CN2689563Y - Intelligent movable power supplies - Google Patents

Intelligent movable power supplies Download PDF

Info

Publication number
CN2689563Y
CN2689563Y CN 200320101588 CN200320101588U CN2689563Y CN 2689563 Y CN2689563 Y CN 2689563Y CN 200320101588 CN200320101588 CN 200320101588 CN 200320101588 U CN200320101588 U CN 200320101588U CN 2689563 Y CN2689563 Y CN 2689563Y
Authority
CN
China
Prior art keywords
intelligent
output
battery
battery group
charger
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 200320101588
Other languages
Chinese (zh)
Inventor
庞宏冰
牟骏
邱建利
原勇成
吕海芳
Original Assignee
庞宏冰
蔡明宗
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 庞宏冰, 蔡明宗 filed Critical 庞宏冰
Priority to CN 200320101588 priority Critical patent/CN2689563Y/en
Application granted granted Critical
Publication of CN2689563Y publication Critical patent/CN2689563Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)

Abstract

The utility model provides an intelligent movable power supply, which comprises an intelligent battery unit, an intelligent charger and an output regulator. The intelligent battery unit is connected to the intelligent charger and the output regulator. The intelligent charger comprises a charging manager, an AC adaptor and an electric quantity indicator. The output regulator comprises a controller, an LCD, an output regulation press-button, a power output unit and a control information memory cell. The intelligent battery unit comprises a lithium battery manager, a lithium battery protector, a battery information storage unit, a charging electricity display and a battery unit interface. The intelligent movable power supply supports the bus standard (SMBUS1. 1) of the intelligent battery system management. Besides, the utility model has the advantages that the maximum output current is 4A; the output power is greater than 50W; the output voltage is 5-20V and is accurate and tunable; the capacity is colossal; the operating temperature is-20 DEG C to +40 DEG C; the protection function is various; the utility model can be widely used for movable notebook computers, portable CD/VCD/DVD players, mobile phones, digital cameras, PDA and other portable electronic appliances.

