CN202956451U - Automatic intelligent tester for storage battery charger - Google Patents
Automatic intelligent tester for storage battery charger Download PDFInfo
- Publication number
- CN202956451U CN202956451U CN 201220611044 CN201220611044U CN202956451U CN 202956451 U CN202956451 U CN 202956451U CN 201220611044 CN201220611044 CN 201220611044 CN 201220611044 U CN201220611044 U CN 201220611044U CN 202956451 U CN202956451 U CN 202956451U
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- microprocessor
- circuit
- battery charger
- voltage
- automatic intelligent
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Abstract
The utility model discloses an automatic intelligent tester for a storage battery charger. A clock is connected with a microprocessor to drive the microprocessor to be started, the microprocessor outputs test results to a display screen, and when the test results exceed standard, the microprocessor starts an alarming output device. A key circuit is connected with the microprocessor to start next-time test, the microprocessor transmits voltage signals to a constant-current electronic load circuit through a digital to analog converter, the constant-current electronic load circuit transmits signals back to the microprocessor respectively through a voltage digital to analog converter and a current digital to analog converter, and simultaneously, a fan signal sampling circuit is connected with the microprocessor to transmit sampling signals of a charger fan. A digital control mode is introduced, the microprocessor is adopted to control the constant-current electronic load circuit, and the goal of rapidly judging a charging stage of the storage battery charger and testing charging parameters of the storage battery charger in a digitized mode is achieved.
Description
Technical field
The utility model relates to a kind of charger, is specifically related to a kind of automatic intelligent battery charger tester.
Background technology
It is generally acknowledged, the charge characteristic of battery charger is divided into three phases: constant-current charge stage, constant-voltage charge stage, floating charge stage.In the test of traditional battery charger, two schemes is generally arranged: a kind of is to connect accumulator testing, the second is to control by regulating resistance type potentiometer the charging curve that the CC E-load circuit carrys out imitated storage battery, all needs to measure maximum voltage, float charge voltage, maximum current, these four parameters of transition electric current of charger.First method is obviously too slow, and first scheme has improved test speed, but still can't meet the needs of quick production in actual production test, and workman's operative skill is had to certain requirement.
The utility model content
The utility model purpose: the purpose of this utility model is in order to overcome the deficiencies in the prior art, and a kind of automatic intelligent battery charger tester that utilizes microprocessor Digital Control circuit is provided.
Technical scheme: a kind of automatic intelligent battery charger tester described in the utility model comprises key circuit, display screen, warning follower, microprocessor, clock, fan signal sample circuit, digital to analog converter, voltage-mode number converter, current-mode number converter and constant current electronic load circuit; Described clock connects its startup of microprocessor driven, microprocessor is carried voltage signal by digital to analog converter to the constant current electronic load circuit, described constant current electronic load circuit is given microprocessor by voltage-mode number converter and the defeated letter in reply of current-mode number converter number respectively, simultaneously, the fan signal sample circuit is connected with microprocessor and carries the sampled signal of charger fan.Microprocessor is exported to display screen by test result, and when test result exceeds standard, described microprocessor starts the warning follower, and key circuit connects microprocessor and starts test next time.
Particularly, during the utility model work, battery charger is accessed in the constant current electronic load circuit, the parameter of the built-in various charger models of microprocessor, therefore the model of selected good battery charger.After clock drives microprocessor to start, microprocessor sends instruction and controls digital to analog converter, the voltage that 0 ~ 2.49V scope of its output is interior is in the constant current electronic load circuit, the constant current electronic load circuit constantly is delivered to voltage analog signal the voltage-mode number converter in the process of scanning, current analog signal is delivered to the current-mode number converter, the voltage-mode number converter inputs to microprocessor by changing voltage digital signal later, and the current-mode number converter inputs to microprocessor by changing current digital signal later.Simultaneously, described fan signal sample circuit is the tach signal Acquisition Circuit based on Hall revolution speed transducer, and in the charger constant-current charge stage, the fan of charger can rotate with maximum (top) speed, has arrived in the charger floating charge stage, and the rotation of fan can stop.Above-mentioned characteristic based on the charger fan, the fan signal sample circuit is transported to microprocessor by the sampled signal of fan, microprocessor judges by the sampled signal of fan charger is in which charged state, and the voltage digital voltage signal of the scanning that receives and current digital signal are calculated, export the result of calculation of maximum voltage, float charge voltage, maximum current, transition electric current to display screen.
Further, the utility model also comprises the bar code input circuit, and described bar code input circuit can gather the bar code of charger, needn't manually set the model of charger, automatically identify model and the sequence number of tested charger, and it is flowed to microprocessor.
Further, the utility model also comprises ethernet circuit, the test result of described microprocessor uploads onto the server by ethernet circuit, and is stored in database, and the user can inquire about at any time and distribute with test quantity, yields and the fault of stipulated time section per month by network every day.
Beneficial effect: the utility model is introduced the digitizing control mode, adopts microprocessor to control the constant current electronic load circuit, reaches the charging stage of quick judgement battery charger, the purpose of digital test battery charger charge parameter.
The accompanying drawing explanation
Fig. 1 is structure principle chart of the present utility model.
Embodiment
Below technical solutions of the utility model are elaborated, but protection domain of the present utility model is not limited to described embodiment.
Embodiment:A kind of automatic intelligent battery charger of the utility model tester, as shown in Figure 1, comprise key circuit 1, display screen 2, warning follower 3, microprocessor 4, clock 5, fan signal sample circuit 6, ethernet circuit 7, bar code input circuit 8, digital to analog converter 9, voltage-mode number converter 10, current-mode number converter 11 and constant current electronic load circuit 12; By in battery charger 13 access constant current electronic load circuits 12, bar code input circuit 8 gathers the bar code of battery charger 13, automatically identifies model and the sequence number of tested battery charger 13, and it is flowed to microprocessor 4.After clock 5 drives microprocessor 4 to start, microprocessor 4 sends instruction and controls digital to analog converter 9, the voltage that 0 ~ 2.49V scope of its output is interior is in constant current electronic load circuit 12, constant current electronic load circuit 12 constantly is delivered to voltage analog signal voltage-mode number converter 10 in the process of scanning, current analog signal is delivered to current-mode number converter 11, voltage-mode number converter 10 inputs to microprocessor 4 by changing voltage digital signal later, and current-mode number converter 11 inputs to microprocessor 4 by changing current digital signal later.Simultaneously, described fan signal sample circuit 6 is the tach signal Acquisition Circuit based on Hall revolution speed transducer, in the 13 constant-current charge stages of battery charger, the fan of battery charger 13 can rotate with maximum (top) speed, arrived in the 13 floating charge stages of battery charger, the rotation of fan can stop.Above-mentioned characteristic based on battery charger 13 fans, fan signal sample circuit 6 is transported to microprocessor 4 by the sampled signal of fan, microprocessor 4 judges by the sampled signal of fan battery charger 13 is in which charged state, and the voltage digital voltage signal of the scanning that receives and current digital signal are calculated, export the result of calculation of maximum voltage, float charge voltage, maximum current, transition electric current to display screen 2.When test result exceeds standard, described microprocessor 4 starts warning follower 3 and gives the alarm.Manually press & hold, key circuit 1 connects microprocessor 4 and starts test next time.
As mentioned above, although meaned and explained the utility model with reference to specific preferred embodiment, it shall not be construed as the restriction to the utility model self.Under the spirit and scope prerequisite of the present utility model that does not break away from the claims definition, can make in the form and details various variations to it.
Claims (6)
1. an automatic intelligent battery charger tester, comprise key circuit, display screen, warning follower, microprocessor, clock, fan signal sample circuit, digital to analog converter, voltage-mode number converter, current-mode number converter and constant current electronic load circuit; Described clock connects its startup of microprocessor driven, microprocessor is exported to display screen by test result, when test result exceeds standard, described microprocessor starts the warning follower, key circuit connects microprocessor and starts test next time, it is characterized in that: microprocessor is carried voltage signal by digital to analog converter to the constant current electronic load circuit, described constant current electronic load circuit is given microprocessor by voltage-mode number converter and the defeated letter in reply of current-mode number converter number respectively, simultaneously, the fan signal sample circuit is connected with microprocessor and carries the sampled signal of charger fan.
2. automatic intelligent battery charger tester according to claim 1, it is characterized in that: described automatic intelligent battery charger tester also comprises the bar code input circuit, described bar code input circuit is model and the sequence number of the tested charger of identification automatically, and it is flowed to microprocessor.
3. automatic intelligent battery charger tester according to claim 1, it is characterized in that: described automatic intelligent battery charger tester also comprises ethernet circuit, the test result of described microprocessor uploads onto the server by ethernet circuit, and is stored in database.
4. according to the described automatic intelligent battery charger of claim 1 tester, it is characterized in that: the voltage that described digital to analog converter output area is 0 ~ 2.49V is in the constant current electronic load circuit.
5. according to the described automatic intelligent battery charger of claim 1 tester, it is characterized in that: described voltage-mode number converter is converted to voltage digital signal by the voltage analog signal of constant current electronic load circuit and inputs to microprocessor; Described current-mode number converter is converted to current digital signal by the current analog signal of constant current electronic load circuit and inputs to microprocessor.
6. automatic intelligent battery charger tester according to claim 1 is characterized in that: described fan signal sample circuit is the tach signal Acquisition Circuit based on Hall revolution speed transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220611044 CN202956451U (en) | 2012-11-19 | 2012-11-19 | Automatic intelligent tester for storage battery charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220611044 CN202956451U (en) | 2012-11-19 | 2012-11-19 | Automatic intelligent tester for storage battery charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202956451U true CN202956451U (en) | 2013-05-29 |
Family
ID=48462016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220611044 Expired - Lifetime CN202956451U (en) | 2012-11-19 | 2012-11-19 | Automatic intelligent tester for storage battery charger |
Country Status (1)
| Country | Link |
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| CN (1) | CN202956451U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499734A (en) * | 2013-09-30 | 2014-01-08 | 南京特能电子有限公司 | Rapid and portable tester for lead-acid battery charger |
| CN103884998A (en) * | 2014-04-09 | 2014-06-25 | 天宇通讯科技(昆山)有限公司 | Mobile power supply testing system |
| CN105527520A (en) * | 2016-01-05 | 2016-04-27 | 东莞市冠佳电子设备有限公司 | Quick charger test system and test method |
| CN106443236A (en) * | 2016-08-30 | 2017-02-22 | 天能电池(芜湖)有限公司 | Battery charger detection apparatus |
| CN107782987A (en) * | 2016-08-24 | 2018-03-09 | 神讯电脑(昆山)有限公司 | The charge function method of testing of board |
| CN108700623A (en) * | 2016-01-28 | 2018-10-23 | 深圳瀚飞科技开发有限公司 | Charger tests system |
| CN108896842A (en) * | 2018-04-03 | 2018-11-27 | 浙江续航新能源科技有限公司 | A kind of automobile-mounted charger of new energy OBC Auto-Test System and method |
-
2012
- 2012-11-19 CN CN 201220611044 patent/CN202956451U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499734A (en) * | 2013-09-30 | 2014-01-08 | 南京特能电子有限公司 | Rapid and portable tester for lead-acid battery charger |
| CN103499734B (en) * | 2013-09-30 | 2015-09-30 | 南京特能电子有限公司 | Lead-acid battery charger rapid and handy formula tester |
| CN103884998A (en) * | 2014-04-09 | 2014-06-25 | 天宇通讯科技(昆山)有限公司 | Mobile power supply testing system |
| CN105527520A (en) * | 2016-01-05 | 2016-04-27 | 东莞市冠佳电子设备有限公司 | Quick charger test system and test method |
| CN105527520B (en) * | 2016-01-05 | 2019-01-15 | 东莞市冠佳电子设备有限公司 | Quick charger test macro and test method |
| CN108700623A (en) * | 2016-01-28 | 2018-10-23 | 深圳瀚飞科技开发有限公司 | Charger tests system |
| CN107782987A (en) * | 2016-08-24 | 2018-03-09 | 神讯电脑(昆山)有限公司 | The charge function method of testing of board |
| CN106443236A (en) * | 2016-08-30 | 2017-02-22 | 天能电池(芜湖)有限公司 | Battery charger detection apparatus |
| CN108896842A (en) * | 2018-04-03 | 2018-11-27 | 浙江续航新能源科技有限公司 | A kind of automobile-mounted charger of new energy OBC Auto-Test System and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130529 |
|
| CX01 | Expiry of patent term |