CN115810930A - USB connector and mobile terminal - Google Patents

Abstract

The USB connector comprises a connector body and an audio component arranged on the connector body, wherein a sound transmission hole is formed in the position, butted with the audio component, of the connector body, the audio component is provided with a sound transmission channel communicated with the sound transmission hole, and therefore the audio component is communicated with the outside through the sound transmission hole and the sound transmission channel. In the USB connector that this disclosure provided, install audio frequency subassembly integration on the connector body, and design sound transmission hole and sound transmission passageway on audio frequency subassembly and connector body, in order to guarantee the input and the output of audio frequency, and like this, this USB connector has data transmission and audio transmission's function simultaneously, will be used for charging, the USB interface of transmission data, the horn mouth, the microphone wind gap merges into a mouth, the quantity that corresponds the trompil on reducible mobile terminal's the casing, realize waterproof dustproof, the integrated design.

Description

USB connector and mobile terminal

technical field

The present disclosure relates to the technical field of electronic equipment, in particular to a USB connector and a mobile terminal.

Background technique

Improving the integration of mobile phones, reducing the number of openings on the mobile phone shell, and even realizing a non-porous mobile phone solution, realizing waterproof and dustproof, and integrated design are the goals that are constantly being pursued in the current research and design process of mobile phones. In the related art, the microphone hole, the speaker hole and the USB charging interface exist independently on the mobile phone shell, which makes it more difficult to realize the waterproof and dustproof function of the mobile phone. Therefore, how to reduce the number of openings on the mobile phone case without affecting the audio input and output functions is a major problem to be overcome in the mobile phone research and development process.

Contents of the invention

In order to overcome the problems in related technologies, the present disclosure provides a USB connector and a mobile terminal using the USB connector.

According to the first aspect of the embodiments of the present disclosure, there is provided a USB connector, including a connector body and an audio component mounted on the connector body, wherein the connector body of the connector body is connected to the audio component A sound transmission hole is formed at the position, and the audio component has a sound transmission channel communicating with the sound transmission hole, so that the audio component communicates with the outside world through the sound transmission hole and the sound transmission channel.

Optionally, the connector body includes an annular shell and has a connection end for forming a plug interface and a fixed end for connecting with a circuit board, and the connector body is formed with a fitting for accommodating the audio component. The audio component can be laterally inserted into the assembly groove along the direction from the fixed end to the connecting end, and the sound transmission hole communicates with the connecting end and is arranged toward the fixed end.

Optionally, the peripheral surface of the housing and the end surface of the fixed end are respectively indented to jointly form the fitting groove, and the audio component is arranged in the fitting groove, wherein the peripheral surface of the casing is concave formed as the bottom wall of the fitting groove, and the end surface of the fixed end is concavely formed as the first side wall of the fitting groove.

Optionally, the audio component includes a base and a sound transmission part fixed on the base, the base surface of the base away from the sound transmission part abuts against the bottom wall, and the base The side facade close to the first side wall abuts against the first side wall, the sound transmission hole is opened on the first side wall, and the sound transmission channel includes openings on the side facade and A first sound transmission channel adjoining the sound transmission hole and a second sound transmission channel vertically extending from the first sound transmission channel to the sound transmission member.

Optionally, the first sound transmission channel and the second sound transmission channel are connected at the docking port, and the first sound transmission channel is configured to extend from an end close to the sound transmission hole to the inner diameter of the docking port. The tapering section gradually decreases, and the second sound transmission channel is configured as a tapering section whose inner diameter gradually increases from the docking port to an end close to the sound transmission member.

Optionally, the connector body further includes a conductive terminal disposed through the inner cavity of the housing, a support fixed to a fixed end of the conductive terminal, and a pin fixed on the support, the A groove is formed on the support, the groove bottom of the groove is flush with the bottom wall of the fitting groove, the groove side wall of the groove is flush with the second side wall of the fitting groove, so that Used to jointly support the base, the top surface of the support member and the peripheral surface of the housing are arranged at intervals and form a cavity.

Optionally, the base is fixed with a plurality of solder pins for connecting with the circuit board, and the support member is provided with a plurality of positioning notches matched with the solder pins.

Optionally, a metal terminal is embedded in the base, a pad for fixing the sound transmission element is provided on the top surface of the base, one end of the metal terminal is connected to the pad, The other end is formed as the solder fillet.

Optionally, the audio component is a microphone component and/or a speaker component.

Optionally, the connector body is a Type C connector.

According to the second aspect of the embodiments of the present disclosure, a mobile terminal is provided, including a housing and a USB connector installed in the housing, the USB connector is the above-mentioned USB connector, and the housing is provided with A USB interface corresponding to the position of the USB connector, and the USB interface communicates with the sound transmission hole.

The technical solutions provided by the embodiments of the present disclosure may include the following beneficial effects: In the USB connector provided by the present disclosure, the audio components are integrated on the connector body, and sound transmission holes and Sound transmission channel to ensure the input and output of audio, so that the USB connector has the function of data transmission and audio transmission at the same time, and the USB socket, speaker port and microphone port for charging and data transmission are combined into one port, The number of corresponding openings on the casing of the mobile terminal can be correspondingly reduced to realize waterproof and dustproof and integrated design.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present disclosure.

Description of drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description serve to explain the principles of the disclosure.

FIG. 1 is a bottom view of a case of a mobile terminal provided in the related art.

Fig. 2 is a bottom view of a housing of a mobile terminal according to an exemplary embodiment.

Fig. 3 and Fig. 4 are schematic structural diagrams of a USB connector according to an exemplary embodiment.

Fig. 5 is a cross-sectional view of a USB connector according to an exemplary embodiment.

Fig. 6 is a schematic structural diagram of a connector body in a USB connector according to an exemplary embodiment.

Fig. 7 is an exploded view of an audio component in a USB connector according to an exemplary embodiment.

Explanation of reference signs

1-connector body, 100-connecting end, 200-fixed end, 300-assembly groove, 301-bottom wall, 302-first side wall, 303-second side wall, 10-sound transmission hole, 11-shell, 12-conductive terminal, 13-support, 131-groove, 132-positioning notch, 14-pin, 2-audio component, 20-sound transmission channel, 201-first sound transmission channel, 202-second transmission Sound channel, 21-base, 211-welding plate, 22-sound transmission parts, 23-welding feet, 3-housing, 31-USB interface, 32-microphone port, 33-horn mouth.

Detailed ways

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numerals in different drawings refer to the same or similar elements unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatuses and methods consistent with aspects of the present disclosure as recited in the appended claims.

In the present disclosure, unless otherwise stated, the used orientation words such as "upper" and "lower" usually refer to the definition when the USB connector provided by the present disclosure is installed normally. For details, please refer to FIG. 5 In the direction of the drawing shown, "inside" and "outside" refer to the inside and outside of the outline of the corresponding component, and in addition, the terms "first", "second", etc. used in this disclosure are to distinguish one element from another Elements, without order and importance. When the following description refers to the accompanying drawings, the same numerals in different drawings refer to the same or similar elements unless otherwise indicated.

In the related art, as shown in FIG. 1 , the housing 3 of the mobile terminal is provided with a USB interface 31 for charging and transmitting data, a microphone port 32 for collecting sound, and a plurality of horn ports 33 for emitting sound. They are independently installed on the housing 3 , which leads to an increase in the number of openings on the housing 3 , which brings difficulties to the waterproof, dustproof and integrated design of the housing 3 .

In view of the above problems, as shown in FIGS. 3 to 5 , the present disclosure provides a USB connector, which includes a connector body 1 and an audio component 2 mounted on the connector body 1 , wherein the connector body 1 A sound transmission hole 10 is formed at a position abutting against the audio component 2, and the audio component 2 has a sound transmission channel 20 communicating with the sound transmission hole 10, so that the audio component 2 communicates with the outside world through the sound transmission hole 10 and the sound transmission channel 20 connected. Here, it should be noted that the connector body 1 can be any one of a TypeC connector or a variety of Micro USB connectors, and the audio component 2 can be a microphone component (MIC component), a speaker component, or both The two are integrated and arranged on the connector body 1, and the following will take the integration of the MIC component in the Type C connector as an example for a detailed introduction.

Through the above technical solution, in the USB connector provided by the present disclosure, the audio component 2 is integrated and installed on the connector body 1, and the sound transmission hole 10 and the sound transmission channel 20 are designed on the audio component 2 and the connector body 1, In order to ensure the input and output of audio, in this way, the USB connector has the functions of data transmission and audio transmission at the same time, and the USB socket, speaker port and microphone port for charging and data transmission are combined into one port, which can reduce the movement The shell 3 of the terminal corresponds to the number of openings to realize waterproof and dustproof and integrated design.

The manner in which the audio component 2 is integrated and installed on the connector body 1 can be adaptively designed according to the specific structures of the two components. In an exemplary embodiment of the present disclosure, as shown in FIG. 3 and FIG. 6 , the connector body 1 includes an annular shell 11 and has a connecting end 100 for forming a plug-in interface and a fixing member for connecting with a circuit board. end 200, the connector body 1 is formed with an assembly groove 300 for accommodating the audio component 2, the audio component 2 can be inserted laterally into the assembly groove 300 along the direction from the fixed end 200 to the connection end 100, and the sound transmission hole 10 is connected to the connection end 100 By being arranged towards the fixed end 200, the audio component 2 can be stably integrated and installed on the connector body 1 without affecting the effect of sound input or output. In other embodiments, the audio component 2 can be directly fixed on the top surface of the connector body 1, at this time, the sound transmission hole 10 can extend vertically to the top surface of the connector body 1, or, on the top surface of the connector body 1 An assembly groove 300 is provided on the top surface of the audio component 2, and the audio component 2 is installed by plugging up and down, all of which belong to the protection scope of the present disclosure.

More specifically, in the present disclosure, the peripheral surface of the housing 11 and the end surface of the fixed end 200 are respectively inwardly recessed to jointly form the above-mentioned fitting groove 300, and the audio component 2 is disposed in the fitting groove 300, wherein the peripheral surface of the casing 11 The bottom wall 301 of the fitting groove 300 is concavely formed, and the end surface of the fixed end 200 is concavely formed as the first side wall 302 of the fitting groove 300 . In this embodiment, the shape and size of the fitting groove 300 can be adaptively designed according to the structure of the audio component 2, and the audio component 2 can be inserted into the fitting groove 300 laterally from the fixed end 200 to the connecting end 100, and the audio component 2 Integrated installed on the connector body 1.

Taking the MIC component as an example, as shown in Figure 7, the audio component 2 includes a base 21 and a sound transmission part 22 fixed on the base 21, as shown in Figures 5 and 6, the base 21 is far away from the sound transmission part 22 The base surface of the base 21 abuts against the bottom wall 301, the side elevation of the base 21 close to the first side wall 302 abuts against the first side wall 302, the sound transmission hole 10 is opened on the first side wall 302, and the sound transmission channel 20 includes A first sound transmission channel 201 opened on the side elevation and adjacent to the sound transmission hole 10 and a second sound transmission channel 202 vertically extending from the first sound transmission channel 201 to the sound transmission member 22 . The sound transmission hole 10 is set on the first side wall 302, which can realize communication with the socket of the connector body 1. The sound transmission channel 20 adopts a two-stage design, and the first sound transmission channel 201 is connected to the sound transmission hole 10. In order to achieve communication with the external space, the second sound transmission channel 202 guides the sound to the sound transmission part 22, as shown in Figure 5, the above structural design can ensure that the external sound can pass through the socket of the connector body 1 - the sound transmission Hole 10-first sound transmission channel 201-second sound transmission channel 202-sound transmission part 22, after the audio component 2 is integrated on the connector body 1, it will not affect the sound transmission effect, so that the USB connector can simultaneously With charging, data transmission, audio transmission and other functions.

In the present disclosure, as shown in FIG. 5 , the first sound transmission channel 201 and the second sound transmission channel 202 are connected at the docking port, and the first sound transmission channel 201 is configured from one end close to the sound transmission hole 10 to the docking port The tapered section with a gradually decreasing inner diameter and the second sound transmission channel 202 are configured as a gradually expanding section with an inner diameter gradually increased from the docking port to an end close to the sound transmission member 22 . In this way, the sound effect of external sound entering the sound transmission channel 20 can be improved, and the sound transmitted from the sound transmission channel 20 has the largest contact area with the sound transmission part 22, which can ensure the sound effect of the sound transmission part 22.

The fixed end 200 of the connector body 1 can be configured as any suitable structure capable of being connected to a circuit board. In an exemplary embodiment of the present disclosure, as shown in FIG. 3 and FIG. 6 , the connector body 1 further includes a conductive terminal 12 disposed in the inner cavity of the housing 11 and a support member 13 fixed to the fixed end of the conductive terminal 12 , and the pin 14 fixed on the support 13, the support 13 is formed with a groove 131, the groove bottom of the groove 131 is flush with the bottom wall 301 of the assembly groove 300, the groove side wall of the groove 131 is in line with the assembly The second side wall 303 of the groove 300 is flush with each other for jointly supporting the base 21 , and the top surface of the support member 13 and the peripheral surface of the housing 11 are spaced apart to form a cavity. A groove 131 for carrying the base 21 is provided on the support member 13 , and the groove 131 can be used as a part of the assembly groove 300 to jointly carry the base 21 without affecting the connection between the pin 14 and the circuit board. The cavity formed by the top surface of the support 13 and the peripheral surface of the housing 11 can reduce the weight of the fixed end 200, especially after the audio component 2 is integrated on the fixed end 200, it can reduce the weight of the fixed end 200. The weight is significantly greater than the connection end 100 . In addition, in this embodiment, the size of the sound transmission part 22 can be significantly smaller than the base 21, and the peripheral surface of the housing 11 can extend to the top of the base 21 and match the size of the sound transmission part 22. The audio component 2 acts as a limit upward. When the audio component 2 is installed, it can be inserted into the assembly groove 300 along the direction from the fixed end 200 to the connecting end 100 .

In order to further locate the assembly of the base 21, as shown in Figures 6 and 7, the base 21 is fixed with a plurality of solder feet 23 for connecting with the circuit board, and the support member 13 is provided with a plurality of solder pins 23 connected to the circuit board. The pin 23 matches the positioning notch 132 . Specifically, a plurality of welding feet 23 can be fixed on the side elevation opposite to the side elevation on which the first sound transmission channel 201 is opened, so that the setting of the sound transmission channel 20 and the positioning of the base 21 do not affect each other.

In the present disclosure, the base 21 can be made of plastic material, the base 21 is embedded with a metal terminal, and the top surface of the base 21 is provided with a pad 211 for fixing the sound transmission part 22. One end of the metal terminal and the pad 211 are connected, and the other end is formed as a solder pin 23, which is used for soldering and fixing on the circuit board.

According to the second aspect of the embodiments of the present disclosure, a mobile terminal is provided, the mobile terminal includes a housing 3 and a USB connector installed in the housing 3, wherein the USB connector can be the USB connector introduced above, After the USB connector is assembled, it can be welded and fixed on the circuit board. Like this, as shown in FIG. The external sound can reach the sound transmission part 22 from the USB interface 31, the sound transmission hole 10, and the sound transmission channel 20, which reduces the number of openings on the housing 3, thereby reducing the need for The waterproof and dustproof holes reduce the design difficulty of the mobile phone, and at the same time improve the aesthetics of the mobile phone ID design.

Other embodiments of the disclosure will be readily apparent to those skilled in the art from consideration of the specification and practice of the disclosure. This application is intended to cover any modification, use or adaptation of the present disclosure, and these modifications, uses or adaptations follow the general principles of the present disclosure and include common knowledge or conventional technical means in the technical field not disclosed in the present disclosure . The specification and examples are to be considered exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It should be understood that the present disclosure is not limited to the precise constructions which have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (11)

1. The USB connector is characterized by comprising a connector body (1) and an audio component (2) installed on the connector body (1), wherein a sound transmission hole (10) is formed in the position, where the connector body (1) is butted with the audio component (2), of the connector body, and the audio component (2) is provided with a sound transmission channel (20) communicated with the sound transmission hole (10), so that the audio component (2) is communicated with the outside through the sound transmission hole (10) and the sound transmission channel (20).

2. The USB connector according to claim 1, wherein the connector body (1) includes a ring-shaped housing (11) and has a connection end (100) for forming a socket and a fixing end (200) for connecting with a circuit board, the connector body (1) is formed with a fitting groove (300) for accommodating the audio component (2), the audio component (2) is insertable into the fitting groove (300) laterally in a direction from the fixing end (200) to the connection end (100), and the sound transmission hole (10) is communicated with the connection end (100) and is disposed toward the fixing end (200).

3. The USB connector according to claim 2, wherein the peripheral surface of the housing (11) and the end surface of the fixed end (200) are recessed inward to form the fitting groove (300) together, and the audio component (2) is disposed in the fitting groove (300), wherein the peripheral surface of the housing (11) is recessed to form a bottom wall (301) of the fitting groove (300) and the end surface of the fixed end (200) is recessed to form a first side wall (302) of the fitting groove (300).

4. The USB connector according to claim 3, wherein the audio component (2) includes a base (21) and a sound transmission member (22) fixed on the base (21), a base surface of the base (21) far away from the sound transmission member (22) abuts against the bottom wall (301), a side elevation surface of the base (21) close to the first side wall (302) abuts against the first side wall (302), the sound transmission hole (10) is opened on the first side wall (302), and the sound transmission channel (20) includes a first sound transmission channel (201) opened on the side elevation surface and abutting against the sound transmission hole (10) and a second sound transmission channel (202) extending from a vertical direction of the first sound transmission channel (201) to the sound transmission member (22).

5. The USB connector according to claim 4, wherein the first sound transmission channel (201) and the second sound transmission channel (202) communicate at a docking port, the first sound transmission channel (201) is configured as a tapered section whose inner diameter is gradually reduced from an end near the sound transmission hole (10) to the docking port, and the second sound transmission channel (202) is configured as a tapered section whose inner diameter is gradually increased from the docking port to an end near the sound transmission member (22).

6. The USB connector according to claim 4, wherein the connector body (1) further comprises a conductive terminal (12) penetrating the inner cavity of the housing (11), a support (13) fixed at the fixed end of the conductive terminal (12), and a pin (14) fixed on the support (13), the support (13) is formed with a groove (131), the bottom of the groove (131) is flush with the bottom wall (301) of the assembly groove (300), the side wall of the groove (131) is flush with the second side wall (303) of the assembly groove (300) for jointly bearing the base (21), and the top surface of the support (13) and the peripheral surface of the housing (11) are arranged at intervals and form a cavity.

7. The USB connector according to claim 6, wherein the base (21) is fixed with a plurality of solder feet (23) for connecting with a circuit board, and the supporting member (13) is provided with a plurality of positioning notches (132) matched with the solder feet (23).

8. The USB connector according to claim 7, wherein a metal terminal is embedded in the base (21), a pad (211) for fixing the sound-transmitting member (22) is provided on the top surface of the base (21), one end of the metal terminal is connected to the pad (211), and the other end is formed as the solder leg (23).

9. USB connector according to one of claims 1 to 8, characterized in that the audio component (2) is a microphone component and/or a loudspeaker component.

10. The USB connector according to one of claims 1 to 8, characterized in that the connector body (1) is a Type C connector.

11. A mobile terminal, comprising a housing (3) and a USB connector installed in the housing (3), wherein the USB connector is the USB connector according to any one of claims 1-10, the housing (3) is provided with a USB interface (31) corresponding to the USB connector, and the USB interface (31) is communicated with the sound transmission hole (10).

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