Description

The intelligence portable power source
Technical field:
The utility model relates to a kind of portable power source device, relates in particular to a kind of intelligent portable power source device, to be used for notebook computer, portable CD/VCD/DVD player, mobile phone, digital camera, palmtop PC and other portable electric appts.
Background technology:
Present portable power source generally all has charger, battery pack and follower, but because circuit is simple, function is less.As in when charging, have overcharge, overvoltage, overcurrent, overheated situation, battery is destroyed; And when discharge, had put, under-voltage, short circuit also destroys battery easily.Output is generally fixed in addition, and the scope of application is little.Also have general intelligent power that the various states of battery can not be provided timely and effectively.In addition, power is generally less, so the scope of application is also restricted.
The utility model content:
The purpose of this utility model is: design a kind of can when charging control overcharge, overvoltage, overcurrent, overheated; The time had with discharge put, the smart circuit of overheated, under-voltage, short-circuit protection, and can Adjustable Output Voltage, in time the various states of monitoring display battery can be exported bigger power.
The utility model is achieved in that the utility model comprises intelligent charger, output controller and intelligent battery group.The intelligent battery group connects intelligent charger and output controller respectively.The Charge Management device of intelligent charger connects AC adapter (using switching circuit), electric-quantity display device and intelligent battery group respectively by System Management Bus (SM BUS), and electric-quantity display device connects the intelligent battery group again.The lithium battery manager of intelligent battery group connects li-ion cell protection device, battery information memory cell, charge capacity display, battery pack interface respectively by System Management Bus, and this interface connects output controller and intelligent charger respectively.The li-ion cell protection device connects the lithium battery group, and lithium battery group one side has biodot.The controller of output controller connects LCD, output adjusting button, the power output unit with step-up/down, control information memory cell respectively by System Management Bus.The intelligent battery group is connected with the control information memory cell by System Management Bus, and the power output unit connects custom system, and power output unit one side has fan.
Compare with prior art, the advantage that the utlity model has is:
1, can provide multi-stage protection circuit at lithium ion battery, prevent to overcharge, cross put, overvoltage, overcurrent, overtemperature protection; The discharge under-voltage protection, short-circuit protection function guarantees safe in utilization.
2, special battery management unit is arranged, can accurately monitor the various states of single electric core.
3, support smart battery system management bus standard (SM BUS1.1).Pass through System Management Bus (SM BUS) mode communicating battery information between intelligent charger, intelligent battery group, the output controller.
4, display unit comprises various information such as dump energy, output voltage with lattice lcd form display power supply state.The dump energy precision can reach 0.2%, and low electric weight warning function is arranged.
5, the built-in step-up/down circuit of power output unit, (5～20V), output accuracy can reach 0.1V, and maximum output error is less than 0.4V in the voltage output of wide region.The utility model can be adjusted output voltage in use at any time, can be used in different electronic equipments easily.
6, output voltage has memory function, can remember regulation voltage level last time automatically, after replacing battery or power supply are opened again, still can be adjusted to the voltage output value of last time automatically.
7, maximum output current reaches 4A, and power output is greater than 50W, is fit to high-power electric appliance and uses, as notebook computer etc.
8, intelligent charger has switching circuit and special Charge Management integrated circuit, can be by stages carry out constant voltage or current constant mode charging to battery, can the whole charging process of intelligent management, and show charging capacity at any time.After charging is finished, can stop charging automatically.
9, the utility model can be changed identical battery component and output controller and intelligent charger need not be changed easily, to reduce burden for users.
10, adopt high-quality and efficient lithium ion battery cell, memory-less effect, after the charge and discharge cycles 500 times, capacity still reaches 80%.
11, this device is a vast capacity, its available service time, is 2 to 6 times of mobile phone, digital camera internal batteries; Be 1 to 2 times of notebook computer internal battery.
12, can in-20 ℃ to+40 ℃ environment, normally use.
13, being furnished with special-purpose scalable output connecting line and use changeover plug one group more, being suitable for the electronic equipment of different size.
Description of drawings:
Fig. 1 circuit block diagram of the present utility model
Fig. 2 structure chart of the present utility model
Fig. 3 intelligent charger circuit block diagram of the present utility model
Fig. 4 intelligent charger structure chart of the present utility model
Fig. 5 intelligent battery group of the present utility model circuit block diagram
Fig. 6 intelligent battery group of the present utility model structure chart
Fig. 7 output controller circuit block diagram of the present utility model
Fig. 8 output controller structure chart of the present utility model
Fig. 9 output controller program flow diagram of the present utility model
Embodiment:
As shown in Figure 1 and Figure 2, circuit block diagram of the present utility model and structure chart have been represented.Intelligent battery group 200 needs earlier before use to its charging, during charging, as long as the charger interface 106 of intelligent charger 100 and the battery pack interface 206 of intelligent battery group 200 are joined, intelligent charger 100 is inserted in the household electrical appliance supply socket, and intelligent charger 100 will begin automatically to 200 chargings of intelligent battery group.After charging finished, intelligent charger 100 stopped charging automatically.
The battery pack interface 206 of the intelligent battery group 200 after will being full of is docked to the adjuster interface 308 of output controller 300, adjusts button 307 by the output of output controller 300 and sets output voltage, (can export with reference to the adapter of notebook); The power output module 306 of output controller 300 is connected with the notebook even load, and intelligent battery group 200 can provide power supply, the beginning discharge process.
When the dump energy of battery less than 2% the time, output controller 300 process of stopping power supply, LCD 302 shows the electric weight deficiencies, the liquid crystal display screen flicker illustrate that intelligent battery group 200 will put, and need charge again to intelligent battery group 200 at this moment.
As shown in Figure 3, Figure 4, be intelligent charger 100 circuit block diagrams of the present utility model and structure chart.100～240V alternating current enters intelligent charger 100 by supply socket, after the ac/dc conversion of the switching circuit of process AC adapter 101, becomes direct current, offers Charge Management device 102, the whole charging process of Charge Management device 102 management.Electric-quantity display device 103 is obtained charge volume by System Management Bus 105, along with the increase of charge volume, charging indicator light 104 can progressively be lighted, when charging indicator light 104 is all lighted, expression intelligent battery group 200 has been full of, intelligent charger 100 stops charging automatically, and charging process finishes.
