CN109687201B

CN109687201B - Socket, plug and mobile terminal

Info

Publication number: CN109687201B
Application number: CN201811520026.3A
Authority: CN
Inventors: 曾鑫
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2018-12-12
Filing date: 2018-12-12
Publication date: 2020-11-03
Anticipated expiration: 2038-12-12
Also published as: CN109687201A

Abstract

The embodiment of the invention provides a socket, a plug and a mobile terminal, wherein the socket specifically comprises: the plastic packaging structure comprises a first shell and a first plastic body, wherein the first plastic body comprises a plurality of first plastic barriers, a first groove-shaped structure is arranged between every two adjacent first plastic barriers, and a first terminal is arranged on the side wall of each first groove-shaped structure. In the embodiment of the invention, the socket has higher electrochemical corrosion resistance, and can meet the requirement of a quick charging technology.

Description

Socket, plug and mobile terminal

Technical Field

The invention relates to the technical field of communication, in particular to a socket, a plug and a mobile terminal.

Background

A Universal Serial Bus (USB) device of the mobile terminal is mainly used for data transmission between the mobile terminal and an external device and for charging a battery of the mobile terminal. With the development of technology, the functions of the mobile terminal become more powerful, the frequency of using the mobile terminal by consumers becomes higher and higher, and the power consumption of the mobile terminal is correspondingly increased, so that the frequency of using the USB device for charging the mobile terminal is higher and higher.

In the existing USB device, a socket is often disposed on the mobile terminal for connecting a plug in the USB device. Fig. 1 shows a schematic structural diagram of a conventional socket, and as shown in fig. 1, the conventional socket may include: the connector comprises a shell 10, a plastic body 11 arranged in the shell 10, and at least one terminal 12 arranged on the plastic body 11; the plastic body 11 is provided with a groove-shaped structure 110 and plastic barriers 111 which are alternately arranged; the terminals 12 are horizontally disposed within the channel structure 110. In practical applications, in order to facilitate the positioning and fixing of the terminals 12 on the plastic body 11, the plastic body 11 is often subjected to two injection molding processes to obtain the plastic partitions 111 between the groove-shaped structures 110.

However, in the prior art, in the case where conductive impurities enter the groove type structure 110, the conductive impurities easily connect two adjacent terminals 12, causing electrochemical corrosion or short circuit between the terminals 12. Moreover, since the distance between the adjacent terminals 12 is short, the thickness of the plastic partition 111 between the groove-shaped structures 110 is relatively thin, so that in the process of performing secondary molding on the plastic body 11, a gap is easily formed on the plastic partition 111, which further aggravates electrochemical corrosion or short circuit between the terminals 12. Furthermore, with the development of the rapid charging technology, the distance between the terminals 12 is required to be higher, and the distance between the terminals 12 in the prior art is difficult to meet the requirements of the rapid charging technology.

Disclosure of Invention

In view of this, in order to solve the problems that the socket is prone to electrochemical corrosion and the socket is difficult to meet the technical requirement of fast charging in the conventional mobile terminal, the invention provides a socket, a plug and a mobile terminal.

In one aspect, an embodiment of the present invention discloses a socket, including: the plastic packaging structure comprises a first shell and a first plastic body, wherein the first plastic body comprises a plurality of first plastic barriers, a first groove-shaped structure is arranged between every two adjacent first plastic barriers, and a first terminal is arranged on the side wall of each first groove-shaped structure.

On the other hand, the embodiment of the invention also discloses a plug matched with the socket for use, which comprises: the socket comprises a second shell and a second plastic body, wherein the second plastic body comprises a plurality of second plastic barriers, a second groove-shaped structure is arranged between every two adjacent second plastic barriers, a second terminal is arranged on the side wall of each second groove-shaped structure, and the contact part of each second terminal faces towards the first terminal of the socket.

In another aspect, an embodiment of the present invention further discloses a mobile terminal, including: the socket is described above.

The embodiment of the invention has the following advantages:

in the embodiment of the invention, the first plastic body comprises a plurality of first plastic barriers, a first groove-shaped structure is arranged between every two adjacent first plastic barriers, the side wall of the first groove-shaped structure is provided with the first terminal plastic barriers, and the first terminals are arranged on the side wall of the first groove-shaped structure, so that the distance between the first terminals can be increased, the difficulty of connecting the conductive impurities with the adjacent first terminals can be increased under the condition that the conductive impurities enter the first groove-shaped structure, the probability of electrochemical corrosion or short circuit between the first terminals is reduced, and the electrochemical corrosion resistance of the socket is improved.

Secondly, because the distance between the first terminal is longer, consequently, can increase the thickness of first plastic jube between the first cell type structure, like this, right the in-process that first plastic body carries out the post forming, can reduce the possibility that appears the gap on the first plastic jube, further promote the resistant electrochemical corrosion's of socket ability.

In addition, because the distance between the first terminals is long, the distance between the first terminals can easily meet the requirements of the quick charging technology, and therefore the application range of the socket can be expanded.

Drawings

Fig. 1 is a schematic structural diagram of a conventional socket;

FIG. 2 is a schematic diagram of a receptacle according to the present invention;

FIG. 3 is a schematic structural view of a first plastic body in the socket shown in FIG. 2;

FIG. 4 is an enlarged view of a portion of the first plastic body shown in FIG. 3 at position I;

FIG. 5 is an enlarged view of a portion of the first plastic body shown in FIG. 3 at position II;

FIG. 6 is a schematic view of the first terminal in the receptacle shown in FIG. 2;

FIG. 7 is a schematic view of a plug according to the present invention;

FIG. 8 is a schematic view of the structure of the position III of the plug shown in FIG. 7;

fig. 9 is a schematic view of the structure of the second terminal in the plug shown in fig. 7.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Example one

The embodiment of the invention provides a socket, which specifically comprises: the plastic packaging structure comprises a first shell and a first plastic body, wherein the first plastic body comprises a plurality of first plastic barriers, a first groove-shaped structure is arranged between every two adjacent first plastic barriers, and a first terminal is arranged on the side wall of each first groove-shaped structure.

In an embodiment of the invention, the first plastic body includes a plurality of first plastic barriers, a first groove-shaped structure is formed between adjacent first plastic barriers, and a first terminal is disposed on a side wall of the first groove-shaped structure. In practical application, because the first terminals are arranged on the side wall of the first groove-type structure, the distance between the first terminals can be longer, so that under the condition that conductive impurities enter the first groove-type structure, the difficulty of connecting the conductive impurities with the adjacent first terminals at the same time can be increased, the probability of electrochemical corrosion or short circuit between the first terminals is reduced, and the capacity of resisting electrochemical corrosion of the socket is increased.

Secondly, because the distance between the first terminal is longer, consequently, the thickness of first plastic jube between the first cell type structure also can be corresponding thick, and is right like this, carry out the secondary forming's in-process to first plastic body, can reduce the possibility that appears the gap on the first plastic jube, further increase the resistant electrochemical corrosion's of socket ability.

In addition, because the distance between the first terminals is long, the distance between the first terminals can easily meet the requirements of the quick charging technology, and therefore the application range of the socket can be enlarged.

Referring to fig. 2, a schematic structural diagram of a socket of the present invention is shown, which may specifically include: the first housing 20 and the first plastic body 21, the first plastic body 21 may include a plurality of first plastic partitions 212, a first groove-shaped structure 211 is disposed between adjacent first plastic partitions 212, and a first terminal 22 is disposed on a sidewall of the first groove-shaped structure 211. In the embodiment of the invention, the socket has higher electrochemical corrosion resistance, and can meet the requirement of a quick charging technology.

Referring to fig. 3, there is shown a schematic structural view of the first plastic body in the socket shown in fig. 2, and referring to fig. 4, there is shown a partially enlarged view of a position i of the first plastic body shown in fig. 3. As shown in fig. 4, since the first plastic body 21 may include a plurality of first plastic partitions 212, a first groove-shaped structure 211 is formed between adjacent first plastic partitions 212, and the first terminal 22 is disposed on a sidewall of the first groove-shaped structure 211. In practical applications, since the first terminals 22 are disposed on the sidewalls of the first trench-type structures 211, the distance between the first terminals 22 can be relatively long, so that, when conductive impurities enter the first trench-type structures 211, the difficulty of connecting the conductive impurities with the adjacent first terminals 22 at the same time can be increased, the probability of electrochemical corrosion or short circuit between the first terminals 22 can be reduced, and the electrochemical corrosion resistance of the socket can be increased.

Moreover, since the distance between the first terminals 22 is relatively long, the thickness of the first plastic partition 212 between the first groove-shaped structures 211 can be relatively thick, so that the possibility of gaps appearing on the first plastic partition 212 can be reduced in the process of performing secondary molding on the first plastic body 21, and the electrochemical corrosion resistance of the socket can be further improved.

In addition, since the distance between the first terminals 22 is long, the distance between the first terminals 22 easily meets the requirement of the quick charging technology, so that the application range of the socket can be increased.

As shown in FIG. 4, the first channel-type structure 211 may include opposing first and

second sidewalls

2111 and 2112, and a first opening disposed between the first and

second sidewalls

2111 and 2112; wherein the first terminal 22 is disposed on the first sidewall 2111; a first protrusion 2113 for shielding the first terminal 22 is provided on a side of the first side wall 2111 close to the first opening.

In practical applications, due to the shielding effect of the first protrusion 2113 on the first terminal 22, the conductive impurities can be prevented from contacting the first terminal 22 to some extent, so that the electrochemical corrosion resistance of the socket can be further increased.

Optionally, the first slot-type structure 211 may further include: a first bottom surface 2114 disposed between the first side wall 2111 and the second side wall 2112; wherein the first side wall 2111 is perpendicular to the first bottom surface 2114. In the embodiment of the present invention, since the first terminal 22 is provided on the first side wall 2111, in the case where the first side wall 2111 is perpendicular to the first bottom surface 2114, the first terminal 22 may be perpendicular to the first bottom surface 2114.

In practical applications, in the case where the first terminals 22 are perpendicular to the first bottom surface 2114, the distance between the adjacent first terminals 22 can be maximized, which not only can further increase the electrochemical corrosion resistance of the socket, but also can enable the socket to further meet the requirements of the fast charging technology.

In practical applications, the plurality of first terminals 22 may include a positive terminal. Specifically, the positive terminal may be a power supply positive terminal, the positive terminal is often disposed on one side of the plurality of first terminals 22 close to the edge, and the voltage of the positive terminal is often the largest among the plurality of first terminals 22, so that in the case where the positive terminal is connected to other first terminals 22, a short circuit or an electrochemical corrosion phenomenon is very easily caused.

Referring to fig. 5, a close-up view of the location ii of the first plastic body shown in fig. 3 is shown. As shown in fig. 5, the first groove-shaped structure 211 on the first plastic body 21 may include a positive groove-shaped structure, and the positive terminal may be disposed on a sidewall of the positive groove-shaped structure; the second side wall of the positive groove-shaped structure is provided with a notch portion 2115 extending to the first bottom surface.

In practical applications, the notch 2115 may be used to discharge conductive impurities into the positive slot-type structure, so as to avoid the positive terminal from being connected to another first terminal 22, and further improve the electrochemical corrosion resistance of the socket.

Referring to fig. 6, a schematic structural diagram of the first terminal in the socket shown in fig. 2 is shown, which may specifically include: a first contact portion 221 and a first welding portion 222; wherein the first contact portion 221 is connected with a sidewall of the first slot-shaped structure 211; the first welding portion 222 is exposed; the first contact portion 221 is perpendicular to the first welding portion 222. In practical applications, the first soldering portion 222 may be soldered to a flexible circuit board or a printed circuit board of the mobile terminal, and the socket and the motherboard are electrically connected through the flexible circuit board or the printed circuit board.

In the embodiment of the present invention, since the first contact portion 221 of the first terminal 22 is connected to the sidewall of the first groove-shaped structure 211, and the first contact portion 221 is perpendicular to the first soldering portion 222, it is beneficial to improve the positioning and soldering of the first soldering portion 222 on the flexible circuit board or the printed circuit board.

In summary, the socket according to the embodiment of the present invention at least includes the following advantages:

Example two

The embodiment of the invention provides a plug matched with the socket for use, which specifically comprises: the socket comprises a second shell and a second plastic body, wherein the second plastic body comprises a plurality of second plastic barriers, a second groove-shaped structure is arranged between every two adjacent second plastic barriers, a second terminal is arranged on the side wall of each second groove-shaped structure, and the contact part of each second terminal faces towards the first terminal of the socket.

In the embodiment of the invention, the second plastic body comprises a plurality of second plastic barriers, a second groove-shaped structure is arranged between every two adjacent second plastic barriers, and second terminals are arranged on the side walls of the second groove-shaped structure. In practical application, because the second terminals are arranged on the side walls of the second groove-type structures, the distance between the second terminals can be longer, so that under the condition that conductive impurities enter the second groove-type structures, the difficulty of connecting the conductive impurities with the adjacent second terminals at the same time can be increased, the probability of electrochemical corrosion or short circuit between the second terminals is reduced, and the electrochemical corrosion resistance of the plug is improved.

Secondly, because the distance between the second terminal is longer, consequently, the thickness of the second plastic jube between the second cell type structure also can be corresponding thick, and like this, right in the process that the second plastic body carries out injection moulding, can reduce the possibility that the gap appears on the second plastic jube, further increase the resistant electrochemical corrosion's of plug ability.

In addition, because the distance between the second terminals is long, the distance between the second terminals can easily meet the requirements of the quick charging technology, and therefore, the application range of the plug can be enlarged.

Referring to fig. 7, a schematic structural diagram of a plug of the present invention is shown, which may specifically include: the second housing 70 and the second plastic body 71, the second plastic body 71 includes a plurality of second plastic partitions 712, a second groove-shaped structure 711 is formed between adjacent second plastic partitions 712, a second terminal 72 is disposed on a sidewall of the second groove-shaped structure 711, and a contact portion of the second terminal 72 faces the first terminal of the socket. In the embodiment of the invention, the plug has higher electrochemical corrosion resistance, and can meet the requirement of a quick charging technology.

Referring to fig. 8, which shows a schematic structural diagram of a position iii of the plug shown in fig. 7, as shown in fig. 8, since the second plastic body 71 includes a plurality of second plastic partitions 712, a second groove-shaped structure 711 is formed between adjacent second plastic partitions 712, and a second terminal 72 is disposed on a sidewall of the second groove-shaped structure 711. Therefore, the distance between the second terminals 72 can be longer, so that, in the case where conductive impurities enter the second groove-type structures 711, the difficulty of the conductive impurities simultaneously connecting with the adjacent second terminals 72 can be increased, the probability of electrochemical corrosion or short circuit between the second terminals 72 can be reduced, and the electrochemical corrosion resistance of the plug can be increased.

Secondly, since the distance between the second terminals 72 is relatively long, the thickness of the second plastic partition 712 between the second groove-shaped structures 711 can be relatively thick, so that the possibility of gaps appearing on the second plastic partition 712 can be reduced in the process of injection molding the second plastic body 71, and the electrochemical corrosion resistance of the plug can be further improved.

In addition, since the distance between the second terminals 72 is long, the distance between the second terminals 72 easily meets the requirement of the quick charging technology, so that the applicable range of the plug can be increased.

As shown in FIG. 8, the second channel type structure 711 can include opposing third and

fourth sidewalls

7111 and 7112, and a second opening disposed between the third and

fourth sidewalls

7111 and 7112; wherein the second terminal 72 is disposed on the third sidewall 7111; a second protrusion 7113 for shielding the second terminal 72 is disposed on one side of the third sidewall 7111 close to the second opening.

In practical applications, due to the shielding effect of the second raised portion 7113 on the first terminal 72, the conductive impurities can be prevented from contacting the second terminal 72 to some extent, so that the electrochemical corrosion resistance of the plug can be further increased.

Optionally, the second slot structure 711 may further include: a second bottom face 7114 disposed between the third side wall 7111 and the fourth side wall 7112; wherein the third sidewall 7111 is perpendicular to the second bottom face 7114. In the embodiment of the present invention, since the second terminal 72 is disposed on the third sidewall 7111, in the case where the third sidewall 7111 is perpendicular to the second bottom face 7114, the second terminal 72 may also be perpendicular to the second bottom face 7114.

In practical applications, in the case where the second terminals 72 are perpendicular to the second bottom face 7114, the distance between the adjacent second terminals 72 can be maximized, which not only further increases the electrochemical corrosion resistance of the plug, but also enables the plug to further satisfy the requirements of the rapid charging technology.

Referring to fig. 9, a schematic structural diagram of a second terminal in the plug shown in fig. 7 is shown, which may specifically include: a second contact portion 721 and a second welding portion 722; wherein the second contact portion 721 is connected to a sidewall of the second trench type structure 711; the second weld 722 is exposed; the second contact portion 721 is perpendicular to the second welding portion 722; the contact bump 723 is disposed on the second contact portion 721 and faces the first contact portion of the first terminal of the socket. In practical applications, the second soldering portion 722 may be soldered to the flexible circuit board in the interface connector.

In the embodiment of the present invention, since the second contact portion 721 of the second terminal 72 is connected to the sidewall of the second groove-shaped structure 711, the second contact portion 721 is perpendicular to the second soldering portion 722, which is beneficial to improving the positioning and soldering of the second soldering portion 722 on the flexible circuit board.

Optionally, the surface of the contact bump 723 of the second terminal 72 is provided with a nickel plating layer and a gold plating layer; wherein the nickel plating layer is positioned between the surface of the contact bump and the gold plating layer. In practical applications, the nickel plating layer and the gold plating layer may be used to increase the wear resistance and conductivity of the contact bump 723, so as to improve the contact reliability and conductivity between the contact bump 723 and the first contact portion on the first terminal of the socket when the contact bump is in contact connection with the first contact portion.

In summary, the plug according to the embodiment of the present invention includes at least the following advantages:

EXAMPLE III

An embodiment of the present invention further provides a mobile terminal, which may specifically include: the socket is described above. In the mobile terminal, the socket may be connected to a main board of the mobile terminal, and the socket is used in cooperation with a control module and a power module on the main board of the mobile terminal to charge the mobile terminal or perform data connection with an external device. The mobile terminal can be a mobile terminal such as a mobile phone, a notebook computer, a tablet computer, wearable equipment, a bank system, an attendance system, an access control system and the like, and the specific type of the mobile terminal is not limited.

In an optional embodiment of the present invention, the mobile terminal may further include: the plug can be used for being matched with the socket. In particular, the electrical connection between the plug and the socket may be achieved by a contact connection between the second terminal and the first terminal.

To sum up, the mobile terminal provided by the embodiment of the present invention at least includes the following advantages:

The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

While preferred embodiments of the present invention have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the embodiments of the invention.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.

The socket, the plug and the mobile terminal provided by the invention are described in detail, and the principle and the implementation mode of the invention are explained by applying specific examples, and the description of the embodiments is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. A socket, comprising: the first plastic body comprises a plurality of first plastic barriers, a first groove-shaped structure is arranged between every two adjacent first plastic barriers, and a first terminal is arranged on the side wall of each first groove-shaped structure;

the first channel-type structure comprises a first side wall, a second side wall and a first bottom surface, wherein the first side wall and the second side wall are opposite, and the first bottom surface is arranged between the first side wall and the second side wall;

the first terminal is arranged on the first side wall;

the first terminals include a positive terminal;

the first groove-shaped structures comprise an anode groove-shaped structure, and the anode terminal is arranged on the side wall of the anode groove-shaped structure;

and a notch part extending to the first bottom surface is arranged on the second side wall of the positive groove type structure.

2. The receptacle of claim 1 wherein the first channel structure further comprises a first opening disposed between the first sidewall and the second sidewall; wherein

And a first bulge part used for shielding the first terminal is arranged on one side of the first side wall close to the first opening.

3. The socket of claim 2,

the first side wall is perpendicular to the first bottom surface.

4. The receptacle of claim 1, wherein the first terminal comprises: a first contact portion and a first weld portion; wherein

The first contact part is connected with the side wall of the first groove-shaped structure;

the first welding part is exposed;

the first contact portion is perpendicular to the first welding portion.

5. A plug for use with the receptacle of any one of claims 1 to 4, comprising: the second plastic body comprises a plurality of second plastic barriers, a second groove-shaped structure is arranged between every two adjacent second plastic barriers, second terminals are arranged on the side walls of the second groove-shaped structure, and the contact parts of the second terminals face the first terminals of the socket;

the second channel-type structure comprises a third side wall and a fourth side wall which are opposite, and a second opening arranged between the third side wall and the fourth side wall; wherein

The second terminal is disposed on the third sidewall.

6. The plug of claim 5, wherein a side of the third sidewall adjacent to the second opening is provided with a second protrusion for shielding the second terminal.

7. The plug of claim 6, wherein the second channel configuration further comprises: a second bottom surface disposed between the third sidewall and the fourth sidewall; wherein

The third side wall is perpendicular to the second bottom surface.

8. The plug of claim 5, wherein the second terminal comprises: a second contact portion and a second weld portion; wherein

The second contact part is connected with the side wall of the second groove-shaped structure;

the second welding part is exposed;

the second contact portion is perpendicular to the second welding portion.

9. The plug of claim 8, wherein a surface of the second contact portion is provided with a contact bump, the contact bump facing the first terminal of the socket;

a nickel plating layer and a gold plating layer are arranged on the surface of the contact bump; the nickel plating layer is positioned between the surface of the contact bump and the gold plating layer.

10. A mobile terminal, comprising: the socket of any one of claims 1 to 4.

11. The mobile terminal of claim 10, further comprising: the plug of any one of claims 5 to 9; wherein

The plug and the socket are electrically connected by contact between the second terminal and the first terminal.