CN215897331U - Treasured charges with show function - Google Patents
Treasured charges with show function Download PDFInfo
- Publication number
- CN215897331U CN215897331U CN202121770039.3U CN202121770039U CN215897331U CN 215897331 U CN215897331 U CN 215897331U CN 202121770039 U CN202121770039 U CN 202121770039U CN 215897331 U CN215897331 U CN 215897331U
- Authority
- CN
- China
- Prior art keywords
- charging
- battery
- display
- handheld device
- information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a charger with a display function, which comprises an energy storage battery, at least one charging interface, a control unit and a display unit, wherein the energy storage battery supplies power to the charging interface, the charging interface charges a handheld device and comprises a communication terminal capable of communicating with the handheld device, and the control unit acquires battery information of a preset address of a memory in the handheld device through the communication terminal and controls the display unit to display the battery information. Compared with the prior art, the display unit for displaying the current battery information in the handheld device is arranged on the power bank, the power bank directly obtains the battery information in the handheld device through the communication terminal of the charging interface, calculation is not needed, the power bank is simple and rapid, the information is accurate, and a user can conveniently and visually know the current battery information of the handheld device from the display unit of the power bank.
Description
Technical Field
The utility model relates to a power bank, in particular to a power bank capable of displaying information of a handheld terminal battery.
Background
With the progress of science and technology, electronic products are increasingly being developed to be light, thin, short and small, wherein, handheld devices, such as tablet computers, notebook computers, smart phones, video players and other indispensable personal articles in daily life, all have sub-chargers and charging cables so as to charge and transmit data to the handheld devices. Especially, current intelligent handheld device consumes power soon, often needs to charge. When the user goes on a business trip, the charger is prepared to charge the handheld device. In order to facilitate the user to know the current electric quantity of the charge pal, the charge pal is often provided with a display screen for displaying the current residual electric quantity of the charge pal or the current electric quantity of the charge pal charged in the mobile phone, and as for the charge state and the electric quantity of the mobile phone, the mobile phone screen must be opened for viewing, which is very inconvenient.
Therefore, there is an urgent need for a charger that can solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a charger baby with a display function, which can directly acquire the current battery information of a handheld device from a memory of the handheld device on a display screen, and is convenient for a user to intuitively know the current battery information of the handheld device from a display unit of the charger baby.
In order to achieve the purpose, the utility model discloses a charger with a display function, which comprises an energy storage battery, at least one charging interface, a control unit and a display unit, wherein the energy storage battery supplies power to the charging interface, the charging interface charges a handheld device and comprises a communication terminal capable of communicating with the handheld device, and the control unit acquires battery information of a preset address of a memory in the handheld device through the communication terminal and controls the display unit to display the battery information.
Compared with the prior art, the display unit for displaying the current battery information in the handheld device is arranged on the power bank, the power bank directly obtains the battery information in the handheld device through the communication terminal of the charging interface, calculation is not needed, the power bank is simple and rapid, the information is accurate, and a user can conveniently and visually know the current battery information of the handheld device from the display unit of the power bank.
Preferably, the battery information includes one or more of charge information, charging times, battery capacity, battery voltage, battery serial number, battery temperature, and charging times of the battery manufacturer of the handheld device.
Preferably, the control unit detects the charging state of each charging interface and controls the display unit to display the charging state of the charging interface.
Preferably, the power bank further comprises an input unit for inputting an external control signal, a display switching command can be input by operating the input unit, a plurality of charging interfaces are provided, and the control unit switches and displays the battery information of the charging interfaces according to the display switching command.
Preferably, the number of the charging interfaces is multiple, and the control unit controls the display unit to display the battery information of the handheld device connected with the charging interfaces in the charging process in a split screen mode.
Preferably, the power bank further comprises an input unit for inputting an external control signal, a display switching command can be input by operating the input unit, a plurality of charging interfaces are provided, and the control unit switches the battery information of the handheld device corresponding to the charging interfaces according to the display switching command.
Specifically, the display unit includes a touch display screen, and the input unit includes a touch display screen. The touch display screen serves as both a display unit and an input unit.
Preferably, the display unit is provided with a main display area and a secondary display area, the main display area displays the battery information, and the secondary display area displays the electricity storage information of the energy storage battery.
Preferably, the power bank further comprises a housing, the energy storage battery and the control unit are mounted in the housing, the charging interface is exposed outside the housing, and the display unit is mounted on the housing.