Charge Management device 102 is a monolithic intelligent battery Charge Management integrated circuit, can adopt UCC3909, LTC1759 etc., maximum provides the charging current of 8A, and the overvoltage of when charging, overcurrent limitation function arranged, Charge Management device 102 is adjusted charging voltage, charging current by battery system management bus 105 (SM BUS) and 200 communications of intelligent battery group according to the chemical characteristic intelligence of intelligent battery group 200 lithium-ion electric cores.
Electric-quantity display device 103 adopts high speed microprocessors, as 89 serial CPU etc., and software support system management bus (SM BUS1.1).
As Fig. 5, shown in Figure 6, be intelligent battery group 200 circuit block diagrams of the present utility model and structure chart.Lithium ion battery group 201 is made of one group of import high-quality high-performance secondary lithium-ion electricity core, as the CGR18650HG of Panasonic, and the ICR18650P1 of LG etc., the capacity of single electric core reaches 2000mAH.Behind this lithium-ion electric core memory-less effect, charge and discharge cycles 500 times, capacity still reaches 80%; Vast capacity available service time: be 2 to 6 times of mobile phone, digital camera internal batteries; Be 1 to 2 times of notebook computer internal battery.
There is li-ion cell protection device 203 lithium ion battery group 201 outsides; li-ion cell protection device 203 adopts special lithium ionic battery protection circuit; can provide continuous protection to each electric core of lithium ion battery group 201; avoid overcharging, over-discharge can; when lithium ion battery group 201 discharging currents are excessive; li-ion cell protection device 203 automatically shuts down electric current, stops discharge.
Lithium battery manager 204 is for having the lithium battery management application-specific integrated circuit (ASIC) of System Management Bus 208 (SM BUS), (as BQ2057, AT73C202 or the like,) can accurately write down, monitor charging, the discharge process of lithium battery, can provide chemical characteristic such as charged state, residual capacity, residue service time, battery or the like information by System Management Bus 208.The information stores relevant with lithium ion battery group 201 is in battery information memory cell 205.Information memory cell 205 employing 24LC02B etc. have the EEPROM (the erasable formula PROM of electronics) of I2C interface.
Lithium battery manager 204 also can connect electric-quantity display device 207 and indicate charge capacity, and electric-quantity display device 207 is one group of light-emitting diode.Electric-quantity display device 207 is an option, when using charging indicator light 104 with electric-quantity display device 103 structures, does not need to use.
Intelligent battery group 200 connects intelligent charger 100 and output controller 300 by System Management Bus 208 (SM BUS).
There is biodot 202 on lithium ion battery group 201 next doors, can monitor the temperature regime of lithium ion battery group 201 at any time, when the temperature overshoot scope of battery pack, can notify battery manager 204, stop charge and discharge, and it is overheated to prevent.
As Fig. 7, shown in Figure 8, be output controller 300 circuit block diagrams of the present utility model and structure chart.Adjuster 300 connects intelligent battery group 200 by System Management Bus 301, battery power enters the power output unit 306 with step-up/down, controller 305 is by the output voltage of mould/number conversion sampled power output unit 306, by D/A switch power output unit 306 is being controlled, accurately regulate output voltage, to satisfy the needs of custom system.
Controller 305 adopts high speed microprocessors, as PHILIPS 51 serial CPU etc., has high accuracy mould/number, D/A switch; Support SM BUS1.1 agreement.Controller 305 obtains the information such as dump energy of intelligent battery group 200 by System Management Bus 301 and 200 communications of intelligent battery group.
Controller 305 is the state of monitoring intelligent battery pack 200 at any time, and information such as the voltage that obtains, electric weight are shown on the LCD 302.LCD 302 shows various information such as dump energy, output voltage.When electric weight was lower than 2%, alarm signal was sent in LCD 302 flickers.Dump energy report precision can reach 0.2%.
LCD 302 can be used the 128*64 dot lcd, figure, digital information that can expressed in abundance.
Power output unit 306 is made of the high performance switch circuit, the step-up/down function.Can adopt the power device or the like of LM series of MC series, the National Semiconductor of Motorola Inc..
Power output unit 306 of the present utility model can be adjusted output voltage in the voltage range of 5～20V under the control of controller 305, the output adjustable accuracy reaches 0.1V, and maximum output error is less than 0.4V.Can adjust output voltage at any time during use, conveniently be used in different electronic equipments.Maximum output current reaches 4A, and power output is greater than 50W, and the electrical equipment that is fit to various power uses, as IBM, and SONY, TOSHIBA, common notebook computer such as ACER, portable DVD player/VCD player, digital camera, video camera, PDA, mobile phone etc.
The user regulates 307 pairs of output voltages of button by output and adjusts, and the user can adjust output voltage according to 0.1V or 1V mode.
303 storages of control information memory cell are such as output voltage or the like control information.Control information memory cell 303 employing 24LC02B etc. have the EEPROM of I2C interface.Controller 305 is remembered regulation voltage level last time automatically by control information memory cell 303, after replacing battery or power supply are opened again, still can be adjusted to the voltage output value of last time automatically.
Power output unit 306 1 sides have fan 304, and when discharge power needed heat radiation greatly, fan 304 started automatically, is not damaged to protect intelligent portable power source.
Power output unit 306 connects custom system, for custom system provides supply of electric power.
As shown in Figure 9, be output controller program flow diagram of the present utility model, controller 305 can power controlling output unit 306, adjusts output voltage, and, obtain the information such as dump energy of intelligent battery group 200 by System Management Bus 301 and 200 communications of intelligent battery group.At first initialization of controller 305, initialization LCD then 302 shows information such as adjusting menu, output voltage, electric weight.Controller 305 enters idle pulley subsequently, waits for keyboard interrupt, 200 status polls of 500ms intelligent battery group.The user enters keyboard Interrupt Process function A after pressing output adjusting button 307, adjusts function B by output voltage then and regulates output voltage.Controller 305 every 500ms inquiry power supply statuss are kept output voltage, monitoring electric weight at any time.When the dump energy of battery less than 2% the time, output controller 300 process of stopping power supply, LCD 302 shows the electric weight deficiencies, the liquid crystal display screen flicker illustrate that intelligent battery group 200 will put, and need charge again to intelligent battery group 200 at this moment.

