CN214673337U - Connector, dual-purpose line and connecting device - Google Patents
Connector, dual-purpose line and connecting device Download PDFInfo
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- CN214673337U CN214673337U CN202121344566.8U CN202121344566U CN214673337U CN 214673337 U CN214673337 U CN 214673337U CN 202121344566 U CN202121344566 U CN 202121344566U CN 214673337 U CN214673337 U CN 214673337U
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Abstract
The application provides a connector, dual-purpose line and connecting device, belongs to cell-phone charging technology field. The connector includes: the device comprises a controller, a first connecting terminal, a second connecting terminal and a third connecting terminal; the controller is respectively connected with the first connecting terminal, the second connecting terminal and the third connecting terminal; the first connecting terminal is also connected with the second connecting terminal and the third connecting terminal respectively; the second connecting terminal is used for receiving the charging voltage signal and sending the charging voltage signal to the first connecting terminal through the controller; the first connecting terminal is used for receiving an audio signal and sending the audio signal to the third connecting terminal through the controller; the controller is used for receiving the detection instruction sent by the terminal equipment, generating corresponding feedback information based on the detection instruction, and sending the feedback information to the terminal equipment. This application can realize carrying out quick charge when inserting the earphone, improves the speed of charging.
Description
Technical Field
The application relates to the technical field of mobile phone charging, in particular to a connector, a dual-purpose wire and a connecting device.
Background
Some existing mobile phones usually have only one external interface, which needs to be connected with both the earphone and the charging cord, so that the user cannot wear the earphone while charging during use.
To solve this technical problem, the methods adopted in the prior art are generally provided with a special switching line having three ends: two female seats, a plug, the plug is used for connecting the external interface of cell-phone, and the earphone of Lighting interface form charging wire and Lighting interface form is connected respectively to two female seats.
In the prior art, only two interfaces are simultaneously connected into the mobile phone, the mobile phone port is divided into a charging interface and an earphone interface, and a path is not further formed between a rear-end charging loop and a quick charging protocol, so that conditions required by quick charging cannot be provided, the quick charging cannot be realized, and the charging speed is low.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide a connector, dual-purpose line and connecting device, can realize carrying out quick charge when inserting the earphone, improve the speed of charging.
The embodiment of the application is realized as follows:
in one aspect of the embodiments of the present application, there is provided a connector, including: the device comprises a controller, a first connecting terminal, a second connecting terminal and a third connecting terminal;
the controller is respectively connected with the first connecting terminal, the second connecting terminal and the third connecting terminal; the first connecting terminal is also connected with the second connecting terminal and the third connecting terminal respectively;
the second connecting terminal is used for receiving the charging voltage signal and sending the charging voltage signal to the first connecting terminal through the controller;
the first connecting terminal is used for receiving an audio signal and sending the audio signal to the third connecting terminal through the controller;
the controller is used for receiving a detection instruction sent by the terminal equipment, generating corresponding feedback information based on the detection instruction, and sending the feedback information to the terminal equipment, wherein the feedback information is used for indicating the terminal equipment to open a preset transmission port.
Optionally, the controller comprises: the device comprises a first control pin, a second control pin and a third control pin;
the first control pin is respectively connected with the first connecting terminal and the second connecting terminal;
the second control pin is connected with the first connecting terminal;
the third control pin is connected to the first connection terminal, the second connection terminal, and the third connection terminal, respectively.
Optionally, the connector further comprises: verifying the chip;
the verification chip is connected with a second control pin of the controller;
the verification chip is used for sending authentication information to the terminal equipment for transmission protocol authentication.
Optionally, the first connection terminal comprises: the first connecting pin, the second connecting pin, the third connecting pin and the fourth connecting pin;
the first connecting pin is respectively connected with a third control pin and a third connecting terminal of the controller;
the second connecting pin is respectively connected with the first control pin and the second connecting terminal of the controller;
the third connecting pin is connected with the second connecting terminal;
the fourth connecting pin is connected with the second control pin of the controller and the verification chip.
