CN108336436B - Battery expansion prompting method and device - Google Patents
Battery expansion prompting method and device Download PDFInfo
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- CN108336436B CN108336436B CN201710042755.1A CN201710042755A CN108336436B CN 108336436 B CN108336436 B CN 108336436B CN 201710042755 A CN201710042755 A CN 201710042755A CN 108336436 B CN108336436 B CN 108336436B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
The disclosure relates to a method and a device for prompting battery swelling. The device comprises: the battery comprises a battery bin, a battery rear cover, piezoelectric ceramics and a current detection circuit; the piezoelectric ceramic is arranged at the position, opposite to the battery, of the inner side of the battery rear cover; or the bottom of the battery compartment; the current detection circuit is connected with the piezoelectric ceramics and used for detecting a current signal generated by the piezoelectric ceramics, and when the piezoelectric ceramics generates the current signal, the battery expansion degree is indicated to exceed an expansion threshold value. The technical scheme can effectively predict whether the battery is over-expanded or not, and further avoid the risk caused by over-expansion of the lithium battery.
Description
Technical Field
The present disclosure relates to the field of electronic devices, and in particular, to a method and an apparatus for prompting battery swelling.
Background
Lithium cell wide application in each field such as cell-phone, computer, wearable equipment, along with energy density is higher and higher in the lithium cell, battery safety problem is also more and more serious, when the lithium cell live time is too long, can lead to the lithium cell to take place the inflation, and battery thickness increases, if battery thickness increases to a certain extent, can jack-up screen or back lid, leads to dangers such as battery damage, weeping even, and then brings financial loss for the user.
In the related technology, a reserved space can be designed in the depth direction of a battery compartment in an electronic product to prevent the screen or a rear cover from being jacked up when the thickness of a battery is increased, but the size of the battery needs to be reduced on the premise that the size of the electronic equipment is not changed by the technical scheme, so that the problems of reduced energy storage and reduced endurance time of the battery are caused, and the user experience is reduced; in addition, the related art cannot predict whether the battery is excessively swelled, increasing the risk of the user using the lithium battery device.
Disclosure of Invention
In order to overcome the problems in the related art, embodiments of the present disclosure provide a method and an apparatus for prompting battery expansion, so as to effectively predict whether a battery is excessively expanded, thereby avoiding a risk caused by the excessive expansion of a lithium battery.
According to a first aspect of embodiments of the present disclosure, there is provided a battery swelling notification device, the device comprising: the battery comprises a battery bin, a battery rear cover, piezoelectric ceramics and a current detection circuit; wherein the content of the first and second substances,
the piezoelectric ceramic is arranged at the position, opposite to the battery, of the inner side of the battery rear cover, or at the bottom of the battery bin;
the current detection circuit is connected with the piezoelectric ceramic and is used for detecting a current signal generated by the piezoelectric ceramic;
when the piezoelectric ceramic generates a current signal, indicating that the battery expansion degree exceeds an expansion threshold value
In one embodiment, the piezoelectric ceramic is a piezoelectric ceramic thin layer or a piezoelectric ceramic sheet; wherein the content of the first and second substances,
the piezoelectric ceramic thin layer is sprayed on the inner side of the battery rear cover or the bottom of the battery bin;
the piezoelectric ceramic sheet is bonded on the inner side of the battery rear cover or the bottom of the battery bin.
In an embodiment, the apparatus further comprises: a micro-processing unit;
and the micro-processing unit is connected with the current detection circuit and is used for determining that the expansion degree of the battery exceeds a preset threshold when the current detection circuit detects current.
In an embodiment, the apparatus further comprises: a charging control module;
and the charging control module is connected with the micro-processing unit and used for forbidding the battery to be charged when the micro-processing unit determines that the expansion degree of the battery exceeds a preset threshold value.
In an embodiment, the apparatus further comprises: a prompt module;
the prompting module is connected with the micro-processing unit and used for generating battery expansion prompting information when the micro-processing unit determines that the battery expansion degree exceeds a preset threshold value.
According to a second aspect of the embodiments of the present disclosure, there is provided a battery swelling indication method, including:
when detecting that the piezoelectric ceramic generates current, determining that the expansion degree of the battery exceeds a preset threshold;
and generating battery expansion prompt information for a user to replace the battery according to the battery expansion prompt information.