Claims (3)

1, a kind of intelligent portable power source, comprise intelligent charger, output controller and intelligent battery group, it is characterized in that: described charger is an intelligent charger, the Charge Management device of intelligent charger connects AC adapter, electric-quantity display device and intelligent battery group respectively by System Management Bus, electric-quantity display device connects the intelligent battery group again, and described AC adapter is the adapter of switching circuit pattern; Intelligence portable power source maximum output current 4A, power output is greater than 50W, and output voltage 5-20V is accurately adjustable, and maximum output error is less than 0.4V, vast capacity available service time: be 2 to 6 times of mobile phone, digital camera internal batteries; Be 1 to 2 times of notebook computer internal battery; Device is supported battery system management bus standard.
2, intelligent portable power source according to claim 1 is characterized in that: the controller of described output controller connects LCD, output adjusting button, power output unit, control information memory cell respectively by System Management Bus; The intelligent battery group is connected with the control information memory cell by System Management Bus; Described power output unit is the output unit with step-up/down circuit; The power output unit connects custom system, and power output unit one side has fan; Described display is to use lattice lcd, and the dump energy precision is 0.2%.
3, intelligent portable power source according to claim 1; it is characterized in that: the lithium battery manager of described intelligent battery group connects li-ion cell protection device, battery information memory cell, charge capacity display, battery pack interface respectively by System Management Bus; the battery pack interface connects output controller and intelligent charger respectively; the li-ion cell protection device connects the lithium battery group, and it organizes a side biodot.
CN 200320101588 2003-10-29 2003-10-29 Intelligent movable power supplies Expired - Fee Related CN2689563Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200320101588 CN2689563Y (en) 2003-10-29 2003-10-29 Intelligent movable power supplies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200320101588 CN2689563Y (en) 2003-10-29 2003-10-29 Intelligent movable power supplies

Publications (1)

Publication Number Publication Date
CN2689563Y true CN2689563Y (en) 2005-03-30

Family

ID=34661473

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200320101588 Expired - Fee Related CN2689563Y (en) 2003-10-29 2003-10-29 Intelligent movable power supplies

Country Status (1)

Country Link
CN (1) CN2689563Y (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101322089B (en) * 2005-10-14 2010-11-10 捷讯研究有限公司 Battery pack authentication for a mobile device
CN102684268A (en) * 2012-05-24 2012-09-19 惠州市尚联达电子有限公司 Circuit and method for mobile power supply to automatically adjust and match output voltage
CN103219762A (en) * 2013-04-01 2013-07-24 海能达通信股份有限公司 Charging control circuit
CN103580260A (en) * 2012-07-19 2014-02-12 飞毛腿电子（深圳）有限公司 Portable mobile power supply
CN103901783A (en) * 2012-12-26 2014-07-02 产晶积体电路股份有限公司 Power supply notification method
CN104767244A (en) * 2015-04-10 2015-07-08 北京兴迪仪器有限责任公司 Pluggable rechargeable battery module with complete battery management function

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101322089B (en) * 2005-10-14 2010-11-10 捷讯研究有限公司 Battery pack authentication for a mobile device
CN102684268A (en) * 2012-05-24 2012-09-19 惠州市尚联达电子有限公司 Circuit and method for mobile power supply to automatically adjust and match output voltage
CN103580260A (en) * 2012-07-19 2014-02-12 飞毛腿电子（深圳）有限公司 Portable mobile power supply
CN103580260B (en) * 2012-07-19 2015-10-28 飞毛腿电子（深圳）有限公司 A kind of Portable power source
CN103901783A (en) * 2012-12-26 2014-07-02 产晶积体电路股份有限公司 Power supply notification method
CN103219762A (en) * 2013-04-01 2013-07-24 海能达通信股份有限公司 Charging control circuit
CN103219762B (en) * 2013-04-01 2017-02-08 海能达通信股份有限公司 Charging control circuit
CN104767244A (en) * 2015-04-10 2015-07-08 北京兴迪仪器有限责任公司 Pluggable rechargeable battery module with complete battery management function

Similar Documents

Publication Publication Date Title
Barsukov et al. Battery power management for portable devices
EP2520003B1 (en) Solar charger for charging power battery
CN2886896Y (en) A charging/discharging balance control device for lithium battery pack
KR101690607B1 (en) Portable backup power supply
CN1540478A (en) Intelligent movable power supply
CN106712159B (en) Lithium battery rapid charging and discharging device and method
EP2023458A1 (en) A multi power supply system for a portable device
WO2013051863A2 (en) Apparatus and method for charging a battery
WO2011144007A1 (en) Lossless charger for lithium-ion power battery
CN2842844Y (en) The digital power supply of portable photoelectricity
CN1949620A (en) Power managing system with multi-charging modes
WO2022006706A1 (en) Integrated control device and new energy vehicle
CN2689563Y (en) Intelligent movable power supplies
CN101599560A (en) The charging device of lithium secondary battery and charging method
WO2024037266A1 (en) Battery pack for providing power to power tool
CN100440612C (en) Photoelectric charger, charging method and its electronic products used thereof
CN201789314U (en) Charging device
CN204465034U (en) Lithium battery group charge and discharge protecting plate and lithium battery group protection system
CN204651429U (en) Storage battery series connection charge/discharge device
CN108767940B (en) Active equalization device and active equalization method for parallel charging of series rechargeable batteries
CN104553840A (en) Automobile emergency startup power source and automobile emergency startup method
CN108667088B (en) Lithium battery energy storage system supporting UPS with neutral line
CN107733033B (en) PD protocol-based PPS mobile power supply system and control method
CN103208836A (en) Outdoor solar lithium battery energy storage device
CN111478406A (en) Intelligent charging equipment

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee