CN104779667B - Portable power source - Google Patents
Portable power source Download PDFInfo
- Publication number
- CN104779667B CN104779667B CN201510133398.0A CN201510133398A CN104779667B CN 104779667 B CN104779667 B CN 104779667B CN 201510133398 A CN201510133398 A CN 201510133398A CN 104779667 B CN104779667 B CN 104779667B
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- China
- Prior art keywords
- interface
- circuit
- power source
- portable power
- power supply
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- 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.)
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Classifications
-
- 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
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
- H02J7/04—Regulation of charging current or voltage
Abstract
The present invention relates to a kind of portable power source, including housing and rechargeable battery, the rechargeable battery is arranged in the housing and fixed by the housing, it is characterised in that also including the printed circuit board (PCB) that is arranged at the enclosure interior and the first interface for being arranged at the housing sidewall；The printed circuit board (PCB) is electrically connected with the rechargeable battery respectively, the first interface is electrically connected with；The first interface is used to be connected with power supply adaptor；The first interface is USB c-type interfaces；At least 4 power pins terminals are provided with the first interface.Above-mentioned portable power source realizes the charging to portable power source using USB c-types interface, USB C interface is provided with least 4 power pins terminals, so as to provide larger output current, therefore it can provide larger current power to realize the quick charge to portable power source for portable power source.
Description
Technical field
The present invention relates to power technique fields, more particularly to a kind of portable power source.
Background technology
Electronic equipment such as mobile phone, flat board etc. are increasingly becoming the necessity of people's life, and portable power source is used as electronic equipment
Energy supply equipment be also increasingly widely applied.Traditional portable power source widely uses universal serial bus
(Universal Serial Bus, USB) 2.0, USB3.0 connectors charge to itself.Common portable power source input
Port is all Micro-USB connectors, because Micro-USB charging current maximum supports 5V, 1.8A, so it is only capable of providing
Relatively low charging voltage and less charging current.Therefore, the electric power provided by USB2.0, USB3.0 connector is to movement
Power source charges can be slow, causes the charging interval of portable power source longer.
The content of the invention
Based on this, it is necessary to which for problem, there is provided a kind of portable power source for being capable of quick charge.
A kind of portable power source, including housing and rechargeable battery, the rechargeable battery are arranged in the housing and passed through
The housing is fixed, it is characterised in that also including the printed circuit board (PCB) that is arranged at the enclosure interior and be arranged at the shell
The first interface of body sidewall；The printed circuit board (PCB) is electrically connected with the rechargeable battery respectively, the first interface electrically connects
Connect；The first interface is used to be connected with power supply adaptor；The first interface is USB c-type interfaces；On the first interface
It is provided with least 4 power pins terminals.
In one of the embodiments, in addition to the second interface of the housing sidewall is arranged at, the second interface is used
It is connected in electronic equipment to be charged；The second interface is electrically connected with the printed circuit board (PCB).
In one of the embodiments, the second interface at least includes a USB c-type interface.
In one of the embodiments, it is provided with process circuit on the printed circuit board (PCB)；The process circuit includes filling
Circuit, discharge circuit, protection circuit and control circuit；The charging circuit controls circuit, the protection with described respectively
Circuit and the first interface are electrically connected with；The discharge circuit respectively with it is described control circuit, the protection circuit and
The second interface is electrically connected with；The protection circuit is also electrically connected with the rechargeable battery.
In one of the embodiments, the rechargeable battery is the battery pack formed by the parallel connection of multiple battery battery cores；It is described
Charging circuit is reduction voltage circuit；The discharge circuit is booster circuit.
In one of the embodiments, the control circuit is also electrically connected with the first interface；The control circuit
Institute is linked into for detecting whether the power supply adaptor is accessed in the first interface, and detecting the power supply adaptor
State after first interface and to communicate with determining the class of the power supply adaptor according to default communication protocol with the power supply adaptor
Type；The control circuit is additionally operable to the power supply adaptor according to the Type Control of the power supply adaptor and exports suitable voltage
And charged after being depressured by the charging circuit to the voltage to the rechargeable battery.
