TWM584997U - USB connector - Google Patents

Abstract

This creation discloses a USB connector including an insulating body, a terminal module, and a housing; the insulating body includes a tongue, the tongue protruding toward one end of the insulating body, and including an accommodation space and A plurality of openings, the openings communicating the external space and the accommodating space; the terminal module is accommodated in the accommodating space and includes a main body and a plurality of terminals, wherein the terminal includes a terminal The body and a contact portion and a soldering portion respectively disposed at both ends of the terminal body, the contacting portion is exposed to the tongue portion through the opening, and the soldering portion is exposed to the other end of the insulating body; The casing is assembled on the insulating body and covers the welding portion to protect the terminal from external force.

Description

USB connector

This creation relates to a USB connector that avoids terminal deformation and is relatively stable.

The Universal Serial Bus (USB) connector is used to regulate the connection and communication between the computer and external devices. With the rapid development of electronic information technology and the widespread use of mobile phones and other digital products, the USB connector has become the standard configuration of most digital products.

In the known USB connector manufacturing process, the contact terminals are directly assembled in the USB connector plug. It is difficult to distinguish whether the contact terminal is assembled normally and whether the height of the contact portion of the contact terminal and the main body are consistent, thereby reducing the manufacturing of the USB connector. Yield. In addition, the soldering portion extending from the contact terminal is perpendicular to the contact terminal itself and is exposed to the shell. It is difficult to buffer the thickness of the circuit board, which may cause deformation and damage of the terminal, or the terminal may be deformed due to accidental collision during the assembly process. In addition, the shrapnel used to assist the insertion and extraction of the USB connector to the corresponding interface will abut against the tongue when pushed by an external force, which easily causes the contact insertion and extraction force of the USB connector and the corresponding interface to be unstable.

The purpose of this creation is to overcome the shortcomings of the prior art described above, and to provide a USB connector that avoids terminal deformation and is relatively stable.

In order to achieve the above purpose, the present invention provides a USB connector including an insulating body, a terminal module, and a housing; the insulating body includes a tongue, and the tongue protrudes toward one end of the insulating body and includes An accommodating space, and a plurality of openings are provided on the surface of the tongue, the openings communicate with the external space and the accommodating space; the terminal module is accommodated in the accommodating space and includes a The main body and a plurality of terminals, wherein the terminal includes a terminal body, a contact portion and a welding portion respectively disposed at both ends of the terminal body, the terminal body is assembled and fixed with the main body, and the contact portion passes through the The opening is exposed on the tongue portion, and the welding portion is exposed on the other end of the insulating body; the casing is assembled on the insulating body and covers the welding portion.

In this creation, two elastic pieces are further provided in the accommodating space, the elastic pieces are respectively disposed on both sides of the terminal module, and the elastic piece is provided with a clamping portion, and two portions of the tongue portion Each side is further provided with an elastic piece hole, the elastic piece hole communicates the external space and the accommodating space, and the clamping portion is exposed to the tongue portion through the elastic piece hole.

In this creation, the terminal includes at least one contact terminal and at least one transmission terminal, the transmission terminal is disposed in the main body, and the contact terminal is disposed on an upper surface of the main body.

In this creation, the soldering portion of the contact terminal is set to extend upward and then bend downward to form a curved structure with a convex surface facing downward.

In this creation, the welding portion of the transmission terminal is set to extend horizontally and then bend up to form a curved structure with a convex surface facing upward.

In order to explain in detail the technical content, structural characteristics, achieved goals, and effects of this creation, the following examples are given in conjunction with the drawings to explain in detail.

Please refer to the first to third figures. In this creation, the USB connector 100 includes an insulating body 10, a terminal module 20 and a housing 40. The insulating body 10 includes a tongue portion 11 for connecting with a corresponding interface, and an elastic housing 12 for assisting insertion or extraction during use to share the force. The tongue portion 11 protrudes toward one end of the insulating body 10 and includes an internal accommodating space 11a. The surface of the tongue portion 11 is provided with a plurality of openings 11b and 11d, and passes through the openings 11b and 11d. The external space communicates with the accommodating space 11a; and the elastic housing 12 is disposed on the upper and lower surfaces of the insulating body 10 and is close to the connection portion between the tongue 11 and the corresponding interface, and passes through the elastic housing 12 to The corresponding interface applies a clamping force to stabilize the connection. In this embodiment, the elastic shell 12 includes an upper case 12 a disposed on an upper surface of the insulating body 10 and a lower case 12 b disposed on a lower surface of the insulating body 10.

Please refer to the first to fourth figures together, the terminal module 20 is accommodated in the accommodating space 11a, and the terminal module 20 includes a main body 21 and a plurality of terminals 22, wherein the terminals 22 includes at least one contact terminal 23 and at least one transmission terminal 24. The contact terminal 23 is disposed on an upper surface of the terminal module 20, and the transmission terminal 24 is enclosed in the main body 21. In order to improve the manufacturing yield of the USB connector 100. The contact terminal 23 includes a terminal body 23a and a contact portion 23b. The terminal body 23a and the main body 21 are assembled and fixed, and the contact portion 23b is exposed to the tongue portion 11 through the opening 11b. The transmission terminal 24 includes a terminal body 24a and a contact portion 24b. The terminal body 24a is integrally injection-molded with the body 21, and the contact portion 24b is exposed to the tongue portion 11 through the opening 11d.

By assembling the contact terminal 23 in the main body 21 and then further sleeved on the tongue 11, it is convenient to confirm whether the assembling of the contact terminal 23 is normal and the contact portion 23 b and the Whether the heights between the main bodies 21 are consistent. If it is found that the assembly of the contact terminal 23 is abnormal or the height of the contact portion 23b is inconsistent, the contact terminal 23 can be directly replaced, thereby improving the manufacturing yield of the USB connector 100.

Please refer to FIGS. 4 and 5 again, the contact terminal 23 and the transmission terminal 24 are provided with soldering portions 23c and 24c connected to the circuit board, and the soldering portions 23c and 24c are exposed to the insulating body 10. An end opposite to the tongue portion 11. In addition, in order to cooperate with circuit boards of different thicknesses, the soldering portions 23c and 24c are prevented from being deformed and damaged due to the different thicknesses of the circuit boards. In this preferred embodiment, the welding portion 23c is configured to extend upward and then bend down to form a curved structure with a convex surface downward; and the welding portion 24c is configured to extend horizontally and then bend up to form a curved structure. Curved structure with convex surface facing up. Through the curved structures arranged oppositely, the welding portions 23c and 24c are matched to form a clamping structure 25. The clamping structure 25 is clamped and fixed to the circuit board when it is connected to the circuit board, and cushions the thickness of the circuit board by elastic deformation that occurs when the soldering portions 23c and 24c provided in a curved structure are stressed, and Avoid deformation and damage of the terminal 22.

Please refer to the first diagram, the second diagram, and the fifth diagram together. In order to make the insertion and removal force of the USB connector 100 in contact with the corresponding interface more stable, the accommodation space 11a is further provided with two elastic pieces 30, The elastic pieces 30 are respectively disposed on both sides of the terminal module 20, and the elastic pieces 30 are provided with a clamping portion 31, and the two sides of the tongue portion 11 are further provided with a communication space between the external space and the container. The elastic piece hole 11c is located in the space, and the clamping portion 31 is exposed to both sides of the tongue portion 11 through the elastic piece hole 11c. When the USB connector 100 is in contact with a corresponding interface, the USB connector 100 abuts against the insulating body 10 when being pushed through the clamping portion 31 by an external force, so the insertion and removal force is relatively stable. In addition, when the USB connector 100 is in contact with a corresponding interface, the contact failure caused by shaking is reduced.

Referring to the fifth figure, the casing 40 is assembled on the insulating body 10 and covers the welding portions 23c and 24c to avoid deformation of the welding portions 23c and 24c due to accidental collision during the assembly process, affecting The normal use of the USB connector 100 is described. In this preferred embodiment, the casing 40 is disposed at an end of the insulating body 10 near the welding portions 23 c and 24 c, and the casing 40 includes an upper portion disposed on the upper surface of the insulating body 10. The casing 40 a and a lower casing 40 b disposed on the lower surface of the insulating body 10. The upper case 40a covers the upper surface of the welding portion 23c, and the lower case 40b covers the lower surface of the welding portion 24c.

100‧‧‧USB connector

10‧‧‧Insulated body

11‧‧‧ Tongue

11a‧‧‧accommodation space

11b, 11d‧‧‧Opening

11c‧‧‧ shrapnel hole

12‧‧‧ elastic shell

12a‧‧‧upper shell

12b‧‧‧Lower case

20‧‧‧Terminal Module

21‧‧‧ main body

22‧‧‧terminal

23‧‧‧contact terminal

24‧‧‧Transmission terminal

23a, 24a‧‧‧Terminal body

23b, 24b‧‧‧Contact

23c, 24c‧‧‧welding department

25‧‧‧ clamping structure

30‧‧‧ shrapnel

31‧‧‧Clamping section

40‧‧‧ shell

40a‧‧‧upper shell

40b‧‧‧lower case

The first picture is an exploded view of the USB connector of this creation. The second picture is a top view of the USB connector of this creation. The third picture is a cross-sectional view of the USB connector along the line B-B in the second picture. The fourth picture is the right side view of the terminal module in the USB connector of this creation. The fifth picture is a cross-sectional view of the USB connector along the line A-A in the second picture.

Claims (5)

A USB connector includes an insulating body, a terminal module, and a shell; the insulating body includes a tongue, the tongue protrudes toward one end of the insulating body, and includes an accommodation space, and the A plurality of openings are provided on the surface of the tongue, and the openings communicate with the external space and the accommodating space; the terminal module is accommodated in the accommodating space, and includes a main body and a plurality of terminals. The terminal includes a terminal body, a contact portion and a welding portion respectively disposed at both ends of the terminal body, the terminal body is assembled and fixed with the body, and the contact portion is exposed to the tongue portion through the opening. And the welding portion is exposed at the other end of the insulating body; the casing is assembled on the insulating body and covers the welding portion. According to the USB connector described in item 1 of the scope of patent application, wherein the accommodation space is further provided with two elastic pieces, the elastic pieces are respectively disposed on both sides of the terminal module, and the elastic piece is provided with a clip A spring portion is provided on each side of the tongue portion, the spring portion hole communicates the external space with the accommodation space, and the clamping portion is exposed to the tongue portion through the spring portion hole. The USB connector according to item 1 of the patent application scope, wherein the terminal includes at least one contact terminal and at least one transmission terminal, the transmission terminal is provided in the main body, and the contact terminal is provided in the main body Top surface. The USB connector according to item 3 of the scope of patent application, wherein the soldering portion of the contact terminal is set to extend upward and then bend downward to form a curved structure with a convex surface facing downward. The USB connector according to item 3 of the scope of patent application, wherein the soldering part of the transmission terminal is arranged to extend horizontally and then bend up to form a curved structure with a convex surface facing upward.