CN205160121U - Long service life's low -loss lithium cell - Google Patents
Long service life's low -loss lithium cell Download PDFInfo
- Publication number
- CN205160121U CN205160121U CN201520876717.2U CN201520876717U CN205160121U CN 205160121 U CN205160121 U CN 205160121U CN 201520876717 U CN201520876717 U CN 201520876717U CN 205160121 U CN205160121 U CN 205160121U
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- CN
- China
- Prior art keywords
- lithium battery
- chip microcomputer
- service life
- lithium cell
- long service
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 54
- 238000003745 diagnosis Methods 0.000 claims abstract description 15
- 230000017525 heat dissipation Effects 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 description 14
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
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- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a long service life's low -loss lithium cell, including lithium cell ontology and lithium cell performance detection device, the inside of heat dissipation base is equipped with radiator fan, radiator fan and lithium cell performance detection device electric connection, lithium cell ontology respectively with control of charge and discharge module, failure diagnosis and alarm module and voltage transformer both way junction, control of charge and discharge module, failure diagnosis and alarm module and voltage transformer all with the singlechip both way junction, memory and singlechip both way junction, LCD display screen and singlechip both way junction, radiator fan passes through relay and singlechip electric connection, singlechip electric connection has the sensor. The utility model discloses in the heat dissipation, have very big improvement in fault detection and the lithium cell current -voltage charge -discharge supervision, can prolong the life of lithium cell.
Description
Technical field
The utility model belongs to cell art, is specifically related to a kind of low-loss lithium battery of long service life.
Background technology
Along with the development of science and technology, electronic equipment appears in the every field of life in a large number, in the use procedure of electronic equipment, must use battery, therefore relate to a large amount of battery applications.Storage battery as reliable back-up source, for every profession and trade provides direct current or ac uninterrupted power supply system.
Traditional secondary battery protection circuit has more and more been difficult to meet require that of epoch; traditional secondary battery protection circuit builds based on analog circuit; in charging process, reaction is slow; and only have single charging modes available; therefore comparatively large to the injury of storage battery, what can reduce storage battery is use the life-span.Meanwhile, in battery service process, need accurately, timely to measure the performance of storage battery, judge the quality of battery in advance, find out problematic battery, and processed and safeguard.And Li-ion batteries piles is in the process run, and under the abnormal conditions such as overcharge, overdischarge and overcurrent, the useful life of battery and runnability can be subject to serious impact, on the one hand, may occur the potential safety hazard of battery explosion or burning; And on the other hand, the overall efficiency of battery pack also can sharply reduce, and even there will be the situation of power failure, the operation of influential system.Therefore must design a kind of low-loss lithium battery that can monitor in real time and measure to carry out comprehensively lithium battery, monitor in real time and manage.
Utility model content
The purpose of this utility model is the low-loss lithium battery providing a kind of long service life, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme: a kind of low-loss lithium battery of long service life, comprise lithium battery body and lithium battery device for detecting performance, the bottom of described lithium battery body is provided with heat dissipation base, the inside of described heat dissipation base is provided with radiator fan, described radiator fan and lithium battery device for detecting performance are electrically connected, described lithium battery device for detecting performance is arranged on the left side of lithium battery bodies top, described lithium battery device for detecting performance comprises single-chip microcomputer, memory, charge and discharge control module, failure diagnosis and alarm module, voltage transformer, Residual capacity prediction module and LCD display, described lithium battery body respectively with charge and discharge control module, failure diagnosis and alarm module and voltage transformer are bi-directionally connected, described charge and discharge control module, failure diagnosis and alarm module and voltage transformer are all bi-directionally connected with single-chip microcomputer, described memory and single-chip microcomputer are bi-directionally connected, described LCD display and single-chip microcomputer are bi-directionally connected, described radiator fan is electrically connected by relay and single-chip microcomputer, described single-chip microcomputer is electrically connected with transducer.
Preferably, the bottom of described heat dissipation base is provided with dust-proof radiating steel wire.