In one of the embodiments, the control circuit is also electrically connected with the second interface；The control circuit
It is additionally operable to detect whether electronic equipment to be charged is accessed in the second interface, and is set detecting the electronics to be charged
It is standby be linked into after the second interface communicated with the electronic equipment to be charged so that it is determined that the electronic device types and its
State of charge；The control circuit is additionally operable to control the discharge circuit pair according to the electronic device types and its state of charge
Cell voltage exports suitable voltage to the electronic equipment to be charged after being boosted.
In one of the embodiments, the portable power source also includes display screen and illuminating lamp；The process circuit is also wrapped
Include：Display circuit, is electrically connected with the control circuit, the display screen；The display circuit is used in the control circuit
Control under drive the display screen to show the electricity and battery status of the portable power source；Lighting circuit, with institute
Control circuit, the illuminating lamp is stated to be electrically connected with；The lighting circuit is additionally operable to drive institute under the control of the control circuit
State illuminating lamp and illumination functions are provided.
In one of the embodiments, the first interface is additionally operable to be connected backward institute with the electronic equipment to be charged
State power electronic equipment to be charged.
In one of the embodiments, the portable power source also includes the power supply adaptor；Set on the portable power source
It is equipped with the accommodating chamber for accommodating the power supply adaptor；The power supply adaptor includes input interface and output interface；It is described defeated
Incoming interface is used to be connected with power supply；The output interface is USB c-type interfaces, for electrically connecting with the first interface
Connect.
Above-mentioned portable power source realizes the charging to portable power source using USB c-types interface, and USB C interface is provided with least
4 power pins terminals, so as to provide larger output current, therefore it can provide larger electric current electricity for portable power source
Power is so as to realize the quick charge to portable power source.
Brief description of the drawings
Fig. 1 be an embodiment in portable power source structure decomposition figure；
Fig. 2 be embodiment illustrated in fig. 1 in portable power source schematic block circuit diagram.
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 the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 is the structure decomposition figure of the portable power source in an embodiment, and Fig. 2 is then the mobile electricity in embodiment illustrated in fig. 1
The schematic block circuit diagram in source.The portable power source in the present embodiment is described in detail with reference to Fig. 1 and Fig. 2.The mobile electricity of one kind
Source includes housing, rechargeable battery 120, first interface 130, second interface 140 and printed circuit board (PCB) 150.Housing includes first
The housing 110 of housing 105 and second.First housing 105 and the second housing 110 coordinate install and formed receiving space be used for accommodate simultaneously
Fixed rechargeable battery 120, first interface 130, second interface 140 and printed circuit board (PCB) 150.Wherein, first interface 130 and
Two interfaces 140 are arranged on the side wall of housing.First interface 130 and second interface 140 can be arranged at housing homonymy, can also
It is arranged on the not homonymy of housing.In the present embodiment, first interface 130 and second interface 140 are set for homonymy.
Rechargeable battery 120 is used to store electric energy, so as to outwards export electric energy when needing power supply.Rechargeable battery 120 is used
The battery pack that multisection lithium battery battery core is composed in parallel.Because battery core normal voltage is in 3.7V or so, therefore, rechargeable battery 120
Voltage is also in 3.7V or so.Therefore, during being charged to portable power source, it is only necessary to carry out single decompression to input voltage
Rechargeable battery 120 can be charged after processing；In portable power source discharge process, the voltage to rechargeable battery 120 is also only needed
Carrying out can be to outside power electronic equipment after single boosting processing.This single topological structure can reduce peripheral cell number
Measure and reduce control difficulty, so as to simplify the structure of portable power source and reduce its weight.Using the battery battery core string of the two section above
Join formed battery pack, in charge and discharge process battery voltage may be above or less than adapter export voltage or
The charging voltage of electronic equipment demand, therefore boosting and decompression both of which will be related in charge and discharge process simultaneously, to control
Process band processed difficulty, while the component number of periphery can be increased, so as to add the cost of portable power source, volume and again
Amount.And the portable power source in the present invention can solve this problem.
First interface 130 is connected with printed circuit board (PCB) 150, for being connected by data wire with power supply adaptor.First connects
Mouth 130 uses USB C-Type interfaces.In the present embodiment, first interface 130 is that USB C-Type interfaces are interface female seat, its
On be provided with least 24 pin terminals, and wherein contain at least 4 power pins terminals (generally the 4th, the of upper strata
9 pin terminals and lower floor the 4th, the 9th piece pin terminals).Therefore, its can overcome traditional USB interface (USB1.0,
USB2.0 and USB3.0) in power pins number of terminals deficiency be only capable of providing less input/output electric current to cause to move
The problem of dynamic power source charges are slower.First interface 130 can provide larger current power to realize to moving for portable power source
The quick charge of dynamic power supply.In the present embodiment, power supply adaptor then needs the USB matched with USB c-type interface female seats
Type interface male seat, and fast charge protocol can be supported as portable power source.
Second interface 140 is electrically connected with printed circuit board (PCB) 150, for being connected by data wire with electronic equipment to be charged
Connect.Second interface 140 could be arranged to it is multiple, in order to simultaneously multiple electronic equipments are charged.In the present embodiment,
Two interfaces 140 use USB A-Type interfaces, and are only set to one.In other examples, second interface 140 sets many
Individual, wherein at least can set a USB C-Type interface, so as to realize the quick charge to electronic equipment.
Printed circuit board (PCB) 150 is also connected with rechargeable battery 120.Process circuit 160 is provided with printed circuit board (PCB) 150.Place
Reason circuit 160 is used to portable power source is managed and controlled.Process circuit 160 includes control circuit 162, charging circuit
164th, discharge circuit 166 and protection circuit 168.Wherein, control circuit 162 respectively with charging circuit 164, discharge circuit 166
And protection circuit 168 is electrically connected with.Protection circuit 168 is then electric with charging circuit 164, discharge circuit 166 and charging respectively
Pond 120 is electrically connected with.In the present embodiment, because rechargeable battery 120 is formed using the parallel connection of multiple battery battery cores, its voltage is only
3.7V or so, therefore charging circuit 164 is single decompression mode, discharge circuit 166 is then single boost mode, outer so as to reduce
Enclose number of elements and reduce control difficulty, simplify the structure of portable power source and reduce its weight.
In the present embodiment, control circuit 162 is also electrically connected with first interface 130 and second interface 140 respectively.Control
Circuit 162 processed is used to detect whether power supply adaptor is linked into first interface 130.Control circuit 162 detect power supply fit
Orchestration is linked into after first interface 130 enters row data communication with power supply adaptor, so as to determine electricity according to default communication protocol
The type of source adapter.Different power supply adaptors can use different communication protocol from control circuit 162, therefore according to data
The communication protocol used in communication process can confirm the type of power supply adaptor.Control circuit 162 is determining that power supply is suitable
After the type of orchestration, the output voltage of power supply adaptor can be controlled according to communication data, so that power supply adaptor
Suitable voltage can be exported, portable power source can be with optimal power input, and then when reducing the charging of portable power source itself
Between, improve charge efficiency, realize the purpose of quick charge.In the present embodiment, the output voltage of power supply adaptor can for 5V,
12V, 20V etc..Charging circuit 164 can be then carried out after decompression processing in protection circuit 168 to the voltage that power supply adaptor is exported
Rechargeable battery 120 is charged under protective effect.In the present embodiment, capacity of control circuit 162 meeting to rechargeable battery 120
It is monitored and analyzes etc. data, so as to uses preliminary filling, constant-current charge or constant-voltage charge according to the state of rechargeable battery 120
Rechargeable battery 120 is charged etc. mode, so as to ensure charge efficiency and the life-span of rechargeable battery 120.Meanwhile, control
Circuit 162 can also monitor the electric current of rechargeable battery 120 and the voltage for the core that often economizes on electricity, and calculate the capacity of rechargeable battery 120.When
When rechargeable battery 120 is full of, control charging circuit 164 stops charging, and protection rechargeable battery 120 is within reason to charge.
