CN115377617A

CN115377617A - Battery protection board, battery pack and terminal

Info

Publication number: CN115377617A
Application number: CN202110534331.3A
Authority: CN
Inventors: 张金龙; 刘东峰
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2022-11-22

Abstract

The present disclosure relates to a battery protection plate, a battery pack and a terminal. The battery protection plate includes: treat combination protection shield includes: the charging and discharging interface is used for being connected with a load circuit, and the first connecting piece is used for being connected with a battery; at least one backup protection plate comprising: the protection board comprises a second substrate and a second connecting piece positioned on the second substrate, wherein the second connecting piece can be electrically connected with the first connecting piece so as to enable the protection board to be combined and at least one spare protection board to be connected in parallel. Like this, at the in-process that uses, can will treat to make up protection shield and reserve protection shield and carry out nimble collocation as required to constitute the battery protection shield of different charging power, and need not design different special battery protection shields to different charging power, can reduce the development and the manufacturing cost of battery protection shield on the basis of shortening the development cycle of battery protection shield.

Description

Battery protection board, battery pack and terminal

Technical Field

The present disclosure relates to electronic technologies, and in particular, to a battery protection board, a battery pack, and a terminal.

Background

With the widespread use of mobile electronic terminals, rechargeable batteries such as lithium batteries are an indispensable part of various electronic devices. Because the material of the rechargeable battery determines that the battery can not be overcharged, overdischarged, overcurrent, short-circuited and charged and discharged at ultrahigh temperature, in order to ensure the charging safety of the battery, a battery protection plate is arranged for the battery, wherein the battery protection plate mainly refers to an integrated circuit board which plays a role in protecting the rechargeable battery.

In the related art, different battery protection boards need to be designed for different types of rechargeable batteries due to different charging powers of the rechargeable batteries, which not only prolongs the development cycle of the battery protection board, but also increases the development and production costs of the battery protection board.

Disclosure of Invention

The present disclosure provides a battery protection board, a battery pack and a terminal.

According to a first aspect of the embodiments of the present disclosure, there is provided a battery protection plate including:

treat combination protection shield includes: the charging and discharging interface is used for being connected with a load circuit, and the first connecting piece is used for being connected with a battery;

at least one backup protection plate comprising: the protection board comprises a second substrate and a second connecting piece positioned on the second substrate, wherein the second connecting piece can be electrically connected with the first connecting piece so as to enable the protection board to be combined and at least one spare protection board to be connected in parallel.

Optionally, when the protection board to be combined and any one of the at least one spare protection board are stacked, and the first connector is opposite to the second connector, the first connector and the second connector contact with each other to form an electrical connection.

Optionally, the second connecting piece may be bent, and the first connecting piece may be electrically connected to the second connecting piece in a bent state, so that a set angle is formed between the protection board to be combined and the spare protection board having the bendable second connecting piece.

Optionally, the bending angle of the second connector is 90 degrees, and the protection board to be combined is perpendicular to the spare protection board.

Optionally, the number of the spare protection plates is two;

the standby protection board and the protection board to be combined are stacked, the first connecting piece is opposite to the second connecting piece, and the first connecting piece and the second connecting piece are mutually contacted to form electric connection;

the other second connecting piece of the spare protective plate can be bent, and the first connecting piece is electrically connected with the second connecting piece in a bent state.

Optionally, the number of the first connecting pieces is two, and the two first connecting pieces are respectively located at two ends of the first substrate;

the number of the second connecting pieces is two, and the two second connecting pieces are respectively positioned at two ends of the standby protection board;

and the distance between the two first connecting pieces is the same as the distance between the two second connecting pieces.

Optionally, the charge and discharge interface is located on the first surface of the first substrate;

the first connecting piece is positioned on a second surface, back to the first surface, of the first substrate.

Optionally, the protection panel to be combined further includes:

a first circuit element located in a first fabric region on the first surface on the first substrate; the first cloth area is different from the area where the charge and discharge interface is located.

Optionally, the spare protective plate further includes:

the second circuit element is positioned in a second cloth area on the same surface of the second substrate as the second connecting piece; wherein the second cloth area is different from the area where the second connecting piece is located.

