CN107425555A - Charge protection method, charge protection device and portable charger - Google Patents
Charge protection method, charge protection device and portable charger Download PDFInfo
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- CN107425555A CN107425555A CN201610349274.0A CN201610349274A CN107425555A CN 107425555 A CN107425555 A CN 107425555A CN 201610349274 A CN201610349274 A CN 201610349274A CN 107425555 A CN107425555 A CN 107425555A
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- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000004891 communication Methods 0.000 claims description 33
- 230000005611 electricity Effects 0.000 claims description 6
- 230000008569 process Effects 0.000 abstract description 8
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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- H02J7/0088—
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of charge protection method, charge protection device and portable charger.Method applied to portable charger includes：Obtain the temperature information of terminal；According to the temperature information, the charging current of control output to the terminal.Thus; monitoring temperature of the portable charger to terminal can be realized; so; portable charger can control automatically and adaptively charging current according to the temperature of terminal; so as to effectively carry out charge protection to terminal; prevent terminal in charging process because overheat and caused by damage terminal, reduce terminal capabilities, even blast etc., it is security of terminal when being charged thus to improve portable charger.
Description
Technical field
The present invention relates to charging technique field, in particular it relates to a kind of charge protection method, charge protection
Device and portable charger.
Background technology
A series of progress of software and hardware key technologies in recent years so that smart mobile phone has obtained unprecedented hair
Exhibition.The particularly development of intelligent operating system and intelligent human-machine interaction technology, the function of smart mobile phone is allowed to become
It is more abundant, operate more convenient, the life to people brings great convenience, also increases simultaneously
The frequency of use of smart mobile phone.However, smart mobile phone function it is more, using frequent, it is fast to bring power consumption
Shortcoming.
The requirement of mobile phone limit carry battery volume can not be excessive, smart mobile phone is deposited from charged pool
Reserve of electricity, it can not meet the use demand of consumer, portable mobile phone power bank because that can mend in time
Charging mobile phone electricity, and it is easy to carry, favored by consumers in general.However, portable power source is to mobile phone
Caught fire in charging, explosion accident happens occasionally, brought potential safety hazard and property loss.Therefore,
Charge protection is carried out when portable power source charges the phone extremely to be necessary.
The content of the invention
It is an object of the invention to provide a kind of charge protection method, charge protection device and portable charged dress
Put, to realize the charge protection to terminal.
To achieve these goals, according to the first aspect of the invention, there is provided a kind of charge protection method,
Methods described is applied to portable charger, and methods described includes：Obtain the temperature information of terminal；
According to the temperature information, the charging current of control output to the terminal.
Alternatively, it is described according to the temperature information, the charging current of control output to the terminal, bag
Include：When the temperature indicated by the temperature information is more than the first preset temperature, reduce output to the end
The charging current at end.
Alternatively, the temperature information for obtaining the terminal, including：Interval acquiring at predetermined time intervals
The temperature information of the terminal；It is and described according to the temperature information, control output to the terminal
Charging current, in addition to：When the temperature indicated by the temperature information is from more than the described first default temperature
The state of degree become smaller than or equal to first preset temperature state when, increase output is to the terminal
Charging current.
Alternatively, it is described according to the temperature information, the charging current of control output to the terminal, bag
Include：When the temperature indicated by the temperature information is more than the second preset temperature, stop defeated to the terminal
Go out the charging current.
Alternatively, the temperature information for obtaining the terminal, including：Interval acquiring at predetermined time intervals
The temperature information of the terminal；It is and described according to the temperature information, control output to the terminal
Charging current, in addition to：When the temperature indicated by the temperature information is from more than the described second default temperature
The state of degree become smaller than or equal to second preset temperature state when, again to the terminal export
The charging current.
Alternatively, it is provided with wireless communication module in the portable charger；And described obtain
The temperature information of the terminal is taken, including：The temperature of the terminal is obtained by the wireless communication module
Information.
According to the second aspect of the invention, there is provided a kind of charge protection method, methods described are applied to eventually
End, and methods described includes：Detect the temperature of the terminal；Temperature is sent to portable charger
Information, the temperature information are used for portable charger control output to the charging electricity of the terminal
Stream.
According to the third aspect of the present invention, there is provided a kind of portable charger, it is described portable charged
Device includes：Battery；Output circuit, it is connected with the battery, for connecting terminal, and to the end
End output charging current；First communication module, for obtaining the temperature information of the terminal；Controller,
It is connected with the first communication module, and is connected with the output circuit, for is believed according to the temperature
Breath, controls the output circuit to export to the charging current of the terminal.
