CN206331094U - A kind of battery data detection means and terminal - Google Patents
A kind of battery data detection means and terminal Download PDFInfo
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- CN206331094U CN206331094U CN201620868917.8U CN201620868917U CN206331094U CN 206331094 U CN206331094 U CN 206331094U CN 201620868917 U CN201620868917 U CN 201620868917U CN 206331094 U CN206331094 U CN 206331094U
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- battery
- negative pole
- battery core
- detection chip
- thermistor
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Abstract
The utility model embodiment provides a kind of battery data detection means and terminal, and battery data detection means includes battery, and the battery includes battery core and battery protecting plate, and the battery protecting plate includes thermistor, first resistor and detection chip；One end of the thermistor is connected with one end of the first resistor and the detection chip respectively, and the other end of the thermistor is connected with the negative pole of the battery core；One end of the first resistor is connected with the detection chip, and the other end is connected with the positive pole of the battery core；The detection chip is connected with the positive pole and negative pole of the battery core respectively.Using the utility model embodiment, the measurement accuracy of battery data can be improved.
Description
Technical field
The utility model is related to electronic technology field, more particularly to a kind of battery data detection means and terminal.
Background technology
With continuing to develop for electric terminal, the pith that battery is run as support electric terminal is also increasingly
It is taken seriously.The operational datas such as temperature, capacity, operating voltage, the electric current input/output of battery are obtained, terminal-pair electricity can be made
The state in pond is monitored in real time, while can also be set according to the data of battery to the other application programs or hardware of terminal
It is standby to be regulated and controled accordingly, so that terminal is run in the state of one kind is more preferable.In the prior art, to the voltage and temperature of battery
Measurement typically by circuit as depicted in figs. 1 and 2.
In fig. 1 and 2, terminal detects the voltage of T1 points to determine battery temperature by control chip, passes through the core that charges
Piece detection determines cell voltage close to the P1 points and P2 point voltages at battery connector end.The problem of this scheme is, subzero temperature
The connecting line for spending coefficient NTC thermistor and precision resistance is long, also to pass through battery connector, it is easy to be interfered and
Cause the battery temperature detected inaccurate；In addition, the point P1 and P2 of detection cell voltage also compare from inside battery battery core
Far, voltage is easily influenceed by impedance and temperature etc. and causes the cell voltage detected inaccurate.
Utility model content
The utility model embodiment provides a kind of battery data detection means and terminal, it is possible to increase the cell voltage of terminal
The accuracy detected with battery temperature.
The utility model embodiment provides a kind of battery data detection means, including battery, and the battery includes battery core
And battery protecting plate, the battery protecting plate include thermistor, first resistor and detection chip；
One end of the thermistor is connected with one end of the first resistor and the detection chip respectively, the heat
The other end of quick resistance is connected with the negative pole of the battery core；
One end of the first resistor is connected with the detection chip, and the other end is connected with the positive pole of the battery core；
The detection chip is connected with the positive pole and negative pole of the battery core respectively.
Accordingly, the utility model embodiment also provides a kind of terminal, including terminal body, battery and any of the above-described
Described battery data detection means.
In the utility model embodiment, in inside battery, integrated one can detect battery core voltage or/and the detection core of temperature
Piece, and thermistor and first resistor are placed simultaneously in inside battery, detection chip is just detected electricity in inside battery
Pond temperature.In addition, detection chip is directly connected with the positive pole and negative pole of battery core, battery electricity so can also be detected in inside battery
Pressure.That is, the utility model passes through in the integrated first resistor of inside battery, thermistor and detection chip, it is possible to essence
True comes out voltage and temperature detection, will not due to being influenceed the problem of connecting line is long by temperature and impedance so that
Improve the measurement accuracy of battery data.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are these
Some embodiments of utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to these accompanying drawings.
Fig. 1 is a kind of inside battery structure chart for battery data detection means that prior art is provided；
Fig. 2 is a kind of structural representation for battery data detection means that prior art is provided；
Fig. 3 is a kind of structural representation for battery data detection means that the utility model embodiment is provided；
Fig. 4 is the structural representation for another battery data detection means that the utility model embodiment is provided.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is a part of embodiment of the utility model, rather than whole implementation
Example.Based on the embodiment in the utility model, those of ordinary skill in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 3 is a kind of structural representation for battery data detection means that the utility model embodiment is provided.Such as Fig. 3 institutes
Show, the device includes battery 10, the battery 10 includes battery core 101 and battery protecting plate 102, and the battery protecting plate 102 is wrapped
Thermistor R2, first resistor R1 and detection chip IC1 are included, wherein：
Thermistor R2 one end is connected with one end of the first resistor R1 and the detection chip IC1 respectively, institute
The other end for stating thermistor R2 is connected with the negative pole of the battery core.
First resistor R1 one end is connected with the detection chip IC1, and the other end is connected with the positive pole of the battery core 101.
Detection chip IC1 is connected with the positive pole and negative pole of the battery core 101 respectively.
Specifically, after thermistor R2 and first resistor R1 series connection, the two ends of battery core 101 are connected in parallel on, so as to form one
Individual bleeder circuit.According to thermistor R2 characteristic, thermistor R2 resistance can change with the change of temperature, then phase
Answer, battery core 101 can also change therewith to the voltage of first resistor R1 and thermistor R2 distribution.According to the characteristic, inspection
Chip IC 1 is surveyed by connected mode as shown in Figure 1, can be by detecting that the voltage detecting thermistor R2 of T1 points is assigned to
Voltage, then according to the corresponding relation between the voltage and temperature of the thermistor R2 prestored inside detection chip IC1, by heat
Quick resistance R2 magnitude of voltage is converted into temperature value, that is, obtains the temperature data for battery 10.
Further, detection chip IC1 is also connected with the positive pole and negative pole of the battery core 101 respectively, so both ensures electricity
Power supply of the core 101 to detection chip IC1, makes it can to make detection chip IC1 directly to 101 liang of battery core again with normal work
Voltage between end (2 points of C1 and C2) is detected, that is, obtains the voltage data for battery 10.
Optionally, the thermistor R2 includes negative temperature coefficient NTC thermistor.
Optionally, the first resistor R1 includes precision resistance.
In the utility model embodiment, in inside battery, integrated one can detect battery core voltage or/and the detection core of temperature
Piece, and thermistor and first resistor are placed simultaneously in inside battery, detection chip is just detected electricity in inside battery
Pond temperature.In addition, detection chip is directly connected with the positive pole and negative pole of battery core, battery electricity so can also be detected in inside battery
Pressure.That is, the utility model passes through in the integrated first resistor of inside battery, thermistor and detection chip, it is possible to essence
True comes out voltage and temperature detection, will not due to being influenceed the problem of connecting line is long by temperature and impedance so that
Improve the measurement accuracy of battery data.
Fig. 4 is the structural representation for another battery data detection means that the utility model embodiment is provided.Such as Fig. 4 institutes
Show, the device includes battery 10, also including digital data bus 20 and control chip IC2, the battery 10 includes battery core 101
With battery protecting plate 102, the battery core 101 include at least two, Fig. 4 it is exemplary illustrate the first battery core 1011 and the second electricity
Core 1012, the battery protecting plate 102 includes thermistor R2, first resistor R1 and detection chip IC1, wherein：
Thermistor R2 one end is connected with one end of the first resistor R1 and the detection chip IC1 respectively, institute
The other end for stating thermistor R2 is connected with the negative pole of the battery core.
First resistor R1 one end is connected with the detection chip IC1, and the other end is connected with the positive pole of the battery core 101.
Detection chip IC1 is connected with the positive pole and negative pole of the battery core 101 respectively.First battery core 1011 and the second battery core
Connected between 1012 using parallel way.
Specifically, the circuit theory inside battery 10 may be referred to an embodiment.
In optional utility model embodiment, control chip IC2 is connected by digital data bus 20 and detection chip IC1
Connect.
Detection chip IC1 is converted to the magnitude of voltage at the thermistor R2 two ends measured the temperature information of battery 10, and
The temperature information 10 of battery 10 is transferred to control chip IC2 by digital data bus 20.
Further, detection chip IC1 believes the voltage of the magnitude of voltage at the two ends of battery core 101 measured as battery 10
Breath, and the information of voltage of battery 10 is transferred to control chip IC2 by digital data bus 20.
Specifically, detection chip IC1 is after the temperature information of battery 10 or/information of voltage is detected, it is possible to pass through number
Temperature information or/information of voltage are transferred to control chip IC2 by digital data bus 20, and control chip IC2 just can be by battery 10
Temperature information or/information of voltage export and shown to default application program, or believed according to the temperature information or/voltage
Cease and the running status of battery 10 is monitored, further can also be according to the fortune of the temperature information or/information of voltage to terminal
Line program is controlled and adjusted.
Optionally, described device also includes battery connector 30.
Battery connector 30 is connected by digital data bus 20 with detection chip IC2.
The positive pole of battery connector 30 is connected with the positive pole of battery core 101, the negative pole of battery connector 30 and bearing for battery core 101
Pole is connected.
Specifically, in general the chip such as control chip IC2 can be all integrated on the mainboard of terminal, battery connector 30 can
So that the voltage at the two ends of battery core 101 of battery 10 to be exported to the mainboard to terminal by battery connector 30.
Optionally, the battery 10 also includes FET circuit 104.Then the negative pole of battery connector 30 passes through field-effect
Pipe circuit 104 is connected with the negative pole of battery core 101.
One end of FET circuit 104 is connected with the negative pole of battery core 101, the other end and the electricity of FET circuit 104
The negative pole connection of pond connector 30.
Specifically, FET circuit 104 is used to occurring overcharging in battery 10, over-discharge, overcurrent or short circuit
When, battery 10 and detection chip IC1 therein are protected by switching the state of FET circuit 104.
Optionally, described device also includes voltameter IC3.
Voltameter IC3 is connected with the positive pole and negative pole of battery core 101 respectively, and voltameter IC3 is defeated by the battery 10 measured
Enter electric current or/and output current is converted to the capacity information of battery 10, and the capacity information of battery 10 is transferred to control chip
IC2。
Specifically, the input electricity that voltameter IC3 can be connected to detect battery 10 by the positive pole and negative pole with battery core 101
Stream or/and output current, and the capacity information of battery 10 is converted thereof into, it is then transferred to control chip IC2.Control chip
IC2 can further improve the monitoring to battery 10 according to the capacity information.Further, because voltameter IC3 typically also can
It is integrated on the mainboard of terminal, therefore voltameter IC3 can also be connected by the positive pole and negative pole of battery connector 30 and battery core 101
Connect.
The utility model embodiment also provides a kind of terminal, including terminal body, described by battery and above-described embodiment
Battery data detection means.
Each unit in the utility model embodiment detection means and terminal, component can be closed according to actual needs
And, divide or delete.
One of ordinary skill in the art will appreciate that realize all or part of flow in above-described embodiment method, being can be with
The hardware of correlation is instructed to complete by computer program, described program can be stored in a computer read/write memory medium
In, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
Above disclosed is only the utility model preferred embodiment, can not limit the utility model with this certainly
Interest field, therefore equivalent variations made according to the utility model claim still belong to the scope that the utility model is covered.
Claims (10)
1. a kind of battery data detection means, it is characterised in that including battery, the battery includes battery core and battery protecting plate,
The battery protecting plate includes thermistor, first resistor and detection chip；
One end of the thermistor is connected with one end of the first resistor and the detection chip respectively, the temperature-sensitive electricity
The other end of resistance is connected with the negative pole of the battery core；
One end of the first resistor is connected with the detection chip, and the other end is connected with the positive pole of the battery core；
The detection chip is connected with the positive pole and negative pole of the battery core respectively.
2. device as claimed in claim 1, it is characterised in that also including digital data bus and control chip；
The control chip is connected by the digital data bus with the detection chip；
The detection chip is converted to the magnitude of voltage at the thermistor two ends measured the temperature information of the battery, and
The temperature information of the battery is transferred to the control chip by the digital data bus.
3. device as claimed in claim 2, it is characterised in that the detection chip is by the electricity at the battery core two ends measured
The information of voltage of the battery and is transferred to institute by pressure value as the information of voltage of the battery by the digital data bus
State control chip.
4. the device as described in any one of Claims 2 or 3, it is characterised in that also including battery connector；
The battery connector is connected by the digital data bus with the detection chip；
The positive pole of the battery connector is connected with the positive pole of the battery core, the negative pole of the battery connector and the battery core
Negative pole is connected.
5. device as claimed in claim 4, it is characterised in that also including FET circuit；
The negative pole of the battery connector be connected with the negative pole of the battery core including：
The negative pole of the battery connector is connected by the FET circuit with the negative pole of the battery core；
One end of the FET circuit is connected with the negative pole of the battery core, the other end of the FET circuit with it is described
The negative pole connection of battery connector.
6. device as claimed in claim 1, it is characterised in that the thermistor includes negative temperature coefficient NTC thermistor.
7. device as claimed in claim 1, it is characterised in that the first resistor includes precision resistance.
8. device as claimed in claim 1, it is characterised in that the quantity of the battery core is at least two；
Connected between at least two battery cores using parallel way.
9. device as claimed in claim 1, it is characterised in that also including voltameter；
The voltameter is connected with the positive pole and negative pole of the battery core respectively, and the voltameter is defeated by the battery measured
Enter electric current or/and output current is converted to the capacity information of the battery, and the capacity information of the battery is transferred to described
Control chip.
10. a kind of terminal, it is characterised in that the electricity including terminal body, battery and as described in any one of claim 1 to 9
Pond data detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620868917.8U CN206331094U (en) | 2016-08-11 | 2016-08-11 | A kind of battery data detection means and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620868917.8U CN206331094U (en) | 2016-08-11 | 2016-08-11 | A kind of battery data detection means and terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206331094U true CN206331094U (en) | 2017-07-14 |
Family
ID=59287318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620868917.8U Active CN206331094U (en) | 2016-08-11 | 2016-08-11 | A kind of battery data detection means and terminal |
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| Country | Link |
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| CN (1) | CN206331094U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108089137A (en) * | 2018-01-15 | 2018-05-29 | 深圳市飞碟动力科技有限公司 | A kind of battery voltage and temperature measuring circuit |
| CN109786880A (en) * | 2019-01-23 | 2019-05-21 | 成都市银隆新能源产业技术研究有限公司 | A method of test internal temperature of battery |
| CN111431149A (en) * | 2020-04-15 | 2020-07-17 | Oppo广东移动通信有限公司 | Battery protection circuit, terminal and battery protection method |
-
2016
- 2016-08-11 CN CN201620868917.8U patent/CN206331094U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108089137A (en) * | 2018-01-15 | 2018-05-29 | 深圳市飞碟动力科技有限公司 | A kind of battery voltage and temperature measuring circuit |
| CN108089137B (en) * | 2018-01-15 | 2024-05-03 | 深圳市飞碟动力科技有限公司 | Measurement method of battery pack voltage and temperature measurement circuit |
| CN109786880A (en) * | 2019-01-23 | 2019-05-21 | 成都市银隆新能源产业技术研究有限公司 | A method of test internal temperature of battery |
| CN109786880B (en) * | 2019-01-23 | 2023-11-10 | 成都市银隆新能源产业技术研究有限公司 | Method for testing internal temperature of battery |
| CN111431149A (en) * | 2020-04-15 | 2020-07-17 | Oppo广东移动通信有限公司 | Battery protection circuit, terminal and battery protection method |
| CN111431149B (en) * | 2020-04-15 | 2023-03-14 | Oppo广东移动通信有限公司 | Battery protection circuit, terminal and battery protection method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210220 Address after: 518057 Desai Science and Technology Building, 9789 Shennan Avenue, Yuehai Street, Nanshan District, Shenzhen City, Guangdong Province, 17th Floor (15th Floor of Natural Floor) 1702-1703 Patentee after: Shenzhen Microphone Holdings Co.,Ltd. Address before: 518040 21 floor, east block, Times Technology Building, 7028 Shennan Road, Futian District, Shenzhen, Guangdong. Patentee before: DONGGUAN GOLDEX COMMUNICATION TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |