CN216819478U - Many mouthfuls of intelligence charging wires - Google Patents

Many mouthfuls of intelligence charging wires Download PDF

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Publication number
CN216819478U
CN216819478U CN202220534186.9U CN202220534186U CN216819478U CN 216819478 U CN216819478 U CN 216819478U CN 202220534186 U CN202220534186 U CN 202220534186U CN 216819478 U CN216819478 U CN 216819478U
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China
Prior art keywords
output interface
charging
signal connection
switch
management chip
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CN202220534186.9U
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Chinese (zh)
Inventor
郑海
杜伟伟
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Shenzhen Lemai Microelectronics Technology Co ltd
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Shenzhen Lemai Microelectronics Technology Co ltd
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Priority to CN202220534186.9U priority Critical patent/CN216819478U/en
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Abstract

The utility model relates to the technical field of equipment charging, and discloses a multi-port intelligent charging wire, which comprises: mutual signal connection's USBA connector and well accuse board, the one end of well accuse board signal connection has first output interface, second output interface and third output interface in proper order, well accuse board is including signal connection's master control chip, the management chip and the data switch that charges in proper order, it is right that the management chip that charges is used for first output interface second output interface and the output current or the voltage of third output interface carry out intelligent control. The central control panel comprises a main control chip, a charging management chip and a data switch which are sequentially connected through signals, the charging management chip is used for intelligently controlling the output current or voltage of the first output interface, the second output interface and the third output interface, and therefore a multi-port intelligent charging line is provided, multiple mobile phones can be safely charged, and intelligent charging is achieved.

Description

Many mouthfuls of intelligence charging wires
Technical Field
The utility model relates to the technical field of equipment charging, in particular to a multi-port intelligent charging wire.
Background
With the development of the current electronic intelligent devices, people use portable devices more and more frequently. There are also more and more cell phone interfaces in their categories, from early MICRO to apple LIGTHTING, to the latest new-shape TYPEC interface. Therefore, a family needs to have a plurality of data lines of the charging interfaces at the same time, and the use is inconvenient. Causing resource waste and environmental pollution.
In the prior art, when a traditional one-to-many data line is used, if more than one mobile phone is connected, if some mobile phones are fast-charging, and some mobile phones are low-voltage charging, the output voltage of the high-voltage fast-charging mobile phone may damage low-voltage charging equipment. In addition, when one-to-many data line is connected with more than one mobile phone, the charging condition can not be realized, or the charging current exceeds the maximum output power of the adapter, so that the adapter is on fire.
Therefore, how to provide a multi-port intelligent charging line to realize intelligent charging becomes a technical problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of how to provide a multi-port intelligent charging wire so as to realize intelligent charging.
Therefore, according to a first aspect, an embodiment of the present invention discloses a multi-port intelligent charging cable, including: mutual signal connection's USBA connector and well accuse board, the one end of well accuse board signal connection has first output interface, second output interface and third output interface in proper order, well accuse board is including signal connection's master control chip, the management chip and the data switch that charges in proper order, it is right that the management chip that charges is used for first output interface second output interface and the output current or the voltage of third output interface carry out intelligent control.
The utility model is further configured that a first charging switch is arranged on the central control board, one end of the first charging switch is in signal connection with the charging management chip, and the other end of the first charging switch is in signal connection with the first output interface.
The utility model is further configured that a second charging switch is arranged on the central control board, one end of the second charging switch is in signal connection with the charging management chip, and the other end of the second charging switch is in signal connection with the second output interface.
The utility model is further configured that a third charging switch is arranged on the central control board, one end of the third charging switch is in signal connection with the charging management chip, and the other end of the third charging switch is in signal connection with the third output interface.
The utility model is further configured that the first output interface, the second output interface and the third output interface can be Micro interfaces, Lighting interfaces or Type-C interfaces.
The utility model is further configured that when the main control chip detects that a single powered device is connected, the main control chip opens the data switch enable pin, and simultaneously switches the data switch path to the output interface connected to the current powered device, and opens the charging switch.
The utility model is further configured that when the main control chip detects that at least two powered devices are connected, the data switch pin is closed, and the output voltage of the adapter is fixed at 5V output.
The utility model is further arranged that the data switch is an SGM 7227.
The utility model has the following beneficial effects: the central control panel comprises a main control chip, a charging management chip and a data switch which are sequentially connected through signals, the charging management chip is used for intelligently controlling the output current or voltage of the first output interface, the second output interface and the third output interface, and therefore a multi-port intelligent charging line is provided, multiple mobile phones can be safely charged, and intelligent charging is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a multi-port intelligent charging cable disclosed in the present embodiment;
fig. 2 is a schematic circuit diagram of a multi-port intelligent charging line disclosed in the present embodiment.
Reference numerals: 1. a USBA connector; 2. a central control panel; 21. a main control chip; 22. a charging management chip; 23. a data switch; 24. a first charge switch; 25. a second charge switch; 26. a third charge switch; 3. a first output interface; 4. a second output interface; 5. and a third output interface.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and do not limit the utility model.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be connected through the inside of the two elements, or may be connected wirelessly or through a wire. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The embodiment of the utility model discloses a multi-port intelligent charging wire, as shown in fig. 1 and fig. 2, comprising: the USBA connector 1 and the central control board 2 are in signal connection with each other, one end of the central control board 2 is sequentially in signal connection with a first output interface 3, a second output interface 4 and a third output interface 5, the central control board 2 comprises a main control chip 21, a charging management chip 22 and a data switch 23 which are sequentially in signal connection, and the charging management chip 22 is used for intelligently controlling the output current or voltage of the first output interface 3, the second output interface 4 and the third output interface 5.
It should be noted that the central control panel 2 includes a main control chip 21, a charging management chip 22 and a data switch 23 which are connected in sequence through signals, and the output currents or voltages of the first output interface 3, the second output interface 4 and the third output interface 5 are intelligently controlled through the charging management chip 22, so that a multi-port intelligent charging line is provided, a plurality of mobile phones can be safely charged, and intelligent charging is realized.
As shown in fig. 1, a first charging switch 24 is disposed on the central control panel 2, one end of the first charging switch 24 is in signal connection with the charging management chip 22, and the other end of the first charging switch 24 is in signal connection with the first output interface 3.
As shown in fig. 1, a second charging switch 25 is disposed on the central control board 2, one end of the second charging switch 25 is in signal connection with the charging management chip 22, and the other end of the second charging switch 25 is in signal connection with the second output interface 4.
As shown in fig. 1, a third charging switch 26 is disposed on the central control panel 2, one end of the third charging switch 26 is in signal connection with the charging management chip 22, and the other end of the third charging switch 26 is in signal connection with the third output interface 5.
As shown in fig. 1, the first output interface 3, the second output interface 4, and the third output interface 5 may be Micro interfaces, Lighting interfaces, or Type-C interfaces.
As shown in the figure, when the main control chip 21 detects that a single powered device is accessed, the enable pin of the data switch 23 is turned on, and meanwhile, the path of the data switch 23 is switched to the output interface connected to the current powered device, and the charging switch is turned on. In this case, the powered device performs voltage-current charging protocol communication with the adapter through the D +, D-pins, such as QC, AFC, FCP, SCP, VOOC, thereby achieving the purpose of fast charging.
As shown in fig. 1, when the main control chip 21 detects that at least two powered devices are connected, the data switch 23 pin is turned off, and the output voltage of the adapter is fixed at 5V output. In a specific implementation process, when the charging management chip 22 detects that at least two powered devices are connected, the pin of the data switch 23 is turned off, and a protocol communication channel between the powered device and the adapter is cut off, so that the output voltage of the adapter is fixed at 5V output, and meanwhile, the charging management chip 22 is used for distributing the current of each device to realize the charging of each mobile phone. In order to prevent the output of the adapter from overflowing, the charging switch of each powered device is adjusted through the intelligent chip, the charging current is reduced, and each powered device is guaranteed to be normally charged.
As shown in fig. 1, the data switch 23 is an SGM 7227.
The working principle is as follows: well accuse board 2 is including signal connection's main control chip 21, charging management chip 22 and data switch 23 in proper order, and is right through charging management chip 22 first output interface 3 second output interface 4 and the output current or the voltage of third output interface 5 carry out intelligent control, and then provide a many mouthfuls of intelligent charging wires, can charge to many cell-phones safely to intelligent charging has been realized.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims (8)

1. The utility model provides a many mouthfuls intelligence charging wire which characterized in that includes: mutual signal connection's USBA connector (1) and well accuse board (2), the one end of well accuse board (2) signal connection has first output interface (3), second output interface (4) and third output interface (5) in proper order, well accuse board (2) are including signal connection's master control chip (21), charge management chip (22) and data switch (23) in proper order, charge management chip (22) be used for right first output interface (3) second output interface (4) and the output current of third output interface (5) carries out intelligent control.
2. The multi-port intelligent charging wire according to claim 1, wherein a first charging switch (24) is disposed on the central control panel (2), one end of the first charging switch (24) is in signal connection with the charging management chip (22), and the other end of the first charging switch (24) is in signal connection with the first output interface (3).
3. The multi-port intelligent charging wire according to claim 1, wherein a second charging switch (25) is disposed on the central control panel (2), one end of the second charging switch (25) is in signal connection with the charging management chip (22), and the other end of the second charging switch (25) is in signal connection with the second output interface (4).
4. The multi-port intelligent charging wire according to claim 1, wherein a third charging switch (26) is disposed on the central control panel (2), one end of the third charging switch (26) is in signal connection with the charging management chip (22), and the other end of the third charging switch (26) is in signal connection with the third output interface (5).
5. The multi-port intelligent charging wire according to claim 1, wherein the first output interface (3), the second output interface (4) and the third output interface (5) are all Micro interfaces, Lighting interfaces or Type-C interfaces.
6. The multi-port intelligent charging cable according to any one of claims 1 to 5, wherein when the main control chip (21) detects that a single powered device is connected, an enable pin of the data switch (23) is turned on, and simultaneously, the data switch (23) is switched to an output interface connected with the current powered device, and the charging switch is turned on.
7. The multi-port intelligent charging cable according to any one of claims 1 to 5, wherein when the main control chip (21) detects that at least two powered devices are connected, the pin of the data switch (23) is turned off, and the output voltage of the adapter is fixed at 5V output.
8. A multi-port intelligent charging cord according to any of claims 1-5, characterized in that the data switch (23) is SGM 7227.
CN202220534186.9U 2022-03-11 2022-03-11 Many mouthfuls of intelligence charging wires Active CN216819478U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220534186.9U CN216819478U (en) 2022-03-11 2022-03-11 Many mouthfuls of intelligence charging wires

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220534186.9U CN216819478U (en) 2022-03-11 2022-03-11 Many mouthfuls of intelligence charging wires

Publications (1)

Publication Number Publication Date
CN216819478U true CN216819478U (en) 2022-06-24

Family

ID=82046392

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220534186.9U Active CN216819478U (en) 2022-03-11 2022-03-11 Many mouthfuls of intelligence charging wires

Country Status (1)

Country Link
CN (1) CN216819478U (en)

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