Control circuit 162 is additionally operable to detect whether electronic equipment to be charged is linked into second interface 140.Control circuit
162 enter row data communication detecting after electronic equipment is linked into second interface 140 with electronic equipment, so that it is determined that electronic equipment
Type and its state of charge.Different electronic equipments can use different communication protocol from control circuit 162, therefore according to data
The communication protocol used in communication process can confirm the type of electronic equipment.Simultaneously by the communication with electronic equipment, control
Circuit 162 processed can get the state of charge of electronic equipment.Circuit 162 is controlled according to the type and electricity shape of electronic equipment
State control discharge circuit 166 exports suitable voltage electron equipment after being boosted to the voltage of rechargeable battery 120, to electronics
Equipment is charged.Because portable power source ensure that electronic equipment has optimal power input, electronics is set so as to reduce
In the standby charging interval, improve discharging efficiency.In the present embodiment, control circuit 162 can also monitor the electricity that charged in discharge process
The voltage of the electric current in pond 120 and the core that often economizes on electricity, calculates the residual capacity of rechargeable battery 120.Controlled when capacity is inadequate
Circuit 162 can control discharge circuit 166 to stop electric discharge, and protection rechargeable battery 120 discharges not too much, so as to influence rechargeable battery
120 life-span.
In the present embodiment, control circuit 162 can be changed by DA, I2The side such as C, SPI and PWM or Pulse Width Control
Formula carries out charge and discharge control.Protection circuit 168 is then used to carry out rechargeable battery 120 overvoltage, excessively stream, overcharges, crosses and put and mistake
Temperature etc. is protected, to ensure the service life of rechargeable battery 120.
Above-mentioned portable power source realizes the charging to portable power source using USB c-types interface, and USB C interface is provided with least
4 power pins terminals, so as to provide larger output current, therefore it can provide larger electric current electricity for portable power source
Power is so as to realize the quick charge to portable power source.Circuit 162 is controlled to be carried out to charging voltage and discharge voltage simultaneously
It is adjusted so that portable power source can be with optimal power input and output, and then reduces portable power source charging or external
In the electronic equipment charging interval, improve the charge or discharge efficiency of portable power source.
In another embodiment, portable power source also includes display screen and illuminating lamp, and correspondingly process circuit also includes aobvious
Show circuit and lighting circuit.Wherein.Display circuit is connected with control circuit, display screen respectively, for the control in control circuit
The lower driving display screen of system is shown to the electricity and charging and discharging state of rechargeable battery.Display screen can show for LED or LCD
Display screen.Lighting circuit is connected with control circuit, illuminating lamp respectively, for the driving illuminating lamp offer photograph under the control of control circuit
Bright function.In the present embodiment, illuminating lamp is LED.Portable power source also includes control button, for supplying user to portable power source
Display and illumination functions operated accordingly.
In another embodiment, portable power source includes housing, rechargeable battery, first interface and printed circuit board (PCB).First
Interface is used to be connected with power supply adaptor, and it is additionally operable to be connected with electronic equipment to be charged, i.e. the input of portable power source connects
Mouth and output interface use the first interface of USB c-types, simple in construction.In the present embodiment, first interface is only set to one
Individual, in other embodiments, first interface is it can also be provided that at least two.In the present embodiment, the place on printed circuit board (PCB)
Charging circuit and discharge circuit in reason circuit are connected with first interface.Therefore, the control circuit in process circuit needs
The equipment accessed in first interface is judged, it is power supply adaptor or electronic equipment to be charged to judge it, so that root
It is controlled according to access device come the charge and discharge process to rechargeable battery.