In an embodiment, the method further comprises:
and when the expansion degree of the battery exceeds a preset threshold value, prohibiting the battery from being charged.
In one embodiment, the piezoelectric ceramic is a thin piezoelectric ceramic layer or a thin piezoelectric ceramic sheet, and is located right below or above the battery.
According to a third aspect of the embodiments of the present disclosure, there is provided a battery swelling indication device including:
the determining module is configured to determine that the battery expansion degree exceeds a preset threshold when the piezoelectric ceramic is detected to generate current;
the prompting module is configured to generate battery expansion prompting information and used for a user to replace a battery according to the battery expansion prompting information.
In one embodiment, the method further comprises:
a charging control module configured to prohibit charging of the battery when the degree of expansion of the battery exceeds a preset threshold.
In one embodiment, the piezoelectric ceramic is a piezoelectric ceramic thin layer or a piezoelectric ceramic sheet, and is located right below or right above the battery.
According to a fourth aspect of embodiments of the present disclosure, there is provided a battery swelling notification device, which may include:
a processor;
a memory for storing processor-executable instructions;
wherein the processor is configured to:
when detecting that the piezoelectric ceramic generates current, determining that the expansion degree of the battery exceeds a preset threshold;
and generating battery expansion prompt information for a user to replace the battery according to the battery expansion prompt information.
The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects: when detecting that the piezoelectric ceramic generates current, the electronic equipment can determine that the expansion degree of the battery exceeds a preset threshold value, and then can generate expansion prompt information, so that the problem of battery expansion risk caused by the fact that whether the battery is excessively expanded or not in the related art can be effectively avoided, and the risk of using the lithium battery equipment by a user is reduced.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
FIG. 1A is a block diagram illustrating a battery expansion prompting device according to an exemplary embodiment.
Fig. 1B is a tangential cross-sectional view of a battery compartment and a battery back cover shown in accordance with an exemplary embodiment.
FIG. 2 is a block diagram illustrating an exemplary battery expansion prompting device, according to one exemplary embodiment.
Fig. 3 is a flow diagram illustrating a battery inflation prompting method, according to an example embodiment.
FIG. 4 is a flow diagram illustrating an exemplary method for battery fullness prompting, according to an exemplary embodiment.
FIG. 5 is a block diagram illustrating a battery expansion prompting device, according to an exemplary embodiment.
FIG. 6 is a block diagram illustrating another battery expansion prompting device, according to an exemplary embodiment.
Fig. 7 is a block diagram illustrating a device suitable for use in battery fullness prompting, according to an exemplary embodiment.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
FIG. 1A is a block diagram of a battery expansion prompting device shown in accordance with an exemplary embodiment, and FIG. 1B is a tangential cross-sectional view of a battery compartment and a battery rear cover shown in accordance with an exemplary embodiment; the battery expansion prompting device can be used for electronic devices using lithium batteries, such as intelligent terminals, tablet computers, and the like, and as shown in fig. 1A, the battery expansion prompting device includes: battery compartment 11, battery back cover 12, piezoceramics 13, current detection circuit 14.
As shown in fig. 1B, the piezoelectric ceramic 13 is disposed at a position 121 facing the battery 15 inside the battery rear cover 12; or the battery compartment bottom 111 of the battery compartment 11; a current detection circuit 14 (not shown in fig. 1B) is connected to the piezoelectric ceramics 13 for detecting a current signal generated by the piezoelectric ceramics 13.
In one embodiment, when the piezoelectric ceramic 13 generates a current signal, it indicates that the battery 15 is expanded beyond an expansion threshold
In one embodiment, the piezoelectric ceramic is a piezoelectric ceramic thin layer or a piezoelectric ceramic sheet; wherein, the piezoelectric ceramic thin layer is sprayed on the inner side of the battery rear cover 12 or the bottom of the battery compartment 11; the piezoelectric ceramic sheet is adhered to the inner side of the battery rear cover 12 or the bottom of the battery compartment 11.
In one embodiment, when the battery in the battery compartment 11 expands beyond a predetermined threshold, the piezoelectric ceramic may be compressed, so that the piezoelectric ceramic generates a current, and the current detection circuit 14 detects the current signal generated by the piezoelectric ceramic 13 through the connection with the piezoelectric ceramic.
In an embodiment, a value of the preset threshold depends on a reserved space of the electronic device between the battery compartment and the rear battery cover, for example, if the reserved space between the rear battery cover and the battery is 1mm, a thickness space of the preset threshold of 1mm may be set.
