CN202333182U - electrical connector - Google Patents

Abstract

An electric connector comprises an insulating body, a plurality of conductive terminals fixed on the insulating body and a shielding shell covering the insulating body, wherein the insulating body comprises a base part, a tongue plate horizontally extends in front of the base part, and a positioning plate extends from the bottom end of the base part; the conductive terminal is fixedly held in the insulating body and is provided with a contact part extending to the tongue plate and a welding part exposed at the rear of the base part; a shielding shell which covers the insulating body; the side wall of the opening of the shielding shell is respectively bent with a connecting part, the connecting part is further bent with a first welding part which is approximately vertical to the connecting part, two sides of the rear end of the shielding shell are respectively bent with a second welding part which is approximately coplanar with the first welding part, and the first welding part and the second welding part are positioned between the top wall and the bottom wall of the shielding shell.

Description

electrical connector

technical field

The utility model relates to an electrical connector, in particular to an electrical connector capable of transmitting high-speed audio and video signals (Digital Interface for Video and Audio).

Background technique

As people's demand for convenient application of electronic products is becoming more and more obvious, it has attracted the continuous attention of various manufacturers. In order to improve the competitiveness of electronic products, manufacturers must continuously strengthen and expand the functions of electronic products. In addition to the light and thin appearance, its structure and transmission speed also need to be continuously increased to improve the convenience of operation and use for users.

Electrical connectors are used to connect electronic products or between components in electronic products for signal transmission. Therefore, the importance of electrical connectors in electronic products is beyond words. Therefore, how do manufacturers make electrical connectors easy to assemble during manufacturing and reduce assembly costs? Cost, while taking into account the efficacy of electrical connectors, has become a place of competition among various manufacturers.

Especially for an electrical connector that can transmit high-frequency signals (Digital Interface for Video and Audio), it includes an insulating body, a plurality of conductive terminals held in the insulating body and a shielding shell covering the insulating body. The body is provided with a tongue plate, and the tongue plate is provided with a receiving groove that can accommodate the conductive terminal, so that the contact portion of the conductive terminal can be exposed on the tongue plate. The casing also has a welding portion extending from the bottom, and is welded to the circuit board through the conductive terminal welding portion and the shielding shell welding portion.

As can be seen from the above, since the volume of electronic products is getting smaller and smaller, if the electrical connector is welded on the surface of the circuit board, the thickness of the electronic product will be increased. In order to reduce the overall height of the electrical connector welded on the circuit board, It is necessary to change the overall height of the electrical connector, which is beneficial to the development of miniaturization of electronic devices.

It can be seen that the above-mentioned commonly used electrical connector still has many deficiencies, is not a good designer, and needs to be improved urgently.

In view of the shortcomings derived from the above-mentioned commonly used electrical connectors, the author of this case desperately wanted to improve and innovate. After years of painstaking research, he finally successfully developed and completed this electrical connector.

Contents of the invention

The purpose of this utility model is to reduce the overall height of the high-speed audio and video signal (Digital Interface for Video and Audio) specification electrical connector welded on the circuit board.

Another object of the present invention is to arrange the first welding portion and the second welding portion formed by continuous bending between the top wall and the bottom wall of the shielding case, so that it can be an electric connector of sinking plate.

In order to achieve the above object, the utility model is achieved in the following ways:

An electrical connector includes an insulating body, a plurality of conductive terminals fixed on the insulating body and a shielding shell covering the insulating body, the insulating body includes a base, a tongue plate extends horizontally in front of the base, and the bottom end A positioning plate is extended; the conductive terminal is held in the insulating body, and the conductive terminal is provided with a contact portion extending to the tongue plate and a welding portion exposed behind the base; the shielding shell covers the insulating body; wherein, the The side walls of the opening of the shielding shell are respectively bent to have a connecting portion, and the connecting portion is further extended to have a first welded portion which is slightly perpendicular to the connecting portion, and the two sides of the rear end of the shielding shell are respectively extended and bent to form a second welded portion. A welding portion is substantially coplanar with the second welding portion, and the first welding portion and the second welding portion are located between the top wall and the bottom wall of the shielding case.

Compared with the known technology, the welding part of the electrical connector of the utility model is located between the top wall and the bottom wall of the shielding case, so that when the electrical connector is welded and fixed on the circuit board, the welding height can be effectively reduced, which is beneficial to the thin and light electronic device. develop.

In one embodiment, the two sides of the top top of the base of the insulating body are provided with buckling grooves, and the rear of the top wall of the shielding housing is bent downward to have a buckling portion corresponding to the buckling grooves of the insulating body so that they can be locked together. Buckle to secure.

In one embodiment, the conductive terminal is fixed on the insulating body by embedded molding or assembly.

In one embodiment, the shielding housing includes a top wall, a bottom wall, and two side walls located between the top wall and the bottom wall, so that a receiving space for accommodating a docking connector is formed, and the top wall, bottom wall The wall and the two side walls are respectively provided with shrapnels that can be connected with the docking connector toward the receiving space, so that the docking connector can be stably connected in the receiving space.

In one embodiment, the top wall, bottom wall and side walls of the shielding case are formed by bending a sheet metal material.

The beneficial technical effect achieved by the utility model is to reduce the overall height of the high-speed audio and video signal (Digital Interface for Video and Audio) specification electrical connector welded on the circuit board.

Description of drawings

FIG. 1 is a three-dimensional exploded schematic view of the electrical connector of the present invention.

FIG. 2 is a perspective exploded schematic diagram of partial assembly of the electric connector of the present invention.

FIG. 3 is a three-dimensional assembly diagram of the electrical connector of the present invention.

FIG. 4 is a schematic perspective view of another perspective assembly of the electrical connector of the present invention.

FIG. 5 is a schematic perspective view of yet another perspective combination of the electrical connector of the present invention.

FIG. 6 is a schematic diagram of a three-dimensional implementation of the electrical connector of the present invention.

Explanation of reference signs

1-Insulation body; 11-Base; 12-Tongue plate; 13-Positioning plate; 14-Snap groove; 2-Conductive terminal; 21-Contact part; 22-Holding part; 23-Welding part; 31-top wall; 32-bottom wall; 33-side wall; 331-connecting part; 332-first welding part;

Detailed ways

In order to make the above and other objectives, features and advantages of the present invention more comprehensible, preferred embodiments are listed below and described in detail in conjunction with the accompanying drawings.

Please refer to FIGS. 1 to 5 , which include an insulating body 1 , a plurality of conductive terminals 2 fixed on the insulating body 1 and a shielding case 3 covering the insulating body 1 .

The insulating body 1 includes a base 11, a tongue plate 12 extends horizontally in front of the base 11, and a positioning plate 13 extends at the bottom, so that the tongue plate 12 and the positioning plate 13 are substantially parallel to each other, and the two sides of the top of the base 11 are arranged Has a buckle slot 14;

The conductive terminal 2 is provided with a contact portion 21 exposed on the lower side of the tongue plate 12, a holding portion 22 that is mutually fixed with the base portion 11, and a welding portion 23 bent and extended from the holding portion 22; the contact portion 21 is exposed on the The lower surface of the tongue plate 12 enables it to be electrically connected to the butt connector; the welding portion 23 and the contact portion 21 are parallel to each other; the conductive terminal 2 of the present invention is fixed on the insulating on body 1;

The shielding housing 3 includes a top wall 31, a bottom wall 32, and two side walls 33 between the top wall 31 and the bottom wall 32; the top wall 31, the bottom wall 32, and the two side walls 33 are made of sheet metal The material is bent and formed, and a receiving space 34 is formed therebetween for accommodating the docking connector, and the tongue plate 12 of the insulating body 1 is located in the receiving space 34; the top wall 31, the bottom wall 32 and the two side walls 33 On the upper part, elastic pieces 35 which can be connected with the docking connector are respectively arranged in the receiving space 34, so that the docking connector can be firmly connected in the receiving space 34, and there is a buckle groove 14 which is bent downward with the insulating body 1 at the rear of the top wall 31. The buckle parts 36 corresponding to each other, wherein, the two side walls 33 of the opening of the shielding housing 1 are respectively bent backward to have a connecting part 331, and a first connecting part 331 is extended and bent on the connecting part 331, which is slightly perpendicular to the connecting part 331. Welding portion 332, the two sides of the rear end of the side wall 33 of the shielding housing 3 respectively extend and bend a second welding portion 333 substantially coplanar with the first welding portion 332, and the first welding portion 332 and the second welding portion 333 The position is located between the top wall 31 and the bottom wall 32 of the shielding case 3 .

Please refer to FIG. 6, when the above components are assembled, the conductive terminal 2 is fixed on the insulating body 1 by embedded molding or assembly, so that the contact part 21 of the conductive terminal 2 is exposed at the bottom of the tongue plate 12, and the welding part 23 Then it is exposed at the rear of the insulating body 1; at this time, the insulating body 1 and the shielding shell 3 are combined with each other, and the buckle part 36 at the rear of the shielding shell 3 and the buckle groove 14 of the insulating body 1 are locked and fixed to each other, and the insulation The positioning plate 13 of the main body 1 is located at the bottom of the shielding shell 3 to achieve the purpose of buckling and positioning, and the tongue plate 12 is accommodated in the receiving space 34 of the shielding shell 3, so that it can be used for electrical connection of the docking connector. At this time, since the first welding portion 332 and the second welding portion 333 of the shielding case 3 are located between the top wall 31 and the bottom wall 32 of the shielding case 3, when the utility model electrical connector is welded and fixed on the circuit board 4 When it is on, it is welded and fixed on the circuit board 4, which greatly reduces the overall height after welding. In addition, the electrical connector of the present utility model is especially designed for electrical connectors that can transmit high-speed audio and video signals (Digital Interface for Video and Audio). use.

The above description of the utility model is illustrative rather than restrictive. Those skilled in the art understand that many modifications, changes or equivalents can be made to it within the spirit and scope of the claims, but they will all fall into the Into the protection scope of the present utility model.

Claims (8)

1. An electrical connector, characterized in that it includes an insulating body, a plurality of conductive terminals fixed on the insulating body and a shielding shell covering the insulating body, the insulating body includes a base, and a horizontally extending front of the base Tongue plate; conductive terminal, fixed in the insulating body, the conductive terminal is provided with a contact portion extending to the tongue plate and a welding portion exposed behind the base; a shielding shell, including a top wall, a bottom wall, and a top wall and the two side walls between the bottom wall, so that the insulating body is covered, the side walls of the opening are respectively bent to have a connecting portion, and the connecting portion is extended and bent to have a first welding portion perpendicular to the connecting portion, And the position of the first welding part is located between the top wall and the bottom wall of the shielding shell. 2 . The electrical connector as claimed in claim 1 , wherein a positioning plate extends from the bottom of the base of the insulating body so that it can be assembled on the bottom of the shielding case. 3 . 3. The electrical connector according to claim 1, characterized in that, there are buckle grooves on both sides of the top end of the base of the insulating body, and the rear of the top wall of the shielding housing is bent downward to connect with the buckle grooves of the insulating body. The corresponding buckle parts enable them to be buckled and fixed to each other. 4. The electrical connector according to claim 1, wherein the conductive terminal is provided with a contact portion exposed on the lower side of the tongue plate, a holding portion that is mutually held with the base portion, and a welding portion bent and extended from the holding portion. department. 5. The electrical connector according to claim 1, wherein the rear end of the shielding shell is respectively extended and bent to have a second welding portion coplanar with the first welding portion, so that the position of the second welding portion is located in the shielding shell between the top and bottom walls of the body. 6. The electrical connector according to any one of claims 1 to 5, wherein the conductive terminal is fixed on the insulating body by embedded molding or assembly. 7. The electrical connector according to any one of claims 1-5, wherein the top wall, bottom wall and side walls of the shielding housing are formed by bending a sheet metal material. 8. The electrical connector according to any one of claims 1 to 5, wherein the insulating body, the conductive terminal and the shielding shell are combined with each other to transmit high-speed audio and video signals. the

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