Preferably, the charging interface is an expansion connector or a standard, mini, micro, Lightning, Type-C USB connector or a magnetic connector.
Preferably, the control unit acquires the battery information in real time.
Preferably, a charging line is further formed between the energy storage battery and the charging interface, a switch circuit is further connected to the charging line in series, the battery information includes electric quantity information, and the control unit controls the switch circuit to operate to disconnect the charging line when the electric quantity information is equal to or exceeds a first preset value.
Preferably, the control unit further controls the switch circuit to operate to disconnect the charging circuit when the power information is less than or equal to a second preset value, where the first preset value is greater than the second preset value. The control unit comprises a comparator, and the comparator compares the electric quantity information with a first preset value and a second preset value so as to output a control signal to a control end of the switch circuit.
Specifically, the treasured that charges still includes detection circuitry and switch circuit, detection circuitry detects the charging current or the voltage of charging circuit in order to generate the collection signal, switch circuit concatenates on the charging circuit and controls the break-make of charging circuit, the control unit receives the collection signal and according to the collection signal control switch circuit action.
Drawings
Fig. 1 is a schematic structural diagram of the charger baby according to the present invention.
Fig. 2 is a partial circuit diagram of the charger baby according to the present invention.
Fig. 3 is a circuit diagram of a charging circuit in the power bank according to the present invention.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
Referring to fig. 1 and 2, the utility model discloses a charger 100 with a display function, which includes an energy storage battery 10, at least one charging interface 40, a control unit 20 and a display unit 30, wherein the energy storage battery 10 supplies power to the charging interface 40, the charging interface 40 charges a handheld device and includes a communication terminal capable of communicating with the handheld device, and the control unit 20 obtains battery information of a preset address of a memory in the handheld device through the communication terminal and controls the display unit 30 to display the battery information. The communication terminal of the charging interface 40 is electrically connected to the control unit 20.
During the use, the handheld device is pegged graft in an interface 40 that charges, and control unit 20 sends a predetermined instruction of acquireing to the interface 40 that charges, and the instruction of acquireing is carried to the handheld device through the communication terminal of the interface 40 that charges, and the handheld device feeds back the battery information of default address to control unit 20. The charging interface 40 and the handheld device have a communication protocol (the protocol is well known to those skilled in the art and not described in detail), and the control unit 20 directly accesses the information in the memory of the handheld device to obtain the battery information. The signal terminal of the charging interface 40 is connected to the control unit 20 through signal lines D +, D-.
The handheld device can be an electronic device such as a mobile phone, a tablet, a notebook computer and the like, which can detect and store battery information of the handheld device.
The battery information includes one or more of information of electric quantity, charging times, battery capacity, battery voltage, battery serial number, battery temperature, charging times of battery manufacturer, and the like of the handheld device.
The control unit 20 detects the charging state of the charging interface 40, acquires battery information of the handheld device corresponding to the charging interface 40 in the charging state, and controls the display unit 30 to display the battery information.
The control unit 20 includes a detection unit, the detection circuit detects the charging state of each charging interface 40, the detection circuit is a voltage acquisition power circuit, acquires the voltage/current at the charging interface 40, compares the voltage/current with a preset value, and determines the charging state of the charging interface according to the voltage/current at the charging interface. Of course, the control unit 20 may also determine the charging state of the charging interface through a communication protocol between the charging interface 40 and the handheld device.
Referring to fig. 2 and 3, in this embodiment, there are a plurality of charging interfaces 40, and the control unit, 2 controls the display unit 30 to display charging information of the plurality of charging interfaces 40 in a split-screen manner.
Certainly, different from this embodiment, in another embodiment, the power bank 100 further includes an input unit for inputting an external control signal, a display switching command can be input by operating the input unit, there are a plurality of the charging interfaces 40, and the control unit 20 switches and displays the charging information of the charging interface 40 according to the display switching command.
Certainly, different from this embodiment, in another embodiment, the power bank 100 further includes an input unit for inputting an external control signal, a display switching command can be input by operating the input unit, there are a plurality of the charging interfaces 40, and the control unit 20 switches the battery information of the handheld device corresponding to the charging interface 40 according to the display switching command.
Wherein the display unit 30 includes a touch display screen, and the input unit 30 includes a touch display screen. The touch display screen exists as both a display unit and an input unit. Of course, the input unit 30 further includes an operation button, and display switching of the screen is controlled by pressing the operation button.
Preferably, there are a plurality of charging interfaces 40, and the control unit 20 controls the display unit 30 to display the battery information of the handheld device connected to the charging interfaces 40 in the charging process in a split-screen manner.
The display unit 30 is provided with a main display area 31 and a sub-display area 32, the main display area 31 displays the charging information, and the sub-display area 32 displays the power storage information of the energy storage battery 10. The power storage information includes the remaining power of the energy storage battery 10, the currently output power/voltage/current, and of course, the temperature of the energy storage battery 10 (battery temperature).
Preferably, the control unit 20 detects a charging state of each charging interface 40, and controls the display unit to display charging information of the charging interface, where the charging information includes battery information of a handheld device connected to the charging interface and the charging state of the charging interface. The charging state includes: idle, charging, fast charging, full charging, and the like.
Referring to fig. 1, the power bank 100 further includes a housing 42, the energy storage battery 10 and the control unit 20 are mounted in the housing 42, the charging interface 40 is exposed outside the housing 42, and the display unit 30 is mounted on the housing 42.
Wherein, the charging interface 40 is an expansion connector or a USB connector or a magnetic connector with standard, mini, micro, Lightning, Type-C specification.
Wherein the control unit acquires the battery information in real time.
Referring to fig. 1, the power supply apparatus 100 further includes a power supply interface 41 electrically connected to an external power supply terminal, where the power supply interface 41 is connected to the energy storage battery 10 and supplies power to the energy storage battery 10.
Referring to fig. 2 and 3, a charging line is further formed between the energy storage battery 10 and each charging interface 40, a switch circuit 22 is further connected in series on each charging line, the battery information includes electric quantity information, the control unit 20 controls the switch circuit 22 to operate to disconnect the charging line when the electric quantity information is equal to or exceeds a first preset value, and controls the switch circuit 22 to operate to disconnect the charging line when the electric quantity information is less than or equal to a second preset value, where the first preset value is greater than the second preset value.
Wherein, the electric quantity information is electric quantity percentage information. The first preset value is greater than the second preset value, the first preset value can be 100% or 99%, the second preset value is 95% or 98%, and the specific values can be set according to actual needs, and are not limited to the above values. This embodiment has solved current full charge outage and has judged inaccurately, can only set up threshold value on the low side, cuts off the power supply when the handset is actually not fully filled, and can't judge the electric quantity of current handset after the outage, can't be time problem of recharging when the handset changes or lacks the power supply.
Certainly, also can set up reset button on the treasured that charges, the input of operation reset button is reply electric signal, and the control unit is according to reply electric signal control switch circuit action in order to switch on the charging circuit, resumes to charge. The reset button may be an actual push switch or may be a virtual button displayed on the touch screen display.
In this embodiment, the control unit 20 includes a comparison unit and an arithmetic unit, the comparison unit is composed of a plurality of comparators, a first comparator compares the percentage-of-charge information with a first preset value to output a first result, a second comparator compares the percentage-of-charge information with a second preset value to output a second result, wherein the first comparator outputs a high level (low level) when the percentage-of-charge information is equal to or higher than the first preset value, the second comparator outputs a high level (low level) when the percentage-of-charge information is equal to or lower than the first preset value, and the arithmetic unit performs budget comparison on the first result and the second result to output a third result to the control terminal of the switch circuit 22. Of course, the structure of the control unit 20 is not limited to the present embodiment.
Referring to fig. 2 and 3, the charger baby 100 further includes a detection circuit 21, the detection circuit detects a charging current or voltage of a charging line to generate a collection signal, and the control unit 20 receives the collection signal and controls the switch circuit 22 to operate according to the collection signal, so as to perform overvoltage and overcurrent protection.
In this embodiment, the detection circuit 21 is a current collection circuit, and is configured to collect a charging current of a charging circuit, and the control unit 20 compares the charging current, and controls the switch circuit 22 to be turned off when the charging current exceeds a preset value, so as to perform overcurrent protection.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.
Claims (10)
1. The utility model provides a treasured charges with show function, includes energy storage battery, at least one interface, the control unit and the display element that charges, energy storage battery is right the interface power supply that charges, the interface that charges to handheld device, and including can with the communication terminal of handheld device communication, its characterized in that: the control unit acquires battery information of a preset address of a memory in the handheld device through the communication terminal and controls the display unit to display the battery information.