Optionally, the first connection terminal further comprises: a first signal pin and a second signal pin;
the first signal pin and the second signal pin are respectively connected with the third connecting terminal.
Optionally, the second connection terminal includes: a fifth connection pin, a sixth connection pin, and a seventh connection pin;
the fifth connecting pin is connected with a third control pin of the controller;
the sixth connecting pin is connected with the third connecting pin of the first connecting terminal;
the seventh connection pin is respectively connected with the first control pin of the controller and the second connection pin of the first connection terminal.
Optionally, the third connection terminal includes: an eighth connection pin;
the eighth connection pin is respectively connected with the third control pin of the controller, the first connection pin of the first connection terminal and the fifth connection pin of the second connection terminal.
Optionally, the third connection terminal includes: a third signal pin and a fourth signal pin;
the third signal pin and the fourth signal pin are respectively connected with the first signal pin and the second signal pin of the first connecting terminal.
In another aspect of the present invention, there is provided a dual-purpose cord including a connector and three exterior terminals, wherein a first connection terminal, a second connection terminal, and a third connection terminal of the connector are respectively provided in the three exterior terminals.
On the other hand of this application embodiment provides a connecting device, includes above-mentioned dual-purpose line, with the charging wire of dual-purpose line connection, with the earphone cord of dual-purpose line connection.
The beneficial effects of the embodiment of the application include:
in the connector, the dual-purpose wire and the connecting device provided by the embodiment of the application, the controller is respectively connected with the first connecting terminal, the second connecting terminal and the third connecting terminal; the first connecting terminal is also connected with the second connecting terminal and the third connecting terminal respectively; the second connecting terminal is used for receiving the charging voltage signal and sending the charging voltage signal to the first connecting terminal through the controller; the first connecting terminal is used for receiving an audio signal and sending the audio signal to the third connecting terminal through the controller; the controller is used for receiving the detection instruction sent by the terminal equipment, generating corresponding feedback information based on the detection instruction, and sending the feedback information to the terminal equipment. Wherein, after connector and terminal equipment are connected, the detection instruction that terminal equipment sent can be received to the controller, after sending feedback information for terminal equipment based on this detection instruction, terminal equipment can open and predetermine the transmission port to carry out audio transmission, wherein audio transmission is the audio transmission that the earphone of Lighting interface form goes on, thereby realizes filling soon and goes on simultaneously with audio transmission, improves the speed of charging, has increased the suitability of connector.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a first schematic structural diagram of a connector according to an embodiment of the present disclosure;
fig. 2 is a second schematic structural diagram of a connector according to an embodiment of the present application;
fig. 3 is a schematic structural diagram three of a connector provided in the embodiment of the present application;
fig. 4 is a schematic structural diagram of a connector according to an embodiment of the present application;
fig. 5 is a schematic structural diagram five of a connector provided in the embodiment of the present application;
fig. 6 is a sixth schematic structural diagram of a connector provided in an embodiment of the present application;
fig. 7 is a seventh schematic structural diagram of a connector provided in the embodiment of the present application;
FIG. 8 is a schematic structural diagram of a dual-purpose wire according to an embodiment of the present disclosure;
fig. 9 is a schematic structural diagram of a connection device according to an embodiment of the present application.
Icon: 100-a controller; 110-a first control pin; 120-a second control pin; 130-a third control pin; 140-a first resistance; 200-a first connection terminal; 210-a first connection pin; 220-second connection pin; 230-a third connection pin; 240-fourth connection pin; 250-a first signal pin; 260-a second signal pin; 300-second connection terminal; 310-a fifth connection pin; 320-a sixth connection pin; 330-a seventh connection pin; 400-third connection terminal; 410-an eighth connection pin; 420-a third signal pin; 430-a fourth signal pin; 500-verifying the chip; 10-a connector; 20-external wire end; 30-dual-purpose line; 40-a charging wire; 50-earphone line.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it is noted that the terms "first", "second", "third", and the like are used merely for distinguishing between descriptions and are not intended to indicate or imply relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
It should be noted that the connector used in the prior art usually does not have a controller, which results in that when the connector is connected to a mobile phone or other types of terminal devices, the terminal devices cannot verify the type of the connecting line, and therefore, during the process of simultaneously charging and playing audio, it is equivalent to simultaneously connecting a charging line and an earphone line to a bus of the terminal device, which results in that charging can be performed only at a normal charging speed during charging.