Preferably, described transducer at least comprises current sensor, voltage sensor and temperature sensor.
Preferably, described single-chip microcomputer is electrically connected with crystal oscillator clock.
Preferably, Signal acquiring and processing circuit is connected with between described transducer and single-chip microcomputer.
Technique effect of the present utility model and advantage: the low-loss lithium battery of this long service life, compared with traditional lithium battery, charge and discharge control module of the present utility model is to overvoltage, under-voltage, overcurrent, the abnormal operating condition of the batteries such as short circuit is monitored effectively, and corresponding information is inputed in single-chip microcomputer, by reaching failure diagnosis and alarm module after single-chip microcomputer, entered to report to the police by failure diagnosis and alarm module, control lithium battery group disengagement failure battery module simultaneously, guarantee system is normally run, Residual capacity prediction module takes open circuit voltage method, ampere-hour integration method, the residual capacity of the methods such as Kalman filtering method to battery pack calculates, to judge the opportunity of battery charging and discharging, therefore, the utility model is in heat radiation, and fault detect and the upper tool of lithium battery current/voltage discharge and recharge supervision improve a lot, and can extend the useful life of lithium battery.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is upward view of the present utility model;
Fig. 3 is control circuit module diagram of the present utility model.
In figure: 1 lithium battery body, 2 lithium battery device for detecting performance, 3 heat dissipation bases, 4 radiator fans, 5 dust-proof radiating steel wires.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides the low-loss lithium battery of a kind of long service life as Figure 1-3, comprise lithium battery body 1 and lithium battery device for detecting performance 2, the bottom of described lithium battery body 1 is provided with heat dissipation base 3, the inside of described heat dissipation base 3 is provided with radiator fan 4, the bottom of described heat dissipation base 3 is provided with dust-proof radiating steel wire 5, described radiator fan 4 is electrically connected with lithium battery device for detecting performance 2, described lithium battery device for detecting performance 2 is arranged on the left side at lithium battery body 1 top, described lithium battery device for detecting performance 2 comprises single-chip microcomputer, memory, charge and discharge control module, failure diagnosis and alarm module, voltage transformer, Residual capacity prediction module and LCD display, described lithium battery body respectively with charge and discharge control module, failure diagnosis and alarm module and voltage transformer are bi-directionally connected, described charge and discharge control module, failure diagnosis and alarm module and voltage transformer are all bi-directionally connected with single-chip microcomputer, described memory and single-chip microcomputer are bi-directionally connected, described LCD display and single-chip microcomputer are bi-directionally connected, described radiator fan 4 is electrically connected by relay and single-chip microcomputer, described single-chip microcomputer is electrically connected with transducer, described transducer at least comprises current sensor, voltage sensor and temperature sensor, Signal acquiring and processing circuit is connected with between described transducer and single-chip microcomputer, the abnormal operating condition of charge and discharge control module of the present utility model to batteries such as overvoltage, under-voltage, overcurrent, short circuits is monitored effectively, and corresponding information is inputed in single-chip microcomputer, by reaching failure diagnosis and alarm module after single-chip microcomputer, entered to report to the police by failure diagnosis and alarm module, control lithium battery group disengagement failure battery module simultaneously, guarantee system is normally run, Residual capacity prediction module takes the residual capacities of method to battery pack such as open circuit voltage method, ampere-hour integration method, Kalman filtering method to calculate, to judge the opportunity of battery charging and discharging, therefore, the utility model is in heat radiation, and fault detect and the upper tool of lithium battery current/voltage discharge and recharge supervision improve a lot, and can extend the useful life of lithium battery.
