CN203504220U - Mobile phone charging monitoring system - Google Patents
Mobile phone charging monitoring system Download PDFInfo
- Publication number
- CN203504220U CN203504220U CN201320574622.6U CN201320574622U CN203504220U CN 203504220 U CN203504220 U CN 203504220U CN 201320574622 U CN201320574622 U CN 201320574622U CN 203504220 U CN203504220 U CN 203504220U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 230000006870 function Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
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Abstract
The utility model discloses a mobile phone charging monitoring system. The mobile phone charging monitoring system includes a charging detection unit, a charging control unit, a voltage acquisition unit, an analogue/digital converter, a processor, a display unit, an alarm unit, and a power supply management unit. The mobile phone charging monitoring system has functions of: charging temperature real time looking up, in which a temporary temperature of a battery is acquired, and a temperature value is displayed for a user; charging temperature alarming function, in which the system sends out an alarm sound and prompts the user when the temperature of the battery is over high; and a charging stop function when the temperature of the battery is over high, in which the processor controls the charging control unit to stop charging to guarantee safety of the battery and the mobile phone when an over high temperature is detected in the charging process. The mobile phone charging monitoring system is capable of guaranteeing charging safety, by monitoring a temperature index of the battery when the battery is charged to determine whether the charging is safe or not; and preventing the mobile phone from exploring and being damaged due to over high temperature in the charging process.
Description
Technical Field
The utility model relates to a cell-phone monitoring system that charges belongs to cell-phone technical field.
Background
As mobile phones become more and more popular, mobile phone chargers have become an indispensable part of life of people. The mobile phone charger is easy to cause danger due to overlong use time and temperature rise. Fire and explosion events caused by too long-term use of the mobile phone charger, too high temperature or insufficient quality of the mobile phone charger are frequent, and the life and property of people are threatened greatly.
In the charging process of the mobile phone battery, a temperature detection device is generally not used for monitoring the temperature of the rechargeable battery in real time, so that if the temperature of the mobile phone battery is too high, the battery is burnt, and a fire disaster can be caused in serious cases, therefore, a charging monitoring system is urgently needed to be applied to the charging process of the mobile phone.
Disclosure of Invention
The utility model discloses a main aim at provides a cell-phone monitoring system that charges, it can look over charging temperature in real time to can be when charging temperature too high automatic alarm suggestion user, stop charging.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a mobile phone charging monitoring system comprises a charging detection unit, a charging control unit, a voltage acquisition unit, an analog-to-digital converter, a processor, a display unit, an alarm unit and a power management unit;
the charging detection unit is used for detecting whether the charger is inserted into the mobile phone or not and informing the CPU processor that the charger is inserted and can be charged;
the charging control unit is used for controlling external power to charge or not charge the mobile phone and is connected with the processor;
the voltage acquisition unit is used for detecting the charging voltage in real time and then transmitting the charging voltage to the processor through the analog-to-digital converter to calculate the temperature;
the analog-to-digital converter is respectively connected with the voltage acquisition unit and the processor and is used for performing analog-to-digital conversion sampling on the charging voltage;
the display unit is connected with the processor and is used for displaying the temperature of the battery in the charging process in real time;
and the alarm unit is connected with the processor and is used for giving an alarm sound to prompt a user when the temperature of the rechargeable battery is overhigh.
And the power supply management unit is connected with the charging control unit and is used for providing power supply in the charging process.
Preferably, the voltage acquisition unit comprises a thermistor RTAnd a constant value resistor R1And a voltage division circuit is formed and used for detecting the charging voltage, and the output of the voltage is connected to a pin of the corresponding data input of the processor through an analog-to-digital converter.
Preferably, the alarm unit prompts a user by a buzzer or an indicator lamp.
Preferably, the display unit is a mobile phone display screen.
The utility model has the advantages that: the utility model discloses have following function:
checking the charging temperature in real time: the system collects the current temperature of the battery and then displays the temperature value of the battery to a user.
The charging temperature alarming function is as follows: when the temperature of the battery is too high, the system gives out an alarm sound and prompts a user.
Stopping charging when the temperature of the battery is too high: when the temperature is detected to be overhigh in the charging process, the processor controls the charging control unit to stop charging so as to ensure the safety of the battery and the mobile phone.
To sum up, the utility model discloses a system for ensuring charging safety, which determines whether the current charging is safe by monitoring the temperature index of the battery during charging; and explosion and damage to the mobile phone caused by overhigh temperature in the charging process are prevented.
Drawings
Fig. 1 is a block diagram of the overall structure of the system according to the embodiment of the present invention.
The labels in FIG. 1 are illustrated as follows: the system comprises a charging detection unit 1, a charging control unit 2, a voltage acquisition unit 3, an analog-to-digital converter 4, a processor 5, a display unit 6, an alarm unit 7 and a power management unit 8.
Fig. 2 is a schematic diagram of the voltage acquisition unit in fig. 1.
Description of the labels in fig. 2: 9-charger.
Detailed Description
The purpose of the present invention, its functional features and advantages will be further described with reference to the following detailed description and accompanying drawings.
The technical solutions of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not limited to the present invention.
The embodiment of the utility model provides a mobile phone charging monitoring system, including charge detecting element 1, charge control unit 2, voltage acquisition unit 3, analog-to-digital converter 4, treater 5, display element 6, alarm unit 7 and power management unit 8;
the charging detection unit 1 is used for detecting whether a charger is inserted into the mobile phone or not and informing the CPU processor 5 that the charger is inserted and can be charged;
the charging control unit 2 is used for controlling external power to charge or not charge the mobile phone and is connected with the processor 5;
the voltage acquisition unit 3 is used for detecting the charging voltage in real time and then transmitting the charging voltage to the processor 5 through the analog-to-digital converter 4 to calculate the temperature;
the analog-to-digital converter 4 is respectively connected with the voltage acquisition unit 3 and the processor 5 and is used for performing analog-to-digital conversion sampling on the charging voltage;
the display unit 6 is connected with the processor 5 and is used for displaying the battery temperature in the charging process in real time;
and the alarm unit 7 is connected with the processor 5 and is used for giving an alarm sound to prompt a user when the temperature of the rechargeable battery is too high.
And the power supply management unit 8 is connected with the charging control unit 2 and is used for providing power supply in the charging process.
In this embodiment, the voltage collecting unit 3 includes a thermistor RTAnd a constant value resistor R1The voltage divider circuit is configured to detect the charging voltage, and the voltage output is connected to a pin of a processor 5 corresponding to the data input through an analog-to-digital converter 4.
In this embodiment, the display unit 6 is a mobile phone display touch screen.
In this embodiment, the alarm unit 7 uses a buzzer to prompt a user.
The embodiment of the utility model provides an among the cell-phone monitoring system that charges, temperature detect is not the actual detection temperature, but the voltage of real-time detection BAT-ON pin and perception temperature. Voltage BAT-ON =2.8V ﹡ R according to the formulaT／（RT+R1) When the temperature changes, RTWhen the voltage of the BAT-ON pin changes, the processor senses the temperature change through the voltage change, detects the voltage value of the BAT-ON section through the analog-to-digital converter, and calculates the temperature according to the voltage value.
Claims (4)
1. A mobile phone charging monitoring system is characterized in that: the device comprises a charging detection unit, a charging control unit, a voltage acquisition unit, an analog-to-digital converter, a processor, a display unit, an alarm unit and a power management unit; wherein,
the charging detection unit is used for detecting whether the charger is inserted into the mobile phone or not and informing the processor that the charger is inserted;
the charging control unit is used for controlling external power to charge or not charge the mobile phone and is connected with the processor;
the voltage acquisition unit is used for detecting the charging voltage in real time and then transmitting the charging voltage to the processor through the analog-to-digital converter to calculate the temperature;
the analog-to-digital converter is respectively connected with the voltage acquisition unit and the processor and is used for performing analog-to-digital conversion sampling on the charging voltage;
the display unit is connected with the processor and is used for displaying the temperature of the battery in the charging process in real time;
the alarm unit is connected with the processor and used for giving an alarm sound to prompt a user when the temperature of the rechargeable battery is overhigh;
and the power supply management unit is connected with the charging control unit and is used for providing power supply in the charging process.
2. The mobile phone charging monitoring system of claim 1, wherein: the voltage acquisition unit comprises a thermistor RTAnd a constant value resistor R1And a voltage division circuit is formed and used for detecting the charging voltage, and the output of the voltage is connected to a pin of the corresponding data input of the processor through an analog-to-digital converter.
3. The mobile phone charging monitoring system of claim 1, wherein: the alarm unit adopts a buzzer or an indicator lamp to prompt a user.
4. The mobile phone charging monitoring system of claim 1, wherein: the display unit is a mobile phone display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320574622.6U CN203504220U (en) | 2013-09-17 | 2013-09-17 | Mobile phone charging monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320574622.6U CN203504220U (en) | 2013-09-17 | 2013-09-17 | Mobile phone charging monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203504220U true CN203504220U (en) | 2014-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320574622.6U Expired - Fee Related CN203504220U (en) | 2013-09-17 | 2013-09-17 | Mobile phone charging monitoring system |
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| Country | Link |
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| CN (1) | CN203504220U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617643A (en) * | 2015-03-09 | 2015-05-13 | 广东欧珀移动通信有限公司 | Charging method, equipment to be charged, power supply equipment and charging system |
| CN106712171A (en) * | 2016-12-19 | 2017-05-24 | 钦州市晶通科技有限公司 | Mobile phone protector monitoring charging condition |
| CN106781381A (en) * | 2016-12-19 | 2017-05-31 | 钦州市晶通科技有限公司 | The Mobile phone protecting device of battery temperature can be monitored |
-
2013
- 2013-09-17 CN CN201320574622.6U patent/CN203504220U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617643A (en) * | 2015-03-09 | 2015-05-13 | 广东欧珀移动通信有限公司 | Charging method, equipment to be charged, power supply equipment and charging system |
| CN104617643B (en) * | 2015-03-09 | 2018-01-16 | 广东欧珀移动通信有限公司 | Charging method, charging equipment, power supply unit and charging system |
| CN106712171A (en) * | 2016-12-19 | 2017-05-24 | 钦州市晶通科技有限公司 | Mobile phone protector monitoring charging condition |
| CN106781381A (en) * | 2016-12-19 | 2017-05-31 | 钦州市晶通科技有限公司 | The Mobile phone protecting device of battery temperature can be monitored |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHENGZHOU XUNMAI COMMUNICATION EQUIPMENT CO., LTD. Assignor: HUZHOU FAR-SIGHTED TECH. HOLDINGS GROUP LIMITED Contract record no.: 2015410000020 Denomination of utility model: Mobile phone charging monitoring system Granted publication date: 20140326 License type: Exclusive License Record date: 20150407 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20160917 |
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| CF01 | Termination of patent right due to non-payment of annual fee |