CN104133178A - Lithium-battery-pack discharging intelligent detector - Google Patents

Lithium-battery-pack discharging intelligent detector Download PDF

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Publication number
CN104133178A
CN104133178A CN201410312563.4A CN201410312563A CN104133178A CN 104133178 A CN104133178 A CN 104133178A CN 201410312563 A CN201410312563 A CN 201410312563A CN 104133178 A CN104133178 A CN 104133178A
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CN
China
Prior art keywords
module
lithium battery
battery group
electric discharge
voltage conversion
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Pending
Application number
CN201410312563.4A
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Chinese (zh)
Inventor
聂典
沈春霖
方鑫
马宗辉
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NANJING 6902 TECHNOLOGY Co Ltd
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NANJING 6902 TECHNOLOGY Co Ltd
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Priority to CN201410312563.4A priority Critical patent/CN104133178A/en
Publication of CN104133178A publication Critical patent/CN104133178A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a lithium-battery-pack discharging intelligent detector which includes a heat radiation module, a 12V voltage conversion module, a plurality of lithium-battery-pack interfaces, a plurality of power supply interfaces, a single-chip microcomputer control module, and a potentiometer knob module, an LED indication module, an LCD display module, a serial-port module, a prompt tone module, a key module of a discharging work mode, a 5V voltage conversion module and a plurality of load modules, which are connected with the single-chip microcomputer control module. All of the plurality of power supply interfaces are connected with the 12 V voltage conversion module. The 12V voltage conversion module is connected with both of the 5V voltage conversion module and the heat radiation module. The heat radiation module is connected with the plurality of load modules. Each load module is connected with one lithium-battery-pack interface. The single-chip microcomputer control module is provided with an AD conversion module. The invention provides the lithium-battery-pack discharging intelligent detector which is manpower-saving and simple and convenient to operate.

Description

A kind of lithium battery group electric discharge intelligent detecting instrument
Technical field
The present invention relates to a kind of checkout equipment, be specifically related to a kind of lithium battery group electric discharge intelligent detecting instrument.
Background technology
Along with making rapid progress of science and technology, portable electric appts reaches its maturity, and application is also more and more wider.Such as intelligent mobile phone, panel computer or portable apparatus etc. all applied quite universally, also harsher to the requirement of portable electric appts, and the flying power of overlength and light weight have all been proposed to more requirement.
In order to adapt to diversified application, the battery of various models produces thereupon.Lithium battery, because operating temperature range is wide, energy density is large, self discharge is little, the life-span is long, becomes the ideal source of portable electric appts.In order to ensure the use safety of lithium battery, before lithium battery dispatches from the factory, need lithium battery to carry out performance test, and battery discharge test is requisite test event in battery performance test.
In battery discharge test, need variation and the discharge time of real time record lithium battery sparking voltage.When the voltage of lithium battery electric discharge reaches predetermined voltage, need to control lithium battery and finish electric discharge.In this process, existing method is by current sparking voltage value and the discharge time of the mode real time record lithium battery of manual record, and because the process of battery discharge is veryer long, therefore adopt the mode of manual record to waste greatly human resources, also easily make mistakes, be unfavorable for large-scale production, thereby the production cost of lithium battery is increased.How the performance of the measurement lithium battery of efficiently and accurately, becomes one and need to solve important problem.
Summary of the invention
For the deficiency existing in prior art, the invention provides a kind of manpower, lithium battery group easy and simple to handle electric discharge intelligent detecting instrument saved, the invention solves manual record labor intensive, flow process is loaded down with trivial details, easily make mistakes, be unfavorable for large-scale production, cause the too high problem of production cost.
To achieve these goals, the present invention realizes by the following technical solutions:
A kind of lithium battery group electric discharge of the present invention intelligent detecting instrument, comprises for preventing the overheated radiating module burning of load blocks, 12V voltage conversion module, several lithium battery group interfaces, several power interfaces, single chip control module, be connected with single chip control module for regulating the potentiometer knob module of the current value of lithium battery electric discharge, be used to indicate the LED indicating module of the duty of each module, for showing the LCD display module of lithium battery discharge current size, serial port module, for pointing out the prompt tone module of lithium battery discharge condition, for the key-press module of the electric discharge mode of operation of detector is set, 5V voltage conversion module, for several load blocks that consume electric quantity of lithium battery, several power interfaces all connect 12V voltage conversion module, 12V voltage conversion module all connects 5V voltage conversion module and radiating module, radiating module connects several load blocks, each load blocks all connects a lithium battery group interface, and single chip control module is provided with AD modular converter.
A kind of lithium battery group electric discharge intelligent detecting instrument of the present invention, load blocks is 14,14 of lithium battery group interfaces, power interface is 14.
A kind of lithium battery group electric discharge intelligent detecting instrument of the present invention, is characterized in that, also comprise fuse, several power interfaces are all connected in series fuse.
The side of a kind of lithium battery group electric discharge intelligent detecting instrument of the present invention is provided with convection fan.
Load blocks of the present invention is provided with several sampling resistors, and several sampling resistors adopt two-sided spacing to distribute side by side.
AD modular converter of the present invention connects several load blocks
Beneficial effect of the present invention: the present invention passes through radiating module, 12V voltage conversion module, several lithium battery group interfaces, several power interfaces, single chip control module, the potentiometer knob module being connected with single chip control module, LED indicating module, LCD display module, serial port module, prompt tone module, key-press module, 5V voltage conversion module, several load blocks record variation and the discharge time of lithium battery sparking voltage, the current sparking voltage value and the discharge time that do not need the mode real time record lithium battery of manual record, therefore save manpower, easy and simple to handle, the present invention efficiently solves manual record labor intensive, flow process is loaded down with trivial details, easily make mistakes, be unfavorable for large-scale production, cause the too high problem of production cost.
 
