CN106972577A - A kind of portable power source of quickly-chargeable - Google Patents
A kind of portable power source of quickly-chargeable Download PDFInfo
- Publication number
- CN106972577A CN106972577A CN201710278728.4A CN201710278728A CN106972577A CN 106972577 A CN106972577 A CN 106972577A CN 201710278728 A CN201710278728 A CN 201710278728A CN 106972577 A CN106972577 A CN 106972577A
- Authority
- CN
- China
- Prior art keywords
- circuit
- battery pack
- power source
- portable power
- quickly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007600 charging Methods 0.000 claims abstract description 24
- 230000005611 electricity Effects 0.000 claims abstract description 16
- 238000012790 confirmation Methods 0.000 claims abstract description 3
- 238000001514 detection method Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims description 3
- 230000001012 protector Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H02J7/0026—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0036—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/20—Charging or discharging characterised by the power electronics converter
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent protection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00306—Overdischarge protection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention discloses a kind of portable power source of quickly-chargeable, including governor circuit, fills protocol circuit, Buck/Boost circuits, discharge and recharge port and battery pack soon, governor circuit, protocol circuit, discharge and recharge port are filled soon is bi-directionally connected with filling protocol circuit soon；Battery pack is connected with Buck/Boost circuits；Filling protocol circuit soon includes charge protocol chip, and charge protocol chip carries out signal confirmation by discharge and recharge port and outside charger, and governor circuit control fills protocol circuit and carries out quick charge to battery pack by Buck/Boost circuits soon；Battery pack is connected by Buck/Boost circuits with discharge and recharge port, and outside load is discharged.Present invention employs quickly-chargeable battery technology so that battery can be rapidly filled with electricity, has broken the technical bottleneck of the charging rate of traditional portable power source battery pack, user is broken away from the worry of charging interval length substantially, meets requirement of the user to the charging interval.
Description
Technical field
The present invention relates to quick charge-discharge technology field, more particularly to a kind of portable power source of quickly-chargeable.
Background technology
Under current techniques background, the appearance of portable power source solves people does not have electricity to be charged with Mobile portable to mobile phone
The problem of, using very but to portable power source battery pack due to technical problem, cause to charge or so 3~10 hours of needs
Charging interval, demand of the influence product to rapid and handy；General rapid nitriding QC2.0 chargings are also required to 2~4 small simultaneously
When, the time is still long, can not still meet requirement of the portions of client to the charging interval.
In addition, existing portable power source battery pack, no matter the battery pack of existing lithium battery type battery pack or ternary material,
The ratio of charging current and battery capacity is still not big enough, it is impossible to meet time requirement of the client to quick charge.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of charge efficiency it is high, safe and reliable can be fast
The portable power source of speed charging.
Technical scheme is as follows：A kind of portable power source of quickly-chargeable, including governor circuit, fill soon agreement electricity
Road, Buck/Boost circuits, discharge and recharge port and battery pack, the governor circuit, to fill protocol circuit, discharge and recharge port soon equal
It is bi-directionally connected with the protocol circuit of filling soon；The battery pack is connected with the Buck/Boost circuits；It is described to fill agreement electricity soon
Road includes charge protocol chip, and it is true that the charge protocol chip carries out signal by the discharge and recharge port and outside charger
Recognize, the governor circuit controls the protocol circuit of filling soon quickly to be filled to the battery pack by Buck/Boost circuits
Electricity；The battery pack is connected by Buck/Boost circuits with the discharge and recharge port, and outside load is discharged.
Further, the charge protocol chip includes PD agreements, QC agreements.
Further, the governor circuit is connected with voltage detecting circuit and current detection circuit；The voltage detecting electricity
Road is used to detect the global voltage of battery pack；The current detection circuit is used to carry out the charging and discharging currents of battery pack
Detection；The governor circuit is connected with the Buck/Boost circuits；The governor circuit according to the voltage detecting circuit and
Whether the voltage x current value that current detection circuit is detected is in safe range, so as to control the conducting of the circuit of the battery pack
Or disconnect.