The specific connection relationship and the function of the connector provided in the embodiment of the present application will be specifically explained below.
Fig. 1 is a first schematic structural diagram of a connector according to an embodiment of the present application, and referring to fig. 1, the connector includes: a controller 100, a first connection terminal 200, a second connection terminal 300, and a third connection terminal 400; the controller 100 is connected to the first connection terminal 200, the second connection terminal 300, and the third connection terminal 400, respectively; the first connection terminal 200 is also connected to the second connection terminal 300 and the third connection terminal 400, respectively; the second connection terminal 300 is for receiving a charging voltage signal and transmitting the charging voltage signal to the first connection terminal 200 through the controller 100; the first connection terminal 200 is for receiving an audio signal and transmitting the audio signal to the third connection terminal 400 through the controller 100; the controller 100 is configured to receive a detection instruction sent by the terminal device, generate corresponding feedback information based on the detection instruction, and send the feedback information to the terminal device, where the feedback information is used to instruct the terminal device to open a preset transmission port.
Alternatively, the terminal device may be an electronic device such as a mobile phone and a tablet computer. Taking the terminal device as a mobile phone for example, the mobile phone may have an interface female socket, which may be used to connect with the first connection terminal 200 of the connector, thereby connecting the connector with the mobile phone.
Alternatively, the controller 100 may be a Micro Controller Unit (MCU), and the specific expression may be a control chip having a plurality of pins, which is not particularly limited herein.
Alternatively, the first connection terminal 200 may be a terminal used in an access terminal device, and specifically may be a chip provided in a plug; the second connection terminal 300 may be a terminal for connecting a charging wire, and particularly may be a chip provided in a mother socket; the third connection terminal 400 may be a terminal for connecting an earphone line in the form of a Lighting interface, and may be a chip disposed in a mother socket.
Optionally, after the connector is connected to the terminal device, the terminal device may send a detection instruction to the controller 100, where the detection instruction may be specifically used to detect factory setting information of the connector, such as the model and name of the connector; after the controller 100 receives the detection instruction, corresponding feedback information may be generated, where the feedback information may include the model, name, and the like of the connector, and after the terminal device receives the model and name of the connector, verification may be performed, so as to determine that the connector is a connector meeting a preset condition, and then a preset transmission port may be opened (the preset transmission port may not be opened for connection without successful verification), and in the case of opening the preset transmission port, an audio signal may be transmitted only through the port, thereby implementing quick charging.
Optionally, after the connector connects the charging wire, the charging wire can be connected with terminal equipment's female seat of interface through the connector, and then realizes charging.
Optionally, after the connector is connected to the earphone cable, the earphone cable may receive a related audio signal sent by the terminal device through the connector, and further obtain a corresponding audio, where the earphone cable is in a Lighting interface form.
In the connector provided by the embodiment of the application, the controller is respectively connected with the first connecting terminal, the second connecting terminal and the third connecting terminal; the first connecting terminal is also connected with the second connecting terminal and the third connecting terminal respectively; the second connecting terminal is used for receiving the charging voltage signal and sending the charging voltage signal to the first connecting terminal through the controller; the first connecting terminal is used for receiving an audio signal and sending the audio signal to the third connecting terminal through the controller; the controller is used for receiving the detection instruction sent by the terminal equipment, generating corresponding feedback information based on the detection instruction, and sending the feedback information to the terminal equipment. Wherein, after connector and terminal equipment are connected, the detection instruction that terminal equipment sent can be received to the controller, after sending feedback information for terminal equipment based on this detection instruction, terminal equipment can open and predetermine the transmission port to carry out audio transmission, wherein audio transmission is the audio transmission of Lighting interface form, thereby realize filling soon and go on simultaneously with audio transmission, improve the speed of charging, increased the suitability of connector.
The specific structure of the controller in the connector provided in the embodiment of the present application and the connection relationship between the controller and other structures will be specifically explained below.
Fig. 2 is a second schematic structural diagram of a connector according to an embodiment of the present application, and referring to fig. 2, the controller includes: a first control pin 110, a second control pin 120, a third control pin 130; the first control pin 110 is connected to the first connection terminal 200 and the second connection terminal 300, respectively; the second control pin 120 is connected to the first connection terminal 200; the third control pin 130 is connected to the first connection terminal 200, the second connection terminal 300, and the third connection terminal 400, respectively.
Optionally, the signal transmitted by the first control pin 110 is a USB _ CC signal, which may be used for protocol authentication for performing fast charging.
Optionally, the first control pin 110 is connected to the first connection terminal 200 and the second connection terminal 300, respectively, and USB _ CC signals can be transmitted between the first connection terminal 200 and the second connection terminal 300, so that the terminal device can authenticate the fast charging protocol of the connector, and after the authentication is successful, the fast charging can be started.
Optionally, the signal transmitted by the second control pin 120 is an ID0 signal, and the ID0 signal can be used for transmission protocol authentication.
Optionally, the second control pin 120 is connected to the first connection terminal 200, and may transmit an ID0 signal with the first connection terminal 200, so as to verify the model of the chip related to the connector by the terminal device, that is, determine whether the model of the chip related to the connector conforms to the transmission protocol authentication, and after the authentication is successful, perform the authentication of the fast charging.
Optionally, the signal transmitted by the third control pin 130 is an ID1 signal (SDQ signal), and may include a control instruction, where the control instruction is used to implement power supply and charging, and according to the instructions, fast charging authentication between the charger and the mobile phone may be performed. The signal at one end of the first resistor is an ID1 signal, and the signal at the other end is an SDQ signal, and the two-stage representation forms of the same signal are provided.
Alternatively, the controller may issue the SDQ signal through a third control pin when a pull-up resistor connected to ID1 provides a stable voltage (pull-up source) for the high level of the signal to a charging line inserted on the second terminal of the back-end. ID1 may be, among other things, a fixed 3.3V voltage provided by the handset, a regulated voltage required for operation may be provided to the back-end plug-in audio terminal, and a pull-up source may be provided to the SDQ.
That is, a control command is transmitted to the charger inserted into the rear-end second connection terminal through the SDQ signal, controlling it to supply the charging voltage and turning off the charging voltage at a specific time.
In addition, a connection channel between the mobile phone and the charger is established through the USB _ CC signal, a quick charge protocol is transmitted, and when the transmission of the quick charge protocol is completed, the mobile phone can enter a normal quick charge state.
Alternatively, the third control pin 130 is connected to the first connection terminal 200, the second connection terminal 300, and the third connection terminal 400, respectively, and an ID1 signal (SDQ signal), which is specifically a pull-up voltage provided by the first connection terminal 200, may be transmitted between the first connection terminal 200, the second connection terminal 300, and the third connection terminal 400 to provide the pull-up voltage to the controller 100, the second connection terminal 300, and the third connection terminal 400, respectively.
The third control pin 130 of the controller 100 is connected to the first resistor 140, and one end of the first resistor 140 is connected to the first connection terminal 200 and the third connection terminal 400, respectively; the other end of the first resistor 140 is connected to the second connection terminal 300 and the third control pin 130, and serves as a protection resistor.
The specific structure of the verification chip in the connector provided in the embodiment of the present application and the connection relationship between the verification chip and other structures will be specifically explained below.
Fig. 3 is a third schematic structural diagram of a connector according to an embodiment of the present application, please refer to fig. 3, where the connector further includes: a verification chip 500; the verification chip 500 is connected to the second control pin 120 of the controller 100; the verification chip 500 is configured to send authentication information to the terminal device for transmission protocol authentication.
Optionally, the verification chip 500 may be a chip for performing transmission protocol authentication, and at least one pin of the verification chip 500 is connected to the second control pin 120 of the controller 100, so as to receive the ID0 signal, and further, the terminal device may verify the model of the verification chip 500 of the connector, that is, determine whether the model of the verification chip 500 of the connector conforms to the transmission protocol authentication, and after the authentication is successful, perform the authentication of the fast charging.
Specific structures of the first connection terminals and connection relationships between the first connection terminals and other structures in the connector provided in the embodiment of the present application are specifically explained below.
Fig. 4 is a fourth schematic structural diagram of a connector according to an embodiment of the present application, referring to fig. 4, a first connection terminal includes: a first connection pin 210, a second connection pin 220, a third connection pin 230, a fourth connection pin 240; the first connection pin 210 is connected to the third control pin 130 and the third connection terminal 400 of the controller 100, respectively; the second connection pin 220 is connected to the first control pin 110 of the controller 100 and the second connection terminal 300, respectively; the third connection pin 230 is connected to the second connection terminal 300; the fourth connection pin 240 is connected to the second control pin 120 of the controller 100 and the verification chip 500.
Optionally, the signal transmitted by the first connection pin 210 is an ID1 signal, the signal transmitted by the second connection pin 220 is a USB _ CC signal, the signal transmitted by the third connection pin 230 is a PWR signal, and the signal transmitted by the fourth connection pin 240 is an ID0 signal.
The PWR signal transmitted by the third connection pin 230 may be a voltage signal for providing power. The other three types of signals have been explained in the foregoing, and are not described in detail herein.
Optionally, the first connection pin 210 is connected to the third control pin 130 and the third connection terminal 400 of the controller 100, and further, according to the connection relationship, the first connection pin 210 may be further connected to the second connection terminal 300 through the first resistor 140, which is specifically used to provide a pull-up voltage.
Optionally, the second connection pin 220 is connected to the first control pin 110 and the second connection terminal 300 of the controller 100, respectively, and may transmit the USB _ CC signal, so as to implement the fast charging protocol authentication of the terminal device on the connector, and when the authentication is successful, the fast charging may be started.
Alternatively, the third connection pin 230 is connected to the second connection terminal 300, and a supply voltage signal may be provided after the second connection terminal 300 is charged, and the supply voltage signal may be transmitted to the terminal device through the third connection pin 230.
Optionally, the fourth connection pin 240 is connected to the second control pin 120 of the controller 100 and the verification chip 500, and may transmit the ID0 signal, so as to verify the model of the verification chip 500 of the connector by the terminal device, that is, determine whether the model of the verification chip 500 of the connector conforms to the transmission protocol authentication, and after the authentication is successful, perform the authentication of the fast charging.
Optionally, the first connection terminal further comprises: a first signal pin 250, a second signal pin 260; the first signal pin 250 and the second signal pin 260 are respectively connected to the third connection terminal 400.
Alternatively, the first signal pin 250 may be used to transmit an L0n signal, and the second signal pin 260 may be used to transmit an L0p signal, where the L0n signal and the L0p signal are digital audio signals, respectively, and the signals need a headphone in the form of a lighting interface inserted at the back end to be able to resolve into audio signals of left and right channels. After the L0n signal and the L0p signal are transmitted to the third connecting terminal 400, the third connecting terminal can analyze and recognize the audio signal to obtain a sound signal that can be recognized by human ears.
Specific structures of the second connection terminals and connection relationships between the second connection terminals and other structures in the connector provided in the embodiment of the present application are specifically explained below.
Fig. 5 is a fifth structural schematic diagram of a connector according to an embodiment of the present application, and referring to fig. 5, the second connection terminal 300 includes: a fifth connection pin 310, a sixth connection pin 320, and a seventh connection pin 330; the fifth connection pin 310 is connected with the third control pin 130 of the controller 100; the sixth connection pin 320 is connected to the third connection pin 230 of the first connection terminal 200; the seventh connection pin 330 is connected to the first control pin 110 of the controller 100 and the second connection pin 220 of the first connection terminal 200, respectively.
Optionally, the signal transmitted by the fifth connection pin 310 is an SDQ signal, that is, the aforementioned ID1 signal; the signal transmitted by the sixth connection pin 320 is a PWR signal; the signal transmitted by the seventh connection pin 330 is a USB _ CC signal.