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, describe the present invention in detail;
Fig. 1 is system chart of the present invention.
embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with embodiment, further set forth the present invention.
As shown in Figure 1, a kind of lithium battery group electric discharge intelligent detecting instrument, comprises for preventing the overheated radiating module burning 10 of load blocks, 12V voltage conversion module 12, 14 lithium battery group interfaces 15, 14 power interfaces 13, single chip control module 1, be connected with single chip control module for regulating the potentiometer knob module 2 of the current value of lithium battery electric discharge, be used to indicate the LED indicating module 3 of the duty of each module, for showing the LCD display module 4 of lithium battery discharge current size, serial port module 5, for pointing out the prompt tone module 6 of lithium battery discharge condition, for the key-press module 7 of the electric discharge mode of operation of detector is set, 5V voltage conversion module 8, for 14 load blocks 9 that consume electric quantity of lithium battery, 14 power interfaces 13 all connect 12V voltage conversion module 12,12V voltage conversion module 12 all connects 5V voltage conversion module 8 and radiating module 10, radiating module 10 connects 14 load blocks 9, each load blocks all connects a lithium battery group interface, single chip control module 1 is provided with AD modular converter 11
The present invention also comprises that 16,14 power interfaces 13 of fuse are all connected in series fuse 16.
The side of a kind of lithium battery group electric discharge intelligent detecting instrument of the present invention is provided with convection fan, effectively reduces the temperature of lithium battery electric discharge by the mode of strong convection.
Load blocks 9 of the present invention is provided with several sampling resistors, and several sampling resistors adopt two-sided spacing to distribute side by side, make limited space can obtain better radiating effect, in case load blocks is burnt.
AD modular converter 11 of the present invention all connects 14 load blocks 9.
In the present invention, by the AD modular converter 11 of single chip control module 1, gather the voltage of Shi Si road load, realize the discharge condition that detects in real time each road load, and by by the magnitude of voltage of sampling and the boundary value comparison prestoring, realize battery electric quantity abnormal alarm function.
During actual detection, 14 lithium battery group interfaces connect 14 road lithium battery groups, set the discharge current value of respective channel by potentiometer knob module, switch on power afterwards, starting outfit, sets the parameters such as discharge time of corresponding lithium battery group and alarm threshold value by key-press module.
During physical device operation, convection fan in cabinet can start, take better must be electric discharge chip cooling, LCD display module shows discharge time and minute other discharge current value of Shi Si road lithium battery group, and at certain intervals current value is kept in the EEPROM of single chip control module, can inquire about and preserve Ge road current value by key-press module, and can corresponding current value be passed to host computer by serial port module and carry out subsequent treatment.When regular picture finishes, after electric discharge finishes, LED indicating module can be lit, and prompt tone module can be sent corresponding prompt tone, to remind staff's end of discharging.Lithium battery electric discharge in Ruo Mou road is abnormal, and single chip control module can be controlled malfunction indicator lamp and light, and prompt tone module can trigger alarm, and LCD display module can, with the form of the current value of shimmery picture Ying Lu, remind staff to check corresponding lithium battery.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.

