CN203490636U - Intelligent battery control circuit for notebook computer - Google Patents
Intelligent battery control circuit for notebook computer Download PDFInfo
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- CN203490636U CN203490636U CN201320273211.3U CN201320273211U CN203490636U CN 203490636 U CN203490636 U CN 203490636U CN 201320273211 U CN201320273211 U CN 201320273211U CN 203490636 U CN203490636 U CN 203490636U
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Abstract
The utility model discloses an intelligent battery control circuit for a notebook computer. The intelligent battery control circuit comprises a high capacity cell, an MCU, a measuring resistor, a logic switch, a temperature sensitive element, a temperature detecting protection module, a voltage and current detecting protection module and an impedance tracking electrical counting module. The measuring resistor, the logic switch and the temperature sensitive element are in series connection in the major loop of the high capacity cell in sequence; the temperature detecting protection module detects the temperature signals of the temperature sensitive element and the voltage and current signals of measuring resistor detected the voltage and current detecting protection module in real time, the temperature detecting protection module transmits the detected signals to the MCU, and the MCU controls the logic switch to be on according to the received signals; and the impedance tracking electrical counting module measures the voltage of the high capacity cell without carrying load and calculates the impedance and residual electricity amount of the high capacity cell. The intelligent battery control circuit achieves real time sampling and control protection when the notebook computer is used, and danger is prevented.
Description
Technical field
The utility model relates to a kind of control circuit, relates in particular to a kind of cells in notebook computer intelligent control circuit.
Background technology
Along with science and technology development with rapid changepl. never-ending changes and improvements, notebook personal computer has become the indispensable instrument of business people and student work, study.As the battery of standby power supply, more and more affect use and the experience of notebook computer.Owing to using the not property confirmed and the lithium battery improper use of the environment of notebook easily to cause the harm such as expansion, blast, Notebook Battery is used needs strict monitoring.
Summary of the invention
In order to overcome above-mentioned defect, the utility model provides a kind of cells in notebook computer intelligent control circuit, in Notebook Battery use procedure, it is carried out real-time sampling and controls protection.
The utility model for the technical scheme that solves its technical matters and adopt is: a kind of cells in notebook computer intelligent control circuit, comprise large capacity battery core, MCU, measuring resistance, logic switch, temperature-sensing element (device), temperature detecting protection module, electric weight counting module is followed the tracks of in electric current and voltage detecting protection module and impedance, described measuring resistance, logic switch and temperature-sensing element (device) are serially connected with in the major loop at described large capacity battery core place successively, described temperature detecting protection module is detected the temperature signal of described temperature-sensing element (device) and is delivered a letter to MCU, MCU compares predefined temperature in this temperature signal and its and the resistance table of comparisons, if surpass this predefined temperature value, described MCU controls described logic switch and makes its disconnection, the voltage and current signal of measuring resistance delivering a letter to MCU described in described electric current and voltage detecting protection module detecting real-time, MCU by this voltage and current signal receiving and in it predefined voltage and current value compare, if surpass this predefined voltage and current value, described MCU controls described logic switch and makes its disconnection, the magnitude of voltage that electric weight counting module is measured this large capacity battery core of described large capacity battery core under having immunization with gD DNA vaccine time is followed the tracks of in described impedance, and the impedance of calculating described large capacity battery core by the difference of this two magnitude of voltage, and according to the dump energy of large capacity battery core described in this impedance computation.
As further improvement of the utility model, described large capacity battery core is comprised of several battery cores, and described control circuit also comprises charge balancing module, and this charge balancing module is controlled the connection in series-parallel of described several battery cores by the logic switch of establishing in described MCU.
As further improvement of the utility model, described control circuit also comprises recharging protection module, this charging protecting module logic switch described in described MCU port of delivering a letter in the idle situation of described electric current and voltage detecting protection module.
As further improvement of the utility model, described control circuit also comprises the data communication module of delivering a letter and being connected with described MCU, and this data communication module is delivered a letter and is connected with PC by USB interface.
The beneficial effects of the utility model are: can, in the use procedure of Notebook Battery, it be carried out real-time sampling and control protection.During when battery improper use or in breakneck state, control system can shield immediately, avoids causing danger.This kind of battery has multi-protective function, and can with PC communication, check data, understand battery using state.
Accompanying drawing explanation
Fig. 1 is the utility model theory diagram.
By reference to the accompanying drawings, make the following instructions:
1---large capacity battery core
2——MCU
3---measuring resistance
4---logic switch
5---temperature-sensing element (device)
6---temperature detecting protection module
7---electric current and voltage detecting protection module
8---electric weight counting module is followed the tracks of in impedance
9---charge balancing module
10---recharging protection module
11---data communication module
12——PC
Embodiment
By reference to the accompanying drawings; the utility model is elaborated; but protection domain of the present utility model is not limited to following embodiment, the simple equivalence of in every case being done with the utility model claim and description changes and modifies, within all still belonging to the utility model patent covering scope.
As shown in Figure 1, a kind of cells in notebook computer intelligent control circuit, comprise large capacity battery core 1, MCU2, measuring resistance 3, logic switch 4, temperature-sensing element (device) 5, temperature detecting protection module 6, electric weight counting module 8 is followed the tracks of in electric current and voltage detecting protection module 7 and impedance, described measuring resistance, logic switch and temperature-sensing element (device) are serially connected with in the major loop at described large capacity battery core place successively, described temperature detecting protection module is detected the temperature signal of described temperature-sensing element (device) and is delivered a letter to MCU, MCU compares predefined temperature in this temperature signal and its and the resistance table of comparisons, if surpass this predefined temperature value, described MCU controls described logic switch and makes its disconnection, the voltage and current signal of measuring resistance delivering a letter to MCU described in described electric current and voltage detecting protection module detecting real-time, MCU by this voltage and current signal receiving and in it predefined voltage and current value compare, if surpass this predefined voltage and current value, described MCU controls described logic switch and makes its disconnection, the magnitude of voltage that electric weight counting module is measured this large capacity battery core of described large capacity battery core under having immunization with gD DNA vaccine time is followed the tracks of in described impedance, and the impedance of calculating described large capacity battery core by the difference of this two magnitude of voltage, and according to the dump energy of large capacity battery core described in this impedance computation.During work; the voltage and current signal of electric current and voltage detecting module detecting real-time measuring resistance is also delivered a letter to MCU, is set with permissible value in MCU, if surpass setting; thereby MCU steering logic switch makes its disconnection disconnect the major loop at large capacity battery core place, and it is protected.Temperature detecting module judges the variation of large capacity battery core temperature according to the resistance of outside detecting temperature-sensing element (device); resistance and the temperature table of comparisons in MCU, have been write; when temperature surpasses setting; thereby MCU controls steering logic switch makes its disconnection disconnect the major loop at large capacity battery core place, and it is protected.Electric weight counting module is followed the tracks of in impedance to be had when non-loaded according to large capacity battery core, the open-circuit voltage of large capacity battery core has deviation, according to this deviation, can measure its impedance (voltage difference is divided by the load current applying), and then according to this impedance, can calculate the dump energy of large capacity battery core.
Preferably, described large capacity battery core is comprised of several battery cores, and described control circuit also comprises charge balancing module 9, and this charge balancing module is controlled the connection in series-parallel of described several battery cores by the logic switch of establishing in described MCU.
Preferably, described control circuit also comprises recharging protection module 10, this charging protecting module logic switch described in described MCU port of delivering a letter in the idle situation of described electric current and voltage detecting protection module, thus better protect the security of battery.
Preferably, described control circuit also comprises the data communication module 11 of delivering a letter and being connected with described MCU, and this data communication module is delivered a letter and is connected with PC12 by USB interface, can on PC, read sampled data and set battery protection parameter, more convenient.
Claims (4)
1. a cells in notebook computer intelligent control circuit, comprise large capacity battery core (1), it is characterized in that: described control circuit also comprises MCU(2), measuring resistance (3), logic switch (4), temperature-sensing element (device) (5), temperature detecting protection module (6), electric current and voltage detecting protection module (7) and for measuring the magnitude of voltage of this large capacity battery core of described large capacity battery core under having immunization with gD DNA vaccine time, and the impedance of calculating described large capacity battery core by the difference of this two magnitude of voltage, and follow the tracks of electric weight counting module (8) according to the impedance of the dump energy of large capacity battery core described in this impedance computation, described measuring resistance, logic switch and temperature-sensing element (device) are serially connected with in the major loop at described large capacity battery core place successively, described temperature detecting protection module is detected the temperature signal of described temperature-sensing element (device) and is delivered a letter to MCU, MCU controls the switching of described logic switch according to this temperature signal receiving, the voltage and current signal of measuring resistance delivering a letter to MCU described in described electric current and voltage detecting protection module detecting real-time, MCU is according to the switching of logic switch described in this voltage and current signal controlling receiving.