In an embodiment, the value of the preset threshold may also depend on an empirical value, for example, if it is determined through massive user usage data that the risk of breakage and leakage of the lithium battery is high when the thickness expansion exceeds 1mm, the preset threshold may be set within 1mm, and similarly, the reserved space is correspondingly set to have a thickness within 1 mm.
In this embodiment, when the battery in the battery compartment expands, can extrude the piezoceramics of battery top or below, and then make piezoceramics produce the electric current, can confirm equipment battery inflation excessively after current detection circuit detects the electric current, have the risk, effectively avoided can not make the battery inflation risk problem that the prediction leads to the battery excessively inflation among the correlation technique, reduced the risk that the user used lithium battery equipment.
FIG. 2 is a block diagram illustrating an exemplary battery expansion prompting device in accordance with one exemplary embodiment; in this embodiment, the battery expansion prompting device provided by the embodiment of the present disclosure is exemplarily described by taking a structure of the battery expansion prompting device as an example, and as shown in fig. 2, on the basis of the embodiments shown in fig. 1A and fig. 1B, the device may further include: and the micro-processing unit 21, the micro-processing unit 21 is connected with the current detection circuit 14 and is used for determining that the battery expansion degree exceeds a preset threshold value when the current detection circuit 14 detects the current.
In an embodiment, the apparatus further comprises: a charging control module 22; the charging control module 22 is connected to the micro-processing unit 21 and is configured to prohibit charging of the battery when the micro-processing unit 21 determines that the degree of expansion of the battery exceeds a preset threshold.
In one embodiment, the charging control module 22 may be implemented by hardware; in yet another embodiment, the charging control module 22 may be implemented by software.
In an embodiment, the apparatus further comprises: a prompt module 23; the prompting module 23 is connected to the microprocessor unit 21, and is configured to generate a battery expansion prompting message when the microprocessor unit 21 determines that the battery expansion degree exceeds a preset threshold.
In one embodiment, the prompt module 23 may generate a text prompt message, for example, a text message "battery is over-inflated, please replace the battery in time to avoid danger" is displayed on the screen.
In yet another embodiment, the prompt module 23 may generate a voice prompt, for example, play "battery is over inflated, please replace the battery in time to avoid dangerous" sound.
In this embodiment, when it is determined that the battery expansion exceeds the preset threshold, the charging control module may be controlled by the micro-processing unit to implement the function of prohibiting the battery from being charged, so that it is possible to prevent a user from continuing to use the battery, and the battery continues to expand, which may cause liquid leakage or fire and other risks; in addition, the micro-processing unit can also control the prompting module to generate prompting information so as to prompt a user to replace the battery.
FIG. 3 is a flow diagram illustrating a battery fullness prompting method, according to an exemplary embodiment; the method for prompting battery expansion can be applied to electronic equipment (such as a smart phone and a tablet computer) using a lithium battery, and as shown in fig. 3, the method for prompting battery expansion comprises the following steps:
in step 301, when the current generated by the piezoelectric ceramic is detected, the battery expansion degree is determined to exceed a preset threshold value.
In one embodiment, the piezoelectric ceramic is a piezoelectric ceramic thin layer or a piezoelectric ceramic sheet; wherein, the piezoelectric ceramic thin layer is sprayed on the inner side of the battery rear cover or the bottom of the battery compartment; the piezoelectric ceramic sheet is adhered to the inner side of the battery rear cover or the bottom of the battery bin.
In one embodiment, when the battery in the battery compartment expands beyond a predetermined threshold, the piezoelectric ceramic may be compressed, so that the piezoelectric ceramic generates a current, and the current detection circuit may detect the current signal generated by the piezoelectric ceramic 13 through the connection with the piezoelectric ceramic.
In an embodiment, a value of the preset threshold depends on a reserved space of the electronic device between the battery compartment and the rear battery cover, for example, if the reserved space between the rear battery cover and the battery is 1mm, a thickness space of the preset threshold of 1mm may be set.
In an embodiment, the value of the preset threshold may also depend on an empirical value, for example, if it is determined through massive user usage data that the risk of breakage and leakage of the lithium battery is high when the thickness expansion exceeds 1mm, the preset threshold may be set within 1mm, and similarly, the reserved space is correspondingly set to have a thickness within 1 mm.
