CN208461504U - Charging unit - Google Patents
Charging unit Download PDFInfo
- Publication number
- CN208461504U CN208461504U CN201821055804.1U CN201821055804U CN208461504U CN 208461504 U CN208461504 U CN 208461504U CN 201821055804 U CN201821055804 U CN 201821055804U CN 208461504 U CN208461504 U CN 208461504U
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- China
- Prior art keywords
- usb
- boosting
- mother
- feet
- micro
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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.)
- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of charging unit, it charges as host to target mobile device for mobile phone with OTG function, it includes electricity charging switching wire, the electricity charging switching wire has a micro USB joint and a USB adapter, the multiple mother's USB mouths connected with parallel way are wherein provided on USB adapter, multiple mother's USB mouths share a voltage boosting and stabilizing circuit, the micro USB joint of electricity charging switching wire is connect with the micro USB interface of the mobile phone with OTG function, each mother's USB mouth of electricity charging switching wire is connect with the USB male joint of corresponding USB wiring, the micro USB joint of corresponding USB wiring is connect with the micro USB interface of corresponding mobile device；Wherein pressure voltage regulator circuit includes the boosting voltage stabilizing chip and peripheral cell that type selecting is BL8505.The utility model can meet an urgent need to charging of mobile devices by mobile phone.
Description
The application be the applying date be " 2017-8-11 ", application No. is " 2017209987431 ", it is entitled that " a kind of movement is set
The divisional application of the Chinese utility model patent of standby charging unit ", entire contents are incorporated among the application.
Technical field
The utility model relates to charging technique more particularly to a kind of charging of mobile devices devices.
Background technique
The cruise duration of the mobile devices such as smart phone, tablet computer is the problem of user extremely focuses on, their battery
It needs to keep enough electricity.Under certain circumstances, user can not be by external communication electricity or charger baby to these mobile devices
It charges, thus causes to be inconvenient to user, cause user experience not good enough, there are improved spaces for the prior art thus.
Utility model content
In view of this, the utility model aim is to provide a kind of charging of mobile devices device, so as to pass through mobile phone
To meet an urgent need to charging of mobile devices.
In order to solve the above technical problems, the technical solution of the utility model provides a kind of charging unit, for having OTG function
Can mobile phone charge as host to target mobile device, including electricity charging switching wire, the electricity charging switching wire have one
A micro USB joint and a USB adapter are wherein provided with multiple mother's USB mouths on USB adapter, multiple mother's USB mouths
1 foot, 2 feet, 3 feet and 5 feet connect at parallel way and share a voltage boosting and stabilizing circuit, in which: the micro of electricity charging switching wire
USB joint is connect with the mobile phone micro USB interface as host, each mother's USB mouth and the corresponding USB of electricity charging switching wire connect
The USB male joint of line connects, and the micro USB joint of corresponding USB wiring and the micro USB interface of respective objects mobile device connect
It connects；The boosted voltage regulator circuit of 1 foot of the micro USB joint of electricity charging switching wire is connected to 1 foot of mother's USB mouth, electricity charging switching wire
2 feet of micro USB joint connect 2 feet of mother's USB mouth, and 3 feet of the micro USB joint of electricity charging switching wire connect the 3 of mother's USB mouth
5 feet of foot, the micro USB joint of 4 feet and electricity charging switching wire of the micro USB joint of electricity charging switching wire are connected and are connected to
5 feet of mother's USB mouth；Voltage boosting and stabilizing circuit includes the boosting voltage stabilizing chip that type selecting is BL8505, and the switch for voltage stabilizing chip of boosting draws
1 foot of micro USB joint of the foot through inductance access electricity charging switching wire, the energization pins for voltage stabilizing chip of boosting are connected to mother's USB mouth
1 foot, the grounding leg ground connection for voltage stabilizing chip of boosting, the energization pins of the switch pin of voltage stabilizing chip of boosting and boosting voltage stabilizing chip
Between access voltage-stabiliser tube, input capacitance is connected between 1 foot and ground of the micro USB joint of electricity charging switching wire, and output capacitance connects
Between the energization pins and ground of boosting voltage stabilizing chip.
Compared with prior art, the utility model configures electricity charging switching wire, it is possible thereby to external using mobile phone as host
Portion's charging of mobile devices is met an urgent need under conditions of not having and being charged with external communication electricity or charger baby in this way, thus fabulous
Ground improves user experience.Particularly, which configures voltage boosting and stabilizing circuit, can be by output voltage stabilization one
Fixed level, to be advantageously implemented constant-voltage charge.
