CN214478259U

CN214478259U - Electrical connector

Info

Publication number: CN214478259U
Application number: CN202120300274.8U
Authority: CN
Inventors: 袁振京; 顾安朋
Original assignee: Bozhou Lanto Electronic Ltd
Current assignee: Bozhou Lanto Electronic Ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-10-22
Anticipated expiration: 2031-02-02

Abstract

An electrical connector includes a first terminal module, a second terminal module, a metal shielding partition, a metal shielding bracket, and a metal mounting member. The metal shielding partition plate is positioned between the first terminal module and the second terminal module. The metal shielding bracket is shielded on the first terminal module and/or the second terminal module. The metal mounting component comprises a sleeve part sleeved on the metal shielding support and mounting lugs extending from the sleeve part to two sides respectively, and the sleeve part and the metal shielding support are fixed in a welding mode. Compared with the prior art, the utility model discloses set up the installation lug on metal installation component, solved electric connector's installation problem. In addition, the sleeve part of the metal mounting component is welded and fixed with the metal shielding bracket, so that the grounding area is increased, and the shielding effect is improved.

Description

Electrical connector

Technical Field

The utility model relates to an electric connector belongs to connector technical field.

Background

An existing electrical connector generally includes an insulative housing, a plurality of conductive terminals fixed to the insulative housing, and a metal shielding shell covering the insulative housing. Some electrical connectors of the prior art further include mounting lugs in order to achieve the mounting of the electrical connector, however, how to improve the structural strength of the mounting lugs and how to improve the shielding effect is a technical problem faced by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a better electric connector of shielding effect and structural strength.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an electrical connector, comprising:

the first terminal module comprises a first insulating block and a plurality of first terminals fixed on the first insulating block;

the second terminal module comprises a second insulating block and a plurality of second terminals fixed on the second insulating block;

the metal shielding clapboard is positioned between the first terminal module and the second terminal module;

the metal shielding bracket is shielded on the first terminal module and/or the second terminal module;

the electric connector also comprises a metal mounting component, the metal mounting component comprises a sleeve part sleeved on the metal shielding bracket and mounting lugs respectively extending from the sleeve part to two sides, and the sleeve part is welded and fixed with the metal shielding bracket.

As a further improved technical solution of the present invention, the installation lug includes an installation hole, the center line of the installation hole is parallel or perpendicular to the butt joint direction of the electrical connector.

As the utility model discloses further modified technical scheme, the metal shielding support is including shielding first shield support on the first terminal module and shielding second shield support on the second terminal module, first shield support with second shield support fixed connection.

As a further improved technical solution of the present invention, the sleeve portion includes an edge, a height direction of the electrical connector and a first wall portion overlapping with the first shield support and an edge, the height direction and a second wall portion overlapping with the second shield support, the first wall portion includes at least one first welding recess hole formed by recessing the first shield support, the second wall portion includes at least one second welding recess hole formed by recessing the second shield support, the first welding recess hole is used to implement spot welding to fix the first shield support and the first wall portion, the second welding recess hole is used to implement spot welding to fix the second shield support and the second wall portion.

As a further improved technical solution of the present invention, the first shielding bracket includes a first main body portion, a first buckling portion extending from the first main body portion, and a first engaging portion extending from the first main body portion; the second shielding support comprises a second main body part, a second buckling part extending from the second main body part and a second joint part extending from the second main body part, wherein the first buckling part and the second buckling part comprise buckling protrusions and buckling grooves which are buckled mutually, and the first joint part, the second joint part and the metal shielding partition plate are fixed together.

As a further improved technical solution of the present invention, the electrical connector further includes an insulation body that is overmolded on a portion of the first terminal module, a portion of the metal shielding partition, a portion of the second terminal module, a portion of the metal shielding bracket, and a portion of the metal mounting component, wherein the insulation body includes a tongue plate, and the tongue plate includes a first surface and a second surface that are oppositely disposed; the first terminal includes a first docking portion exposed to the first surface, and the second terminal includes a second docking portion exposed to the second surface.

As a further improved technical solution of the present invention, the first terminal further includes a first tail portion electrically connected to the first butt-joint portion, and the second terminal further includes a second tail portion electrically connected to the second butt-joint portion; the electric connector also comprises a plurality of first cables welded and fixed with the first tail part and a plurality of second cables welded and fixed with the second tail part.

As a further improved technical solution of the present invention, the electrical connector includes a first grounding piece and a second grounding piece, wherein the first grounding piece is fixed with the first cable to connect the first cable into a whole, the second grounding piece is fixed with the second cable to connect the second cable into a whole, the first grounding piece the second grounding piece and the metal shielding partition are fixed together.

As a further improved technical solution of the present invention, the electrical connector further includes a filling adhesive filled in the welding position between the first tail portion and the first cable and the welding position between the second tail portion and the second cable; the electrical connector further includes a metal shielding shell that is shielded on the potting compound.

As a further improved technical scheme of the utility model, the electric connector is the USB Type C connector.

Compared with the prior art, the utility model discloses set up the installation lug on metal installation component, solved electric connector's installation problem. In addition, the sleeve part of the metal mounting component is welded and fixed with the metal shielding bracket, so that the grounding area is increased, and the shielding effect is improved.

Drawings

Fig. 1 is a perspective view of an electrical connector according to an embodiment of the present invention.

Fig. 2 is a perspective view of fig. 1 from another angle.

Fig. 3 is an exploded perspective view of the first terminal module, the second terminal module, and the metal shielding spacer.

Fig. 4 is an exploded perspective view from another angle of fig. 3.

Fig. 5 is a partial exploded perspective view of fig. 1 with the dielectric body, the first shield bracket, the second shield bracket and the metal mounting component separated.

Fig. 6 is a partial exploded perspective view of fig. 5 at another angle.

Fig. 7 is a partial exploded perspective view of fig. 1, with the metal shielding shell, the first grounding plate, and the second grounding plate separated.

Fig. 8 is a partial exploded perspective view of fig. 7 at another angle.

Detailed Description

Exemplary embodiments of the present invention will be described in detail below with reference to the accompanying drawings. If several embodiments exist, the features of these embodiments may be combined with each other without conflict. When the description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The description set forth below in the exemplary detailed description does not represent all embodiments consistent with the present invention; rather, they are merely examples of apparatus, products, and/or methods consistent with certain aspects of the invention, as recited in the claims of the invention.

The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the invention. As used in the specification and claims of this application, the singular form of "a", "an", or "the" is intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the terms "first," "second," and the like as used in the description and in the claims of the present invention do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the terms "front," "back," "up," "down," and the like in the description of the invention are used for convenience of description and are not limited to a particular position or spatial orientation. The word "comprise" or "comprises", and the like, is an open-ended expression meaning that an element that precedes "includes" or "comprising" includes "that the element that follows" includes "or" comprises "and its equivalents, that do not preclude the element that precedes" includes "or" comprising "from also including other elements. If the utility model discloses in appear "a plurality of", its meaning indicates two and more than two.

Referring to fig. 1 to 8, the present invention discloses an electrical connector 100, which includes a first terminal module 1, a second terminal module 2, a metal shielding partition 3, a metal shielding bracket 4, a metal mounting component 5, an insulating body 61, a filling adhesive 62, a first grounding piece 71, a second grounding piece 72, a metal shielding shell 8 and a cable 9. In the illustrated embodiment of the present invention, the electrical connector 100 is a USB Type C connector.

Referring to fig. 3 and 4, the first terminal module 1 includes a first insulating block 11 and a plurality of first terminals 12 fixed to the first insulating block 11. In the illustrated embodiment of the present invention, the first terminal 12 is insert-molded into the first insulating block 11 to be integrated into a single body, thereby improving strength. The first terminal 12 includes a first butt-joint portion 121 having a flat plate shape and a first tail portion 122 electrically connected to the first butt-joint portion 121. The first butting part 121 and the first tail part 122 are respectively located on the front side and the rear side of the first insulating block 11.

Similarly, the second terminal module 2 includes a second insulating block 21 and a plurality of second terminals 22 fixed to the second insulating block 21. In the embodiment of the present invention, the second terminal 22 is insert-molded into the second insulating block 21 to be integrated into a single body, thereby improving strength. The second terminal 22 includes a second flat-plate-shaped mating portion 221 and a second tail portion 222 electrically connected to the second mating portion 221. The second butt-joint part 221 and the second tail part 222 are respectively located at the front side and the rear side of the second insulating block 21. The first docking portion 121 and the second docking portion 221 are disposed up and down, and the first tail portion 122 and the second tail portion 222 are disposed up and down.

The metal shielding spacer 3 is located between the first terminal module 1 and the second terminal module 2 to reduce interference generated when the first terminal 12 and the second terminal 22 transmit signals.

Referring to fig. 5 and 6, the metal shielding bracket 4 is shielded on the first terminal module 1 and/or the second terminal module 2 to perform a shielding function. In the illustrated embodiment of the present invention, the metal shielding bracket 4 includes a first shielding bracket 41 covering the first terminal module 1 and a second shielding bracket 42 covering the second terminal module 2, and the first shielding bracket 41 is fixedly connected to the second shielding bracket 42.

Specifically, the first shield bracket 41 includes a first main body portion 411, a first buckling portion 412 extending from the first main body portion 411, and a first engaging portion 413 extending from the first main body portion 411. The second shield bracket 42 includes a second main body portion 421, a second fastening portion 422 extending from the second main body portion 421, and a second engaging portion 423 extending from the second main body portion 421. The first and

second fastening parts

412 and 422 include fastening protrusions 43 and fastening grooves 44 that are fastened to each other, and the first and second

engaging parts

413 and 423 and the metal shielding partition 3 are welded and fixed together.

The metal mounting member 5 includes a sleeve portion 51 fitted around the metal shield bracket 4 and mounting lugs 52 extending from the sleeve portion 51 to both sides. The sleeve portion 51 is welded and fixed to the metallic shield bracket 4 to improve the shielding effect. The mounting lugs 52 comprise mounting holes 521, and a center line a-a of the mounting holes 521 is parallel or perpendicular to the mating direction M-M of the electrical connector 100. In the illustrated embodiment of the present invention, the center line a-a of the mounting hole 521 is parallel to the mating direction M-M of the electrical connector 100; so configured, the mounting lugs 52 can be made to correspond to (e.g., be arranged in parallel with) the vertical walls of the casing (not shown) to be assembled, and the mounting lugs 52 can be fixed to the casing by mounting elements (e.g., bolts) passing through the mounting holes 521.

The sleeve portion 51 includes a first wall portion 511 that overlaps the first shield bracket 41 in the height direction H-H of the electrical connector 100 and a second wall portion 512 that overlaps the second shield bracket 42 in the height direction H-H. The first wall portion 511 includes at least one first welding recess hole 5111 concavely formed toward the first shield bracket 41. The second wall portion 512 includes at least one second welding recess hole 5121 concavely formed toward the second shield bracket 42. The first welding hole 5111 is used to perform spot welding to fix the first shield bracket 41 and the first wall portion 511, and the second welding hole 5121 is used to perform spot welding to fix the second shield bracket 42 and the second wall portion 512.

The insulating body 61 is overmolded on a portion of the first terminal module 1, a portion of the metal shielding spacer 3, a portion of the second terminal module 2, a portion of the metal shielding bracket 4, and a portion of the metal mounting member 5. The insulating body 61 comprises a tongue plate 611, and the tongue plate 611 comprises a first surface 6111 and a second surface 6112 which are arranged oppositely; referring to fig. 1 and fig. 2, the first butt-joint portion 121 of the first terminal 12 is exposed on the first surface 6111, and the second butt-joint portion 221 of the second terminal 22 is exposed on the second surface 6112.

The cables 9 include a plurality of first cables 91 welded to the first tail portion 122 and a plurality of second cables 92 welded to the second tail portion 222.

Before the cable 9 is soldered to the first and

second tail portions

122 and 222, the first ground tab 71 is fixed to the first cable 91 to integrally connect the first cable 91, and the second ground tab 72 is fixed to the second cable 92 to integrally connect the second cable 92; so configured, it is beneficial to improve the welding efficiency of the cable 9 with the first tail portion 122 and the second tail portion 222. The first grounding piece 71, the second grounding piece 72 and the metal shielding partition 3 are welded and fixed together.

After the soldering of the cable 9 to the first tail portion 122 and the second tail portion 222 is completed, the filling adhesive 62 is filled in the soldering portion of the first tail portion 122 and the first cable 91 and the soldering portion of the second tail portion 222 and the second cable 92. After the filling, the metal shielding case 8 is covered on the filling adhesive 62. In the illustrated embodiment of the present invention, the metal shielding shell 8 includes a first metal shielding shell 81 and a second metal shielding shell 82 fastened to each other. Preferably, the metal shield shell 8 is in contact with the metal mounting part 5 and the metal shield spacer 3 to further improve the shielding effect.

Compared with the prior art, the utility model discloses an electric connector 100 does not set up traditional outer metal casing, through setting up the installation problem has been solved on the one hand to metal installation part 5, on the other hand through inciting somebody to action metal installation part 5 with metal shield support 4 welded fastening to increase ground area, improved shielding effect.

The above embodiments are only used for illustrating the present invention and not for limiting the technical solutions described in the present invention, and the understanding of the present invention should be based on the technical personnel in the technical field, although the present specification has been described in detail with reference to the above embodiments, however, the skilled in the art should understand that the technical personnel in the technical field can still modify the present invention or substitute the same, and all technical solutions and modifications thereof that do not depart from the spirit and scope of the present invention should be covered within the scope of the claims of the present invention.

Claims

1. An electrical connector, comprising:

the terminal comprises a first terminal module (1), wherein the first terminal module (1) comprises a first insulating block (11) and a plurality of first terminals (12) fixed on the first insulating block (11);

a second terminal module (2), wherein the second terminal module (2) comprises a second insulating block (21) and a plurality of second terminals (22) fixed on the second insulating block (21);

a metal shielding partition (3), the metal shielding partition (3) being located between the first terminal module (1) and the second terminal module (2);

a metal shielding bracket (4), wherein the metal shielding bracket (4) is shielded on the first terminal module (1) and/or the second terminal module (2);

the method is characterized in that: the electric connector (100) further comprises a metal mounting component (5), the metal mounting component (5) comprises a sleeve part (51) sleeved on the metal shielding bracket (4) and mounting lugs (52) extending from the sleeve part (51) to two sides respectively, and the sleeve part (51) and the metal shielding bracket (4) are fixed in a welding mode.

2. The electrical connector of claim 1, wherein: the mounting lug (52) comprises a mounting hole (521), and a center line (A-A) of the mounting hole (521) is parallel or vertical to a butting direction (M-M) of the electric connector (100).

3. The electrical connector of claim 1, wherein: the metal shielding support (4) comprises a first shielding support (41) and a second shielding support (42), wherein the first shielding support (41) is shielded on the first terminal module (1) and the second shielding support (42) is shielded on the second terminal module (2), and the first shielding support (41) is fixedly connected with the second shielding support (42).

4. The electrical connector of claim 3, wherein: the sleeve portion (51) includes a first wall portion (511) overlapping with the first shield bracket (41) in a height direction (H-H) of the electrical connector (100) and a second wall portion (512) overlapping with the second shield bracket (42) in the height direction (H-H), the first wall portion (511) includes at least one first welding recess hole (5111) formed to be recessed toward the first shield bracket (41), the second wall portion (512) includes at least one second welding recess hole (5121) formed to be recessed toward the second shield bracket (42), the first welding recess hole (5111) is used to perform spot welding to fix the first shield bracket (41) and the first wall portion (511), the second welding recess hole (5121) is used to perform spot welding to fix the second shield bracket (42) and the second wall portion (512).

5. The electrical connector of claim 3, wherein: the first shield bracket (41) comprises a first main body part (411), a first buckling part (412) extending from the first main body part (411) and a first joint part (413) extending from the first main body part (411); the second shielding support (42) comprises a second main body part (421), a second buckling part (422) extending from the second main body part (421) and a second joint part (423) extending from the second main body part (421), wherein the first buckling part (412) and the second buckling part (422) comprise buckling protrusions (43) and buckling grooves (44) which are buckled with each other, and the first joint part (413), the second joint part (423) and the metal shielding partition plate (3) are fixed together.

6. The electrical connector of claim 3, wherein: the electrical connector (100) further comprises an insulating body (61) which is overmolded on a portion of the first terminal module (1), a portion of the metal shielding partition (3), a portion of the second terminal module (2), a portion of the metal shielding bracket (4) and a portion of the metal mounting component (5), wherein the insulating body (61) comprises a tongue plate (611), and the tongue plate (611) comprises a first surface (6111) and a second surface (6112) which are arranged oppositely; the first terminal (12) includes a first mating portion (121) exposed to the first surface (6111), and the second terminal (22) includes a second mating portion (221) exposed to the second surface (6112).

7. The electrical connector of claim 6, wherein: the first terminal (12) further comprises a first tail portion (122) electrically connected to the first mating portion (121), and the second terminal (22) further comprises a second tail portion (222) electrically connected to the second mating portion (221); the electrical connector (100) further includes a plurality of first cables (91) soldered to the first tail portion (122) and a plurality of second cables (92) soldered to the second tail portion (222).

8. The electrical connector of claim 7, wherein: the electrical connector (100) comprises a first grounding plate (71) and a second grounding plate (72), wherein the first grounding plate (71) is fixed with the first cable (91) to connect the first cable (91) into a whole, the second grounding plate (72) is fixed with the second cable (92) to connect the second cable (92) into a whole, and the first grounding plate (71), the second grounding plate (72) and the metal shielding partition plate (3) are fixed together.

9. The electrical connector of claim 7, wherein: the electrical connector (100) further comprises filling glue (62) filled in the welding position of the first tail part (122) and the first cable (91) and the welding position of the second tail part (222) and the second cable (92); the electrical connector (100) further comprises a metallic shielding shell (8) which is shielded on the filling glue (62).

10. The electrical connector of any one of claims 1 to 9, wherein: the electric connector (100) is a USB Type C connector.