CN207250806U - A kind of USB device and mobile terminal - Google Patents

Abstract

The utility model provides a kind of USB device and mobile terminal, and the USB device includes：First housing；The material of first housing is plastics, and first housing is equipped with first connecting portion, and the first connecting portion is used for the mainboard for connecting the USB device and mobile terminal；The USB seats being arranged in the first shell body；Described USB includes：Second housing and the conducting structure being arranged in the second shell body, the conducting structure are equipped with feed point shrapnel, and the feed point shrapnel is used for the mainboard for turning on the USB device and mobile terminal；And the flexible water structure of parcel second housing.The USB device of the utility model embodiment can form a metallic shield to avoid the first shell body, the reception and transmission of the aerial signal of mobile terminal be influenced, furthermore, it is possible to improve the water resistance of the USB device.

Description

A kind of USB device and mobile terminal

technical field

The utility model relates to the technical field of communication, in particular to a Universal Serial Bus (USB, Universal Serial Bus) device and a mobile terminal.

Background technique

With the user's pursuit of the ultimate user experience, users have higher and higher requirements for the appearance of mobile terminals such as smart phones and tablet computers. The metal shell has been welcomed by the majority of users because of its exquisite appearance. Many mobile terminal suppliers are A mobile terminal with a metal case is designed. An antenna of the mobile terminal is usually arranged on the metal casing of the mobile terminal, for example, the antenna of the smart phone is usually arranged on the metal casing of the smart phone close to the USB device.

Referring to FIG. 1 , it shows a schematic structural diagram of an existing USB device. The USB device may include a metal shell 101 and a metal terminal 102. The metal shell 101 is provided with a connection hole 103, and the USB device can pass through the connection hole. 103 is fixed on the main board of the mobile terminal, and at the same time, the USB device can realize the conduction between the metal terminal 102 and the main board of the mobile terminal by patching. In order to prevent water from entering the USB device and causing a short circuit of the USB device, in practical applications, after the USB device is pasted on the main board of the mobile terminal, the USB device can be wrapped with a waterproof soft glue structure.

However, since the antenna of the mobile terminal is arranged near the USB device, the metal casing 101 of the USB device shown in FIG. 1 will form a shielding cover to block the signal of the antenna and affect the transmission and collection of the antenna signal. Moreover, when assembling the USB device on the main board of the mobile terminal, it is necessary to implement conduction between the metal terminal 102 and the main board of the mobile terminal by means of patching, and the assembling process is relatively complicated. In addition, since the waterproof soft rubber structure needs to wrap the entire USB device, the surface structure of the waterproof soft rubber structure is relatively complicated, and the assembly is cumbersome, resulting in a poor waterproof effect.

Contents of the invention

In view of this, in order to solve the problem that the USB device in the existing mobile terminal will affect the transmission and collection of antenna signals, and the waterproof effect of the USB device is poor, the utility model proposes a USB device and a mobile terminal.

In order to solve the above problems, on the one hand, the utility model discloses a USB device, comprising:

The first casing; the material of the first casing is plastic, and the first casing is provided with a first connection part, and the first connection part is used to connect the USB device and the main board of the mobile terminal;

The USB seat provided in the first housing; the USB seat includes: a second housing and a conduction structure arranged in the second housing, the conduction structure is provided with a feed point shrapnel, the The feed point shrapnel is used to connect the USB device with the main board of the mobile terminal; and

A flexible waterproof structure wrapping the second casing.

On the other hand, the utility model also discloses a mobile terminal, including: a main board, a casing, and the aforementioned USB device; wherein

The motherboard is provided with a motherboard shrapnel at a position corresponding to the feed point shrapnel of the USB device;

The shrapnel of the main board is in contact with the shrapnel of the feed point;

The main board is provided with a second connecting portion at a position corresponding to the first connecting portion of the first housing;

The shell is provided with a third connection part at a position corresponding to the second connection part of the main board;

The second connecting portion of the motherboard is respectively connected to the first connecting portion of the USB device and the third connecting portion of the shell.

The utility model comprises the following advantages:

In the embodiment of the present invention, since the material of the first housing is plastic, it can avoid the formation of a metal shield by the first housing, which affects the receiving and sending of antenna signals of the mobile terminal; secondly, due to The flexible waterproof structure wraps the second casing, the surface structure of the flexible waterproof structure is relatively simple, and the assembly process is also relatively simple, so the bonding between the flexible waterproof structure and the second casing is relatively fast. Well, the waterproof performance of the USB device can be improved.

Description of drawings

FIG. 1 is a schematic structural diagram of an existing USB device;

Fig. 2 is a schematic diagram of an exploded structure of a USB device of the present invention;

FIG. 3 is a schematic diagram of a three-dimensional structure of a USB device shown in FIG. 2;

Fig. 4 is a schematic diagram of an exploded structure of a USB seat of the present invention;

Fig. 5 is a schematic diagram of a three-dimensional structure of a USB seat shown in Fig. 4;

Fig. 6 is a schematic diagram of an exploded structure of a conduction structure of the present invention;

FIG. 7 is a schematic diagram of a three-dimensional structure of a conduction structure shown in FIG. 6;

8 is a schematic diagram of an exploded structure of another USB device of the present invention;

FIG. 9 is a schematic perspective view of the three-dimensional structure of the USB device shown in FIG. 8;

FIG. 10 is a schematic diagram of an exploded structure of a mobile terminal of the present invention;

FIG. 11 is a schematic perspective view of the mobile terminal shown in FIG. 10 .

Detailed ways

In order to make the above purpose, features and advantages of the utility model more obvious and understandable, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

The embodiment of the utility model provides a USB device, which may specifically include: a first casing; the material of the first casing is plastic, and a first connecting part is arranged on the first casing; The connecting part can be used to connect the USB device and the main board of the mobile terminal; the USB socket arranged in the first casing; the USB socket can include: a second casing and a guide provided in the second casing; A communication structure, on which a feed point shrapnel is provided, and the feed point shrapnel can be used to conduct the USB device and the main board of the mobile terminal; and, a flexible waterproof structure wrapping the second casing.

In the embodiment of the present invention, since the material of the first housing is plastic, it can avoid the formation of a metal shield by the first housing, which affects the receiving and sending of antenna signals of the mobile terminal; secondly, due to The flexible waterproof structure wraps the second casing, the surface structure of the flexible waterproof structure is relatively simple, and the assembly process is also relatively simple, so the bonding between the flexible waterproof structure and the second casing is relatively fast. Well, the waterproof performance of the USB device can be improved.

Embodiment one

Referring to FIG. 2 , it shows a schematic diagram of an exploded structure of a USB device of the present invention. Referring to FIG. 3 , it shows a schematic diagram of a three-dimensional structure of a USB device shown in FIG. 2 . The USB device may specifically include: a first housing 201; the first housing 201 is made of plastic, and the first housing 201 is provided with a first connecting portion 2011, which can be used to connect the USB device with the The motherboard of the mobile terminal; the USB seat 202 arranged in the first housing 201; the USB seat 202 may include: a second housing 2021 and a conduction structure 2022 arranged in the second housing 2021, and the conduction structure 2022 is provided with There is a feed point elastic piece 2023, which can be used to connect the USB device and the main board of the mobile terminal; and a flexible waterproof structure 203 wrapping the second casing 2021 . The USB device of the embodiment of the utility model can not only prevent the first casing 201 from forming a metal shield, which affects the reception and transmission of antenna signals of the mobile terminal, but also has better waterproof performance.

In practical applications, since the material of the first casing 201 is plastic, it is possible to prevent the first casing 201 from forming a metal shield, which affects the reception and transmission of antenna signals of the mobile terminal. Moreover, the embodiment of the present utility model Among them, the flexible waterproof structure 203 can wrap the second housing 2021, so the waterproof performance of the USB device can be realized. Therefore, the surface structure of the flexible waterproof structure 203 is relatively simple, and the assembly process is also relatively simple. The flexible waterproof structure 203 and the second housing The bonding between the bodies 2021 is better, which can improve the waterproof performance of the USB device.

In an optional embodiment of the present invention, in order to enhance the sealing between the first housing 201 and the USB seat 202 and improve the waterproof performance of the USB device, the first housing 201 and the USB seat 202 can be integrated , in practical applications, the first housing 201 and the USB socket 202 can be processed into an integral structure by means of integral injection molding.

Referring to FIG. 4 , it shows a schematic diagram of an exploded structure of a USB socket of the present invention. Referring to FIG. 5 , it shows a schematic diagram of a three-dimensional structure of a USB socket shown in FIG. 4 . As shown in Figure 4 and Figure 5, the USB socket 202 may include a second housing 2021 and a conduction structure 2022 arranged in the second housing 2021, the conduction structure 2022 is provided with a feed point elastic piece 2023, the feed point elastic piece 2023 It can be used to connect the USB device with the main board of the mobile terminal.

In an optional embodiment of the present utility model, in order to improve the waterproof performance of the USB seat 202, the second housing 2021 and the conduction structure 2022 in the USB seat 202 can be integrated. The processing method of injection molding processes the second housing 2021 and the conduction structure 2022 into an integrated structure to obtain the USB socket 202 . Moreover, in order to further improve the waterproof performance of the USB socket 202, a sealing structure can be provided between the second housing 2021 and the conduction structure 2022. The sealing structure is formed by applying glue between them.

Optionally, the conduction structure 2022 in the USB socket 202 may also include a fixing buckle and a fixing plastic structure, and the fixing buckle and the fixing plastic structure may be used to fix the feeding point elastic piece 2023 in the limiting conduction structure 2022, Support and protect the feed point shrapnel 2023.

Referring to FIG. 6 , it shows a schematic diagram of an exploded structure of a conduction structure of the present invention. Referring to FIG. 7 , it shows a schematic diagram of a three-dimensional structure of a conduction structure shown in FIG. 6 . The conduction structure 2022 may include: a feed point spring 2023 , a fixing buckle 2024 and a fixing plastic structure 2025 . The feed point spring 2023 can be used to conduct the USB device and the main board of the mobile terminal, and the fixing buckle 2024 and the fixed plastic structure 2025 can be used to fix the limit feed point spring 2023 and support and protect the feed point spring 2023 .

In practical applications, the conduction structure 2022 can be processed in the following manner: first, assemble the feed point shrapnel 2023 and the fixing buckle 2024 to obtain an assembly, and then integrally inject the assembly and the plastic structure 2025, namely A via structure 2022 can be obtained.

In summary, the USB device in the embodiment of the present invention has the following advantages:

First, since the material of the first casing is plastic, it is possible to prevent the first casing from forming a metal shield, which affects the reception and transmission of antenna signals of the mobile terminal.

Secondly, since the USB device is provided with a feed point shrapnel, when the USB device is assembled on the main board of the mobile terminal, the feed point shrapnel can be conducted with the main board shrapnel on the main board, so it is possible to avoid the use of stickers. Chip technology realizes the conduction between the USB device and the main board, therefore, the assembling process of the USB device can be simplified.

In addition, due to the integrated structure of the first casing and the USB socket, the sealing between the first casing and the USB socket is better, and the waterproof performance of the USB device is better, and, because The flexible waterproof structure wraps the second casing, the surface structure of the flexible waterproof structure is relatively simple, and the assembly process is relatively simple, and the bonding between the flexible waterproof structure and the second casing is relatively good , can further improve the waterproof performance of the USB device.

Embodiment two

Referring to FIG. 8 , it shows a schematic diagram of an exploded structure of another USB device of the present invention. Referring to FIG. 9 , it shows a schematic diagram of a three-dimensional structure of the USB device shown in FIG. 8 . On the basis of the USB device described in Embodiment 1, the USB device shown in FIG. 8 and FIG. 9 may further include: a speaker 801 and a sound sealing structure 802, wherein the speaker 801 may be located in the concave portion 2012 of the first housing 201 Inside, it is connected with the recessed part 2012, and the sound sealing structure 802 can be attached to the first shell 201; in the USB device of the embodiment of the utility model, the speaker 801 can be used to convert electric energy into sound, and emit sound, so as to seal the sound The structure 802 can prevent the sound from the speaker 801 from leaking out and affect the sound quality of the sound.

In the embodiment of the present invention, a recessed part 2012 can be provided on the first housing 201, the recessed part 2012 can be used to place the speaker 801, and the sound sealing structure 802 can be attached to the first housing 201, so that when the When the USB device is bonded to the main board or other devices in the mobile terminal, the sound sealing structure 802 can prevent the sound from the speaker 801 from leaking out through the gap between the first housing 201 and the main board or other devices, affecting the quality of the sound. sound quality.

The USB device in the embodiment of the present invention, the speaker 801 and the sound sealing structure 802 can be regarded as a speaker assembly, that is to say, the above-mentioned USB device can integrate the functions of the USB device and the speaker assembly. Therefore, the above-mentioned USB device can be used in mobile terminals. When the device is installed, the structure of the mobile terminal can be made more compact, and the assembly cost of the mobile terminal can be reduced.

It can be understood that, in the embodiment of the present invention, only the speaker assembly integrated with the above-mentioned USB device is exemplified. In practical applications, those skilled in the art can also integrate other components on the above-mentioned USB device according to actual needs, for example, Receiver components, etc. The utility model does not specifically limit the types of components integrated on the above-mentioned USB device.

In the embodiment of the present invention, the USB device can integrate the functions of the USB device and the speaker assembly. Therefore, when the above USB device is used in the mobile terminal, the structure of the mobile terminal can be made more compact, and the mobile terminal can be reduced. assembly cost.

The embodiment of the present utility model also provides a mobile terminal, the mobile terminal may include: a motherboard, a casing, and the aforementioned USB device; wherein, the motherboard is provided with a motherboard shrapnel at a position corresponding to the feeding point shrapnel of the USB device The shrapnel of the main board is in contact with the shrapnel of the feeder; the main board is provided with a second connecting part at a position corresponding to the first connecting part of the first housing; the shell is connected to the main board A third connection part is provided at a position corresponding to the second connection part of the main board; the second connection part of the motherboard is respectively connected with the first connection part of the USB device and the third connection part of the shell. In the mobile terminal of the embodiment of the present invention, not only can the above-mentioned USB device be prevented from forming a metal shield, which will affect the reception and transmission of antenna signals of the mobile terminal, but also the waterproof performance of the USB device can be improved. The mobile terminal may include but not limited to smart phones, tablet computers, wearable devices, e-books, learning machines and other terminal devices

Referring to FIG. 10 , it shows a schematic diagram of an exploded structure of a mobile terminal of the present invention. Referring to FIG. 11 , it shows a schematic diagram of a three-dimensional structure of the mobile terminal shown in FIG. 10 . The mobile terminal may specifically include: a motherboard 1001, a casing 1002, and the above-mentioned USB device 1003; wherein, the motherboard 1001 is provided with a motherboard elastic piece 1004 at a position corresponding to the feeding point elastic piece (not shown in the figure) of the USB device 1003; 1004 is in contact with the feed point shrapnel; the main board 1001 is provided with a second connecting part 1006 at a position corresponding to the first connecting part 1005 of the first casing; the shell 1002 is at the second connecting part with the main board 1001 The position corresponding to 1006 is provided with a third connecting portion 1007; the second connecting portion 1006 of the motherboard 1001 is respectively connected to the first connecting portion 1005 of the USB device 1003 and the third connecting portion 1007 of the housing 1002.

In the embodiment of the present invention, since the material of the first housing is plastic, it is possible to prevent the first housing from forming a metal shield, which affects the reception and transmission of antenna signals of the mobile terminal.

In practical applications, the flexible waterproof structure in the USB device 1003 can be interference-fitted with the housing 1002 , so that waterproof or other liquids can enter the USB device 1003 and cause a short circuit of the USB device 1003 .

In an optional embodiment of the present invention, the mobile terminal may further include: a connecting screw 1008, the connecting screw 1008 passes through the first connecting part 1005, the second connecting part 1006 and the third connecting part 1007 in order to realize USB The connection between the device 1003 , the motherboard 1001 and the housing 1002 .

In practical applications, the mobile terminal can be assembled in the following manner: firstly, the motherboard 1001 is loaded into the shell 1002; The position corresponding to the feed point shrapnel is provided with a motherboard shrapnel 1004. Therefore, after the USB device 1003 is loaded into the casing 1002, the feed point shrapnel on the USB device and the main board shrapnel 1004 on the main board 1001 can be in contact with each other. Finally, connect the The screws 1008 pass through the first connection part 1005, the second connection part 1006 and the third connection part 1007 in order to realize the connection among the USB device 1003, the main board 1001 and the shell 1002, thus, the assembly of the mobile terminal can be completed.

In the embodiment of the present invention, since the USB device 1003 is provided with a feed point shrapnel, when the USB device 1003 is assembled on the motherboard 1001, the feed point shrapnel can conduct with the motherboard shrapnel 1004 on the motherboard 1001, so the use of The SMT process realizes the conduction between the USB device 1003 and the main board 1001, so that the assembly process of the mobile terminal can be simplified to a certain extent.

To sum up, the mobile terminal in the embodiment of the present invention has the following advantages:

First of all, in the embodiment of the present utility model, since the material of the first housing in the USB device is plastic, it is possible to prevent the first housing from forming a metal shield and affecting the antenna signal of the mobile terminal. receiving and sending.

Secondly, since the USB device is provided with a feed point shrapnel, when the USB device is assembled on the main board, the feed point shrapnel can conduct with the main board shrapnel on the main board, so it is possible to avoid the use of sticking Chip technology realizes the conduction between the USB device and the main board, so that the assembly process of the mobile terminal can be simplified to a certain extent.

In addition, because the surface structure of the flexible waterproof structure in the USB device is relatively simple, the assembly process is also relatively simple, and the bonding between the flexible waterproof structure and the second housing in the USB device is better, which can further improve the performance of the flexible waterproof structure. The waterproof performance of the USB device is improved, and then the waterproof performance of the entire mobile terminal is improved.

Finally, it should also be noted that in this text, relational terms such as first and second etc. are only used to distinguish one entity or operation from another, and do not necessarily require or imply that these entities or operations, any such actual relationship or order exists. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or terminal equipment comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements identified, or also include elements inherent in such a process, method, article, or end-equipment. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or terminal device comprising said element.

Above, a kind of USB device and a kind of mobile terminal provided by the utility model have been introduced in detail. In this paper, specific examples have been used to illustrate the principle and implementation of the utility model. The description of the above embodiments is only used to help Understand the method of the utility model and its core idea; at the same time, for those of ordinary skill in the art, according to the idea of the utility model, there will be changes in the specific implementation and scope of application. In summary, this description The content should not be construed as limiting the utility model.

Claims (10)

1. A USB device, characterized in that, comprising: The first casing; the material of the first casing is plastic, and the first casing is provided with a first connection part, and the first connection part is used to connect the USB device and the main board of the mobile terminal; The USB seat provided in the first housing; the USB seat includes: a second housing and a conduction structure arranged in the second housing, the conduction structure is provided with a feed point shrapnel, the The feed point shrapnel is used to connect the USB device with the main board of the mobile terminal; and A flexible waterproof structure wrapping the second casing. 2 . The USB device according to claim 1 , wherein the first casing and the USB socket are integrally structured. 3 . 3. The USB device according to claim 1, wherein the second housing and the conduction structure are integrally formed. 4. The USB device according to claim 3, wherein a sealing structure is provided between the second casing and the conducting structure. 5. The USB device according to claim 1, wherein the conduction structure further comprises: a fixing buckle and a fixing plastic structure. 6. The USB device according to claim 1, wherein a recess is formed on the first housing. 7 . The USB device according to claim 6 , further comprising: a speaker, the speaker is located in the concave portion and connected to the concave portion. 8 . 8 . The USB device according to claim 7 , further comprising: a sound sealing structure, and the sound sealing structure is bonded to the first shell. 9 . 9. A mobile terminal, characterized in that it comprises: a motherboard, a casing, and the USB device according to any one of claims 1 to 8; wherein The motherboard is provided with a motherboard shrapnel at a position corresponding to the feed point shrapnel of the USB device; The shrapnel of the main board is in contact with the shrapnel of the feed point; The main board is provided with a second connecting portion at a position corresponding to the first connecting portion of the first housing; The shell is provided with a third connection part at a position corresponding to the second connection part of the main board; The second connecting portion of the motherboard is respectively connected to the first connecting portion of the USB device and the third connecting portion of the shell. 10. The mobile terminal according to claim 9, further comprising: a connecting screw, the connecting screw passing through the first connecting part, the second connecting part and the third connecting part in order to realize the USB connection between the device, the motherboard and the housing.