CN202471921U - Storage battery tester - Google Patents
Storage battery tester Download PDFInfo
- Publication number
- CN202471921U CN202471921U CN2011205673438U CN201120567343U CN202471921U CN 202471921 U CN202471921 U CN 202471921U CN 2011205673438 U CN2011205673438 U CN 2011205673438U CN 201120567343 U CN201120567343 U CN 201120567343U CN 202471921 U CN202471921 U CN 202471921U
- Authority
- CN
- China
- Prior art keywords
- circuit
- accumulator
- spark
- tested
- input interface
- 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 - Lifetime
Links
Images
Landscapes
- Tests Of Electric Status Of Batteries (AREA)
Abstract
The utility model provides a storage battery tester, which is high in testing precision, long in service life and convenient in carrying, is provided with a temperature verification function, and comprises a power supply circuit, an external input interface, a discharging drive and transient discharging circuit, a CPU module and an operation and display circuit. The storage battery tester performs transient discharging on a storage battery to be tested, the CPU is used for collecting the discharging data of the storage battery, and the storage battery tester has the characteristics of being high in testing precision, uneasily causing capacity decrease of the storage battery even if the storage battery is repeatedly tested, and not causing the damage of the storage battery tester, etc.
Description
Technical field
The utility model relates to the battery technology field, is specifically related to a kind of battery condition tester.
Background technology
Now accumulator testing is mostly used a kind of employing resistance wire discharge, with the battery condition tester of gauge outfit indication, this tester utilizes the resistance wire accumulators to do discharge mode, and the precision of test is very poor, just assesses to the accumulator quality on a kind of sense organ of people.In addition, because this tester can not surpass 5 seconds discharge time, otherwise heating wire can burn, and causes tester to damage, and then can't use the occasion that needs the repeated validation accumulator quality.Secondly, if repeatedly adopt this test test accumulator, accumulator discharge itself is serious, also influences the life-span of accumulator.This simple and crude battery condition tester, the life-span generally has only 3-6 month.
Test request for starting type accumulators is higher; According to the technical requirement of starting type accumulators in the world; Can be printed on the nominal value of accumulator capacity nominal value, accumulator cold start-up ability (CCA) on the shell of accumulator, really assess the quality of accumulator, must science test out the data of accumulator; Compare with nominal data, just can confirm the real quality of accumulator.Moreover starting type accumulators is also high to the requirement of temperature, also needs account temperature verification factor when starting type accumulators is tested.
Summary of the invention
Novel content
The purpose of the utility model is that a kind of measuring accuracy of proposition is high, the life-span is long, has the portable battery condition tester of temperature verification.
Battery condition tester according to the utility model proposes comprises:
Power circuit: the power circuit of giving CPU module and operation and display circuit power supply through accumulator to be tested;
Outer input interface: connect the input interface of accumulator to be tested during test, said outer input interface comprises voltage acquisition interface, current acquisition interface and temperature acquisition interface at least;
Discharge drives and the spark circuit: can connect accumulator to be tested and carry out the circuit of spark through outer input interface;
CPU module: send said discharge driving of instruction control and spark circuit working and gather the data message of accumulator accumulator to be tested in the spark process, the accumulator data message to be tested that obtains is stored and shows through operation and display circuit;
Operation and display circuit: setup parameter, input CPU action command and video data,
Wherein, Said outer input interface, discharge drive and spark circuit, power circuit, operation and display circuit all are connected with the CPU module, and said discharge driving and spark circuit be the formation discharge loop when externally input interface connects accumulator to be tested.
The battery condition tester of the utility model connects accumulator to be tested by discharge driving and spark circuit through outer input interface, by the conducting of CPU control spark circuit; Adopt the spark method; CPU gathers data such as battery tension, electric current, temperature in the spark process, and goes out the test parameter of accumulator according to these data computation, because the high-level efficiency of CPU is calculated; Can obtain the accurate test data of accumulator moment and show that through display module testing efficiency is high; Simultaneously, adopt the spark method, be equivalent to accumulator and normally use; So test data is accurate, and can control the battery discharging to be tested time through CPU when testing repeatedly, be not easy to cause the capacity of accumulator to descend; Can not cause this battery condition tester to damage long service life yet; The power supply of battery condition tester is supplied power by accumulator spark to be tested, so the utility model has reduced the power supply source of self, is more convenient for carrying test; Outer input interface also has the temperature acquisition interface, can test the data of battery band temperature compensation, more is applicable to the test of starting type accumulators.