2. The power bank of claim 1, wherein: the battery information comprises one or more of electric quantity information, charging times, battery capacity, battery voltage, battery serial number, battery temperature and charging times of a battery manufacturer of the handheld device.
3. The power bank of claim 1, wherein: the control unit detects the charging state of each charging interface and controls the display unit to display the charging state of the charging interfaces.
4. The power bank of claim 1, wherein: the control unit controls the display unit to display the battery information of the handheld device connected with the charging interface in the charging process in a split screen mode.
5. The power bank of claim 1, wherein: the handheld device further comprises an input unit for inputting external control signals, display switching commands can be input by operating the input unit, a plurality of charging interfaces are arranged, and the control unit switches battery information of the handheld device corresponding to the charging interfaces according to the display switching commands.
6. The power bank of claim 5, wherein: the display unit comprises a touch display screen, and the input unit comprises a touch display screen.
7. The power bank of claim 1, wherein: the display unit is provided with a main display area and a secondary display area, the main display area displays the battery information, and the secondary display area displays the electricity storage information of the energy storage battery.
8. The power bank of claim 1, wherein: the energy storage battery and the control unit are mounted in the shell, the charging interface is exposed out of the shell, and the display unit is mounted on the shell.
9. The power bank of claim 1, wherein: a charging circuit is further formed between the energy storage battery and the charging interface, a switch circuit is further connected to the charging circuit in series, the battery information comprises electric quantity information, and the control unit controls the switch circuit to act to disconnect the charging circuit when the electric quantity information is equal to or exceeds a first preset value.
10. The power bank of claim 9, wherein: the control unit also controls the switch circuit to act to disconnect the charging circuit when the electric quantity information is smaller than or equal to a second preset value, wherein the first preset value is larger than the second preset value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121770039.3U CN215897331U (en) | 2021-07-30 | 2021-07-30 | Treasured charges with show function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121770039.3U CN215897331U (en) | 2021-07-30 | 2021-07-30 | Treasured charges with show function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215897331U true CN215897331U (en) | 2022-02-22 |
Family
ID=80501983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121770039.3U Expired - Fee Related CN215897331U (en) | 2021-07-30 | 2021-07-30 | Treasured charges with show function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215897331U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114024345A (en) * | 2021-07-30 | 2022-02-08 | 张成君 | Treasured charges with show function |
-
2021
- 2021-07-30 CN CN202121770039.3U patent/CN215897331U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114024345A (en) * | 2021-07-30 | 2022-02-08 | 张成君 | Treasured charges with show function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2020248999A1 (en) | Foldable electronic device | |
| CN102754245B (en) | Battery, battery component and subscriber equipment | |
| CN113346568B (en) | Method for charging battery, charging device and terminal equipment | |
| CN203368093U (en) | Mobile power supply sharing charging and discharging interfaces | |
| JP2002051460A (en) | Power supply apparatus capable of outputting different voltages | |
| CN110336348B (en) | Terminal, switched capacitor boost circuit and power supply method | |
| CN109921481A (en) | To the OTG equipment and method of supplying power to of communication object power supply when USB is communicated | |
| CN103682491A (en) | Charging method between electronic devices, charging circuits and electronic devices | |
| CN215897331U (en) | Treasured charges with show function | |
| CN116707047A (en) | Charging and discharging circuit, electronic equipment and electronic system | |
| CN109861038B (en) | USB connection port capable of automatically switching connection mode and control method thereof | |
| CN102214935A (en) | Power device | |
| CN109256825B (en) | Charging method and electronic device | |
| CN116111659A (en) | Charging circuit, method, device, electronic equipment and medium | |
| US20040085045A1 (en) | Electronic device | |
| CN108683236A (en) | A kind of mobile terminal OTG charging methods and device | |
| CN110289663B (en) | Terminal equipment and power supply circuit and power adapter thereof | |
| CN214626428U (en) | Charging device capable of displaying electric quantity percentage | |
| CN101958572B (en) | Power circuit and power management method thereof | |
| CN101630852A (en) | Mobile phone capable of selecting to be connected with computer for charge or data transmission | |
| CN114024345A (en) | Treasured charges with show function | |
| CN106451693B (en) | Treasured charges and OTG data line | |
| CN109194788A (en) | Electronic equipment and electronic equipment charging method | |
| CN217115649U (en) | Charging device for charging handheld device | |
| CN105870994B (en) | Terminal device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |