CN207410088U - A kind of power supply adaptor and mobile power - Google Patents
A kind of power supply adaptor and mobile power Download PDFInfo
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- CN207410088U CN207410088U CN201720634088.1U CN201720634088U CN207410088U CN 207410088 U CN207410088 U CN 207410088U CN 201720634088 U CN201720634088 U CN 201720634088U CN 207410088 U CN207410088 U CN 207410088U
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Abstract
The utility model discloses a kind of power supply adaptor and mobile powers, it may include power inverter, processor and A type USB interfaces, the first communications pins or the second communications pins in the A types USB interface are connected with the communications pins in the c-type USB interface of terminal device, wherein：The first end of the power inverter is electrically connected with corresponding city, and second end is connected with the VBUS pins in the A types USB interface, and the 3rd end is connected with the 3rd end of the processor；The processor first end is connected with the first communications pins in the A types USB interface, and second end is connected with the second communications pins in the A types USB interface.Compared with the prior art, possess the power supply adaptor of A type USB interfaces and possess c-type USB interface the terminal device between can be connected by communications pins, can not only ensure the compatibility between power supply adaptor and terminal device, moreover it is possible to realize PD communicate.
Description
Technical field
The utility model is related to charging technique field more particularly to a kind of power supply adaptors and mobile power.
Background technology
At present, in order to promote the joint efficiency of data line and terminal device, in the industry often by the charging in terminal device
Interface is arranged to support the Type-C interfaces of tow sides blindmate；In order to promote the efficiency of data transmission and flexibility, in the industry often
Using meeting USB Power Delivery (Universal Serial Bus Power Delivery, universal serial bus work(
Rate exports) data line of agreement carries out information exchange between power supply adaptor and terminal device.
But traditional power supply adaptor generally use is Type-A interfaces, can not realize that PD communicates, possess
Type-C interface terminations equipment and possess the power supply adaptors of Type-A interfaces into row information interaction when, if being connect using Type-C
Mouth turns the data lines of Type-C interfaces, it is possible to can there are it is incompatible the problem of；Turn Type-C when using Type-A interfaces
The data line of interface, it is possible to can there are problems that realizing that PD communicates.
That is, the compatibility that existing power supply adaptor exists between terminal device is poor and can not realize PD
The problem of communication.
Utility model content
The utility model embodiment provides a kind of power supply adaptor and mobile power, to solve existing power adaptation
The compatibility between terminal device present in device is poor and can not realize the problem of PD communicates.
The utility model embodiment provides a kind of power supply adaptor, it may include power inverter, processor and A types
USB interface, in the first communications pins or the c-type USB interface of the second communications pins and terminal device in the A types USB interface
The second communications pins be connected by signal wire, wherein：
The first end of the power inverter is electrically connected with corresponding city, second end and the VBUS in the A types USB interface
Pin is connected, and the 3rd end is connected with the 3rd end of the processor, for charging to the terminal device；
The processor first end is connected with the first communications pins in the A types USB interface, second end and the A types
The second communications pins in USB interface are connected, and for the charge control information fed back according to the terminal device, adjust the work(
The voltage of rate converter output.
Correspondingly, the utility model embodiment additionally provides a kind of mobile power, it may include battery, power inverter, place
Manage device and A type USB interfaces, the first communications pins or the C of the second communications pins and terminal device in the A types USB interface
The second communications pins in type USB interface are connected by signal wire, wherein：
The first end of the power inverter is connected with the battery, and second end is drawn with the VBUS in the A types USB interface
Foot is connected, and the 3rd end is connected with the 3rd end of the processor, for charging to the terminal device；
The processor first end is connected with the first communications pins in the A types USB interface, second end and the A types
The second communications pins in USB interface are connected, and for the status information fed back according to the terminal device, adjust the power and become
The voltage of parallel operation output.