Further, the governor circuit is also associated with temperature sensing circuit；The temperature sensing circuit is used for battery
The temperature of group is detected；Whether the temperature value that the governor circuit is detected according to the temperature sensing circuit is in safe range
It is interior, so as to control being turned on or off for the circuit of the battery pack.
Further, it is connected with battery protecting circuit between the battery pack and the Buck/Boost circuits；The electricity
Pond protection circuit is used for the under-voltage protection of the overcurrent discharge prevention, overvoltage charge protection and battery pack of battery pack core.
Further, the battery protecting circuit also has equilibrium function.
Further, the battery protecting circuit is additionally operable to the overheat protector of battery pack core.
Further, the discharge and recharge port includes USB TYPE-C interfaces and USB interface.
Further, the input of the governor circuit is connected with function button；The governor circuit receives the function
The input signal of button simultaneously performs corresponding user instruction.
Further, the output end of the governor circuit is connected with status display circuit；The status display circuit is used for
Show portable power source current operating state.
Relative to prior art, the beneficial effects of the present invention are：Present invention employs fill protocol technology, battery charge and discharge soon
Electric protection technology, while employing quickly-chargeable battery technology so that battery can be rapidly filled with electricity, most fast 5 to 10 minutes i.e.
It can be full of.By the present invention, the technical bottleneck of the charging rate of traditional portable power source battery pack is broken, user is broken away from substantially
The worry of charging interval length, meets requirement of the user to the charging interval.In charging, setting high current carries out quick to battery pack
Charging, and by being acquired to parameters such as battery voltage, electric current, temperature, if collection numerical value is in safe range, master opens
Close circuit turn-on, it is allowed to which battery pack works；If gathering numerical value outside safe range, main switch circuit disconnects, and terminates battery pack
Work；Deng voltage, electric current, the parameter such as temperature is returned to after normal range (NR), can be worked on.Not only charging rate of the invention
It is fast and safe and reliable, substantially increase charge efficiency.
Brief description of the drawings
Fig. 1 is structured flowchart of the invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
As shown in figure 1, a kind of portable power source of quickly-chargeable, including governor circuit, protocol circuit, Buck/ are filled soon
Boost circuit, discharge and recharge port and battery pack, governor circuit, fill soon protocol circuit, discharge and recharge port with fill soon agreement electricity
Road is bi-directionally connected；Battery pack is connected with Buck/Boost circuits；Filling protocol circuit soon includes charge protocol chip, the charging association
View chip includes but is not limited to PD agreements, QC agreements；The charge protocol chip passes through discharge and recharge port and outside charger
Carry out signal confirmation, charger voltage will be adjusted into fast mold filling formula, the discharge and recharge port include USB TYPE-C interfaces and
USB interface；Governor circuit control fills protocol circuit and carries out quick charge, 30 minutes to battery pack by Buck/Boost circuits soon
Interior to be full of, the battery pack includes but is not limited to lithium titanate battery group；Buck/Boost circuits, for input voltage and input current
Buck control and battery pack output when buck control；Battery pack passes through Buck/Boost circuits and discharge and recharge port
Connection, discharges outside load.So as to realize the quick-charge function and discharging function of portable power source.
The present embodiment, the control chip of governor circuit is connected with voltage detecting circuit, current detection circuit and optional
Temperature sensing circuit；Voltage detecting circuit is used to detect the global voltage of battery pack；Current detection circuit is used for electricity
The charging and discharging currents of pond group are detected；Temperature sensing circuit is used to detect the temperature of battery pack；Governor circuit with
Buck/Boost circuits are connected；Governor circuit is by voltage detecting circuit, current detection circuit, temperature sensing circuit to battery pack
The parameter such as voltage, electric current, temperature be acquired, if collection numerical value is in safe range, main switch circuit conducting, it is allowed to electricity
Pond group work；If gathering numerical value outside safe range, main switch circuit disconnects, and terminates the work of battery pack；Deng voltage, electricity
The parameters such as stream, temperature are returned to after normal range (NR), can be worked on.
Battery protecting circuit is also associated between battery pack and the Buck/Boost circuits；Battery protecting circuit is used for
Overcurrent discharge prevention, overvoltage charge protection, the under-voltage protection of battery pack, equilibrium function (optional) and the mistake of battery pack core
Warm defencive function (optional), is conducive to protection battery pack and increases battery pack service life and safety.
The input of governor circuit is connected with optional function button；The input signal of governor circuit receive capabilities button is simultaneously
Perform corresponding user instruction.
The output end of governor circuit is connected with status display circuit；It includes but is not limited to LED instructions, for showing movement
Power supply current operating state.
The operation principle of the present invention is as follows：Charger access discharge and recharge port, portable power source by fill soon protocol circuit with
Charger shake hands being confirmed whether fast charger, if shaking hands success, and charger regulation fast charge mode is to mobile electricity
Source carries out quick charge；Buck/Boost circuit designs are large current charge pattern, the battery pack required for regulation portable power source
Charging voltage value, battery pack charging starts to be charged with supper-fast, will realize carry out quick charge to battery pack first, most
After turn trickle charge until battery pack is filled full, can be full of within most fast 5 to 10 minutes；Governor circuit control Buck/Boost electricity
Road, while carrying out voltage detecting, current detecting, display circuit control and receiving key-press input signal.
In summary, present invention employs protocol technology is filled soon, battery charging and discharging protection technique can be quick while employing
Rechargeable battery technology so that battery can be rapidly filled with electricity, has broken the technology bottle of the charging rate of traditional portable power source battery pack
Neck, makes user break away from the worry of charging interval length substantially, meets requirement of the user to the charging interval.
These are only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Any modifications, equivalent substitutions and improvements made within principle etc., should be included in the scope of the protection.
Claims (10)
1. a kind of portable power source of quickly-chargeable, it is characterised in that：Including governor circuit, protocol circuit, Buck/ are filled soon
Boost circuit, discharge and recharge port and battery pack, the governor circuit, fill soon protocol circuit, discharge and recharge port with it is described fast
Protocol circuit is filled to be bi-directionally connected；The battery pack is connected with the Buck/Boost circuits；The protocol circuit of filling soon includes filling
Electric protocol chip, the charge protocol chip carries out signal confirmation by the discharge and recharge port and outside charger, described
The governor circuit control protocol circuit of filling soon carries out quick charge by Buck/Boost circuits to the battery pack；The electricity
Pond group is connected by Buck/Boost circuits with the discharge and recharge port, and outside load is discharged.
2. a kind of portable power source of quickly-chargeable according to claim 1, it is characterised in that：The charge protocol chip
Including PD agreements, QC agreements.
3. a kind of portable power source of quickly-chargeable according to claim 1, it is characterised in that：The governor circuit connection
There are voltage detecting circuit and current detection circuit；The voltage detecting circuit is used to detect the global voltage of battery pack；
The current detection circuit is used to detect the charging and discharging currents of battery pack；The governor circuit and the Buck/Boost
Circuit is connected；Whether the voltage x current value that the governor circuit is detected according to the voltage detecting circuit and current detection circuit
In safe range, so as to control being turned on or off for the circuit of the battery pack.
4. a kind of portable power source of quickly-chargeable according to claim 3, it is characterised in that：The governor circuit also connects
It is connected to temperature sensing circuit；The temperature sensing circuit is used to detect the temperature of battery pack；The governor circuit according to
Whether the temperature value that the temperature sensing circuit is detected is in safe range, so as to control the conducting of the circuit of the battery pack
Or disconnect.
5. a kind of portable power source of quickly-chargeable according to claim 1 or 3, it is characterised in that：The battery pack with
Battery protecting circuit is connected between the Buck/Boost circuits；The battery protecting circuit is used for the overcurrent of battery pack core
The under-voltage protection of discharge prevention, overvoltage charge protection and battery pack.
6. a kind of portable power source of quickly-chargeable according to claim 5, it is characterised in that：The battery protecting circuit
Also there is equilibrium function.
7. a kind of portable power source of quickly-chargeable according to claim 5, it is characterised in that：The battery protecting circuit
It is additionally operable to the overheat protector of battery pack core.
8. a kind of portable power source of quickly-chargeable according to claim 1, it is characterised in that：The discharge and recharge port bag
Include USB TYPE-C interfaces and USB interface.