Optionally, the first substrate includes: a printed circuit board;

the second substrate includes: a flexible circuit board or a printed circuit board.

According to a second aspect of embodiments of the present disclosure, there is provided a battery assembly including:

a battery;

a battery protection plate as described in any one of the above embodiments, connected to the battery; the battery protection board is connected with the load circuit through the charging and discharging interface.

According to a third aspect of the embodiments of the present disclosure, there is provided a terminal, including:

a battery;

a battery protection plate as described in any one of the above embodiments, connected to the battery;

and the load circuit is connected with the battery protection board through the charge-discharge interface of the battery protection board.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

in the embodiment of the disclosure, through setting up and waiting to make up protection shield and at least one reserve protection shield, at the in-process of realizing, can wait to make up the parallelly connected between protection shield and the reserve protection shield based on waiting to make up first connecting piece on the protection shield and the second connecting piece on the reserve protection shield to realize, thus, in the in-process of using, can will wait to make up protection shield and reserve protection shield and carry out nimble collocation as required, in order to constitute the battery protection shield of different charging power, and need not design different special battery protection shields to different charging power, can be on the basis of shortening the development cycle of battery protection shield, reduce development and manufacturing cost of battery protection shield.

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 present disclosure and together with the description, serve to explain the principles of the disclosure.

Fig. 1 is a first schematic structural view of a battery protection plate according to an exemplary embodiment.

Fig. 2 is a first schematic structural diagram of a protection board to be combined according to an exemplary embodiment.

Fig. 3 is a schematic structural diagram ii of a protection board to be combined according to an exemplary embodiment.

Fig. 4 is a first schematic structural view of a backup protection plate according to an exemplary embodiment.

Fig. 5 is a schematic structural diagram of a spare protective plate shown according to an exemplary embodiment.

Fig. 6 is a first schematic view illustrating combination of a protection board to be combined and a spare protection board according to an exemplary embodiment.

Fig. 7 is a schematic structural diagram three of a backup protection plate according to an exemplary embodiment.

Fig. 8 is a schematic structural diagram of a backup protection plate shown in accordance with an exemplary embodiment.

Fig. 9 is a second combination schematic diagram of the protection plate to be combined and the spare protection plate according to an exemplary embodiment.

Fig. 10 is a combination schematic view three of the protection plate to be combined and the spare protection plate according to an exemplary embodiment.

Fig. 11 is a combination schematic diagram of the protection plate to be combined and the spare protection plate according to an exemplary embodiment.

Fig. 12 is a combination schematic diagram of the protection plate to be combined and the spare protection plate shown in accordance with an exemplary embodiment.

Fig. 13 is a schematic diagram illustrating a configuration of a battery assembly 1100 according to an exemplary embodiment.

Fig. 14 is a block diagram of a terminal 1000 shown in accordance with an example 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 implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

Fig. 1 is a schematic view illustrating a structure of a battery protection sheet according to an exemplary embodiment, in which, as shown in fig. 1, the battery protection sheet 100 includes:

protection plate 101 to be combined includes: the battery module comprises a first substrate 102, a charge and discharge interface 103 and a first connector 104, wherein the charge and discharge interface 103 and the first connector 104 are positioned on the first substrate 102, the charge and discharge interface 103 is used for being connected with a load circuit, and the first connector 104 is used for being connected with a battery;

at least one backup protection plate 105 comprising: a second substrate 106 and a second connecting member 107 located on the second substrate 106, wherein the second connecting member 107 can be electrically connected to the first connecting member 104, so that the protection board 101 to be combined and at least one spare protection board 104 are connected in parallel.

In some alternative embodiments, the first connection member may be made based on nickel, for example, the first connection member may be a nickel sheet. In other embodiments, the first connecting member may be made of other conductive materials, for example, copper, iron or other conductive materials, as long as they are conductive, and is not limited in detail herein.

In some alternative embodiments, the first connecting member may be connected to the battery, for example, a first end of the first connecting member may be connected to a positive electrode of the battery, and a second end of the first connecting member may be connected to a negative electrode of the battery, wherein the first end and the second end of the first connecting member are spaced apart from each other. In other embodiments, two first connecting members may be provided, wherein one first connecting member is connected to the positive electrode of the battery, and the other first connecting member is connected to the negative electrode of the battery, so as to protect the battery.

In some optional embodiments, the charge and discharge interface of the protection board to be combined may be connected to a load circuit, and in the implementation process, a battery connected to the protection board to be combined may supply power to the load circuit. For example, the charge and discharge interface includes; the positive terminal and the negative terminal, for example, the charging and discharging interface includes a positive terminal P + and a negative terminal P-, respectively connected to the positive and negative electrodes of the load circuit.

In other alternative embodiments, the protection plate to be combined in the present disclosure may be used alone for protecting the corresponding battery. When the protection board to be combined is used alone, the protection board to be combined can protect the battery with the first charging power, wherein the first charging power is the maximum power which can be supported by the protection board to be combined. For example, a battery with a charging power of 22.5 watts (W) may be protected.

In some alternative embodiments, the second connection member may be made based on nickel, for example, the second connection member may be a nickel plate. In other embodiments, the second connecting member may be made of other conductive materials, for example, copper, iron or other conductive materials, as long as it can conduct electricity, and is not limited herein.

In other embodiments, the second connecting member may also be a welding copper leakage, and in the implementation process, the protection board to be combined and the spare protection board may be welded together through a welding hole of the nickel sheet of the protection board to be combined and the spare protection board, so as to implement the electrical connection between the protection board to be combined and the spare protection board. Of course, the electrical connection between the protection board to be combined and the spare protection board can also be achieved in other manners, for example, the first connecting piece may be a pin header, the second connecting piece may be a pin header, and in the implementation process, the electrical connection between the protection board to be combined and the spare protection board can be achieved based on the mutual matching of the pin header and the pin header.

In other embodiments, there may be a plurality of spare protection plates, and when there are a plurality of spare protection plates, the second connectors of the spare protection plates may have the same or different structures. In the implementation process, the second connecting pieces with different structures can be arranged to realize the electrical connection between the protection board to be combined and the plurality of spare protection boards. Of course, the electrical connection between the protection board to be combined and the plurality of backup protection boards may also be achieved through the second connecting member of the same structure, as long as the electrical connection between the protection board to be combined and the backup protection boards can be achieved, which is not particularly limited herein.

In the embodiment of the disclosure, through setting up and waiting to make up protection shield and at least one reserve protection shield, in the in-process of realizing, can realize waiting to make up the parallelly connected between protection shield and the reserve protection shield based on the first connecting piece on waiting to make up the protection shield and the second connecting piece on the reserve protection shield, thus, in the in-process of using, can will wait to make up protection shield and reserve protection shield and arrange in a flexible way as required to constitute the battery protection shield of different charging power, and need not design different special battery protection shields to different charging power, can reduce the development and the manufacturing cost of battery protection shield on the basis of shortening the development cycle of battery protection shield.

In some optional embodiments, the first substrate comprises: a printed circuit board; the second substrate includes: a flexible circuit board or a printed circuit board.

Here, taking the first substrate as a (Printed Circuit Board, PCB) Board as an example, the first connector may be provided on an upper surface (first surface) of the first substrate, or the first connector may be provided on a lower surface (second surface) of the first substrate, which is not particularly limited herein. Through setting up the first base plate into the PCB board, can guarantee the hardness of first base plate, like this, when the exclusive use is waited to make up the protection shield, can reduce the possibility of waiting to make up the protection shield and buckling.

In some embodiments, the second substrate may include: a PCB board, a Flexible Printed Circuit (FPC) board, and the like. When the second substrate is set to be a PCB, the hardness of the second substrate can be ensured, and the possibility that the second substrate is bent is further reduced. When setting up the second base plate into the FPC board, can guarantee the flexibility of second base plate, and then realize the crooked possibility of using of second base plate for reserve protection shield more matches with the protection shield of treating to make up.

In some embodiments, the charge and discharge interface is located on a first surface of the first substrate; the first connecting piece is positioned on a second surface, back to the first surface, of the first substrate.

In some alternative embodiments, the first substrate may comprise two surfaces, a first surface and a second surface, wherein the first surface and the second surface are oppositely disposed. In the implementation process, components may be disposed on the first surface and the second surface of the first substrate, or all the components may be disposed on the first surface or the second surface, which is not limited herein.

For example, the charge and discharge interface may be disposed on the first surface of the first substrate, and the first connector may be disposed on the second surface of the first substrate. In the embodiment of the disclosure, the charge and discharge interface is arranged on the first surface of the first substrate, and the first connecting piece is arranged on the second surface of the first substrate, so that the influence of the arrangement of the charge and discharge interface on the layout of the first connecting piece can be reduced.

In other embodiments, the charge and discharge interface and the first connector may be disposed on the first surface of the first substrate. For another example, the charge and discharge interface and the first connector may be both disposed on the second surface of the first substrate, and may be set as needed.

In some embodiments, the protection board to be combined further includes:

Here, the first fabric region and the charge and discharge interface may be disposed on a lower surface (first surface) of the first substrate, wherein the first fabric region may be used to dispose a first circuit element, and wherein the first circuit element may be plural. For example, the first circuit element may include: a control Chip (IC), MOS switches, a Negative Temperature Coefficient (NTC) resistor, an Identification (ID) memory, and the like, wherein the number of the control IC and the MOS switches may be set according to requirements 107, and for example, the control IC and the MOS switches may be two.

Fig. 2 is a first schematic structural diagram of a to-be-combined protection board according to an exemplary embodiment, and as shown in fig. 2, the to-be-combined protection board 101 further includes a first cloth area 201, and the to-be-combined protection board 101 includes two first connectors 104. In some embodiments, the charging and discharging interface 103 may be connected with the load circuit through an FPC adapter board.

Fig. 3 is a schematic structural diagram ii of a protection board to be combined according to an exemplary embodiment, and as shown in fig. 3, the two first connectors 104 are a positive terminal B + and a negative terminal B-, respectively, and are connected to the positive and negative electrodes of the battery respectively.

In some embodiments, the backup protection plate further includes:

Taking the second substrate as a PCB, the second connector and the second fabric region may be disposed on the same surface. The second fabric region may be used to dispose a second circuit element, where the second circuit element may be multiple. For example, the second circuit element may include: MOS switches, negative Temperature Coefficient (NTC) resistors, etc., wherein the number of the MOS switches may be set as desired, for example, the number of the MOS switches may be two.

In further alternative embodiments, the second substrate may comprise two surfaces, a first surface and a second surface, wherein the first surface and the second surface are oppositely disposed. In the implementation process, components may be disposed on the first surface and the second surface of the second substrate, or all the components may be disposed on the first surface or the second surface, which is not limited specifically herein.

For example, the second connecting member may be disposed on the first surface of the second substrate, and the second cloth section may be disposed on the second surface of the second substrate. For another example, the second connecting member and the second cloth member region may be disposed on the first surface of the second substrate. For another example, the second connecting member and the second cloth member region may be disposed on the second surface of the second substrate.

In some embodiments, when the protection board to be combined and any one of the at least one spare protection board are stacked and the first connector is opposite to the second connector, the first connector and the second connector contact each other to form an electrical connection.

Fig. 4 is a first schematic structural diagram of the backup protection plate according to an exemplary embodiment, fig. 5 is a second schematic structural diagram of the backup protection plate according to an exemplary embodiment, and as shown in fig. 4 and 5, the backup protection plate 105 further includes a second cloth section 401. The spare protective plate 105 includes two second connection members 107. Wherein, the second connection member 107 may include: and (4) welding holes.

Fig. 6 is a first schematic view illustrating the combination of the protection board to be combined and the spare protection board according to an exemplary embodiment, as shown in fig. 6, the second distributing region 401 and the second connecting member 107 of the spare protection board 105 are both located on the lower surface of the second substrate 106, the first connecting member 104 of the protection board 101 to be combined is both located on the upper surface of the first substrate 106, and the second distributing region 201 and the charge and discharge interface 103 are both located on the lower surface of the first substrate 106.

In the process of realizing, can be so that treat that combination protection shield and reserve protection shield range upon range of, and make first connecting piece and second connecting piece set up relatively and make first connecting piece and second connecting piece contact each other and form the electricity and be connected, like this, can improve the space utilization who treats to make up the space that forms between protection shield and the reserve protection shield on the basis of the battery protection shield of the charging power who constitutes the difference.

In some embodiments, the second connector is bendable, and the first connector can be electrically connected with the second connector in a bent state, so that a set angle is formed between the protection board to be combined and the spare protection board with the bendable second connector.

Fig. 7 is a third schematic structural view of the spare protection plate according to an exemplary embodiment, fig. 8 is a fourth schematic structural view of the spare protection plate according to an exemplary embodiment, and as shown in fig. 7 and 8, the spare protection plate 105 further includes a second distribution area 401. The spare protective plate 105 includes two second connection members 107. In the embodiment of the disclosure, the second connecting piece and the second distributing area are arranged on the same surface of the second substrate, so that when the protection board to be combined and the spare protection board need to be combined, the space utilization rate of a space formed between the protection board to be combined and the spare protection board can be improved.

In the embodiment of the disclosure, the second connecting member may be bent, for example, the second connecting member may be set as a nickel sheet with a preset length, and in the implementation process, the nickel sheet with the preset length may be bent, and the first connecting member and the second connecting member in the bent state are electrically connected, so that a set angle is formed between the protection board to be combined and the standby protection board having the bendable second connecting member, and thus, the layout manner of the protection board to be combined and the standby protection board can be flexibly adjusted.

In some embodiments, the bending angle of the second connector is 90 degrees, and the protection board to be combined and the spare protection board are perpendicular to each other.

Fig. 9 is a second schematic view of the combination of the protection plate to be combined and the spare protection plate according to an exemplary embodiment, and fig. 10 is a third schematic view of the combination of the protection plate to be combined and the spare protection plate according to an exemplary embodiment, and as shown in fig. 9 and 10, the protection plate to be combined 101 and the spare protection plate 105 are perpendicular to each other. Through will treating combination protection shield and reserve protection shield vertical setting, can improve space utilization.

In some embodiments, the spare protective plates are two;

Fig. 11 is a fourth schematic view showing a combination of a protection plate to be combined and a spare protection plate according to an exemplary embodiment, and fig. 12 is a fifth schematic view showing a combination of a protection plate to be combined and a spare protection plate according to an exemplary embodiment, and as shown in fig. 11 and 12, one spare protection plate 105a is stacked with a protection plate 101 to be combined, a first connector is opposite to a second connector, and the first connector and the second connector are in contact with each other to form an electrical connection, and a second connector of the other spare protection plate 105b is bendable, and the first connector and the second connector in a bent state are electrically connected. Through will treating combination protection shield and the reserve protection shield of difference and make up the setting through the mode of difference, can improve space utilization on the basis of the battery protection shield that constitutes different charging power.

In some alternative embodiments, the protection board to be combined may protect a battery with a first charging power, one protection board (the first protection board) may protect a battery with a second charging power, and another protection board (the second protection board) may protect a battery with a third charging power, where the first charging power, the second charging power, and the third charging power may be the same or different. For example, the first charging power may be 22.5W, the second charging power may be 33W, and the third charging power may be 55W.

Taking the first charging power of 22.5W, the second charging power of 33W and the third charging power of 55W as an example, if the protection board to be combined and the first backup protection board are combined, the 55.5W battery can be protected; if the protection board to be combined and the second spare protection board are combined, 77.5W batteries can be protected; if the protection plate to be combined is combined with the first spare protection plate and the second spare protection plate at the same time, protection of the 110.5W battery can be achieved.

In the embodiment of the disclosure, the battery protection functions with different powers are realized by matching the protection board to be combined with different backup protection boards, so that the time for developing the battery protection boards supporting different charging powers can be saved; the material sharing of the battery protection boards with different charging powers is realized, the material preparation and production periods can be shortened, the order adjustment can be quickly coped with, and the problems of untimely stock preparation, dull material and the like are reduced; and through this disclosed technical scheme, the model demand of the battery protection shield that needs to produce is less, and required production tool is few, need not change the production line frequently, uses manpower and materials sparingly, reduce cost.

In some embodiments, the number of the first connecting members is two, and the two first connecting members are respectively located at two ends of the first substrate;

the two second connecting pieces are respectively positioned at two ends of the standby protection board;

Still as shown in fig. 4, the number of the first connecting pieces may be two, and the number of the second connecting pieces may also be two, and in the implementation process, by making the distance between the two first connecting pieces the same as the distance between the two second connecting pieces, the first connecting piece and the second connecting piece can be more closely matched, and the electrical connection is effectively formed.

Fig. 13 is a schematic diagram illustrating a structure of a battery assembly 1100 according to an exemplary embodiment, and as shown in fig. 13, the battery assembly 1100 includes:

a battery 1101;

a battery protection sheet 100 as described in any of the above embodiments, connected to the battery 1101; the battery protection board 100 is connected to a load circuit 1102 through a charge/discharge interface 103.

In an embodiment of the present disclosure, the battery module includes a battery protection plate and a battery. The battery protection board can be packaged in a battery shell with the battery, the battery is connected with the battery protection board and is located in the battery shell, and the charging and discharging interface of the battery protection board extends to the outer side of the battery shell and can be connected with a load circuit. Here, the battery protection board can be formed by combining the protection board to be combined and the backup protection board with each other in any of the above embodiments.

In some optional embodiments, there is also provided a terminal, including:

a battery;

In the embodiment of the present disclosure, the battery protection board may be separately located inside the terminal, connected to the battery, and connected to a load circuit or the like located on a main board or other positions of the terminal; the battery can be packaged in a battery shell together with the battery, and is connected with a load circuit through a charge-discharge interface.

The electric energy that the battery provided can reach the load circuit of terminal through the battery protection shield to other parts of terminal are transmitted, and the mouth that charges of terminal can be connected with the charge and discharge interface of battery protection circuit, and transmit the electric energy that external power source provided to the battery through the battery protection shield.

Treat combination protection shield and at least one reserve protection shield through the setting, at the in-process of realizing, can realize treating the parallelly connected between combination protection shield and the reserve protection shield based on the first connecting piece of treating on the combination protection shield and the second connecting piece on the reserve protection shield, thus, in the in-process of using, can will treat to make up protection shield and reserve protection shield and arrange in a flexible way as required, in order to constitute different charging power's battery protection shield, and need not design different special battery protection shields to different charging power, can be on the basis of the development cycle who shortens battery protection shield, reduce battery protection shield's development and manufacturing cost.

Fig. 14 is a block diagram of a terminal 1000 shown in accordance with an example embodiment. For example, terminal 1000 can be a mobile telephone, computer, digital broadcast terminal, messaging device, game console, tablet device, medical device, fitness device, personal digital assistant, and the like.

Referring to FIG. 14, terminal 1000 can include one or more of the following components: processing component 1001, memory 1002, power component 1003, multimedia component 1004, audio component 1005, input/output (I/O) interface 1006, sensor component 1007, and communications component 1008.

Processing component 1001 generally controls overall operation of terminal 1000, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations. The processing component 1001 may include one or more processors 1010 to execute instructions to perform all or a portion of the steps of the methods described above. Further, the processing component 1001 may also include one or more modules that facilitate interaction between the processing component 1001 and other components. For example, the processing component 1001 may include a multimedia module to facilitate interaction between the multimedia component 1004 and the processing component 1001.

Memory 1010 is configured to store various types of data to support operations at terminal 1000. Examples of such data include instructions for any application or method operating on terminal 1000, contact data, phonebook data, messages, pictures, videos, and so forth. The memory 1002 may be implemented by any type or combination of volatile or non-volatile storage 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.

Power supply components 1003 provide power to the various components of terminal 1000. The power supply component 1003 may include: a power management system, one or more power sources, and other components associated with generating, managing, and distributing power for terminal 1000.

The multimedia components 1004 include a screen that provides an output interface between the terminal 1000 and a 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. In some embodiments, the multimedia component 1004 includes a front facing camera and/or a rear facing camera. The front camera and/or the rear camera can receive external multimedia data when the terminal 1000 is in an operation mode, such as a shooting mode or a video mode. Each front camera and/or rear camera may be a fixed optical lens system or have a focal length and optical zoom capability.

The audio component 1005 is configured to output and/or input audio signals. For example, audio component 1005 can include a Microphone (MIC) configured to receive an external audio signal when terminal 1000 is in an operational mode, such as a call mode, a record mode, and a voice recognition mode. The received audio signals may further be stored in the memory 1010 or transmitted via the communication component 1008. In some embodiments, audio component 1005 also includes a speaker for outputting audio signals.

The I/O interface 1006 provides an interface between the processing component 1001 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.

Sensor assembly 1007 can include one or more sensors that can be configured to provide various aspects of status assessment for terminal 1000. For example, sensor assembly 1007 can detect an open/closed state of terminal 1000, a relative positioning of components such as a display and keypad of terminal 1000, sensor assembly 1007 can also detect a change in position of terminal 1000 or a component of terminal 1000, presence or absence of user contact with terminal 1000, orientation or acceleration/deceleration of terminal 1000, and a change in temperature of terminal 1000. The sensor assembly 1007 may include a proximity sensor configured to detect the presence of a nearby object without any physical contact. The sensor assembly 1007 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 1007 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.

Communications component 1008 is configured to facilitate communications between terminal 1000 and other devices in a wired or wireless manner. Terminal 1000 can 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 component 1008 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel. In an exemplary embodiment, the communication component 1008 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, or other technologies.

In an exemplary embodiment, terminal 1000 can 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 configured to perform the above-described methods.

In an exemplary embodiment, a non-transitory computer readable storage medium comprising instructions, such as memory 1002 comprising instructions, executable by processor 1010 of terminal 1000 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

1. A battery protection plate, comprising:

at least one backup protection plate comprising: the protection plate assembly comprises a second substrate and a second connecting piece located on the second substrate, wherein the second connecting piece can be electrically connected with the first connecting piece, so that the protection plate to be combined and at least one spare protection plate are connected in parallel.

2. The battery protection plate as recited in claim 1,

when the protection board to be combined and any one of the at least one spare protection board are stacked, and the first connecting piece is opposite to the second connecting piece, the first connecting piece and the second connecting piece are in contact with each other to form electric connection.

3. The battery protection plate as recited in claim 1,

the second connecting piece can be bent, and the first connecting piece can be electrically connected with the second connecting piece in a bent state, so that a set angle is formed between the protection board to be combined and the standby protection board with the bendable second connecting piece.

4. The battery protection plate according to claim 3,

the bending angle of the second connecting piece is 90 degrees, and the protection board to be combined is perpendicular to the standby protection board.

5. The battery protection plate as claimed in claim 1, wherein the backup protection plate is two;

6. The battery protection plate according to claim 1,

the two first connecting pieces are respectively positioned at two ends of the first substrate;

7. The battery protection plate as recited in claim 1,

the charge and discharge interface is positioned on the first surface of the first substrate;

8. The battery protection plate as claimed in claim 7, wherein the protection plate to be combined further comprises:

a first circuit element located in a first fabric region on the first surface on the first substrate; the first distributing area is different from the area where the charge-discharge interface is located.

9. The battery protection plate as claimed in claim 1, further comprising:

10. The battery protection plate as recited in claim 1,

the first substrate includes: a printed circuit board;

11. A battery assembly, comprising:

a battery;

the battery protection plate as claimed in any one of claims 1 to 10, connected to the battery; the battery protection board is connected with the load circuit through the charging and discharging interface.

12. A terminal, characterized in that the terminal comprises:

a battery;

the battery protection plate as claimed in any one of claims 1 to 10, connected to the battery;