Alternatively, the controller includes：First control module, for when indicated by the temperature information
Temperature when being more than the first preset temperature, reduce the output circuit and export to the charging electricity of the terminal
Stream.
Alternatively, the first communication module is used for the temperature of terminal described in interval acquiring at predetermined time intervals
Information；And first control module be additionally operable to temperature indicated by the temperature information from more than
The state of first preset temperature become smaller than or equal to first preset temperature state when, increase
The output circuit is exported to the charging current of the terminal.
Alternatively, the controller includes：Second control module, for when indicated by the temperature information
Temperature when being more than the second preset temperature, control the output circuit to stop filling to described in terminal output
Electric current.
Alternatively, the first communication module is used for the temperature of terminal described in interval acquiring at predetermined time intervals
Information；And second control module be additionally operable to temperature indicated by the temperature information from more than
The state of second preset temperature become smaller than or equal to second preset temperature state when, control
The output circuit exports the charging current to the terminal again.
Alternatively, the first communication module is wireless communication module.
According to the fourth aspect of the present invention, there is provided a kind of charge protection device, the charge protection device
Terminal is configured at, and the charge protection device includes：Temperature detecting module, for detecting the end
The temperature at end；Second communication module, for sending temperature information, the temperature to portable charger
Information is used for portable charger control output to the charging current of the terminal.
Pass through above-mentioned technical proposal, it is possible to achieve portable charger is to the monitoring temperature of terminal, so,
Portable charger can control automatically and adaptively charging current according to the temperature of terminal,
So as to effectively to terminal carry out charge protection, prevent terminal in charging process because overheat and caused by damage eventually
End, terminal capabilities, even blast etc. are reduced, it is that terminal is charged thus to improve portable charger
When security.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing be for providing a further understanding of the present invention, and a part for constitution instruction, with
Following embodiment is used to explain the present invention together, but is not construed as limiting the invention.
In accompanying drawing：
Fig. 1 is a kind of schematic diagram of implementation environment according to an exemplary embodiment.
Fig. 2 is a kind of flow chart of charge protection method according to an exemplary embodiment.
Fig. 3 is a kind of flow chart of charge protection method according to an exemplary embodiment.
Fig. 4 A and Fig. 4 B are a kind of frames of portable charger according to an exemplary embodiment
Figure.
Fig. 5 is a kind of block diagram of charge protection device according to an exemplary embodiment.
Embodiment
The embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that
Embodiment described herein is merely to illustrate and explain the present invention, and is not limited to this hair
It is bright.
Fig. 1 is a kind of schematic diagram of implementation environment according to an exemplary embodiment.As shown in figure 1,
The implementation environment can include portable charger 100 and terminal 200, wherein, portable charged dress
100 are put to can be used for charging for terminal 200.For example, in one embodiment, portable charged
There is electric discharge interface on device 100, and there is charging inlet in terminal 200, utilize connecting line (example
Such as, USB data line) the electric discharge interface and the charging inlet are connected, so as to realize portable charger
100 be that terminal 200 charges.Or in another embodiment, in portable charger 100
With charge coil is each provided with terminal 200, so, when two charge coil mutual inductions, just
It can be that terminal 200 carries out wireless charging to take formula charging device 100.
In the present invention, portable charger 100 can be, for example, portable power source, and terminal 200 can be with
For example, smart mobile phone, tablet personal computer, personal digital assistant (PDA), Intelligent worn device etc..
With portable charger 100 for portable power source and terminal 200 it is smart mobile phone to illustrate in Fig. 1.
In correlation technique, temperature detecting module can be provided with terminal 200, for terminal itself
Temperature detection is carried out, so as to remind user to disconnect charging in time using alarm mode in high temperature.However,
Once warning is reminded and do not found in time by user, then terminal is still suffered from because overheating the danger exploded.
That is this mode effectively can not realize charge protection to terminal.
In order to solve the above problems, the present invention provides a kind of charge protection method, charge protection device and just
Take formula charging device.
Fig. 2 is a kind of flow chart of charge protection method according to an exemplary embodiment, wherein,
This method can apply to portable charger, such as the portable charger 100 shown in Fig. 1.
As shown in Fig. 2 this method may comprise steps of.
In step 201, the temperature information of terminal is obtained.
Illustratively, temperature detecting module can be provided with terminal 200, the temperature detecting module is used for
Detect the temperature of the terminal 200.So, it is that terminal 200 is charged in portable charger 100
When, the temperature information that terminal 200 can detect itself is sent to portable charger 100, with
Just the portable charger 100 can know the temperature information of terminal 200.
In step 202, according to temperature information, the charging current of control output to terminal.
Portable charger 100, can be according to this after the temperature information of the transmission of terminal 200 is received
Temperature information controls charging current, wherein, the control to charging current can for example include but is not limited to：
Increase, reduction, unlatching, closing etc..
Pass through above-mentioned technical proposal, it is possible to achieve portable charger is to the monitoring temperature of terminal, so,
Portable charger can control automatically and adaptively charging current according to the temperature of terminal,
So as to effectively to terminal carry out charge protection, prevent terminal in charging process because overheat and caused by damage eventually
End, terminal capabilities, even blast etc. are reduced, it is that terminal is charged thus to improve portable charger
When security.
Portable charger 100 is according to the temperature information of terminal 200 control output to the terminal 200
Charging current when control strategy can have many kinds.Illustratively, in one embodiment, it is portable
Formula charging device 100 can be more than the first preset temperature in the temperature indicated by the temperature information got
When, reduce output to the charging current of terminal 200.
It is being terminal 200 using portable charger 100 that is, by this embodiment
During charging, portable charger 100 can be with the temperature of real-time monitoring terminal 200.Once should
When temperature rises above the first preset temperature, portable charger 100 can know terminal 200
Current temperature drift, in order to avoid there is damage machine or blast, now, portable charger
100 can reduce charging current, so as to improve charging security.
In another embodiment, portable charger 100 can be in the temperature information institute got
When the temperature of instruction is more than the second preset temperature, stop exporting charging current to terminal 200, wherein, the
Two preset temperatures are more than the first preset temperature.
That is, by this embodiment, once to rise above second pre- for the temperature of terminal 200
If during temperature, portable charger 100 can know the current temperature overheating of terminal 200, now easily
Generation explosion danger, therefore, portable charger 100 can be automatically stopped charging, thus prevent quick-fried
It is fried to occur, improve security.
In the present invention, portable charger 100 can interval acquiring terminal 200 at predetermined time intervals
Temperature information.Once the temperature of terminal 200 falls back to level of security, portable charger 100 can
To restart the charging current that terminal 200 is charged or increased to for terminal 200.Illustratively, it is portable
Formula charging device 100 can be in the temperature indicated by the temperature information got from more than the first preset temperature
State become smaller than or equal to the first preset temperature state when, increase output to terminal 200 charging
Electric current, so as to realize efficient charging.
In another embodiment, portable charger 100 can be signified in the temperature information got
The temperature shown is become smaller than from the state more than the second preset temperature or the state equal to the second preset temperature
When, charging current is exported to terminal 200 again, so as to recover charging process.But in this state,
If for the temperature of terminal 200 still greater than the first preset temperature, portable charger 100 can be again
Charged by terminal 200 of relatively small charging current, until the temperature of terminal 200 return to be less than or
During equal to the first preset temperature, portable charger 100 increases charging current again, is efficiently filled with realizing
Electricity.
In addition, portable charger 100 can obtain the temperature information of terminal wirelessly.
Illustratively, wireless communication module can be provided with portable charger 100, wherein, this is wireless
Communication module can for example include but is not limited to：Bluetooth module, WiFi module, ZigBee communication module
Etc..So, portable charger 100 can utilize wireless communication module to establish nothing with terminal 200
Line connects, so as to realize radio communication.
Fig. 3 is a kind of flow chart of charge protection method according to an exemplary embodiment, wherein,
This method can apply to terminal, such as the terminal 200 shown in Fig. 1.As shown in figure 3, this method can
To comprise the following steps.
In step 301, the temperature of detection terminal.
Illustratively, temperature detecting module is provided with terminal 200, the temperature detecting module is used to detect
The temperature of terminal 200.
In step 302, temperature information is sent to portable charger, the temperature information is used for portable
The control of formula charging device is exported to the charging current of terminal.
Illustratively, in one embodiment, it is what terminal 200 charged in portable charger 100
During, terminal 200 can with from trend portable charger 100 send temperature information.Or
In another embodiment, terminal 200 can be come in response to user's operation to portable charger
100 send temperature information.For example, it can show that its own is detected on the display interface of terminal 200
Temperature, more clearly to know the temperature conditions of terminal by user.Also, can on the display interface
So that a selecting switch is presented, user can be sent for opening temperature information by operating the selecting switch
The open command of sending function or the out code for closing temperature message sending function.When user operates
After the selecting switch, terminal can receive open command or out code as caused by being operated this, and
The corresponding temperature information sending function being turned on and off to portable charger 100.
Pass through above-mentioned technical proposal, it is possible to achieve portable charger is to the monitoring temperature of terminal, so,
Portable charger can control automatically and adaptively charging current according to the temperature of terminal,
So as to effectively to terminal carry out charge protection, prevent terminal in charging process because overheat and caused by damage eventually
End, terminal capabilities, even blast etc. are reduced, it is that terminal is charged thus to improve portable charger
When security.
Fig. 4 A and Fig. 4 B are a kind of portable chargers 100 according to an exemplary embodiment
Block diagram.As shown in Figure 4 A, the portable charger 100 can include：Battery 101；Output
Circuit 102, it is connected with battery 101, for connecting terminal, for example, the terminal 200 shown in Fig. 1,
And export charging current to terminal；First communication module 103, for obtaining the temperature information of terminal；Control
Device 104 processed, is connected with first communication module 103, and is connected with output circuit 102, for basis
The temperature information that first communication module 103 is got, control output circuit 102 are exported to the charging of terminal
Electric current.
Pass through above-mentioned technical proposal, it is possible to achieve portable charger is to the monitoring temperature of terminal, so,
Portable charger can control automatically and adaptively charging current according to the temperature of terminal,
So as to effectively to terminal carry out charge protection, prevent terminal in charging process because overheat and caused by damage eventually
End, terminal capabilities, even blast etc. are reduced, it is that terminal is charged thus to improve portable charger
When security.
Alternatively, the controller 104 can include：First control module, for believing when the temperature
When the indicated temperature of breath is more than the first preset temperature, reduces the output circuit and export to the terminal
Charging current.
Alternatively, the first communication module 103 is used for terminal described in interval acquiring at predetermined time intervals
Temperature information；And first control module be additionally operable to temperature indicated by the temperature information from
State more than first preset temperature become smaller than or equal to first preset temperature state when,
Increase the output circuit to export to the charging current of the terminal.
Alternatively, the controller 104 can include：Second control module, for believing when the temperature
When the indicated temperature of breath is more than the second preset temperature, the output circuit is controlled to stop defeated to the terminal
Go out the charging current.
Alternatively, the first communication module 103 is used for terminal described in interval acquiring at predetermined time intervals
Temperature information；And second control module be additionally operable to temperature indicated by the temperature information from
State more than second preset temperature become smaller than or equal to second preset temperature state when,
The output circuit is controlled to export the charging current to the terminal again.
In addition, in the present invention, first communication module 103 can be wireless communication module, for example,
WiFi module, bluetooth module, ZigBee communication module etc..Because terminal carries WiFi function, because
This, it is preferable that first communication module 103 is WiFi module.It is thus, it is possible to so that portable charged
The implementation of device 100 is more simple, and cost is cheap.
In addition, as shown in Figure 4 B, input circuit 105 is also included in the portable charger 100,
The input circuit 105 is connected with battery 101, and is connected with controller 104, and the input circuit 105 is used
Charging current is inputted in connection external power source, and for battery 101.In this embodiment, battery 101
For battery.So, external power source is passed through, it is possible to achieve charged for battery 101.In addition, control
Device 104 processed can also be entered by control input circuit 105 to external power source for the charging process of battery 101
Row control.Because this partial content belongs to, well known to a person skilled in the art therefore, the present invention is no longer superfluous
State.
Fig. 5 is a kind of block diagram of charge protection device 500 according to an exemplary embodiment, wherein,
The charge protection device 500 can be configured at terminal, such as the terminal 200 shown in Fig. 1.Such as Fig. 5 institutes
Show, the charge protection device 500 can include：Temperature detecting module 501, the temperature for detection terminal
Degree；Second communication module 502, for portable charger (for example, portable shown in Fig. 1
Charging device 100) temperature information is sent, wherein, the temperature information controls for portable charger
Export to the charging current of terminal.
Pass through above-mentioned technical proposal, it is possible to achieve portable charger is to the monitoring temperature of terminal, so,
Portable charger can control automatically and adaptively charging current according to the temperature of terminal,
So as to effectively to terminal carry out charge protection, prevent terminal in charging process because overheat and caused by damage eventually
End, terminal capabilities, even blast etc. are reduced, it is that terminal is charged thus to improve portable charger
When security.
On the device in above-described embodiment, the concrete mode that wherein modules perform operation is having
Close and be described in detail in the embodiment of this method, explanation will be not set forth in detail herein.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, it is still, of the invention and unlimited
Detail in above-mentioned embodiment, can be to the present invention in the range of the technology design of the present invention
Technical scheme carry out a variety of simple variants, these simple variants belong to protection scope of the present invention.
It is further to note that each particular technique described in above-mentioned embodiment is special
Sign, in the case of reconcilable, can be combined by any suitable means.In order to avoid need not
The repetition wanted, the present invention no longer separately illustrate to various combinations of possible ways.
In addition, various embodiments of the present invention can be combined randomly, as long as its
Without prejudice to the thought of the present invention, it should equally be considered as content disclosed in this invention.
Claims (14)
- A kind of 1. charge protection method, it is characterised in that methods described is applied to portable charger, And methods described includes：Obtain the temperature information of terminal；According to the temperature information, the charging current of control output to the terminal.
- 2. according to the method for claim 1, it is characterised in that it is described according to the temperature information, Control is exported to the charging current of the terminal, including：When the temperature indicated by the temperature information is more than the first preset temperature, reduce output to the end The charging current at end.
- 3. according to the method for claim 2, it is characterised in that the temperature for obtaining the terminal Information is spent, including：The temperature information of terminal described in interval acquiring at predetermined time intervals；AndIt is described to be exported according to the temperature information, control to the charging current of the terminal, in addition to：It is changed into small from the state more than first preset temperature when the temperature indicated by the temperature information In or equal to first preset temperature state when, increase output to the terminal charging current.
- 4. according to the method for claim 1, it is characterised in that it is described according to the temperature information, Control is exported to the charging current of the terminal, including：When the temperature indicated by the temperature information is more than the second preset temperature, stop defeated to the terminal Go out the charging current.
- 5. according to the method for claim 4, it is characterised in that the temperature for obtaining the terminal Information is spent, including：The temperature information of terminal described in interval acquiring at predetermined time intervals；AndIt is described to be exported according to the temperature information, control to the charging current of the terminal, in addition to：It is changed into small from the state more than second preset temperature when the temperature indicated by the temperature information In or equal to second preset temperature state when, export the charging current to the terminal again.
- 6. according to the method any one of claim 1-5, it is characterised in that described portable Wireless communication module is provided with formula charging device；AndThe temperature information for obtaining the terminal, including：The temperature information of the terminal is obtained by the wireless communication module.
- 7. a kind of charge protection method, it is characterised in that methods described is applied to terminal, and described Method includes：Detect the temperature of the terminal；Temperature information is sent to portable charger, the temperature information is used for the portable charged dress Control output is put to the charging current of the terminal.
- 8. a kind of portable charger, it is characterised in that the portable charger includes：Battery；Output circuit, it is connected with the battery, charging electricity is exported for connecting terminal, and to the terminal Stream；First communication module, for obtaining the temperature information of the terminal；Controller, it is connected with the first communication module, and is connected with the output circuit, for root According to the temperature information, the output circuit is controlled to export to the charging current of the terminal.
- 9. device according to claim 8, it is characterised in that the controller includes：First control module, for being more than the first preset temperature when the temperature indicated by the temperature information When, reduce the output circuit and export to the charging current of the terminal.
- 10. device according to claim 9, it is characterised in that the first communication module is used for The temperature information of terminal described in interval acquiring at predetermined time intervals；AndFirst control module is additionally operable to temperature indicated by the temperature information from more than described the The state of one preset temperature become smaller than or equal to first preset temperature state when, increase it is described defeated Go out circuit output to the charging current of the terminal.
- 11. device according to claim 8, it is characterised in that the controller includes：Second control module, for being more than the second preset temperature when the temperature indicated by the temperature information When, control the output circuit to stop exporting the charging current to the terminal.
- 12. device according to claim 11, it is characterised in that the first communication module is used In the temperature information of terminal described in interval acquiring at predetermined time intervals；AndSecond control module is additionally operable to temperature indicated by the temperature information from more than described the The state of two preset temperatures become smaller than or equal to second preset temperature state when, control it is described defeated Go out circuit and export the charging current to the terminal again.
- 13. according to the device any one of claim 8-12, it is characterised in that described first Communication module is wireless communication module.
- A kind of 14. charge protection device, it is characterised in that the charge protection device is configured at terminal, And the charge protection device includes：Temperature detecting module, for detecting the temperature of the terminal；Second communication module, for sending temperature information to portable charger, the temperature information is used In the charging current of portable charger control output to the terminal.
Priority Applications (1)
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| CN201610349274.0A CN107425555A (en) | 2016-05-24 | 2016-05-24 | Charge protection method, charge protection device and portable charger |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610349274.0A CN107425555A (en) | 2016-05-24 | 2016-05-24 | Charge protection method, charge protection device and portable charger |
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| CN108688504A (en) * | 2018-06-26 | 2018-10-23 | 北京新能源汽车股份有限公司 | Battery charging control method and device, automobile and computing equipment |
| US12015290B2 (en) | 2020-10-30 | 2024-06-18 | Techtronic Cordless Gp | Battery pack with temperature limited current |
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Application publication date: 20171201 |