In step 302, a battery expansion prompting message is generated for the user to replace the battery according to the battery expansion prompting message.
In one embodiment, the battery inflation prompt may be an audio prompt; in another embodiment, the battery inflation prompt may be an audible prompt; in yet another embodiment, the battery inflation prompt may also be a combination of an audible prompt and a textual prompt.
In this embodiment, when the battery in the battery compartment expands, can extrude the piezoceramics of battery top or below, and then make piezoceramics produce the electric current, can confirm equipment battery inflation excessively after current detection circuit detects the electric current, have the risk, effectively avoided can not make the battery inflation risk problem that the prediction leads to the battery excessively inflation among the correlation technique, reduced the risk that the user used lithium battery equipment.
In an embodiment, the method further comprises:
and when the expansion degree of the battery exceeds a preset threshold value, the battery is prohibited from being charged.
In one embodiment, the piezoelectric ceramic is a thin piezoelectric ceramic layer or a thin piezoelectric ceramic sheet, and is located right below or above the battery.
Please refer to the following embodiments for a specific way to indicate the swelling of the battery.
Therefore, the method provided by the embodiment of the disclosure can realize the prompt of battery expansion, avoid the problem of battery expansion risk caused by the fact that whether the battery is excessively expanded or not cannot be predicted in the related art, and reduce the risk of using the lithium battery equipment by a user.
The technical solutions provided by the embodiments of the present disclosure are described below with specific embodiments.
FIG. 4 is a flow diagram illustrating an exemplary method of battery fullness prompting, according to an exemplary embodiment; the present embodiment utilizes the above method provided by the embodiments of the present disclosure to exemplarily explain that the electronic device executes the expansion prompting operation when it is determined that the battery expansion exceeds the preset threshold, as shown in fig. 4, the method includes the following steps:
in step 401, when the current generated by the piezoelectric ceramic is detected, it is determined that the battery expansion degree exceeds a preset threshold value.
In step 402, a battery expansion cue is generated for the user to replace the battery according to the battery expansion cue.
In an embodiment, the description of step 401 and step 402 can refer to the description of step 301 and step 302 in the embodiment shown in fig. 3, and will not be described in detail here.
In step 403, charging of the battery is prohibited when the degree of expansion of the battery exceeds a preset threshold.
In one embodiment, the charging control module may be controlled to prohibit the battery from being charged further when the degree of expansion of the battery exceeds a preset threshold.
In an embodiment, for the convenience of the user, when the degree of expansion of the battery exceeds the preset threshold, the charging control module may be controlled to continue charging the battery for a preset number of times, and after the preset number of times, the battery is prohibited from continuing to be charged.
In one embodiment, the predetermined number is a relatively small number, for example, 3, to prevent the battery from being damaged due to the increase of the thickness.
In this embodiment, when it is determined that the battery expansion exceeds the preset threshold, the charging control module can be controlled to realize the function of prohibiting the battery charging, so that the user can be prevented from continuing to use the battery, the battery continues to expand, and then the risk of liquid leakage or fire and the like is caused.
Fig. 5 is a block diagram illustrating a battery expansion prompting device according to an exemplary embodiment, and as shown in fig. 5, the battery expansion prompting device includes:
a determining module 510 configured to determine that the battery expansion degree exceeds a preset threshold when the piezoelectric ceramic is detected to generate the current;
and a prompt module 520 configured to generate battery expansion prompt information for a user to replace the battery according to the battery expansion prompt information.
Fig. 6 is a block diagram of another battery expansion prompting device according to an exemplary embodiment, as shown in fig. 6, on the basis of the embodiment shown in fig. 5, in an embodiment, the battery expansion prompting device further includes:
a charging control module 530 configured to prohibit charging of the battery when the degree of expansion of the battery exceeds a preset threshold.
In one embodiment, the piezoelectric ceramic is a thin piezoelectric ceramic layer or a thin piezoelectric ceramic sheet, and is located right below or above the battery.
The implementation process of the functions and actions of each unit in the above device is specifically described in the implementation process of the corresponding step in the above method, and is not described herein again.
For the device embodiments, since they substantially correspond to the method embodiments, reference may be made to the partial description of the method embodiments for relevant points. The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules can be selected according to actual needs to achieve the purpose of the disclosed solution. One of ordinary skill in the art can understand and implement it without inventive effort.