Further, said temperature acquisition interface adopts temperature sensor.Adopting temperature sensor is portability and the cost of considering battery condition tester, and with respect to other temperature test devices, sensor bulk is littler, and cost is lower.
Further, said discharge driving and spark circuit adopt the driving circuit of light-coupled isolation.Consider that battery condition tester is operated in the high-interference environment sometimes, the discharge driving circuit adopts the driving circuit of light-coupled isolation can guarantee the reliability of the utility model.
Further, said power circuit has Voltage stabilizing module.Because the power supply of the utility model provides through accumulator instantaneous discharge to be tested, its electric current is unstable, so better embodiment is to add Voltage stabilizing module.
Further, said outer input interface is provided with the polarity protection device, causes accumulator to be tested or battery condition tester to damage to prevent outer input interface polarity wrong.
Further, said CPU module also is provided with external communication interface.Sometimes test data to be tested also need send to the external record instrument or print, so battery condition tester also is provided with external communication interface.RS232 interface for example.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the power circuit diagram of the utility model.
Fig. 3 is the discharge driving circuit figure of the utility model.
Fig. 4 is the spark circuit diagram of the utility model.
Fig. 5 is the outer input interface structural representation of the utility model.
Embodiment
Contrast accompanying drawing below; Through description, the effect of the mutual alignment between the shape of the embodiment of the utility model such as related each member, structure, the each several part and annexation, each several part and principle of work etc. are done further to specify to embodiment.
Like Fig. 1, the battery condition tester of the utility model comprises:
Power circuit: the power circuit of giving CPU module and operation and display circuit power supply through accumulator to be tested;
Outer input interface: connect the input interface of accumulator to be tested during test, said outer input interface comprises voltage acquisition interface, current acquisition interface and temperature acquisition interface at least;
Discharge drives and the spark circuit: can connect accumulator to be tested and carry out the circuit of spark through outer input interface;
CPU module: send said discharge driving of instruction control and spark circuit working and gather the data message of accumulator accumulator to be tested in the spark process, the accumulator data message to be tested that obtains is stored and shows through operation and display circuit;
Operation and display circuit: setup parameter, input CPU action command and video data,
Wherein, Said outer input interface, discharge drive and spark circuit, power circuit, operation and display circuit all are connected with the CPU module, and said discharge driving and spark circuit be the formation discharge loop when externally input interface connects accumulator to be tested.
Like Fig. 2 is the power circuit part of the utility model, owing to be from the power taking of accumulator own, its electric current is unstable and consider the performance that this product maybe the on-line testing accumulator, and this power circuit must possess voltage stabilizing function, so be provided with Voltage stabilizing module.In addition; Owing to adopted metal-oxide-semiconductor to carry out spark; Effective conducting of metal-oxide-semiconductor need surpass the driving voltage of 5V; VDD in this circuit is the voltage stabilizing output of a 12V, possesses the voltage amplification ability than broad for guaranteeing inner operational amplifier, and 12V is also adopted in the power supply power supply of inner operational amplifier.D5 among Fig. 2 is the voltage stabilizing diode of 1 12.7V, and the voltage stabilizing output that guarantees VDD is at 12V.The VCC voltage that the three-terminal voltage-stabilizing IC of VDD voltage stabilizing output process back obtains 5V uses to CPU.U6 among Fig. 2 is exactly the three-terminal voltage-stabilizing IC of a 5V, can obtain the voltage stabilizing output of 5V.
Present embodiment CPU be the CPU that adopts 10 A/D acquisition precisions, when accumulator testing was had time requirement, CPU need be with clock IC, side can not omitted.
Circuit like Fig. 3 and Fig. 4 is the core processing link of the utility model, and discharge just drives and the spark circuit.The MOS that has provided two-way among Fig. 3 and Fig. 4 respectively drives and MOS spark circuit.The reason of considering like this is when considering the bigger accumulator of test capacity, to need the current ratio of spark bigger, therefore, adopts 2 the road to drive and discharge.The accumulator capacity of test adopts 1 tunnel driving and discharge just to meet the demands when 300AH is following if desired.Can find out; Discharge driving circuit among Fig. 3 is the driving circuit that adopts light-coupled isolation; One conveniently is for anti-environmental disturbances; Because the Transistor-Transistor Logic level of CPU can't the driven MOS discharge tube in the present embodiment, need to adopt this circuit to promote the driving voltage of metal-oxide-semiconductor in addition, guarantee that metal-oxide-semiconductor can operate as normal.Like Fig. 4 is metal-oxide-semiconductor spark circuit, and when CPU sent the spark instruction, Q3A, Q4A conducting detected discharge current through pull-up resistor R11.Through detecting the current data of R11 under the different electric pressure condition, the outside battery tension of gathering of set just can calculate the internal resistance of accumulator and other test result.
Like Fig. 5 is the outer input interface structural representation of the utility model.What the TEMP interface connected among the figure is temperature sensor, and the data of this temperature sensor are gathered by CPU, and CPU can carry out computing to the test data of accumulator according to the temperature of gathering, and obtains band temperature verification and not with the accumulator testing data of temperature verification.In Fig. 5, the battery condition tester of the utility model also has reference voltage V
REF, be the reference that tester is tested various information of voltage, the existence of this reference circuit is arranged, guarantee that voltage acquisition, the current acquisition of battery condition tester all possesses very high precision.
Claims (6)
1. battery condition tester is characterized in that comprising:
Power circuit: the power circuit of giving CPU module and operation and display circuit power supply through accumulator to be tested;
Outer input interface: connect the input interface of accumulator to be tested during test, said outer input interface comprises voltage acquisition interface, current acquisition interface and temperature acquisition interface at least;
Discharge drives and the spark circuit: can connect accumulator to be tested and carry out the circuit of spark through outer input interface;
CPU module: send said discharge driving of instruction control and spark circuit working and gather the data message of accumulator accumulator to be tested in the spark process, the accumulator data message to be tested that obtains is stored and shows through operation and display circuit;
Operation and display circuit: setup parameter, input CPU action command and video data,
Wherein, Said outer input interface, discharge drive and spark circuit, power circuit, operation and display circuit all are connected with the CPU module, and said discharge driving and spark circuit be the formation discharge loop when externally input interface connects accumulator to be tested.
2. battery condition tester according to claim 1 is characterized in that said temperature acquisition interface adopts temperature sensor.
3. battery condition tester according to claim 1 is characterized in that said discharge driving and spark circuit adopt the driving circuit of light-coupled isolation.
4. battery condition tester according to claim 1 is characterized in that said power circuit has Voltage stabilizing module.
5. battery condition tester according to claim 1 is characterized in that said outer input interface is provided with the polarity protection device.
6. battery condition tester according to claim 1 and 2 is characterized in that said CPU module also is provided with external communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205673438U CN202471921U (en) | 2011-12-30 | 2011-12-30 | Storage battery tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205673438U CN202471921U (en) | 2011-12-30 | 2011-12-30 | Storage battery tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202471921U true CN202471921U (en) | 2012-10-03 |
Family
ID=46920073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205673438U Expired - Lifetime CN202471921U (en) | 2011-12-30 | 2011-12-30 | Storage battery tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202471921U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777145A (en) * | 2013-02-27 | 2014-05-07 | 王晓秋 | Storage battery intelligent monitoring and maintenance apparatus with functions of testing voltage and load discharge |
| CN104898068A (en) * | 2015-06-26 | 2015-09-09 | 北方联创通信有限公司 | Portable multifunctional storage battery detection system |
| CN108646184A (en) * | 2018-04-17 | 2018-10-12 | 深圳供电局有限公司 | A kind of internal injury detection device and method based on battery discharging embryonic character |
| CN111722112A (en) * | 2020-06-23 | 2020-09-29 | 深圳市道通科技股份有限公司 | Battery detection method and equipment |
| CN111722113A (en) * | 2020-06-24 | 2020-09-29 | 深圳市道通科技股份有限公司 | Battery detection method and equipment |
-
2011
- 2011-12-30 CN CN2011205673438U patent/CN202471921U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777145A (en) * | 2013-02-27 | 2014-05-07 | 王晓秋 | Storage battery intelligent monitoring and maintenance apparatus with functions of testing voltage and load discharge |
| WO2014131143A1 (en) * | 2013-02-27 | 2014-09-04 | Wang Xiaoqiu | Storage battery intelligent monitoring and maintenance apparatus having voltage and load discharge testing function |
| CN104898068A (en) * | 2015-06-26 | 2015-09-09 | 北方联创通信有限公司 | Portable multifunctional storage battery detection system |
| CN104898068B (en) * | 2015-06-26 | 2017-09-15 | 北方联创通信有限公司 | Portable multi-function ice storing time system and its control method |
| CN108646184A (en) * | 2018-04-17 | 2018-10-12 | 深圳供电局有限公司 | A kind of internal injury detection device and method based on battery discharging embryonic character |
| CN111722112A (en) * | 2020-06-23 | 2020-09-29 | 深圳市道通科技股份有限公司 | Battery detection method and equipment |
| CN111722112B (en) * | 2020-06-23 | 2022-12-20 | 深圳市道通科技股份有限公司 | Battery detection method and equipment |
| CN111722113A (en) * | 2020-06-24 | 2020-09-29 | 深圳市道通科技股份有限公司 | Battery detection method and equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202471921U (en) | Storage battery tester | |
| US6081154A (en) | Circuit for determining the remaining operating life of a system | |
| US6218809B1 (en) | Method for monitoring operating parameters of a rechargeable power supply | |
| CN103718618B (en) | Monitor the battery in portable electric appts | |
| TW201720000A (en) | Method, apparatus, and system for power source failure prediction | |
| CN1763686A (en) | Monitoring clock correction method and apparatus | |
| CN104266618A (en) | Ultrasonic thickness meter based on mobile display terminal | |
| US6137264A (en) | Battery pack | |
| CN101639802B (en) | Computer system mounted with battery pack and system main body thereof | |
| US10094689B2 (en) | Fluid flow metering device and method thereof | |
| CN102915209B (en) | Storage control chip, storage equipment and system data writing method | |
| CN104600822A (en) | Battery Charger Module and Method for Determining a State of an AC Power Supply at a Battery Charger Module | |
| JP2011012994A (en) | Data recording device supplied with power from device for outputting data and data recording method for the device | |
| CN204758179U (en) | But remote control's digital pressure gauge | |
| TW201107768A (en) | Testing system and method for testing a charger circuit | |
| CN204389714U (en) | A kind of weather monitoring instrument realizing Temperature and Humidity based on SHT2X chip | |
| CN201334903Y (en) | Indicator diagram and liquid level comprehensive test instrument | |
| CN205192555U (en) | Start -up equipment is felt in spontaneous telex | |
| CN203376686U (en) | Voltage detection and data selection circuit for data memory protection | |
| WO2016075797A1 (en) | Battery system | |
| CN202281829U (en) | Battery monitoring component data automatic debug system | |
| CN101826221A (en) | Electric digital display charging-discharging circulating accumulated multifunctional recorder of electric bicycle | |
| CN204128518U (en) | A kind of supersonic thickness meter based on mobile display terminal | |
| JP4841991B2 (en) | Battery level management device | |
| CN204190430U (en) | A kind of monitoring device of lithium battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 510663, Guangzhou economic and Technological Development Zone, Guangdong, Yushu Industrial Park 5 dedicated three street, G building, four floor Patentee after: Guangzhou Hong Huai Energy Science Co., Ltd Address before: 510000 Guangdong city of Guangzhou province Tianhe District Dongpu Tianli Road Street No. 11 on the third floor 3A86 room Patentee before: Guangzhou Honghuai Electronic Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |
|
| CX01 | Expiry of patent term |