CN211088695U - Two unification protect function charging wires - Google Patents
Two unification protect function charging wires Download PDFInfo
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- CN211088695U CN211088695U CN201922206164.0U CN201922206164U CN211088695U CN 211088695 U CN211088695 U CN 211088695U CN 201922206164 U CN201922206164 U CN 201922206164U CN 211088695 U CN211088695 U CN 211088695U
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Abstract
The utility model relates to the technical field of charging wires, in particular to a two-in-one protection function charging wire, which comprises a first TYPE-C interface, a second TYPE-C interface, a transfer plate, a USB-AM interface, a main wire, a first branch wire and a second branch wire; the second TYPE-C chip is connected with the input end of the control module through the selection module; the USB-AM chip is connected with the input end of the control module; the output end of the control module is connected with the first TYPE-C chip; the output end of the USB-AM chip is connected with the first TYPE-C chip. The utility model discloses a first TYPE-C interface is used for being connected with the cell-phone end, and second TYPE-C interface and USB-AM interface all are used for being connected with the power to make the cell-phone end be connected with different power source through two unification protect function charging wires.
Description
Technical Field
The utility model relates to a charging wire technical field, concretely relates to two unification protect function charging wires.
Background
In recent years, the output interface of charging source has two kinds, a USB-AM interface, one kind is USB TYPE-C interface, and the consumer need change two kinds of different wire rods when using two kinds of power source, either with USB AM TO CM data line, or with USB CM TO CM data line, and two kinds of wire rods are inconvenient when carrying and accomodating, and a few data lines of going out on the market at present are only TO different cell-phone interfaces, do not carry out the wire rod switching TO different power source.
In order to expand the use function of the data line, two transfer lines are generated, for example, a USB AM transfer Type-C connector is used for converting the USB AM connector on the data line into a Type-C connector, the device is often small in size and separated from the data line, and the device is plugged into the data line connector when in use and cannot be reasonably stored when not in use, so that the device is easy to lose.
Disclosure of Invention
The utility model aims at the above-mentioned among the prior art not enough, provide a two unification protect function charging wires.
The purpose of the utility model is realized through the following technical scheme: a two-in-one protection function charging line comprises a first TYPE-C interface, a second TYPE-C interface, a patch panel, a USB-AM interface, a main line, a first branch line and a second branch line; the adapter plate is connected with the first TYPE-C interface through a main line; the adapter plate is connected with the second TYPE-C interface through a first branch line; the adapter plate is connected with the USB-AM interface through a second branch line;
a first TYPE-C chip is arranged in the first TYPE-C interface; a second TYPE-C chip is arranged in the second TYPE-C interface; a USB-AM chip is arranged in the USB-AM interface;
a control module and a selection module are arranged in the adapter plate; the second TYPE-C chip is connected with the input end of the control module through the selection module; the USB-AM chip is connected with the input end of the control module; the output end of the control module is connected with the first TYPE-C chip; the output end of the USB-AM chip is connected with the first TYPE-C chip.
The utility model discloses it is further arranged that the selection module includes MOS pipe Q4, MOS pipe Q6, resistance R15, resistance R19 and resistance R22; the drain electrode of the MOS tube Q4 is connected with the second TYPE-C chip through a resistor R19; the source electrode of the MOS tube Q4 is grounded; the gate of the MOS transistor Q4 is connected with a resistor R19 through a resistor R15; the grid electrode of the MOS tube Q4 is connected with the drain electrode of the MOS tube Q6; the source electrode of the MOS tube Q6 is grounded; the gate of the MOS transistor Q6 is grounded through a resistor R22; the gate of the MOS transistor Q6 is connected with the control module.
The utility model discloses further set up as, MOS pipe Q4 and MOS pipe Q6 all embed to have the diode.
The utility model is further arranged that a resistor R25 is arranged in the USB-AM interface; a resistor R18 and a resistor R17 are arranged in the adapter plate;
the first port of the USB-AM chip is connected with the sixth port of the control module through a resistor R18; the sixth port of the control module is grounded through a resistor R17; and the first port of the USB-AM chip is connected with the A5 end of the first TYPE-C chip after passing through a resistor R25.
The utility model is further arranged that the A5 end of the second TYPE-C chip is connected with a resistor R19; the grid electrode of the MOS tube Q6 is connected with a seventh port of the control module; a first port of the control module is connected with an A5 end of the first TYPE-C chip; the second port of the control module is connected with the end B5 of the first TYPE-C chip; and the end B5 of the second TYPE-C chip is connected with the fourth port of the control module.
The utility model has the advantages that: the utility model discloses a first TYPE-C interface is used for being connected with the cell-phone end, and second TYPE-C interface and USB-AM interface all are used for being connected with the power to make the cell-phone end be connected with different power source through two unification protect function charging wires.
Drawings
The invention is further described with the aid of the accompanying drawings, in which, however, the embodiments do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived from the following drawings without inventive effort.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a circuit diagram of the control module of the present invention;
fig. 3 is a circuit diagram of a selection module of the present invention;
FIG. 4 is a circuit diagram of a first TYPE-C chip of the present invention;
FIG. 5 is a circuit diagram of a second TYPE-C chip of the present invention;
fig. 6 is a circuit diagram of the USB-AM chip of the present invention;
wherein: 1-a first TYPE-C interface; 2-a second TYPE-C interface; 3-USB-AM interface; 4-a patch panel; 51-a main line; 52-first split; 53-second line.
Detailed Description
The invention will be further described with reference to the following examples.
As can be seen from fig. 1 to 6; the charging line with the two-in-one protection function comprises a first TYPE-C interface 1, a second TYPE-C interface 2, a patch panel 4, a USB-AM interface 3, a main line 51, a first branch line 52 and a second branch line 53; the adapter plate 4 is connected with the first TYPE-C interface 1 through a main line 51; the adapter plate 4 is connected with the second TYPE-C interface 2 through a first branch line 52; the adapter plate 4 is connected with the USB-AM interface 3 through a second branch line 53;
a first TYPE-C chip is arranged in the first TYPE-C interface 1; a second TYPE-C chip is arranged in the second TYPE-C interface 2; a USB-AM chip is arranged in the USB-AM interface 3;
a control module and a selection module are arranged in the adapter plate 4; the second TYPE-C chip is connected with the input end of the control module through the selection module; the USB-AM chip is connected with the input end of the control module; the output end of the control module is connected with the first TYPE-C chip; the output end of the USB-AM chip is connected with the first TYPE-C chip.
Specifically, in the two-in-one protection function charging line according to this embodiment, the first TYPE-C interface 1 is used to connect with the mobile phone terminal, and the second TYPE-C interface 2 and the USB-AM interface 3 are both used to connect with the power supply, so that the mobile phone terminal can be connected with different power supply interfaces through the two-in-one protection function charging line; when the second TYPE-C interface 2 is connected with a power supply, the second TYPE-C chip is connected with the control module through the selection module, meanwhile, the second TYPE-C chip supplies power to the control module, and then the control module outputs a stable power supply to charge the first TYPE-C chip and the mobile phone end; when the USB-AM interface 3 is connected with the power supply, the USB-AM interface 3 outputs voltage to the control module, the control module is disconnected with the second TYPE-C chip through the selection module, and the USB-AM interface 3 outputs stable power supply to charge the first TYPE-C chip and the mobile phone terminal.
In the charging line with two-in-one protection function of the present embodiment, the selection module includes a MOS transistor Q4, a MOS transistor Q6, a resistor R15, a resistor R19, and a resistor R22; the drain electrode of the MOS tube Q4 is connected with the second TYPE-C chip through a resistor R19; the source electrode of the MOS tube Q4 is grounded; the gate of the MOS transistor Q4 is connected with a resistor R19 through a resistor R15; the grid electrode of the MOS tube Q4 is connected with the drain electrode of the MOS tube Q6; the source electrode of the MOS tube Q6 is grounded; the gate of the MOS transistor Q6 is grounded through a resistor R22; the gate of the MOS transistor Q6 is connected with the control module. In the charging wire with the two-in-one protection function, a resistor R25 is arranged in the USB-AM interface 3; a resistor R18 and a resistor R17 are arranged in the adapter plate 4;
the first port of the USB-AM chip is connected with the sixth port of the control module through a resistor R18; the sixth port of the control module is grounded through a resistor R17; and the first port of the USB-AM chip is connected with the A5 end of the first TYPE-C chip after passing through a resistor R25.
In the charging line with the two-in-one protection function, the a5 end of the second TYPE-C chip is connected with a resistor R19; the grid electrode of the MOS tube Q6 is connected with a seventh port of the control module; a first port of the control module is connected with an A5 end of the first TYPE-C chip; the second port of the control module is connected with the end B5 of the first TYPE-C chip; and the end B5 of the second TYPE-C chip is connected with the fourth port of the control module. The control module can be a single chip microcomputer G100.