Last it is noted that the foregoing is only preferred embodiment of the present utility model; be not limited to the utility model; although be described in detail the utility model with reference to previous embodiment; for a person skilled in the art; it still can be modified to the technical scheme described in foregoing embodiments; or equivalent replacement is carried out to wherein portion of techniques feature; all within spirit of the present utility model and principle; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (5)
1. the low-loss lithium battery of a long service life, comprise lithium battery body (1) and lithium battery device for detecting performance (2), it is characterized in that: the bottom of described lithium battery body (1) is provided with heat dissipation base (3), the inside of described heat dissipation base (3) is provided with radiator fan (4), described radiator fan (4) and lithium battery device for detecting performance (2) are electrically connected, described lithium battery device for detecting performance (2) is arranged on the left side at lithium battery body (1) top, described lithium battery device for detecting performance (2) comprises single-chip microcomputer, memory, charge and discharge control module, failure diagnosis and alarm module, voltage transformer, Residual capacity prediction module and LCD display, described lithium battery body respectively with charge and discharge control module, failure diagnosis and alarm module and voltage transformer are bi-directionally connected, described charge and discharge control module, failure diagnosis and alarm module and voltage transformer are all bi-directionally connected with single-chip microcomputer, described memory and single-chip microcomputer are bi-directionally connected, described LCD display and single-chip microcomputer are bi-directionally connected, described radiator fan (4) is electrically connected by relay and single-chip microcomputer, described single-chip microcomputer is electrically connected with transducer.
2. the low-loss lithium battery of a kind of long service life according to claim 1, is characterized in that: the bottom of described heat dissipation base (3) is provided with dust-proof radiating steel wire (5).
3. the low-loss lithium battery of a kind of long service life according to claim 1, is characterized in that: described transducer at least comprises current sensor, voltage sensor and temperature sensor.
4. the low-loss lithium battery of a kind of long service life according to claim 1, is characterized in that: described single-chip microcomputer is electrically connected with crystal oscillator clock.
5. the low-loss lithium battery of a kind of long service life according to claim 1, is characterized in that: be connected with Signal acquiring and processing circuit between described transducer and single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520876717.2U CN205160121U (en) | 2015-11-05 | 2015-11-05 | Long service life's low -loss lithium cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520876717.2U CN205160121U (en) | 2015-11-05 | 2015-11-05 | Long service life's low -loss lithium cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205160121U true CN205160121U (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520876717.2U Expired - Fee Related CN205160121U (en) | 2015-11-05 | 2015-11-05 | Long service life's low -loss lithium cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205160121U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843851A (en) * | 2017-12-12 | 2018-03-27 | 首都师范大学 | A kind of battery life judgment means and its application method based on lithium battery self-healing phenomenon |
| CN110635180A (en) * | 2019-08-01 | 2019-12-31 | 国网浙江省电力有限公司丽水供电公司 | A battery charging and discharging troubleshooting device |
| CN115458826A (en) * | 2022-10-11 | 2022-12-09 | 新盛力科技股份有限公司 | Circuit and method for detecting battery thermal runaway |
-
2015
- 2015-11-05 CN CN201520876717.2U patent/CN205160121U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843851A (en) * | 2017-12-12 | 2018-03-27 | 首都师范大学 | A kind of battery life judgment means and its application method based on lithium battery self-healing phenomenon |
| CN110635180A (en) * | 2019-08-01 | 2019-12-31 | 国网浙江省电力有限公司丽水供电公司 | A battery charging and discharging troubleshooting device |
| CN110635180B (en) * | 2019-08-01 | 2022-06-28 | 国网浙江省电力有限公司丽水供电公司 | A battery charging and discharging troubleshooting device |
| CN115458826A (en) * | 2022-10-11 | 2022-12-09 | 新盛力科技股份有限公司 | Circuit and method for detecting battery thermal runaway |
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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 | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Luohu District Liantang street in Weihai first industrial zone 140 building six floor Patentee after: Shenzhen Yingtelai industrial Limited by Share Ltd Address before: 518000 Guangdong city of Shenzhen province Luohu District Liantang street in Weihai first industrial zone 140 building six floor Patentee before: SHENZHEN INTERNET LAI INDUSTRIAL CO., LTD. |
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| 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: 20160413 Termination date: 20161105 |