CN215497149U

CN215497149U - USB connector and mobile terminal

Info

Publication number: CN215497149U
Application number: CN202122225581.7U
Authority: CN
Inventors: 张�林; 朱志辉; 高锃
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-01-11
Anticipated expiration: 2031-09-14

Abstract

The utility model relates to a USB connector and mobile terminal, USB connector includes the connector body and installs audio frequency subassembly on the connector body, wherein, the connector body with the butt joint position department of audio frequency subassembly is formed with the sound transmission hole, the audio frequency subassembly have with the sound transmission passageway that the sound transmission hole is linked together to make the audio frequency subassembly through the sound transmission hole with the sound transmission passageway is linked together with the external world. In the USB connector that this disclosure provided, install audio frequency subassembly integration on the connector body to design on audio frequency subassembly and connector body and pass sound hole and pass the sound passageway, in order to guarantee the input and the output of audio frequency, like this, this USB connector has data transmission and audio transmission's function simultaneously, will be used for charging, the USB interface, the horn mouth of transmission data, 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 field of electronic devices, and in particular, to a USB connector and a mobile terminal.

Background

The integration level of the mobile phone is improved, the number of holes on the mobile phone shell is reduced, even a non-hole mobile phone scheme is realized, waterproof, dustproof and integrated design is realized, and the method is a target continuously pursued in the current mobile phone research and design process. In the correlation technique, the microphone hole, the horn hole and the USB charging interface are respectively and independently arranged on the mobile phone shell, so that the difficulty in realizing the waterproof and dustproof functions of the mobile phone is increased. Therefore, how to reduce the number of the holes on the mobile phone shell on the premise of not influencing the audio input and output functions is a great problem to be overcome in the research and development process of the mobile phone.

SUMMERY OF THE UTILITY MODEL

To overcome the problems in the related art, the present disclosure provides a USB connector and a mobile terminal using the same.

According to a 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 a sound transmission hole is formed at a position of the connector body where the audio component is butted against, and the audio component has a sound transmission channel communicated with the sound transmission hole, so that the audio component is communicated with the outside through the sound transmission hole and the sound transmission channel.

Optionally, the connector body includes an annular housing and has a connection end for forming a socket and a fixed end for connecting with a circuit board, the connector body is formed with an assembly groove for accommodating the audio component, the audio component can be transversely inserted into the assembly groove in a direction from the fixed end to the connection end, and the sound transmission hole is communicated with the connection end and is disposed toward the fixed end.

Optionally, the circumferential surface of the housing and the end surface of the fixed end are recessed inward to form the fitting groove, and the audio component is disposed in the fitting groove, wherein the circumferential surface of the housing is recessed to form a bottom wall of the fitting groove, and the end surface of the fixed end is recessed to form a first side wall of the fitting groove.

Optionally, the audio module includes a base and a sound transmission member fixed on the base, a base surface of the base far away from the sound transmission member abuts against the bottom wall, a side elevation surface of the base close to the first side wall abuts against the first side wall, the sound transmission hole is provided in the first side wall, the sound transmission channel includes a first sound transmission channel provided in the side elevation surface and abutting against the sound transmission hole, and a second sound transmission channel extending from a vertical direction of the first sound transmission channel to the sound transmission member.

Optionally, the first sound transmission channel and the second sound transmission channel are communicated at the butt joint, the first sound transmission channel is configured as a tapered section with gradually decreasing inner diameter from one end close to the sound transmission hole to the butt joint, and the second sound transmission channel is configured as a gradually expanding section with gradually increasing inner diameter from the butt joint to one end close to the sound transmission piece.

Optionally, the connector body still includes to run through the setting and is in conductive terminal in the shell inner chamber, fix the support piece of conductive terminal's stiff end, and fix pin on the support piece, be formed with the recess on the support piece, the tank bottom of recess with the bottom wall parallel and level of assembly groove, the groove lateral wall of recess with the second lateral wall parallel and level of assembly groove for bear jointly the base, the support piece the top surface with the global interval of shell sets up and forms the cavity.

Optionally, a plurality of solder legs for connecting with the circuit board are fixed on the base, and a plurality of positioning notches matched with the solder legs are formed in the supporting member.

Optionally, a metal terminal is embedded in the base, a bonding pad used for fixing the sound transmission piece is arranged on the top surface of the base, one end of the metal terminal is connected with the bonding pad, and the other end of the metal terminal forms the welding leg.

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

Optionally, the connector body is a Type C connector.

According to a second aspect of the embodiments of the present disclosure, a mobile terminal is provided, which includes a housing and a USB connector installed in the housing, where the USB connector is the above USB connector, the housing is provided with a USB interface corresponding to the USB connector, and the USB interface is communicated with the sound transmission hole.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects: in the USB connector that this disclosure provided, install audio frequency subassembly integration on the connector body, and design on audio frequency subassembly and connector body and pass sound hole and sound channel, in order to guarantee the input and the output of audio frequency, 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, can correspond the quantity that corresponds the trompil on reducing mobile terminal's the casing, realize waterproof dustproof, the 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 disclosure.