Detailed description of the invention
Fig. 1 is the schematic diagram of an embodiment of the present invention charging of mobile devices device；
Fig. 2 is the wiring schematic diagram of electricity charging switching wire in Fig. 1；
Fig. 3 is a kind of schematic diagram of voltage boosting and stabilizing circuit in Fig. 2.
Specific embodiment
It is described in detail with reference to the accompanying drawing with specific embodiment for the ease of understanding the utility model,.
Referring to Fig. 1, the schematic diagram of one embodiment charging of mobile devices device of utility model is shown.Charging of mobile devices dress
It sets including electricity charging switching wire 1, there is a micro USB joint 11 and a USB adapter 12, wherein USB adapter 12
On be provided with multiple mother's USB mouths 121 and a voltage boosting and stabilizing circuit 122, wherein 1 foot of these mother's USB mouths 121,2 feet, 3 feet and
5 feet are connected at parallel way, they share a voltage boosting and stabilizing circuit 122.The wherein micro USB joint of electricity charging switching wire 1
11 with the micro USB interface of mobile phone (power data interface, figure do not identify) connection, mother's USB mouth 121 of electricity charging switching wire 1 with
The USB male joint 22 of corresponding USB wiring 2 connects, and the corresponding mobile device of micro USB joint 21 of corresponding USB wiring 2 is (in such as figure
Equipment 1, equipment 2 ... ..., micro USB interface (power data interface, figure do not identify) connection of equipment n).Collection is constituted in this way
Line device (HUB) thus can be realized mobile phone and charge to corresponding mobile device.It is understood that multiple USB herein are female
Mouth 121 is not limited in being arranged in the same side of USB adapter 12 in Fig. 1, they can also be arranged in USB adapter 12
Top surface or other sides, it is specific to regard depending on 12 configuration design of USB adapter is laid out, repeat no more.
Referring to fig. 2, the wiring schematic diagram of electricity charging switching wire in Fig. 1 is shown.1 foot (VCC) of micro USB joint 11 is through rising
Pressure voltage regulator circuit 122 is connected to 1 foot (VCC) of mother's USB mouth 121, and 2 feet (D-) of micro USB joint 11 connect the 2 of mother's USB mouth 121
Foot (D-), 3 feet (D+) of micro USB joint 11 connect 3 feet (D-) of mother's USB mouth 121,4 feet (ID) of micro USB joint 11
It is connected and is connected to 5 feet (GND) of mother's USB mouth 121,4 feet (ID) of mother's USB mouth 121 with 5 feet (GND) of micro USB joint 11
Vacantly.Herein, it is connected due to 4 feet (ID) of micro USB joint 11 with 5 feet (GND) of micro USB joint 11, it can be with
It is different from the hanging connection of 4 foot of generic USB interface (ID), thus convenient for having the handset identity of OTG (On-The-Go) function,
Other mobile devices (such as smart phone, tablet computer) can be supplied using mobile phone as host (HOST) in this way
Power supply, data interaction etc..
Referring to Fig. 3, a kind of schematic diagram of voltage boosting and stabilizing circuit is shown.Voltage boosting and stabilizing circuit 122 in the present embodiment can be with
A variety of circuit structures are taken, construct boosting pressure stabilizing electricity using the boosting voltage stabilizing chip A1 of BL8505 and a small number of peripheral cells herein
Road 122.The starting voltage of the BL8505 can be stablized down to 0.8V, output voltage range (specifically can basis in 2.5V~5.0V
User needs to customize).As shown in figure 3, the present embodiment uses a kind of exemplary circuit configuration of BL8505: i.e. voltage boosting and stabilizing circuit packet
Boosting voltage stabilizing chip A1 is included, wherein the switch pin (3 foot) of boosting voltage stabilizing chip A1 accesses micro USB joint 11 through inductance L1
1 foot, the energization pins (2 foot) of boosting voltage stabilizing chip A1 are connected to 1 foot of mother's USB mouth 121, the grounding leg for the voltage stabilizing chip A1 that boosts
(1 foot) ground connection accesses voltage-stabiliser tube D1 between the switch pin for the voltage stabilizing chip A1 that boosts and the energization pins for the voltage stabilizing chip A1 that boosts,
Input capacitance C1 is connected between 1 foot of micro USB joint 11 and ground, and output capacitance C2 is connected to the power supply of boosting voltage stabilizing chip A1
Between pin and ground.In this way, input Vin can boost to the output of setting after the voltage boosting and stabilizing circuit effect for passing through BL8505
Thus Vout is convenient for constant-voltage charge.