Specifically, when the second TYPE-C interface 2 is connected to a power supply and the first TYPE-C interface 1 is connected to a mobile phone terminal, the operating principle is that the a5 terminal of the second TYPE-C chip performs logic communication through a circuit composed of a resistor R19, a resistor R15 and a MOS transistor Q4, so that the second TYPE-C chip outputs a 5V power supply, when the second TYPE-C chip outputs 5V power supply through a B5 terminal to supply power to the fourth port of the control module, the first port of the control module outputs logic to perform protocol communication for the first TYPE-C chip, and the control module outputs a stable VBUS power supply to charge the first TYPE-C chip and the mobile phone terminal after communication;
when the USB-AM interface 3 is connected to a power supply and the first TYPE-C interface 1 is connected to a mobile phone, the working principle is that the first port of the USB-AM chip outputs a 5V power supply to the control module, and after the sixth port of the control module detects the 5V power supply, the control module controls the first port to output a high voltage to the MOS transistor Q6, so that the MOS transistor Q6 outputs a low voltage, and the MOS transistor Q4 is forced to stop working, the logic protocol of the USB-AM chip is to communicate with the a5 terminal of the first TYPE-C chip through the resistor R25, and when the protocol communication is completed, the first TYPE-C chip and the mobile phone receive charging.
The two unification protect function charging wires of this embodiment, MOS pipe Q4 and MOS pipe Q6 all embed there is the diode. The arrangement can enhance the stability of the MOS transistor Q4 and the MOS transistor Q6.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. The utility model provides a two unification protect function charging wires which characterized in that: the USB interface circuit comprises a first TYPE-C interface (1), a second TYPE-C interface (2), a patch panel (4), a USB-AM interface (3), a main line (51), a first branch line (52) and a second branch line (53); the adapter plate (4) is connected with the first TYPE-C interface (1) through a main line (51); the adapter plate (4) is connected with the second TYPE-C interface (2) through a first branch line (52); the adapter plate (4) is connected with the USB-AM interface (3) through a second branch line (53);
a first TYPE-C chip is arranged in the first TYPE-C interface (1); a second TYPE-C chip is arranged in the second TYPE-C interface (2); a USB-AM chip is arranged in the USB-AM interface (3);
a control module and a selection module are arranged in the adapter plate (4); the second TYPE-C chip is connected with the input end of the control module through the selection module; the USB-AM chip is connected with the input end of the control module; the output end of the control module is connected with the first TYPE-C chip; the output end of the USB-AM chip is connected with the first TYPE-C chip.
2. The two-in-one protection function charging wire of claim 1, wherein: the selection module comprises a MOS transistor Q4, a MOS transistor Q6, a resistor R15, a resistor R19 and a resistor R22; the drain electrode of the MOS tube Q4 is connected with the second TYPE-C chip through a resistor R19; the source electrode of the MOS tube Q4 is grounded; the gate of the MOS transistor Q4 is connected with a resistor R19 through a resistor R15; the grid electrode of the MOS tube Q4 is connected with the drain electrode of the MOS tube Q6; the source electrode of the MOS tube Q6 is grounded; the gate of the MOS transistor Q6 is grounded through a resistor R22; the gate of the MOS transistor Q6 is connected with the control module.
3. The two-in-one protection function charging wire of claim 2, wherein: the MOS transistors Q4 and Q6 each have a diode built therein.
4. The two-in-one protection function charging wire of claim 2, wherein: a resistor R25 is arranged in the USB-AM interface (3); a resistor R18 and a resistor R17 are arranged in the adapter plate (4);
the first port of the USB-AM chip is connected with the sixth port of the control module through a resistor R18; the sixth port of the control module is grounded through a resistor R17; and the first port of the USB-AM chip is connected with the A5 end of the first TYPE-C chip after passing through a resistor R25.
5. The two-in-one protection function charging wire of claim 2, wherein: the A5 end of the second TYPE-C chip is connected with a resistor R19; the grid electrode of the MOS tube Q6 is connected with a seventh port of the control module; a first port of the control module is connected with an A5 end of the first TYPE-C chip; the second port of the control module is connected with the end B5 of the first TYPE-C chip; and the end B5 of the second TYPE-C chip is connected with the fourth port of the control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922206164.0U CN211088695U (en) | 2019-12-10 | 2019-12-10 | Two unification protect function charging wires |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922206164.0U CN211088695U (en) | 2019-12-10 | 2019-12-10 | Two unification protect function charging wires |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211088695U true CN211088695U (en) | 2020-07-24 |
Family
ID=71625898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922206164.0U Expired - Fee Related CN211088695U (en) | 2019-12-10 | 2019-12-10 | Two unification protect function charging wires |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211088695U (en) |
-
2019
- 2019-12-10 CN CN201922206164.0U patent/CN211088695U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200724 |
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| CF01 | Termination of patent right due to non-payment of annual fee |