CN202815193U - Battery test device - Google Patents
Battery test device Download PDFInfo
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- CN202815193U CN202815193U CN 201220501630 CN201220501630U CN202815193U CN 202815193 U CN202815193 U CN 202815193U CN 201220501630 CN201220501630 CN 201220501630 CN 201220501630 U CN201220501630 U CN 201220501630U CN 202815193 U CN202815193 U CN 202815193U
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- battery
- mesuring battary
- switch
- voltage table
- resistance
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- 238000012360 testing method Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 3
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses a battery test device. The battery test device comprises a battery to be tested. The battery to be tested is arranged inside a battery slot, and a temperature sensor for detecting the temperature of the battery to be tested is further arranged in the battery slot. The device further comprises an internal resistance test circuit which is connected with the battery to be tested for testing the internal resistance value of the battery to be tested and a discharging test circuit for testing the variation values of electrical parameters of the battery to be tested in the discharging process, wherein the electrical parameters comprise the voltage value and the current value. By testing the internal resistance of the battery to be tested and the variation values of the electrical parameters of the battery to be tested in the discharging process, the battery test device adopting the technical scheme has the advantage of simple operation, performance of the battery can be tested accurately, so that the influence on electronic products due to the quality of the battery can be reduced.
Description
Technical field
The utility model relates to the power supply test field, relates in particular to a kind of battery tester.
Background technology
At present, battery is widely used in the electronic product, so the quality of battery directly affects the quality of electronic product, how accurately and for the quality of test battery is quite crucial, generally speaking, test just uses multimeter to measure the voltage of battery, and this mode belongs to walk through test, can't judge the quality quality of battery.
The utility model content
The technical problems to be solved in the utility model is, can't judge for prior art the defective of battery quality provides a kind of simple to operate and high battery tester of measuring accuracy.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of battery tester is provided, it comprises mesuring battary, described mesuring battary is built in the battery draw-in groove, also be provided with the temperature sensor for detection of described mesuring battary temperature in the described battery draw-in groove, described device also comprise being used for of being connected with described mesuring battary respectively test described mesuring battary internal resistance value the internal resistance test circuit and be used for the discharge test circuit of the electric parameter variance values of mesuring battary described in the electric discharge process, wherein, described electric parameter comprises magnitude of voltage and current value.
Preferably, described internal resistance test circuit comprises resistance R 1, K switch 1, voltage table U1 and K switch 3; Wherein, the positive pole of described mesuring battary is connected positive pole with an end of K switch 3 respectively by K switch 1 and is connected with voltage table U1, and the other end of K switch 3 is by the negative pole of the described mesuring battary of resistance R 1 connection, and the negative pole of voltage table U1 connects the negative pole of described mesuring battary.
Preferably, described discharge test circuit comprises K switch 2, resistance R 2, reometer A and voltage table U2; Wherein, the positive pole of described mesuring battary is connected positive pole with an end of resistance R 2 respectively by K switch 2 and is connected with voltage table U2, the other end of resistance R 2 connects the positive pole of reometer A, and the negative pole of reometer A is connected negative pole and is connected respectively the negative pole of described mesuring battary with voltage table U2.
Preferably, voltage table U2 and reometer A are connected to the multimeter that carries computer interfaceJi Suanjijiekou by the USB connecting line respectively.
Preferably, described temperature sensor is provided be used to the display interface that shows described mesuring battary current temperature value.
Implement the technical solution of the utility model, has following beneficial effect: electric parameter variance values in the internal resistance by testing described mesuring battary and the discharge process, this technical scheme is simple to operate, the accurate performance of test battery, thus the impact that brings to electronic product owing to the battery quality reason reduced.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of the utility model battery tester;
Fig. 2 is the circuit diagram of the utility model battery tester.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
See also Fig. 1, Fig. 1 is the structural representation of the utility model battery tester, as shown in Figure 1, this device comprises mesuring battary 100, described mesuring battary 100 is built in battery draw-in groove (not shown), also be provided with the temperature sensor (not shown) for detection of described mesuring battary temperature in the described battery draw-in groove, described device also comprise being used for of being connected with described mesuring battary respectively test described mesuring battary internal resistance value internal resistance test circuit 200 and be used for the discharge test circuit 300 of the electric parameter variance values of mesuring battary described in the electric discharge process, wherein, described electric parameter comprises magnitude of voltage and current value.
In this scheme, described temperature sensor is provided be used to the display interface that shows described mesuring battary current temperature value.
Please in conjunction with consulting Fig. 2, Fig. 2 is the circuit diagram of the utility model battery tester, and as shown in Figure 2, described internal resistance test circuit comprises resistance R 1, K switch 1, voltage table U1 and K switch 3; Wherein, the positive pole of described mesuring battary is connected positive pole with an end of K switch 3 respectively by K switch 1 and is connected with voltage table U1, and the other end of K switch 3 is by the negative pole of the described mesuring battary of resistance R 1 connection, and the negative pole of voltage table U1 connects the negative pole of described mesuring battary; Described discharge test circuit comprises K switch 2, resistance R 2, reometer A and voltage table U2; Wherein, the positive pole of described mesuring battary is connected positive pole with an end of resistance R 2 respectively by K switch 2 and is connected with voltage table U2, the other end of resistance R 2 connects the positive pole of reometer A, and the negative pole of reometer A is connected negative pole and is connected respectively the negative pole of described mesuring battary with voltage table U2.In addition, voltage table U2 and reometer A are connected to the multimeter that carries computer interfaceJi Suanjijiekou by the USB connecting line respectively.