Optionally, the fifth connection pin 310 is connected to the third control pin 130 of the controller 100, and may transmit the ID1 signal (SDQ signal), which is specifically the pull-up voltage provided by the first connection terminal 200, to provide the pull-up voltage to the controller 100, the second connection terminal 300, and the third connection terminal 400, respectively.
Alternatively, the sixth connection pin 320 is connected to the third connection pin 230 of the first connection terminal 200, and a supply voltage signal may be provided after the second connection terminal 300 is charged, and the supply voltage signal may be transmitted to the terminal device through the third connection pin 230.
Optionally, the seventh connection pin 330 is connected to the first control pin 110 of the controller 100 and the second connection pin 220 of the first connection terminal 200, respectively, and may transmit the USB _ CC signal, so as to implement the fast charging protocol authentication of the terminal device on the connector, and after the authentication is successful, the fast charging may be started.
Specific structures of the third connection terminals and connection relationships between the third connection terminals and other structures in the connector provided in the embodiment of the present application are specifically explained below.
Fig. 6 is a sixth schematic structural diagram of a connector according to an embodiment of the present application, referring to fig. 6, a third connection terminal 400 includes: an eighth connection pin 410; the eighth connection pin 410 is connected to the third control pin 130 of the controller 100, the first connection pin 210 of the first connection terminal 200, and the fifth connection pin 310 of the second connection terminal 300, respectively.
Alternatively, the eighth connection pin may be used to transmit the ID1 signal, the eighth connection pin 410 is connected to the third control pin 130 of the controller 100 and the first connection pin 210 of the first connection terminal 200, respectively, and may transmit the ID1 signal (SDQ signal), which is specifically the pull-up voltage provided by the first connection terminal 200, to provide the pull-up voltage to the controller 100, the second connection terminal 300, and the third connection terminal 400, respectively.
Alternatively, the third connection terminal 400 includes: a third signal pin 420, a fourth signal pin 430; the third signal pin 420 and the fourth signal pin 430 are connected to the first signal pin 250 and the second signal pin 260 of the first connection terminal 200, respectively.
Alternatively, the third signal pin 420 may be used to transmit an L0n signal, and the fourth signal pin 430 may be used to transmit an L0p signal, where the L0n signal and the L0p signal are digital audio signals transmitted by the first signal pin 250 and the second signal pin 260, respectively. After the L0n signal and the L0p signal are transmitted to the third connection terminal 400, the headset terminal head inserted into the third terminal can authenticate and analyze the signals, and a voice signal that can be recognized by a person can be obtained.
The overall connection relationship of the connector provided in the embodiments of the present application is explained below by an overall connection relationship diagram of the connector.
Fig. 7 is a schematic structural diagram of a connector according to an embodiment of the present application, please refer to fig. 7, where fig. 7 is a schematic structural diagram of the connector, that is, the connection relationship between the pins of the sub-structures, and the specific connection relationship and the effect of the transmitted signals are explained in the foregoing, and are not repeated herein.
The specific structural relationship of the dual-purpose wire provided in the embodiment of the present application and the relationship with the aforementioned connector are specifically explained below.
Fig. 8 is a schematic structural diagram of a dual-purpose cord according to an embodiment of the present application, and referring to fig. 8, the dual-purpose cord includes a connector 10 and three external terminals 20, and a first connection terminal 200, a second connection terminal 300, and a third connection terminal 400 of the connector 10 are respectively disposed in the three external terminals 20.
Alternatively, the external terminal 20 may be made of any non-conductive material, and wraps the housing that is disposed outside the connector 10 and protects the connector 10, and the protective housings may be disposed outside the first connection terminal 200, the second connection terminal 300, and the third connection terminal 400, respectively.
Specific structures of the connecting means provided in the embodiments of the present application and specific connection relationships between these structures are specifically explained below.
Fig. 9 is a schematic structural diagram of a connection device according to an embodiment of the present application, and referring to fig. 9, the connection device includes the dual-purpose line 30, a charging line 40 connected to the dual-purpose line 30, and an earphone line 50 connected to the dual-purpose line 30.
Optionally, the charging line 40 may be a Lighting interface type mobile phone charging line, the earphone line 50 may also be a Lighting interface type earphone line, and the charging line 40 and the earphone line 50 may be separately disposed, where the charging line 40 is used to connect an external power source to implement charging; the earphone line 50 is used to connect an earphone to realize audio playing.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A connector, comprising: the device comprises a controller, a first connecting terminal, a second connecting terminal and a third connecting terminal;
the controller is respectively connected with the first connecting terminal, the second connecting terminal and the third connecting terminal; the first connecting terminal is also connected with the second connecting terminal and the third connecting terminal respectively;
the second connecting terminal is used for receiving a charging voltage signal and sending the charging voltage signal to the first connecting terminal through the controller;
the first connecting terminal is used for receiving an audio signal and sending the audio signal to the third connecting terminal through the controller;
the controller is used for receiving a detection instruction sent by the terminal equipment, generating corresponding feedback information based on the detection instruction, and sending the feedback information to the terminal equipment, wherein the feedback information is used for indicating the terminal equipment to open a preset transmission port.
2. The connector of claim 1, wherein the controller comprises: the device comprises a first control pin, a second control pin and a third control pin;
the first control pin is respectively connected with the first connecting terminal and the second connecting terminal;
the second control pin is connected with the first connecting terminal;
the third control pin is connected to the first connection terminal, the second connection terminal, and the third connection terminal, respectively.
3. The connector of claim 2, wherein the connector further comprises: verifying the chip;
the verification chip is connected with a second control pin of the controller;
the verification chip is used for sending authentication information to the terminal equipment for transmission protocol authentication.
4. The connector of claim 3, wherein the first connection terminal comprises: the first connecting pin, the second connecting pin, the third connecting pin and the fourth connecting pin;
the first connection pin is connected with a third control pin of the controller and the third connection terminal respectively;
the second connecting pin is respectively connected with the first control pin of the controller and the second connecting terminal;
the third connecting pin is connected with the second connecting terminal;
the fourth connection pin is connected with the second control pin of the controller and the verification chip.
5. The connector of claim 4, wherein the first connection terminal further comprises: a first signal pin and a second signal pin;
the first signal pin and the second signal pin are respectively connected with the third connecting terminal.
6. The connector according to claim 5, wherein the second connection terminal includes: a fifth connection pin, a sixth connection pin, and a seventh connection pin;
the fifth connection pin is connected with a third control pin of the controller;
the sixth connection pin is connected with a third connection pin of the first connection terminal;
the seventh connection pin is connected to the first control pin of the controller and the second connection pin of the first connection terminal, respectively.
7. The connector according to claim 6, wherein the third connection terminal includes: an eighth connection pin;
the eighth connection pin is connected with a third control pin of the controller, the first connection pin of the first connection terminal, and the fifth connection pin of the second connection terminal, respectively.
8. The connector according to claim 5, wherein the third connection terminal includes: a third signal pin and a fourth signal pin;
the third signal pin and the fourth signal pin are respectively connected with the first signal pin and the second signal pin of the first connecting terminal.
9. A dual-purpose cord comprising the connector according to any one of claims 1 to 8 and three exterior stubs, wherein the first connection terminal, the second connection terminal, and the third connection terminal of the connector are provided in the three exterior stubs, respectively.
10. A connection device comprising the dual-purpose cord of claim 9, a charging cord connected to the dual-purpose cord, and an earphone cord connected to the dual-purpose cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121344566.8U CN214673337U (en) | 2021-06-16 | 2021-06-16 | Connector, dual-purpose line and connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121344566.8U CN214673337U (en) | 2021-06-16 | 2021-06-16 | Connector, dual-purpose line and connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214673337U true CN214673337U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121344566.8U Active CN214673337U (en) | 2021-06-16 | 2021-06-16 | Connector, dual-purpose line and connecting device |
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| Country | Link |
|---|---|
| CN (1) | CN214673337U (en) |
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2021
- 2021-06-16 CN CN202121344566.8U patent/CN214673337U/en active Active
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