Claims (6)

1. lithium battery group electric discharge intelligent detecting instrument, it is characterized in that, comprise for preventing the overheated radiating module burning of load blocks (10), 12V voltage conversion module (12), several lithium battery group interfaces (15), several power interfaces (13), single chip control module (1), be connected with single chip control module for regulating the potentiometer knob module (2) of the current value of lithium battery electric discharge, be used to indicate the LED indicating module (3) of the duty of each module, for showing the LCD display module (4) of lithium battery discharge current size, serial port module (5), for pointing out the prompt tone module (6) of lithium battery discharge condition, for the key-press module (7) of the electric discharge mode of operation of detector is set, 5V voltage conversion module (8), for several load blocks (9) that consume electric quantity of lithium battery, described several power interfaces (13) all connect 12V voltage conversion module (12), described 12V voltage conversion module (12) all connects 5V voltage conversion module (8) and radiating module (10), described radiating module (10) connects several load blocks (9), described each load blocks all connects a lithium battery group interface, described single chip control module (1) is provided with AD modular converter (11).
2. a kind of lithium battery group electric discharge intelligent detecting instrument according to claim 1, is characterized in that, described load blocks (9) is 14, (15) 14 of described lithium battery group interfaces, and described power interface (13) is 14.
3. a kind of lithium battery group electric discharge intelligent detecting instrument according to claim 1, is characterized in that, also comprise fuse (16), described several power interfaces (13) are all connected in series fuse (16).
4. a kind of lithium battery group electric discharge intelligent detecting instrument according to claim 1, is characterized in that, the side of described a kind of lithium battery group electric discharge intelligent detecting instrument is provided with convection fan.
5. a kind of lithium battery group electric discharge intelligent detecting instrument according to claim 1, is characterized in that, described load blocks (9) is provided with several sampling resistors, and described several sampling resistors adopt two-sided spacing to distribute side by side.
6. a kind of lithium battery group electric discharge intelligent detecting instrument according to claim 1, is characterized in that, described AD modular converter (11) all connects several load blocks (9).
CN201410312563.4A 2014-07-03 2014-07-03 Lithium-battery-pack discharging intelligent detector Pending CN104133178A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410312563.4A CN104133178A (en) 2014-07-03 2014-07-03 Lithium-battery-pack discharging intelligent detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410312563.4A CN104133178A (en) 2014-07-03 2014-07-03 Lithium-battery-pack discharging intelligent detector

Publications (1)

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CN104133178A true CN104133178A (en) 2014-11-05

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5705912A (en) * 1993-09-17 1998-01-06 Nec Corporation Circuit for preventing overdischarge of rechargeable battery pack consisting of a plurality of rechargeable batteries
CN2636253Y (en) * 2003-07-01 2004-08-25 烟台东方电子玉麟电气有限公司 Discharge tester for accumulator
CN201096875Y (en) * 2007-09-18 2008-08-06 比亚迪股份有限公司 Fuel cell current measuring circuit
JP2009022099A (en) * 2007-07-11 2009-01-29 Ntt Facilities Inc System and method for controlling battery
CN201489097U (en) * 2009-08-20 2010-05-26 江西中投新能源有限公司 Lithium cell discharge tester
CN101867207A (en) * 2010-06-11 2010-10-20 大连市旅顺电力电子设备有限公司 Constant-current discharging device of electric storage battery
CN102478633A (en) * 2010-11-29 2012-05-30 陕西柯蓝电子有限公司 Comprehensive tester for storage battery
CN203405558U (en) * 2013-08-30 2014-01-22 浙江工贸职业技术学院 Storage battery capacitor detector
CN103576093A (en) * 2012-07-24 2014-02-12 南京捷翔能源科技有限公司 Discharging data recorder for storage battery and discharging data record use method thereof
CN203480002U (en) * 2013-10-21 2014-03-12 郭方达 Patient monitor battery capacity tester

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5705912A (en) * 1993-09-17 1998-01-06 Nec Corporation Circuit for preventing overdischarge of rechargeable battery pack consisting of a plurality of rechargeable batteries
CN2636253Y (en) * 2003-07-01 2004-08-25 烟台东方电子玉麟电气有限公司 Discharge tester for accumulator
JP2009022099A (en) * 2007-07-11 2009-01-29 Ntt Facilities Inc System and method for controlling battery
CN201096875Y (en) * 2007-09-18 2008-08-06 比亚迪股份有限公司 Fuel cell current measuring circuit
CN201489097U (en) * 2009-08-20 2010-05-26 江西中投新能源有限公司 Lithium cell discharge tester
CN101867207A (en) * 2010-06-11 2010-10-20 大连市旅顺电力电子设备有限公司 Constant-current discharging device of electric storage battery
CN102478633A (en) * 2010-11-29 2012-05-30 陕西柯蓝电子有限公司 Comprehensive tester for storage battery
CN103576093A (en) * 2012-07-24 2014-02-12 南京捷翔能源科技有限公司 Discharging data recorder for storage battery and discharging data record use method thereof
CN203405558U (en) * 2013-08-30 2014-01-22 浙江工贸职业技术学院 Storage battery capacitor detector
CN203480002U (en) * 2013-10-21 2014-03-12 郭方达 Patient monitor battery capacity tester

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Application publication date: 20141105