2. cells in notebook computer intelligent control circuit according to claim 1, it is characterized in that: described large capacity battery core is comprised of several battery cores, described control circuit also comprises charge balancing module (9), and this charge balancing module is controlled the connection in series-parallel of described several battery cores by the logic switch of establishing in described MCU.
3. cells in notebook computer intelligent control circuit according to claim 1 and 2; it is characterized in that: described control circuit also comprises recharging protection module (10) this charging protecting module logic switch described in described MCU port of delivering a letter in the idle situation of described electric current and voltage detecting protection module.
4. cells in notebook computer intelligent control circuit according to claim 1 and 2, it is characterized in that: described control circuit also comprises the data communication module (11) of delivering a letter and being connected with described MCU, and this data communication module is by USB interface and PC(12) delivering a letter is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320273211.3U CN203490636U (en) | 2013-05-17 | 2013-05-17 | Intelligent battery control circuit for notebook computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320273211.3U CN203490636U (en) | 2013-05-17 | 2013-05-17 | Intelligent battery control circuit for notebook computer |
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| Publication Number | Publication Date |
|---|---|
| CN203490636U true CN203490636U (en) | 2014-03-19 |
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| CN201320273211.3U Expired - Fee Related CN203490636U (en) | 2013-05-17 | 2013-05-17 | Intelligent battery control circuit for notebook computer |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257699A (en) * | 2013-05-17 | 2013-08-21 | 天宇通讯科技(昆山)有限公司 | Notebook computer battery intelligent control circuit |
| WO2017201739A1 (en) * | 2016-05-27 | 2017-11-30 | 广东欧珀移动通信有限公司 | Battery protecting board, battery, and mobile terminal |
| WO2017201740A1 (en) * | 2016-05-27 | 2017-11-30 | 广东欧珀移动通信有限公司 | Battery protecting board, battery, and mobile terminal |
| WO2017201738A1 (en) * | 2016-05-27 | 2017-11-30 | 广东欧珀移动通信有限公司 | Battery protecting board, battery, and mobile terminal |
| WO2017201737A1 (en) * | 2016-05-27 | 2017-11-30 | 广东欧珀移动通信有限公司 | Battery protecting board, battery, and mobile terminal |
| US10122190B2 (en) | 2014-01-28 | 2018-11-06 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power adapter, terminal, and method for processing impedance exception of charging loop |
| US10644520B2 (en) | 2016-05-27 | 2020-05-05 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Battery protection board, battery and mobile terminal |
-
2013
- 2013-05-17 CN CN201320273211.3U patent/CN203490636U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257699A (en) * | 2013-05-17 | 2013-08-21 | 天宇通讯科技(昆山)有限公司 | Notebook computer battery intelligent control circuit |
| US10122190B2 (en) | 2014-01-28 | 2018-11-06 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power adapter, terminal, and method for processing impedance exception of charging loop |
| US10320206B2 (en) | 2014-01-28 | 2019-06-11 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power adapter, terminal, and method for processing impedance anomalies in charging circuit |
| US11631981B2 (en) | 2014-01-28 | 2023-04-18 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power adapter, terminal, and method for processing impedance anomalies in charging loop |
| WO2017201739A1 (en) * | 2016-05-27 | 2017-11-30 | 广东欧珀移动通信有限公司 | Battery protecting board, battery, and mobile terminal |
| WO2017201740A1 (en) * | 2016-05-27 | 2017-11-30 | 广东欧珀移动通信有限公司 | Battery protecting board, battery, and mobile terminal |
| WO2017201738A1 (en) * | 2016-05-27 | 2017-11-30 | 广东欧珀移动通信有限公司 | Battery protecting board, battery, and mobile terminal |
| WO2017201737A1 (en) * | 2016-05-27 | 2017-11-30 | 广东欧珀移动通信有限公司 | Battery protecting board, battery, and mobile terminal |
| US10644520B2 (en) | 2016-05-27 | 2020-05-05 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Battery protection board, battery and mobile terminal |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20180517 |
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| CF01 | Termination of patent right due to non-payment of annual fee |