The utility model has the beneficial effect that：
The utility model embodiment provides a kind of power supply adaptor and mobile power, it may include power inverter, processing
Device and A type USB interfaces, the first communications pins or the c-type of the second communications pins and terminal device in the A types USB interface
Communications pins in USB interface are connected, wherein：The first end of the power inverter is electrically connected with corresponding city, second end with
VBUS pins in the A types USB interface are connected, and the 3rd end is connected with the 3rd end of the processor, for the terminal
Equipment charge；The processor first end is connected with the first communications pins in the A types USB interface, second end and the A
The second communications pins in type USB interface are connected, for the charge control information fed back according to the terminal device, described in adjustment
The voltage of power inverter output.Compared with the prior art, in the utility model embodiment, possess the described of A type USB interfaces
It can be connected, can not only ensured by communications pins between power supply adaptor and the terminal device for possessing c-type USB interface
Compatibility between power supply adaptor and terminal device, moreover it is possible to realize the PD between the power supply adaptor and the terminal device
Communication.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly introduced, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, without creative efforts, can also be according to these attached drawings for those of ordinary skill in the art
Obtain other attached drawings.
Fig. 1 show the structure diagram of the power supply adaptor provided in the utility model embodiment one；
Fig. 2 show the structure diagram of the power inverter provided in the utility model embodiment one；
Fig. 3 show the structure diagram of the processor provided in the utility model embodiment one；
Fig. 4 show the structure diagram of the A type USB interfaces provided in the utility model embodiment one；
Fig. 5 show the structure diagram of the mobile power provided in the utility model embodiment two；
Fig. 6 show the structure diagram of the power inverter provided in the utility model embodiment two；
Fig. 7 show the structure diagram of the processor provided in the utility model embodiment two；
Fig. 8 show the structure diagram of the A type USB interfaces provided in the utility model embodiment two.
Specific embodiment
In order to make the purpose of this utility model, technical solution and advantage clearer, below in conjunction with attached drawing to this practicality
It is new to be described in further detail, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than
Whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work
Under the premise of all other embodiment for being obtained, shall fall within the protection scope of the present invention.
Embodiment one：
It is poor and can not realize PD with the compatibility of terminal device present in existing power supply adaptor in order to solve
The problem of communication, the utility model embodiment provide a kind of power supply adaptor, as shown in Figure 1, smell the utility model is implemented
The structure diagram of power supply adaptor described in example.Specifically, as shown in Figure 1, in the utility model embodiment, the electricity
Source adapter may include power inverter 11, processor 12 and A types usb 13, first in the A types usb 13
Communications pins or the second communications pins are connected with the second communications pins in the c-type USB interface of terminal device by signal wire,
Wherein：
The first end of the power inverter 11 is electrically connected with corresponding city, in second end and the A types USB interfaces 13
VBUS pins be connected, the 3rd end is connected with the 3rd end of the processor 12, for the terminal device charge；
12 first end of processor is connected with the first communications pins in the A types usb 13, second end with it is described
The second communications pins in A types usb 13 are connected, for the charge control information fed back according to the terminal device, adjustment
The voltage of the power inverter output.
That is, the power supply adaptor described in the utility model embodiment, it may include power inverter, processor with
And A type USB interfaces, the first communications pins or the c-type USB of the second communications pins and terminal device in the A types USB interface connect
Communications pins in mouthful are connected, wherein：The first end of the power inverter is electrically connected with corresponding city, second end and the A
VBUS pins in type USB interface are connected, and the 3rd end is connected with the 3rd end of the processor, for being filled to the terminal device
Electricity；The processor first end is connected with the first communications pins in the A types USB interface, and second end connects with the A types USB
The second communications pins in mouthful are connected, and for the charge control information fed back according to the terminal device, adjust the power and become
The voltage of parallel operation output.Compared with the prior art, in the utility model embodiment, the power supply for possessing A type USB interfaces is fitted
It can be connected between orchestration and the terminal device for possessing c-type USB interface by communications pins, can not only ensure that power supply is fitted
Compatibility between orchestration and terminal device, moreover it is possible to realize that the PD between the power supply adaptor and the terminal device communicates.
Further, as shown in Fig. 2, it is the specific knot of the power inverter 11 described in the utility model embodiment
Structure schematic diagram.Specifically, as shown in Figure 2, the power inverter 11 may include AC/DC controllers 111, switching device 112,
Transformer 113, optocoupler 114, wherein：
First output terminal of the AC/DC controllers 111 is connected with the control terminal of the switching device 112, the second output
End is connected with the second output terminal of the optocoupler 114；
The input terminal of the switching device 112 is connected with the second input terminal of the transformer 113, output terminal and the light
First output terminal of coupling device 114 is connected；
The first input end of the transformer 113 is electrically connected with corresponding city, the first output terminal and the A types USB interface
VBUS pins in 13 are connected, and second output terminal is connected with the GND pin in the A types usb 13；
The first input end of the optocoupler 114 is connected with the VBUS pins in the A types usb 13, the
Two input terminals are connected with the 3rd end of the processor 12.
Specifically, as shown in figure 3, it is the structure diagram of the processor 12 described in the utility model embodiment.Tool
Body, from the figure 3, it may be seen that the processor 12 may include PD control device 121 and MCU ((Microcontroller Unit, it is micro-
Control unit) 122, wherein：
The first end of the PD control device 121 is connected with first communications pins in the A types usb 13, the
Two ends are connected with second communications pins in the A types usb 13, the 3rd end and the second end phase of the MCU122
Even, for according to the voltage on first communications pins and second communications pins, determine the power supply adaptor with
Communication port between the terminal device, and the charge control information to being received by the communication port is decoded,
And decoded charge control information is sent to the MCU122；
The first end of the MCU122 is connected with the second input terminal of the optocoupler 114, for according to the charging
Control information adjusts the voltage that the power inverter 11 exports.
It should be noted that in practical applications, PD control device 121 and MCU122 are integrated in mostly in same chip
's.Furthermore, it is necessary to the function of PD control device, can also directly be integrated in the MCU, at this time, it may be unnecessary to set by explanation
Corresponding PD control device is put, i.e., the soft decoding of charge control information is carried out by MCU.
Specifically, the MCU122 usually can by voltage-reference (Voltage Ref) voltage for controlling it internal,
To realize the adjustment of the output voltage at power supply adaptor end.
Further, the PD control device 121, it may also be used for according to first communications pins or second communication
Voltage on pin, it is power output apparatus to determine the power supply adaptor.
Wherein, however, it is determined that the voltage on first communications pins is more than the voltage threshold of setting, then can determine the electricity
Source adapter is power output apparatus；If it is determined that the voltage on second communications pins is more than the voltage threshold of setting, then may be used
It is power output apparatus to determine the power supply adaptor.
It should be noted that the voltage threshold can flexibly be set according to actual conditions, such as 0.6V is may be configured as, this
Utility model embodiment is not limited in any way this.
It should be noted that as shown in figure 4, it is the structure of the A type USB interfaces described in the utility model embodiment
Schematic diagram.Specifically, as shown in Figure 4, may include in the A type USB interfaces described in the utility model embodiment VBUS pins,
GND pin, the first data pin, the second data pin, the first communications pins and the second communications pins, do not repeat this.
In addition, the A type USB interfaces described in the utility model embodiment generally can be USB Type-C interfaces, when it is
During USB2.0 Standard-A interfaces, first communications pins or the second communications pins can be in the USB2.0
The pin increased newly in Standard-A interfaces；When it is USB3.0 Standard-A interfaces, first communications pins or the
Two communications pins can be any hanging pin in the USB3.0 Standard-A interfaces.
Further, as shown in Fig. 2, the power inverter may also include rectifier 115, wherein：
The input terminal of the rectifier 115 is electrically connected with the city, the first output terminal and the first of the transformer 113
Input terminal is connected, and second output terminal is connected with the output terminal of the switching device 112.
Wherein, it is necessary to which explanation, the rectifier 115 generally can be existing rectifier circuit, as long as can be by city
The AC rectification of electricity output is direct current, this is not repeated.
The utility model embodiment one provides a kind of power supply adaptor, it may include power inverter, processor and A types
USB interface, in the first communications pins or the c-type USB interface of the second communications pins and terminal device in the A types USB interface
Communications pins be connected, wherein：The first end of the power inverter is electrically connected with corresponding city, second end and the A types USB
VBUS pins in interface are connected, and the 3rd end is connected with the 3rd end of the processor, for charging to the terminal device；Institute
It states processor first end with the first communications pins in the A types USB interface to be connected, in second end and the A types USB interfaces
The second communications pins be connected, for the charge control information fed back according to the terminal device, adjust the power inverter
The voltage of output.Compared with the prior art, in the utility model embodiment, possesses the power supply adaptor of A type USB interfaces
It can be connected between the terminal device for possessing c-type USB interface by communications pins, can not only ensure power supply adaptor
Compatibility between terminal device, moreover it is possible to realize that the PD between the power supply adaptor and the terminal device communicates.
Embodiment two：
Conceived based on the utility model identical with the utility model embodiment one, the utility model embodiment two provides one
Kind mobile power, as shown in figure 5, its structure diagram for the mobile power described in the utility model embodiment.Specifically,
The mobile power may include battery 51, power inverter 52, processor 53 and A types USB interface 54, and the A types USB connects
The first communications pins in mouthful are connected with the second communications pins in the c-type USB interface of terminal device by signal wire, wherein：
The first end of the power inverter 52 is connected with the battery 51, in second end and the A types USB interfaces 54
VBUS pins be connected, the 3rd end is connected with the 3rd end of the processor 53, available for the terminal device charge；
53 first end of processor is connected with the first communications pins in the A types USB interface 54, second end with it is described
The second communications pins in A types USB interface 54 are connected, and available for the status information fed back according to the terminal device, adjust institute
State the voltage of the output of power inverter 52.
Specifically, as shown in fig. 6, it is the structure diagram of the power inverter described in the utility model embodiment.
Specifically, as shown in Figure 6, the power inverter 52 may include analog/digital AC/DC controllers 521, switching device 522,
Transformer 523, optocoupler 524, wherein：
First output terminal of the AC/DC controllers 521 is connected with the control terminal of the switching device 522, the second output
End is connected with the second output terminal of the optocoupler 524；
The input terminal of the switching device 522 is connected with the second input terminal of the transformer 523, output terminal and the light
First output terminal of coupling device 524 is connected；
The first input end of the transformer 523 is electrically connected with corresponding city, the first output terminal and the A types USB interface
VBUS pins in 54 are connected, and second output terminal is connected with the GND pin in the A types USB interface 54；
The first input end of the optocoupler 524 is connected with the VBUS pins in the A types USB interface 54, the
Two input terminals are connected with the 3rd end of the processor 53.
Further, as shown in fig. 7, it is the structure diagram of the processor described in the utility model embodiment.Tool
Body, as shown in Figure 7, the processor 53 may include PD control device 531 and MCU532, wherein：
The first end of the PD control device 531 is connected with first communications pins in the A types USB interface 54, the
Two ends are connected with second communications pins in the A types USB interface 54, the 3rd end and the second end phase of the MCU532
Even, for according to the voltage on first communications pins and second communications pins, determining the mobile power and institute
The communication port between terminal device is stated, and the charge control information to being received by the communication port is decoded, with
And decoded charge control information is sent to the MCU532；
The first end of the MCU532 is connected with the second input terminal of the optocoupler 524, for according to the charging
Control information adjusts the voltage that the power inverter 521 exports.
It should be noted that in practical applications, PD control device 521 and MCU522 are integrated in mostly in same chip
's.Furthermore, it is necessary to the function of PD control device, can also directly be integrated in the MCU, at this time, it may be unnecessary to set by explanation
Corresponding PD control device is put, i.e., the soft decoding of charge control information is carried out by MCU.
Specifically, the MCU532 usually can by voltage-reference (Voltage Ref) voltage for controlling it internal,
To realize the adjustment of the output voltage at power supply adaptor end.
Further, the PD control device 531 draws available for according to first communications pins or second communication
Voltage on foot, it is power output apparatus to determine the mobile power.
Wherein, however, it is determined that the voltage on first communications pins is more than the voltage threshold of setting, then can determine the shifting
Dynamic power supply is power output apparatus；If it is determined that the voltage on second communications pins is more than the voltage threshold of setting, then it can be true
The fixed mobile power is power output apparatus.
It should be noted that the voltage threshold can flexibly be set according to actual conditions, such as 0.6V is may be configured as, this
Utility model embodiment is not limited in any way this.
It should be noted that as shown in figure 8, it is the structure of the A type USB interfaces described in the utility model embodiment
Schematic diagram.Specifically, as shown in Figure 8, may include in the A type USB interfaces described in the utility model embodiment VBUS pins,
GND pin, the first data pin, the second data pin, the first communications pins and the second communications pins, do not repeat this.
In addition, the A type USB interfaces described in the utility model embodiment generally can be USB Type-C interfaces, when it is
During USB2.0 Standard-A interfaces, first communications pins or the second communications pins can be in the USB2.0
The pin increased newly in Standard-A interfaces；When it is USB3.0 Standard-A interfaces, first communications pins or the
Two communications pins can be any hanging pin in the USB3.0 Standard-A interfaces.
Further, as shown in fig. 6, the mobile power may also include DC converter 516, wherein：
The input terminal of the DC converter 516 is electrically connected with the city, the first output terminal and the first of the transformer
Input terminal is connected, and second output terminal is connected with the output terminal of the switching device 522.
Wherein, the DC converter 516 generally can be existing BOOST circuits etc., this is not repeated.
The utility model embodiment two provides a kind of mobile power, it may include battery, power inverter, processor and
A type USB interfaces, the first communications pins in the A types USB interface communicate with second in the c-type USB interface of terminal device to be drawn
Foot is connected by signal wire, wherein：The first end of the power inverter is connected with the battery, second end and the A types USB
VBUS pins in interface are connected, and the 3rd end is connected with the 3rd end of the processor, for charging to the terminal device；Institute
It states processor first end with the first communications pins in the A types USB interface to be connected, in second end and the A types USB interfaces
The second communications pins be connected, for the status information fed back according to the terminal device, adjust the power inverter output
Voltage.Compared with the prior art, in the utility model embodiment, possess the power supply adaptors of A type USB interfaces with
Possessing can be connected by communications pins between the terminal device of c-type USB interface, can not only ensure power supply adaptor with
Compatibility between terminal device, moreover it is possible to realize that the PD between the power supply adaptor and the terminal device communicates.
Obviously, those skilled in the art can carry out the utility model various modification and variations without departing from this practicality
New spirit and scope.If in this way, these modifications and variations of the utility model belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising including these modification and variations.
Claims (10)
1. a kind of power supply adaptor, which is characterized in that including power inverter, processor and A type USB interfaces, the A types
The first communications pins or the second communications pins in USB interface and the second communications pins in the c-type USB interface of terminal device lead to
Signal wire is crossed to be connected, wherein：
The first end of the power inverter is electrically connected with corresponding city, second end and the VBUS pins in the A types USB interface
It is connected, the 3rd end is connected with the 3rd end of the processor, for charging to the terminal device；
The processor first end is connected with the first communications pins in the A types USB interface, and second end connects with the A types USB
The second communications pins in mouthful are connected, and for the charge control information fed back according to the terminal device, adjust the power and become
The voltage of parallel operation output.
2. power supply adaptor as described in claim 1, which is characterized in that the power inverter includes AC/DC controllers, opens
Device, transformer, optocoupler are closed, wherein：
First output terminal of the AC/DC controllers is connected with the control terminal of the switching device, second output terminal and the light
The second output terminal of coupling device is connected；
The input terminal of the switching device is connected with the second input terminal of the transformer, and the of output terminal and the optocoupler
One output terminal is connected；
The first input end of the transformer is electrically connected with corresponding city, the first output terminal and the VBUS in the A types USB interface
Pin is connected, and second output terminal is connected with the GND pin in the A types USB interface；
The first input end of the optocoupler is connected with the VBUS pins in the A types USB interface, the second input terminal with
3rd end of the processor is connected.
3. power supply adaptor as claimed in claim 2, which is characterized in that the processor includes PD control device and microcontroller
Unit MCU, wherein：
The first end of the PD control device is connected with first communications pins in the A types USB interface, second end with it is described
Second communications pins in A type USB interfaces are connected, and the 3rd end is connected with the second end of the MCU, for according to described
Voltage on one communications pins and second communications pins, determines between the power supply adaptor and the terminal device
Communication port, and the charge control information to being received by the communication port is decoded and by decoded charging
Control information is sent to the MCU；
The first end of the MCU is connected with the second input terminal of the optocoupler, for according to the charge control information, adjusting
The voltage of the whole power inverter output.
4. power supply adaptor as claimed in claim 3, which is characterized in that
The PD control device is additionally operable to according to the voltage on first communications pins or second communications pins, is determined
The power supply adaptor is power output apparatus.
5. power supply adaptor as claimed in claim 2, which is characterized in that the power inverter further includes rectifier, wherein：
The input terminal of the rectifier is electrically connected with the city, and the first output terminal is connected with the first input end of the transformer,
Second output terminal is connected with the output terminal of the switching device.
6. a kind of mobile power, which is characterized in that including battery, power inverter, processor and A type USB interfaces, the A
The first communications pins or the second communications pins in type USB interface and the second communications pins in the c-type USB interface of terminal device
It is connected by signal wire, wherein：
The first end of the power inverter is connected with the battery, second end and the VBUS pin phases in the A types USB interface
Even, the 3rd end is connected with the 3rd end of the processor, for charging to the terminal device；
The processor first end is connected with the first communications pins in the A types USB interface, and second end connects with the A types USB
The second communications pins in mouthful are connected, and for the status information fed back according to the terminal device, adjust the power inverter
The voltage of output.
7. mobile power as claimed in claim 6, which is characterized in that the power inverter is controlled including analog/digital AC/DC
Device processed, switching device, transformer, optocoupler, wherein：
First output terminal of the AC/DC controllers is connected with the control terminal of the switching device, second output terminal and the light
The second output terminal of coupling device is connected；
The input terminal of the switching device is connected with the second input terminal of the transformer, and the of output terminal and the optocoupler
One output terminal is connected；
The first input end of the transformer is electrically connected with corresponding city, the first output terminal and the VBUS in the A types USB interface
Pin is connected, and second output terminal is connected with the GND pin in the A types USB interface；
The first input end of the optocoupler is connected with the VBUS pins in the A types USB interface, the second input terminal with
3rd end of the processor is connected.
8. mobile power as claimed in claim 7, which is characterized in that the processor includes PD control device and MCU,
In：
The first end of the PD control device is connected with first communications pins in the A types USB interface, second end with it is described
Second communications pins in A type USB interfaces are connected, and the 3rd end is connected with the second end of the MCU, for according to described
Voltage on one communications pins and second communications pins determines logical between the mobile power and the terminal device
Believe passage, and the charge control information to being received by the communication port is decoded and controls decoded charge
Information processed is sent to the MCU；
The first end of the MCU is connected with the second input terminal of the optocoupler, for according to the charge control information, adjusting
The voltage of the whole power inverter output.
9. mobile power as claimed in claim 8, which is characterized in that
The PD control device, for according to the voltage on first communications pins or second communications pins, determining institute
Mobile power is stated as power output apparatus.
10. mobile power as claimed in claim 7, which is characterized in that the power inverter further includes DC converter,
In：
The input terminal of the DC converter is electrically connected with the city, the first input end phase of the first output terminal and the transformer
Even, second output terminal is connected with the output terminal of the switching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720634088.1U CN207410088U (en) | 2017-06-02 | 2017-06-02 | A kind of power supply adaptor and mobile power |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720634088.1U CN207410088U (en) | 2017-06-02 | 2017-06-02 | A kind of power supply adaptor and mobile power |
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| Publication Number | Publication Date |
|---|---|
| CN207410088U true CN207410088U (en) | 2018-05-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817385A (en) * | 2020-07-14 | 2020-10-23 | 维沃移动通信有限公司 | Charger, data line and charging equipment |
-
2017
- 2017-06-02 CN CN201720634088.1U patent/CN207410088U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817385A (en) * | 2020-07-14 | 2020-10-23 | 维沃移动通信有限公司 | Charger, data line and charging equipment |
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