9. a kind of portable power source of quickly-chargeable according to claim 1, it is characterised in that：The governor circuit it is defeated
Enter end and be connected with function button；The governor circuit, which receives the input signal of the function button and performs corresponding user, to be referred to
Order.
10. a kind of portable power source of quickly-chargeable according to claim 1, it is characterised in that：The governor circuit
Output end is connected with status display circuit；The status display circuit is used to show portable power source current operating state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710278728.4A CN106972577A (en) | 2017-04-25 | 2017-04-25 | A kind of portable power source of quickly-chargeable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710278728.4A CN106972577A (en) | 2017-04-25 | 2017-04-25 | A kind of portable power source of quickly-chargeable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106972577A true CN106972577A (en) | 2017-07-21 |
Family
ID=59334038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710278728.4A Pending CN106972577A (en) | 2017-04-25 | 2017-04-25 | A kind of portable power source of quickly-chargeable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106972577A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109546701A (en) * | 2018-11-01 | 2019-03-29 | Oppo广东移动通信有限公司 | Battery capacity adjusting method and equipment, storage medium |
| CN110994728A (en) * | 2019-12-18 | 2020-04-10 | 深圳市雄成祥科技有限公司 | Intelligent quick-charging equipment |
| CN111337783A (en) * | 2020-04-03 | 2020-06-26 | 深圳英集芯科技有限公司 | Test circuit and test method thereof |
| CN112165140A (en) * | 2020-10-14 | 2021-01-01 | 维沃移动通信有限公司 | Charging and discharging control method and device and power supply equipment |
| CN113572210A (en) * | 2020-04-29 | 2021-10-29 | 北京小米移动软件有限公司 | Charging method, device, equipment and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204732896U (en) * | 2015-03-25 | 2015-10-28 | 深圳市华宝新能源有限公司 | Portable power source |
| CN204928297U (en) * | 2015-09-24 | 2015-12-30 | 四川品胜电子有限公司 | Mobile power supply |
| US20160226266A1 (en) * | 2015-01-29 | 2016-08-04 | Digipower Manufacturing Inc. | Fast charging power bank |
| CN106394305A (en) * | 2016-12-05 | 2017-02-15 | 深圳市佰泽电子有限公司 | Electromobile battery pack capable of being quickly charged and quickly-charging method thereof |
| CN206697973U (en) * | 2017-04-25 | 2017-12-01 | 深圳市力泰新能源有限公司 | A kind of portable power source of quickly-chargeable |
-
2017
- 2017-04-25 CN CN201710278728.4A patent/CN106972577A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160226266A1 (en) * | 2015-01-29 | 2016-08-04 | Digipower Manufacturing Inc. | Fast charging power bank |
| CN204732896U (en) * | 2015-03-25 | 2015-10-28 | 深圳市华宝新能源有限公司 | Portable power source |
| CN204928297U (en) * | 2015-09-24 | 2015-12-30 | 四川品胜电子有限公司 | Mobile power supply |
| CN106394305A (en) * | 2016-12-05 | 2017-02-15 | 深圳市佰泽电子有限公司 | Electromobile battery pack capable of being quickly charged and quickly-charging method thereof |
| CN206697973U (en) * | 2017-04-25 | 2017-12-01 | 深圳市力泰新能源有限公司 | A kind of portable power source of quickly-chargeable |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109546701A (en) * | 2018-11-01 | 2019-03-29 | Oppo广东移动通信有限公司 | Battery capacity adjusting method and equipment, storage medium |
| CN110994728A (en) * | 2019-12-18 | 2020-04-10 | 深圳市雄成祥科技有限公司 | Intelligent quick-charging equipment |
| CN111337783A (en) * | 2020-04-03 | 2020-06-26 | 深圳英集芯科技有限公司 | Test circuit and test method thereof |
| CN113572210A (en) * | 2020-04-29 | 2021-10-29 | 北京小米移动软件有限公司 | Charging method, device, equipment and storage medium |
| CN112165140A (en) * | 2020-10-14 | 2021-01-01 | 维沃移动通信有限公司 | Charging and discharging control method and device and power supply equipment |
| CN112165140B (en) * | 2020-10-14 | 2022-06-07 | 维沃移动通信有限公司 | Charging and discharging control method and device and power supply equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170721 |