In another embodiment, above-mentioned portable power source also includes power supply adaptor.Receiving power supply is provided with portable power source
The accommodating chamber of adapter.Power supply adaptor includes input interface and output interface, and input interface is used to be connected with power supply, defeated
The USB c-type interfaces that outgoing interface is then matched using the first interface with portable power source, so as to electrically connect with first interface
Connect.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (9)
1. a kind of portable power source, including housing and rechargeable battery, the rechargeable battery are arranged in the housing and by institute
State housing to fix, it is characterised in that also including the printed circuit board (PCB) that is arranged at the enclosure interior and be arranged at the housing
The first interface of side wall；The printed circuit board (PCB) is electrically connected with the rechargeable battery respectively, the first interface is electrically connected with；
The first interface is used to be connected with power supply adaptor；The first interface is USB c-type interfaces；Set on the first interface
There are at least 4 power pins terminals；Process circuit is provided with the printed circuit board (PCB), the process circuit includes control circuit
And charging circuit, the control circuit also with the first interface be electrically connected with；The control circuit is used to detect the electricity
Whether source adapter is accessed in the first interface, and detect after the power supply adaptor is linked into the first interface with
The power supply adaptor communication is so as to determine the type of the power supply adaptor according to default communication protocol；The control circuit
It is additionally operable to the power supply adaptor according to the Type Control of the power supply adaptor and exports suitable voltage and by the charging
Circuit gives rechargeable battery charging after being depressured to the voltage.
2. portable power source according to claim 1, it is characterised in that also connect including being arranged at the second of the housing sidewall
Mouthful, the second interface is used to be connected with electronic equipment to be charged；The second interface electrically connects with the printed circuit board (PCB)
Connect.
3. portable power source according to claim 2, it is characterised in that the second interface at least includes a USB c-type
Interface.
4. portable power source according to claim 2, it is characterised in that the process circuit also includes discharge circuit, protection
Circuit；The charging circuit is electrically connected with the control circuit, the protection circuit and the first interface respectively；It is described
Discharge circuit is electrically connected with the control circuit, the protection circuit and the second interface respectively；The protection circuit
Also it is electrically connected with the rechargeable battery.
5. portable power source according to claim 4, it is characterised in that the rechargeable battery is in parallel by multiple battery battery cores
The battery pack of formation；The charging circuit is reduction voltage circuit；The discharge circuit is booster circuit.
6. portable power source according to claim 5, it is characterised in that the control circuit is also electrical with the second interface
Connection；The control circuit is additionally operable to detect whether electronic equipment to be charged is accessed in the second interface, and is detecting
The electronic equipment to be charged is linked into after the second interface to communicate so that it is determined that institute with the electronic equipment to be charged
State electronic device types and its state of charge；The control circuit is additionally operable to according to the electronic device types and its state of charge
The discharge circuit is controlled to export suitable voltage after being boosted to cell voltage to the electronic equipment to be charged.
7. portable power source according to claim 1, it is characterised in that the portable power source also includes display screen and illumination
Lamp；The process circuit also includes：
Display circuit, is electrically connected with the control circuit, the display screen；The display circuit is used in the control circuit
Control under drive the display screen to show the electricity and battery status of the portable power source；
Lighting circuit, is electrically connected with the control circuit, the illuminating lamp；The lighting circuit is additionally operable in the control electricity
The illuminating lamp is driven to provide illumination functions under the control on road.
8. portable power source according to claim 1, it is characterised in that the first interface is additionally operable to and electronics to be charged
The backward power electronic equipment to be charged of equipment connection.
