CN207075071U - TWS earphones with adapter cable - Google Patents

Abstract

The utility model discloses a TWS earphone with a patch cord, which comprises an earphone body and a patch cord; the earphone body comprises a shell, a loudspeaker, a TWS chip, an ear discharge circuit, a plug insertion detection circuit, a battery and a connector, wherein the loudspeaker, the TWS chip, the ear discharge circuit, the plug insertion detection circuit, the battery and the connector are arranged in the shell; the patch cord comprises a wire, a first plug and a second plug. Through being provided with the connector on the earphone body to the cooperation is provided with the patch cord, the first plug and the connection cooperation of patch cord are to inserting the connection, and the second plug can peg graft with outside electronic equipment, and this internal battery power of earphone consumes the back, can use the patch cord to continue to use the earphone body, thereby brings the convenience for the use, and switches to wired mode from wireless, can make data loss significantly reduce, and tone quality can effectively be improved.

Description

TWS earphones with adapter cable

technical field

The utility model relates to the technology in the field of earphones, in particular to a TWS earphone with an adapter wire.

Background technique

With the gradual miniaturization of smart home and smart hardware, earphones are used more and more frequently by people. At present, most earphones on the market are wired earphones, which are inconvenient to wear. Wireless earphones (TWS) are becoming more and more important.

Existing TWS headset products rely on the built-in battery to charge and use. When the battery is used up, it needs to be recharged. , resulting in greater data loss and poorer sound quality than traditional wired headphones.

Utility model content

In view of this, the utility model aims at the deficiencies in the prior art, and its main purpose is to provide a TWS earphone with an adapter cable, which can effectively solve the problems of inconvenient use and poor sound quality of the existing TWS earphones.

In order to achieve the above object, the utility model adopts the following technical solutions:

A TWS earphone with an adapter wire, including an earphone body and an adapter wire; the earphone body includes a shell and a speaker arranged in the shell, a TWS chip, an ear amplifier circuit, a plug insertion detection circuit, a battery and a connector, and a TWS chip Both the plug insertion detection circuit and the battery are connected to the TWS chip, the connector is connected to the plug insertion detection circuit and the amp circuit, and the connector is exposed to the shell; A plug, the first plug and the second plug are respectively connected to the output end and the input end of the wire, and the first plug is detachably mated with the connector for mating connection.

As a preferred solution, the connector is an RF connector, and correspondingly, the first plug is an RF plug.

As a preferred solution, the wire has a DAC/ADC circuit inside, and both the first plug and the second plug are connected to the DAC/ADC circuit.

As a preferred solution, the earphone bodies are separated from each other. The wire has two output ends, and each output end is connected to the aforementioned first plug, and the two first plugs are respectively connected to the connectors of the two earphone bodies. Mating mating connection.

As a preferred solution, the second plug is a Lighthing plug, a Type-c plug or a 3.5mm audio plug.

Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be known from the above technical solutions:

A connector is provided on the earphone body, and an adapter cord is arranged in conjunction with it. The first plug of the adapter cord is mated with the connection, and the second plug can be plugged with an external electronic device. After the battery power in the earphone body is exhausted, , You can use the adapter cable to continue using the headphone body, which brings convenience to use, and switching from wireless to wired mode can greatly reduce data loss and effectively improve sound quality.

In order to illustrate the structural features and functions of the utility model more clearly, the utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is the three-dimensional schematic view of the first preferred embodiment of the utility model;

Fig. 2 is a three-dimensional schematic diagram of another angle of the first preferred embodiment of the present utility model;

Fig. 3 is the circuit principle block diagram of the first preferred embodiment of the utility model;

Fig. 4 is the three-dimensional schematic view of the second preferred embodiment of the utility model;

Fig. 5 is a three-dimensional schematic diagram of another angle of the second preferred embodiment of the present invention;

Fig. 6 is a three-dimensional schematic diagram of a third preferred embodiment of the present invention;

Fig. 7 is a perspective view from another angle of the third preferred embodiment of the present invention.

Explanation of the accompanying drawings:

10. Headphone body 11. Shell

12. Speaker 13. TWS chip

14. Headphone amplifier circuit 15. Plug insertion detection circuit

16. Battery 17. Connector

20. Adapter cable 21. Wire rod

22. First plug 23. Second plug

24. DAC/ADC circuit.

Detailed ways

Please refer to FIG. 1 to FIG. 3 , which show the specific structure of the first preferred embodiment of the present invention, including an earphone body 10 and an adapter cable 20 .

The earphone body 10 includes a housing 11 and a speaker 12, a TWS chip 13, an ear amplifier circuit 14, a plug insertion detection circuit 15, a battery 16 and a connector 17 arranged in the housing 11, and the TWS chip 13 and the ear amplifier circuit 14 are connected to each other. The speaker 12 , the plug insertion detection circuit 15 and the battery 16 are all connected to the TWS chip 13 , the connector 17 is connected to the plug insertion detection circuit 15 and the amp circuit 14 , and the connector 17 is exposed to the shell 11 . In this embodiment, the connector 17 is an RF connector.

The adapter cord 20 includes a wire 21, a first plug 22 and a second plug 23, the first plug 22 and the second plug 22 are respectively connected to the output end and the input end of the wire 21, and the first plug 22 is detachably connected to the The device 17 is matched with the plug-in connection. In this embodiment, the first plug 22 is an RF plug, and the second plug 23 is a Lighthing plug, which is used for plug-in connection with Apple series electronic devices. Moreover, the wire 21 has a DAC/ADC circuit 24 inside, and the first plug 22 and the second plug 23 are both connected to the DAC/ADC circuit 24 .

And, the earphone body 10 is two separated from each other, the wire 21 has two output ends, and each output end is connected to the aforementioned first plug 22, and the two first plugs 22 are connected to the two earphone bodies 10 respectively. The device 17 is matched with the plug-in connection.

The working principle of this embodiment is described in detail as follows:

When in use, when the headphone body 10 is not connected to the adapter cable 20, the Bluetooth wireless connection is carried out with the external electronic device through the TWS chip 13, the audio data of the external electronic device is transmitted to the TWS chip 13, and the battery 16 supplies power to the TWS chip 13 and the speaker 12 , so that the speaker 12 plays audio; when the first plug 22 is mated with the connector 17, the plug insertion detection circuit 15 detects that the first plug 22 is inserted, and controls the TWS chip 13 to stop working. At this time, the second plug 23 is connected with the external electronic equipment, and the audio data of the external electronic equipment is transmitted to the connector 17 through the adapter cable 20, and then is played by the speaker 12 after being processed by the amp circuit 14.

Please refer to shown in Fig. 4 and Fig. 5, and it has shown the concrete structure of the second preferred embodiment of the present utility model, and the concrete structure of this embodiment is basically the same as the concrete structure of aforementioned first preferred embodiment, and its institute the difference is:

In this embodiment, the second plug 23 is a Type-c plug, which is used for plug-in connection with an electronic device with a Type-c socket.

The working principle of this embodiment is the same as that of the aforementioned first preferred embodiment, and the working principle of this embodiment will not be described in detail here.

Please refer to shown in Fig. 6 and Fig. 7, it has shown the concrete structure of the third preferred embodiment of the present utility model, and the concrete structure of this embodiment is basically the same as the concrete structure of aforementioned first preferred embodiment, and its institute the difference is:

In this embodiment, the second plug 23 is a 3.5mm audio plug, which is used for plug-in connection with an electronic device with a 3.5mm audio socket.

The working principle of this embodiment is the same as that of the aforementioned first preferred embodiment, and the working principle of this embodiment will not be described in detail here.

The key point of the design of this utility model is: by providing a connector on the earphone body and cooperating with an adapter cord, the first plug of the adapter cord is mated with the connection, and the second plug can be plugged with an external electronic device. After the battery in the earphone body runs out, you can use the adapter cable to continue using the earphone body, which brings convenience to use, and switching from wireless to wired mode can greatly reduce data loss and effectively improve sound quality.

The above are only preferred embodiments of the present utility model, and do not limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present utility model , all still belong to the scope of the technical solution of the utility model.

Claims (5)

1. A TWS earphone with an adapter cable, characterized in that: it includes an earphone body and an adapter cable; the earphone body includes a shell and a speaker arranged in the shell, a TWS chip, an ear amplifier circuit, a plug insertion detection circuit, and a battery and connector, the TWS chip and the amp circuit are connected to the speaker, the plug insertion detection circuit and the battery are connected to the TWS chip, the connector is connected to the plug insertion detection circuit and the amp circuit, and the connector is exposed to the shell; The first plug and the second plug are respectively connected to the output end and the input end of the wire, and the first plug is detachably matched with the connector for mating connection. 2. The TWS earphone with an adapter cable according to claim 1, wherein the connector is an RF connector, and correspondingly, the first plug is an RF plug. 3. The TWS earphone with an adapter cable according to claim 1, characterized in that: the wire has a DAC/ADC circuit inside, and both the first plug and the second plug are connected to the DAC/ADC circuit. 4. The TWS earphone with an adapter cable according to claim 1, characterized in that: the earphone body is two separate from each other, the wire has two output ends, and each output end is connected to a aforementioned first plug connection , the two first plugs are respectively connected to the connectors of the two earphone bodies for mating connection. 5. The TWS earphone with an adapter cable according to claim 1, wherein the second plug is a Lighthing plug, a Type-c plug or a 3.5mm audio plug.