Fig. 7 is a block diagram illustrating a device suitable for use in battery fullness prompting, according to an exemplary embodiment. For example, the apparatus 700 may be an electronic device (e.g., a smartphone, a tablet, etc.).
Referring to fig. 7, apparatus 700 may include one or more of the following components: a processing component 702, a memory 704, a power component 706, a multimedia component 708, an audio component 710, an input/output (I/O) interface 712, a sensor component 714, and a communication component 716.
The processing component 702 generally controls overall operation of the device 700, such as operations associated with display, voice playback, data communication, and recording operations. The processing element 702 may include one or more processors 720 to execute instructions to perform all or part of the steps of the methods described above. Further, the processing component 702 may include one or more modules that facilitate interaction between the processing component 702 and other components. For example, the processing component 702 can include a multimedia module to facilitate interaction between the multimedia component 708 and the processing component 702.
The memory 704 is configured to store various types of data to support operation at the device 700. Examples of such data include instructions, messages, pictures, etc. for any application or method operating on device 700. The memory 704 may be implemented by any type or combination of volatile or non-volatile memory devices such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disks.
The power supply component 706 provides power to the various components of the device 700. The power components 706 may include a power management system, one or more power sources, and other components associated with generating, managing, and distributing power for the apparatus 700.
The multimedia component 708 includes a screen that provides an output interface between the device 700 and the user. In some embodiments, the screen may include a Liquid Crystal Display (LCD) and a Touch Panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive an input signal from a user. The touch panel includes one or more touch sensors to sense touch, slide, and gestures on the touch panel. The touch sensor may not only sense the boundary of a touch or slide action, but also detect the duration and pressure associated with the touch or slide operation.
The audio component 710 is configured to output and/or input audio signals. For example, audio component 710 includes a Microphone (MIC) configured to receive external audio signals when apparatus 700 is in an operational mode, such as a call mode, a recording mode, and a voice recognition mode. The received audio signal may further be stored in the memory 704 or transmitted via the communication component 716. In some embodiments, audio component 710 also includes a speaker for outputting audio signals.
The I/O interface 712 provides an interface between the processing component 702 and peripheral interface modules, which may be keyboards, click wheels, buttons, etc. These buttons may include, but are not limited to: a home button, a volume button, a start button, and a lock button.
The sensor assembly 714 includes one or more sensors for providing status assessment of various aspects of the apparatus 700. For example, sensor assembly 714 may detect an open/closed state of device 700, the relative positioning of components, such as a display and keypad of apparatus 700, the change in position of apparatus 700 or a component of apparatus 700, the presence or absence of user contact with apparatus 700, the orientation or acceleration/deceleration of apparatus 700, and the change in temperature of apparatus 700. The sensor assembly 714 may include a proximity sensor configured to detect the presence of a nearby object without any physical contact. The sensor assembly 714 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications. In some embodiments, the sensor assembly 714 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a distance sensor, a pressure sensor, or a temperature sensor.
The communication component 716 is configured to facilitate wired or wireless communication between the apparatus 700 and other devices. Device 700 may access a wireless network based on a communication standard, such as WIFI, 2G or 3G, or a combination thereof. In an exemplary embodiment, the communication section 716 receives a broadcast signal or broadcast-related information from an external broadcast management system via a broadcast channel. In an exemplary embodiment, the communication component 716 further includes a Near Field Communication (NFC) module to facilitate short-range communications. For example, the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, infrared data association (IrDA) technology, Ultra Wideband (UWB) technology, Bluetooth (BT) technology, and other technologies.
In an exemplary embodiment, the apparatus 700 may be implemented by one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), controllers, micro-controllers, microprocessors or other electronic components for performing the above-described methods, including:
when detecting that the piezoelectric ceramic generates current, determining that the expansion degree of the battery exceeds a preset threshold;
and generating battery expansion prompt information for a user to replace the battery according to the battery expansion prompt information.