Drawings

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

Fig. 1 is a bottom view of a housing 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 4 are schematic structural diagrams illustrating a USB connector according to an exemplary embodiment.

FIG. 5 is a cross-sectional view of a USB connector shown in accordance with an exemplary embodiment.

Fig. 6 is a schematic structural diagram illustrating 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 example embodiment.

Description of the reference numerals

1-connector body, 100-connecting end, 200-fixing end, 300-assembling groove, 301-bottom wall, 302-first side wall, 303-second side wall, 10-sound transmission hole, 11-shell, 12-conductive terminal, 13-supporting piece, 131-groove, 132-positioning notch, 14-pin, 2-audio component, 20-sound transmission channel, 201-first sound transmission channel, 202-second sound transmission channel, 21-base, 211-welding disc, 22-sound transmission piece, 23-welding pin, 3-shell, 31-USB interface, 32-microphone port and 33-horn port.

Detailed Description

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, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

In the present disclosure, unless otherwise stated, the use of directional terms such as "upper" and "lower" generally means that they are defined in the case where the USB connector provided in the present disclosure is normally installed, and particularly, referring to the drawing direction shown in fig. 5, "inner" and "outer" mean inner and outer of the outlines of the respective components, and further, the use of the terms "first" and "second" and the like in the present disclosure is for distinguishing one element from another element, and has no order or importance. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated.

In the related art, as shown in fig. 1, a casing 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 speaker ports 33 for emitting sound, which are respectively and independently provided on the casing 3, so that the number of holes formed in the casing 3 is increased, and difficulty is brought to the waterproof, dustproof, and integrated design of the casing 3.

In view of the above problems, as shown in fig. 3 to 5, the present disclosure provides a USB connector including a connector body 1 and an audio component 2 mounted on the connector body 1, wherein a sound transmission hole 10 is formed at a position of the connector body 1 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 through the sound transmission hole 10 and the sound transmission channel 20. Here, it should be noted that the connector body 1 may be a Type C connector or any one of a plurality of Micro USB connectors, the audio component 2 may be a microphone component (MIC component), a speaker component, or both of them may be integrally disposed on the connector body 1, and the MIC component is specifically described in detail below by taking the example of the MIC component being integrated in the Type C connector as an example.

Through above-mentioned technical scheme, in the USB connector that this disclosure provided, install audio frequency subassembly 2 integration on connector body 1, and design sound transmission hole 10 and sound transmission passageway 20 on audio frequency subassembly 2 and connector body 1, in order to guarantee the input and the output of audio frequency, thus, 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, can correspond the quantity that corresponds the trompil on reducing mobile terminal's casing 3, realize waterproof dustproof, the integrated design.

The manner in which the audio component 2 is integrally mounted on the connector body 1 can be adaptively designed according to the specific structures of both. In an exemplary embodiment of the present disclosure, as shown in fig. 3 and 6, 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 can be transversely inserted into the fitting groove 300 in a direction from the fixing end 200 to the connection end 100, the sound transmission hole 10 is communicated with the connection end 100 and is disposed toward the fixing end 200, and the audio component 2 can be stably integrally mounted on the connector body 1 without affecting sound input or sound output effects. In other embodiments, the audio component 2 may be directly fixed on the top surface of the connector body 1, at this time, the sound transmission hole 10 may vertically extend to the top surface of the connector body 1, or the top surface of the connector body 1 is provided with an assembling groove 300, and the audio component 2 is installed in an up-down plugging manner, which all belong to the protection scope of the present disclosure.

More specifically, in the present disclosure, the circumferential surface of the housing 11 and the end surface of the fixed end 200 are recessed inward, respectively, to collectively form the above-described fitting groove 300, and the audio component 2 is disposed in the fitting groove 300, wherein the circumferential 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. In the present embodiment, the shape and size of the fitting groove 300 may be adaptively designed according to the structure of the audio module 2, and the audio module 2 may be inserted into the fitting groove 300 in a direction from the fixed end 200 to the connection end 100, to integrally mount the audio module 2 on the connector body 1.

Taking an MIC device as an example, as shown in fig. 7, the audio device 2 includes a base 21 and a sound-transmitting component 22 fixed on the base 21, as shown in fig. 5 and 6, a base surface of the base 21 far from the sound-transmitting component 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-transmitting hole 10 is opened on the first side wall 302, and the sound-transmitting channel 20 includes a first sound-transmitting channel 201 opened on the side elevation surface and abutting against the sound-transmitting hole 10, and a second sound-transmitting channel 202 extending from a vertical direction of the first sound-transmitting channel 201 to the sound-transmitting component 22. The sound transmission hole 10 is formed in the first side wall 302, and can be communicated with the socket of the connector body 1, the sound transmission channel 20 adopts a two-section design, the first sound transmission channel 201 is butted with the sound transmission hole 10, so that the communication with the external space is realized, the second sound transmission channel 202 guides the sound to the sound transmission member 22, as shown in fig. 5, the above structural design can ensure that the external sound can sequentially pass through the socket of the connector body 1, the sound transmission hole 10, the first sound transmission channel 201, the second sound transmission channel 202 and the sound transmission member 22, and after the audio component 2 is integrated on the connector body 1, the sound transmission effect cannot be influenced, so that the USB connector has the functions of charging, data transmission, audio transmission and the like.

In the present disclosure, as shown in fig. 5, the first sound transmission channel 201 and the second sound transmission channel 202 communicate at the butt joint, the first sound transmission channel 201 is configured as a tapered section in which the inner diameter of the butt joint gradually decreases from the end near the sound transmission hole 10, and the second sound transmission channel 202 is configured as a tapered section in which the inner diameter of the butt joint gradually increases from the butt joint to the end near the sound transmission member 22. Thus, the sound input effect of the external sound into 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 member 22, so that the sound input effect of the sound transmission member 22 can be ensured.

The fixed end 200 of the connector body 1 may be constructed in any suitable structure capable of being connected with a circuit board. In an exemplary embodiment of the present disclosure, as shown in fig. 3 and 6, the connector body 1 further includes a conductive terminal 12 disposed in the inner cavity of the housing 11, a support 13 fixed to the fixed end of the conductive terminal 12, and a pin 14 fixed to the support 13, the support 13 is formed with a groove 131, a bottom wall 301 of the groove 131 is flush with a bottom wall 301 of the fitting groove 300, a groove sidewall of the groove 131 is flush with a second sidewall 303 of the fitting groove 300 for commonly carrying the base 21, and a top surface of the support 13 and a peripheral surface of the housing 11 are spaced apart and form a cavity. The supporting member 13 is provided with a groove 131 for supporting the base 21, and the groove 131 can be used as a part of the assembling groove 300 to jointly support the base 21 without affecting the connection between the pins 14 and the circuit board. The cavity formed by the top surface of the support member 13 and the peripheral surface of the housing 11 can reduce the weight of the fixing end 200, and particularly can play a role of reducing weight after the audio module 2 is integrated in the fixing end 200, thereby preventing the weight of the fixing end 200 from being significantly larger than that of the connecting end 100. In addition, in the present embodiment, the size of the sound-transmitting member 22 may be significantly smaller than that of the base 21, and the peripheral surface of the housing 11 may extend above the base 21 and match with the size of the sound-transmitting member 22, so that the audio module 2 may be vertically limited and may be inserted into the fitting groove 300 in the direction from the fixed end 200 to the connection end 100 when the audio module 2 is installed.

In order to further position the assembly of the base 21, as shown in fig. 6 and 7, a plurality of solder feet 23 for connecting with the circuit board are fixed on the base 21, and a plurality of positioning notches 132 matched with the solder feet 23 are opened on the supporting member 13. Specifically, the plurality of solder legs 23 may be fixed to a side elevation opposite to a side elevation where the first sound transmission channel 201 is opened, so that the arrangement of the sound transmission channel 20 and the positioning of the base 21 are not affected by each other.

In this disclosure, base 21 can be the plastic material, and base 21 embeds and is equipped with the metal terminal, is provided with the pad 211 that is used for fixed sound conducting part 22 on the top surface of base 21, and the one end of metal terminal is connected with pad 211, and the other end forms to weld leg 23, and weld leg 23 is used for welded fastening on the circuit board, and sound conducting part 22 passes through the metal terminal and is connected with the circuit board with the weld leg, realizes audio frequency component 2's electricity and connects.

According to the second aspect of the embodiments of the present disclosure, a mobile terminal is provided, which includes a housing 3 and a USB connector installed in the housing 3, wherein the USB connector may be the USB connector described above, and the USB connector may be welded and fixed on a circuit board after being assembled, as shown in fig. 2, only a USB interface 31 corresponding to the USB connector needs to be provided on the housing 3, the USB interface 31 is communicated with a sound transmission hole 10, and a microphone opening and a horn opening do not need to be provided separately, external sound can reach the sound transmission member 22 from the USB interface 31, the sound transmission hole 10, and the sound transmission channel 20, so that the number of holes formed on the housing 3 is reduced, thereby reducing holes that need to be subjected to waterproof and dustproof processing, reducing the design difficulty of a mobile phone, and improving the aesthetic property brought by the ID design of the mobile phone.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that 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

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), 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 module (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), and 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 any 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).