Need to prove that the course of work of this internal resistance test circuit is: at first, Closing Switch K1 reads numerical value u1 and the record of voltage table U1; Subsequently, Closing Switch K3 reads numerical value u2 and the record of voltage table U1; Then Closing Switch K1 or K switch 3.Then the internal resistance of mesuring battary be=(U1-U2)/I2, wherein, I2=U2/RI supposes that the resistance of resistance R 1 is known.
The course of work of this discharge test circuit is: at first, Closing Switch K2, by regulating resistance R2, observe the shown temperature value of display interface on the temperature sensor, it should be noted that, in actual applications, it is too fast to guarantee that temperature value does not raise, and avoids explosion danger, and at this moment resistance R 2 series current Table As and mesuring battary form discharge circuit, reometer A and voltage table U2 are connected to the multimeter that carries computer interfaceJi Suanjijiekou by the USB connecting line, but like this real time record electric current and change in voltage range value.
In sum, by the quality of electric current and change in voltage range value and the large I judgement of internal resistance mesuring battary, if electric current and change in voltage range value are even, internal resistance is less, illustrate that mesuring battary is better, vice versa, and those skilled in the art should understand, and does not repeat them here.
Compared to prior art, electric parameter variance values in the internal resistance by testing described mesuring battary and the discharge process, this technical scheme is simple to operate, the accurate performance of test battery, thus reduce the impact that brings to electronic product owing to the battery quality reason.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the claim scope of the present utility model.
Claims (5)
1. battery tester, it comprises mesuring battary, described mesuring battary is built in the battery draw-in groove, it is characterized in that, also be provided with the temperature sensor for detection of described mesuring battary temperature in the described battery draw-in groove, described device also comprise being used for of being connected with described mesuring battary respectively test described mesuring battary internal resistance value the internal resistance test circuit and be used for the discharge test circuit of the electric parameter variance values of mesuring battary described in the electric discharge process, wherein, described electric parameter comprises magnitude of voltage and current value.
2. battery tester according to claim 1 is characterized in that, described internal resistance test circuit comprises resistance R 1, K switch 1, voltage table U1 and K switch 3; Wherein, the positive pole of described mesuring battary is connected positive pole with an end of K switch 3 respectively by K switch 1 and is connected with voltage table U1, and the other end of K switch 3 is by the negative pole of the described mesuring battary of resistance R 1 connection, and the negative pole of voltage table U1 connects the negative pole of described mesuring battary.
3. battery tester according to claim 1 is characterized in that, described discharge test circuit comprises K switch 2, resistance R 2, reometer A and voltage table U2; Wherein, the positive pole of described mesuring battary is connected positive pole with an end of resistance R 2 respectively by K switch 2 and is connected with voltage table U2, the other end of resistance R 2 connects the positive pole of reometer A, and the negative pole of reometer A is connected negative pole and is connected respectively the negative pole of described mesuring battary with voltage table U2.
4. battery tester according to claim 3 is characterized in that, voltage table U2 and reometer A are connected to the multimeter that carries computer interfaceJi Suanjijiekou by the USB connecting line respectively.
5. battery tester according to claim 1 is characterized in that, described temperature sensor is provided be used to the display interface that shows described mesuring battary current temperature value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220501630 CN202815193U (en) | 2012-09-28 | 2012-09-28 | Battery test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220501630 CN202815193U (en) | 2012-09-28 | 2012-09-28 | Battery test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202815193U true CN202815193U (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220501630 Expired - Fee Related CN202815193U (en) | 2012-09-28 | 2012-09-28 | Battery test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202815193U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630845A (en) * | 2013-11-13 | 2014-03-12 | 凯迈(洛阳)电子有限公司 | Lithium ion battery internal resistance sorting device |
| CN104849514A (en) * | 2014-12-17 | 2015-08-19 | 北汽福田汽车股份有限公司 | Clamp for battery charge-discharge test |
| CN105510835A (en) * | 2015-11-28 | 2016-04-20 | 深圳市金立通信设备有限公司 | Battery testing device and battery testing method |
| CN113281658A (en) * | 2021-04-21 | 2021-08-20 | 天津力神电池股份有限公司 | Method for judging over-temperature reason of battery in test process |
-
2012
- 2012-09-28 CN CN 201220501630 patent/CN202815193U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630845A (en) * | 2013-11-13 | 2014-03-12 | 凯迈(洛阳)电子有限公司 | Lithium ion battery internal resistance sorting device |
| CN104849514A (en) * | 2014-12-17 | 2015-08-19 | 北汽福田汽车股份有限公司 | Clamp for battery charge-discharge test |
| CN105510835A (en) * | 2015-11-28 | 2016-04-20 | 深圳市金立通信设备有限公司 | Battery testing device and battery testing method |
| CN113281658A (en) * | 2021-04-21 | 2021-08-20 | 天津力神电池股份有限公司 | Method for judging over-temperature reason of battery in test process |
| CN113281658B (en) * | 2021-04-21 | 2023-08-08 | 力神（青岛）新能源有限公司 | Method for judging reason of overtemperature of battery in testing process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20200928 |