9. portable power source according to claim 1, it is characterised in that the portable power source also includes the power adaptation
Device；The accommodating chamber for accommodating the power supply adaptor is provided with the portable power source；The power supply adaptor includes input interface
And output interface；The input interface is used to be connected with power supply；The output interface be USB c-type interfaces, for
The first interface is electrically connected with.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510133398.0A CN104779667B (en) | 2015-03-25 | 2015-03-25 | Portable power source |
| PCT/CN2015/078974 WO2016149999A1 (en) | 2015-03-25 | 2015-05-14 | Mobile power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510133398.0A CN104779667B (en) | 2015-03-25 | 2015-03-25 | Portable power source |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104779667A CN104779667A (en) | 2015-07-15 |
| CN104779667B true CN104779667B (en) | 2017-11-07 |
Family
ID=53620965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510133398.0A Active CN104779667B (en) | 2015-03-25 | 2015-03-25 | Portable power source |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104779667B (en) |
| WO (1) | WO2016149999A1 (en) |
Families Citing this family (9)
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| EP3400640A4 (en) * | 2016-01-04 | 2019-09-11 | Coonix, Inc. | Portable drone battery charging system |
| CN105515123A (en) * | 2016-02-01 | 2016-04-20 | 珠海格力电器股份有限公司 | Rapid charging device and system for mobile terminal |
| CN105629709B (en) * | 2016-03-18 | 2019-04-09 | 广东小天才科技有限公司 | A kind of smartwatch |
| US10044201B2 (en) * | 2016-04-11 | 2018-08-07 | Microsoft Technology Licensing, Llc | Smart senses for direct charging |
| CN106211554A (en) * | 2016-07-28 | 2016-12-07 | 广东欧珀移动通信有限公司 | Pcb board assembly and there is its mobile terminal |
| CN107947252B (en) | 2016-10-12 | 2020-09-22 | Oppo广东移动通信有限公司 | Terminal and equipment |
| EP3462565B1 (en) | 2017-04-13 | 2021-02-24 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Device to be charged and charging method |
| CN109412222A (en) * | 2018-03-07 | 2019-03-01 | 深圳造物部落科技有限公司 | Charging unit with pressure adjusting structure |
| CN112947191A (en) * | 2021-02-08 | 2021-06-11 | 联想(北京)有限公司 | Information processing method, information processing device, electronic equipment and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200847578A (en) * | 2007-05-18 | 2008-12-01 | Tian Jen Innestment Co Ltd | Multifunctional electric energy storage and supply apparatus |
| US20080303352A1 (en) * | 2007-06-05 | 2008-12-11 | Genesys Logic, Inc. | Automatic charging and power management device |
| CN201590669U (en) * | 2009-12-15 | 2010-09-22 | 中兴通讯股份有限公司 | Portable device and a charging circuit thereof |
| CN103023081A (en) * | 2011-09-27 | 2013-04-03 | 顺昌泰科技（深圳）有限公司 | Mobile power supply with electric quantity detection function |
| CN103187769B (en) * | 2011-12-31 | 2016-03-09 | 比亚迪股份有限公司 | Electric automobile and electric discharge device thereof |
| CN202424278U (en) * | 2012-05-16 | 2012-09-05 | 摩尔菲（深圳）科技开发有限公司 | Multi-purpose charger |
| CN202888880U (en) * | 2012-09-18 | 2013-04-17 | 东莞市金欣电子有限公司 | Portable power source of smartphone |
| CN203251101U (en) * | 2013-03-11 | 2013-10-23 | 飞毛腿电子（深圳）有限公司 | Mobile power supply |
| CN203707831U (en) * | 2014-01-13 | 2014-07-09 | 洪健辉 | Multifunctional mobile power source |
| CN103840525B (en) * | 2014-03-13 | 2016-09-28 | 深圳市华宝新能源有限公司 | Mobile storage power supply |
| CN204732896U (en) * | 2015-03-25 | 2015-10-28 | 深圳市华宝新能源有限公司 | Portable power source |
-
2015
- 2015-03-25 CN CN201510133398.0A patent/CN104779667B/en active Active
- 2015-05-14 WO PCT/CN2015/078974 patent/WO2016149999A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016149999A1 (en) | 2016-09-29 |
| CN104779667A (en) | 2015-07-15 |
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Address after: 518000 Guangdong Province, Shenzhen New District of Longhua City, Dalang street, Tong Sheng Hua Jia East community Fanlu anda science and Technology Industrial Park building seven, second layers and five layers on the south side of three Applicant after: Shenzhen Huabao new energy Limited by Share Ltd Address before: Baoan District Dalang street, Shenzhen city of Guangdong province with 518000 wins Hua Fan Road, anda Industrial Park Community Building 2 floor 7 Applicant before: SHENZHEN HUABAO NEW ENERGY CO., LTD. |
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