In an exemplary embodiment, a non-transitory computer readable storage medium comprising instructions, such as the memory 704 comprising instructions, executable by the processor 720 of the device 700 to perform the above-described method is also provided. For example, the non-transitory computer readable storage medium may be a ROM, a Random Access Memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (8)
1. A battery expansion prompting device, the device comprising: the battery comprises a battery bin, a battery rear cover, piezoelectric ceramics and a current detection circuit; wherein the content of the first and second substances,
the piezoelectric ceramic is arranged at the position, opposite to the battery, of the inner side of the battery rear cover, or at the bottom of the battery bin;
the current detection circuit is connected with the piezoelectric ceramic and is used for detecting a current signal generated by the piezoelectric ceramic;
when the piezoelectric ceramic generates a current signal, indicating that the expansion degree of the battery exceeds an expansion threshold value;
the device further comprises: a micro-processing unit;
the micro-processing unit is connected with the current detection circuit and is used for determining that the expansion degree of the battery exceeds a preset threshold when the current detection circuit detects current;
the device further comprises: a charging control module;
and the charging control module is connected with the micro-processing unit and used for controlling the charging control module to continuously charge the battery for a preset number of times when the micro-processing unit determines that the expansion degree of the battery exceeds a preset threshold value, and then forbidding charging the battery.
2. The device of claim 1, wherein the piezoelectric ceramic is a thin piezoelectric ceramic layer or a thin piezoelectric ceramic sheet; wherein the content of the first and second substances,
the piezoelectric ceramic thin layer is sprayed on the inner side of the battery rear cover or the bottom of the battery bin;
the piezoelectric ceramic sheet is bonded on the inner side of the battery rear cover or the bottom of the battery bin.
3. The apparatus of claim 1, further comprising: a prompt module;
the prompting module is connected with the micro-processing unit and used for generating battery expansion prompting information when the micro-processing unit determines that the battery expansion degree exceeds a preset threshold value.
4. A method for prompting battery swelling, the method comprising:
when detecting that the piezoelectric ceramic generates current, determining that the expansion degree of the battery exceeds a preset threshold;
generating battery expansion prompt information for a user to replace the battery according to the battery expansion prompt information;
the method further comprises the following steps:
and when the expansion degree of the battery exceeds a preset threshold value, controlling a charging control module to continuously charge the battery for a preset number of times, and then forbidding charging of the battery.
5. The method of claim 4, wherein the piezoelectric ceramic is a thin piezoelectric ceramic layer or a thin piezoelectric ceramic sheet and is located directly below or above the battery.
6. A battery expansion prompting device, the device comprising:
the determining module is configured to determine that the battery expansion degree exceeds a preset threshold when the piezoelectric ceramic is detected to generate current;
the prompting module is configured to generate battery expansion prompting information and used for a user to replace a battery according to the battery expansion prompting information;
the device further comprises:
a charging control module configured to control the charging control module to continue charging the battery a preset number of times and thereafter prohibit charging the battery when the degree of expansion of the battery exceeds a preset threshold.
7. The device of claim 6, wherein the piezoelectric ceramic is a thin piezoelectric ceramic layer or a thin piezoelectric ceramic sheet and is located directly below or above the battery.
8. A mobile device, characterized in that the device comprises:
a processor;
a memory for storing processor-executable instructions;
wherein the processor is configured to:
when detecting that the piezoelectric ceramic generates current, determining that the expansion degree of the battery exceeds a preset threshold;
generating battery expansion prompt information for a user to replace the battery according to the battery expansion prompt information;
and when the expansion degree of the battery exceeds a preset threshold value, controlling a charging control module to continuously charge the battery for a preset number of times, and then forbidding charging of the battery.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009080141A1 (en) * | 2007-12-20 | 2009-07-02 | Daimler Ag | Battery and method for operating a battery |
| JP4529516B2 (en) * | 2004-03-30 | 2010-08-25 | Ｔｄｋ株式会社 | Power supply |
| CN101147278B (en) * | 2005-04-20 | 2011-12-14 | 株式会社Lg化学 | Secondary battery module having piezo sensor |
| CN102484294A (en) * | 2009-08-28 | 2012-05-30 | Sb锂摩托有限公司 | Method and device for application of a pressure to a battery |
-
2017
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4529516B2 (en) * | 2004-03-30 | 2010-08-25 | Ｔｄｋ株式会社 | Power supply |
| CN101147278B (en) * | 2005-04-20 | 2011-12-14 | 株式会社Lg化学 | Secondary battery module having piezo sensor |
| WO2009080141A1 (en) * | 2007-12-20 | 2009-07-02 | Daimler Ag | Battery and method for operating a battery |
| CN102484294A (en) * | 2009-08-28 | 2012-05-30 | Sb锂摩托有限公司 | Method and device for application of a pressure to a battery |
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