Although the utility model is disclosed as above with preferred embodiment, its be not for limiting the utility model, it is any
Those skilled in the art without departing from the spirit and scope of the utility model, can make possible variation and modification, because
This protection scope of the utility model should be subject to the range that the utility model claims are defined.
Claims (4)
1. a kind of charging unit, charge as host to target mobile device for the mobile phone with OTG function,
It is characterized in that, including electricity charging switching wire, which has a micro USB joint and a USB adapter, wherein
Multiple mother's USB mouths are provided on USB adapter, 1 foot, 2 feet, 3 feet and 5 feet of multiple mother's USB mouths are connected and are total at parallel way
With a voltage boosting and stabilizing circuit, in which: the micro USB joint of electricity charging switching wire connects with the mobile phone micro USB as host
Mouth connection, each mother's USB mouth of electricity charging switching wire are connect with the USB male joint of corresponding USB wiring, the micro of corresponding USB wiring
USB joint is connect with the micro USB interface of respective objects mobile device；1 foot of the micro USB joint of electricity charging switching wire passes through
Voltage boosting and stabilizing circuit is connected to 1 foot of mother's USB mouth, and 2 feet of the micro USB joint of electricity charging switching wire connect 2 feet of mother's USB mouth, fill
3 feet of the micro USB joint of electric patchcord connect 3 feet of mother's USB mouth, 4 feet of the micro USB joint of electricity charging switching wire with fill
5 feet of the micro USB joint of electric patchcord are connected and are connected to 5 feet of mother's USB mouth；Voltage boosting and stabilizing circuit includes that type selecting is
The switch pin of the boosting voltage stabilizing chip of BL8505, voltage stabilizing chip of boosting connects through the micro USB of inductance access electricity charging switching wire
1 foot of head, the energization pins for voltage stabilizing chip of boosting are connected to 1 foot of mother's USB mouth, the grounding leg ground connection for voltage stabilizing chip of boosting, boosting
Voltage-stabiliser tube is accessed between the switch pin of voltage stabilizing chip and the energization pins for voltage stabilizing chip of boosting, input capacitance is connected to charging switching
Between 1 foot and ground of the micro USB joint of line, output capacitance is connected between the energization pins and ground of boosting voltage stabilizing chip.
2. charging unit as described in claim 1, which is characterized in that multiple mother's USB mouths are arranged in the same of USB adapter
Side.
3. charging unit as described in claim 1, which is characterized in that multiple mother's USB mouths be arranged in USB adapter top surface and
Several sides.
4. charging unit as claimed in any one of claims 1 to 3, which is characterized in that target mobile device be smart phone or
Tablet computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821055804.1U CN208461504U (en) | 2017-08-10 | 2017-08-10 | Charging unit |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821055804.1U CN208461504U (en) | 2017-08-10 | 2017-08-10 | Charging unit |
| CN201720998743.1U CN207625305U (en) | 2017-08-10 | 2017-08-10 | A kind of charging of mobile devices device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720998743.1U Division CN207625305U (en) | 2017-08-10 | 2017-08-10 | A kind of charging of mobile devices device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208461504U true CN208461504U (en) | 2019-02-01 |
Family
ID=62818741
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821055804.1U Expired - Fee Related CN208461504U (en) | 2017-08-10 | 2017-08-10 | Charging unit |
| CN201720998743.1U Expired - Fee Related CN207625305U (en) | 2017-08-10 | 2017-08-10 | A kind of charging of mobile devices device |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720998743.1U Expired - Fee Related CN207625305U (en) | 2017-08-10 | 2017-08-10 | A kind of charging of mobile devices device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN208461504U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113690939B (en) * | 2021-09-17 | 2024-04-12 | 阳光电源股份有限公司 | Optical storage integrated machine and control method thereof |
-
2017
- 2017-08-10 CN CN201821055804.1U patent/CN208461504U/en not_active Expired - Fee Related
- 2017-08-10 CN CN201720998743.1U patent/CN207625305U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN207625305U (en) | 2018-07-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 Termination date: 20190810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |