TWI635662B - Electrical connector and the method of making the same - Google Patents

Abstract

An electrical connector includes a first terminal, a conductive module integrally formed by the second terminal, the metal member and the insulating body, and a shielding shell sleeved outside the insulating body, the insulating body including a base And a tongue plate extending forwardly from the base, the tongue plate comprising a first surface and a second surface disposed opposite each other, the insulating body being provided with a terminal groove exposing the first surface and the second surface, exposing the The terminal groove of the first surface extends in the front-rear direction and penetrates the base. The first terminal is inserted into the terminal slot of the first surface after the conductive module is formed.

Description

Electrical connector and method of manufacturing same

The present invention relates to an electrical connector, and more particularly to an electrical connector that can be inserted and reversed and a method of manufacturing the same.

For related art, please refer to the Chinese Patent No. CN203859329, which discloses an electrical connector that can be inserted and reinsed. The electrical connector includes a first module, a second module stacked with the first module, an inner mask housing and an outer mask housing. The first module includes a first insulating member and a plurality of first conductive terminals and a grounded metal piece embedded in the first insulating member. The first insulating member includes a tongue portion having opposite first and second surfaces. A plurality of terminal receiving grooves are formed on the second surface. The second module includes a second insulating member and a plurality of second conductive terminals embedded on the second insulating member. The abutting portion of the first conductive terminal is exposed on the first surface of the tongue portion. The abutting portion of the second conductive terminal is received in the terminal receiving groove and exposed to the second surface of the tongue portion. Referring to the Republic of China, the new TWM500370 patent, which discloses a positive and negative electrical connector. The electrical connector includes a housing, a base disposed in the housing, a plurality of first terminals and second terminals, an upper shielding member and a solid fixed in the base and located on a side of the upper rubber core The utility model is disposed in the base and is located on the side of the lower rubber core and is a lower shielding member. The base includes a glue core and a lower rubber core sequentially connected. The first terminal is disposed through the rubber core, and the second terminal is disposed through the rubber core. The upper shield shields a portion of the first terminal, and the lower shield shields a portion of the second terminal.

However, the above-mentioned electrical connectors are subjected to multiple overmolding or injection molding during molding, and the process is complicated and the process is complicated, which is not conducive to mass production.

Therefore, there is a need for an improved electrical connector to compensate for the above-discussed deficiencies in the prior art.

The main object of the present invention is to provide an electrical connector having a simple structure and a simple process and a method of manufacturing the same.

The object of the present invention is achieved by the following technical solution: an electrical connector comprising a first terminal, a conductive module integrally formed by the second terminal, the metal member and the insulating body, and a sleeve disposed outside the insulating body The shielding body comprises a base and a tongue plate extending forwardly from the base, the tongue plate comprising a first surface and a second surface disposed opposite each other, the insulating body being provided to expose the a terminal groove of the first surface and the second surface, the terminal groove exposing the first surface extends in the front-rear direction and penetrates the base, and the first terminal is inserted and held on the first surface after the conductive module is formed Inside the terminal slot.

Further, the electrical connector further includes an insulating member, and the insulating member is integrally formed at a rear end of the conductive module after the first terminal is assembled with the conductive module.

Further, the base includes a base body and a connecting block connecting the seat body and the tongue plate, the terminal slot extending from the rear end surface of the base body through the connecting block and extending to the tongue plate, the connecting block And a through hole for locating the mold to press against the second terminal, and the insulating member covers the through hole.

Further, the insulating member has a covering portion covering the upper end and the rear end of the seat body, and the first terminal and the second terminal respectively have a first fixing portion and a second fixing portion held in the insulating body, The covering portion covers the first terminal slot on the seat body and is wrapped and sealed The first fixing portion of the first terminal and the second fixing portion of the second terminal extend out of a portion of the rear end surface of the base.

Further, the insulating member has a sealing portion connected to the covering portion, the through hole is located on the connecting block, and the sealing portion fills and seals the terminal groove and the through hole on the connecting block.

Further, the first terminal and the second terminal respectively have a first soldering portion and a second soldering portion, and the first soldering portion and the second soldering portion are exposed at a rear end surface of the base, the first terminal The first weld portion hangs out of the terminal groove on the first surface.

Further, the first welded portion and the second welded portion are arranged on the same straight line, and are arranged in a plurality of groups at intervals.

Further, the first terminal has a first contact portion, and the second terminal has a second contact portion, wherein the first contact portion and the second contact portion are disposed correspondingly up and down to make the electrical connector positive and negative. Plug in.

The object of the present invention is achieved by the following technical solution 2: a method for manufacturing an electrical connector, comprising: a. providing a second terminal and a metal member, integrally forming an insulating body outside the second terminal and the metal member, the insulating body a base plate and a tongue plate extending forwardly from the base, the tongue plate having a first surface and a second surface disposed opposite each other, the second terminal being disposed on the second surface, the first The surface is provided with a terminal slot extending in the front-rear direction and penetrating the base, the terminal slot exposing the upper surface of the insulative housing; b. providing a first terminal, the first terminal being inserted into the terminal slot of the insulative housing ;c. providing a shielding shell, the shielding housing is sleeved outside the insulating body.

Compared with the prior art, the present invention has the following effects: the electrical connector of the present invention is formed by inserting the insulating body and the metal member, inserting the second terminal, and integrally forming the insulating member, thereby simplifying the process flow and assembling easily. save costs.

100‧‧‧Electrical connector

1‧‧‧Insulating body

10‧‧‧Terminal slot

11‧‧‧Base

12‧‧ ‧ tongue

121‧‧‧ first surface

122‧‧‧ second surface

13‧‧‧ body

14‧‧‧Connecting block

140‧‧‧through hole

2‧‧‧Electrical terminals

21‧‧‧First terminal

210, 220‧‧‧ head

211‧‧‧ first contact

212‧‧‧First Fixed Department

213‧‧‧First Welding Department

22‧‧‧second terminal

221‧‧‧Second contact

222‧‧‧Second fixed department

223‧‧‧Second welding department

3‧‧‧Metal parts

30‧‧‧Opening

31‧‧‧Support

32‧‧‧ Positioning Department

33‧‧‧Fixed feet

34‧‧‧ Holding Department

4‧‧‧Insulation

41‧‧‧Covering Department

42‧‧‧ Sealing Department

5‧‧‧Shaded housing

51‧‧‧ top wall

52‧‧‧ bottom wall

53‧‧‧ side wall

54‧‧‧ convex hull

The first figure is a perspective assembled view of the electrical connector of the present invention.

The second figure is a three-dimensional combination view of the first figure seen from another direction.

The third figure is a partially exploded perspective view of the electrical connector of the present invention.

The fourth figure is a partial exploded view of the third figure seen from another direction.

The fifth figure is a perspective view of the electrical connector of the present invention for removing the shielding case and taking out the insulating member.

The sixth figure is a three-dimensional diagram of the fifth figure viewed from another direction.

The seventh figure is a perspective view of the first terminal taken out in the fifth figure.

The eighth figure is an exploded perspective view of the electrical connector of the present invention.

The ninth figure is an exploded view of the eighth figure viewed from another direction.

The tenth figure is a three-dimensional combination diagram of the shield housing removed.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A specific embodiment of the electrical connector 100 of the present invention will be described in detail below with reference to the first to eleventh drawings. For convenience of description, the 插 defined by the electrical connector 100 and the mating connector is defined as a plug end. Define the direction of the butt and the direction of the cross.

Referring to the first to ninth drawings, the electrical connector 100 of the present invention includes an insulative housing 1, a conductive terminal 2 assembled in the insulative housing 1, a metal member 3 mounted in the insulative housing 1, and a portion of the conductive terminal. 2 An integrally formed insulating member 4 and a shielding case 5 covering the outside of the insulative housing 1.

Referring to FIGS. 3 to 9 , the insulative housing 1 includes a base 11 and a tongue 12 extending forward from the base 11 . The base 11 includes a seat body 13 provided at the rear end and a connecting block 14 connecting the seat body 13 and the tongue plate 12. The thickness of the connecting block 14 is between the thickness of the seat body 13 and the tongue plate 12, thereby forming a stepped structure. The connecting block 14 is provided with a through hole 140 penetrating vertically. The tongue plate 12 has a first surface 121 and a second surface 122 disposed opposite to each other and a terminal groove 10 disposed on the first surface 121 and the second surface 122.

The conductive terminal 2 includes a first terminal 21 that is retained on the first surface 121 of the tongue 12 of the insulative housing 1 and a second terminal 22 that is retained on the second surface 122 of the tongue 12 of the insulative housing 1 . The first terminal 21 includes a first contact portion 211 exposing the first surface 121 of the tongue plate 12, a first fixing portion 212 held in the tongue plate 12, and a first horizontally extending out of the insulating body 1 Welding portion 213. A holding portion (not labeled) protruding to both sides is disposed on the first fixing portion 212 near the first welding portion 213, The latching portion abuts against the rear slot of the terminal slot 10 on the first surface 121. The second terminal 22 has a long strip shape, and includes a second contact portion 221 exposing the second surface 122 of the tongue plate 12, a first fixing portion 212 held in the tongue plate 12, and an insulating body extending downward. The second welded portion 223 outside the 1st. The first welded portion 213 and the second welded portion 223 are arranged in two rows in the same plane and are disposed offset. The first terminal 21 and the second terminal 22 each have a head portion 210, 220 that extends obliquely downward along the free ends of the respective first contact portion 211 and second contact portion 221. The heads 210, 220 are approached in the direction of the metal member 3 to avoid the lifting of the conductive terminals 2 and cause scratching or conduction failure.

The first terminal 21 and the second terminal 22 are symmetrically distributed along the central axis extending forward and backward, and respectively include four forwardly protruding power terminals and three rear position signal terminals. Two power terminals on both sides are used for grounding, while two power terminals in the middle are used to supply power. The signal terminals at the three positions later include a high-speed differential signal terminal, a low-speed differential signal terminal, and a control terminal located adjacent to the pair of differential signal terminals.

Referring to the second to fifth figures, the metal member 3 includes a support portion 31 that is held between the first surface 121 and the second surface 122 of the tongue 12 of the insulative housing 1 and is buried in the insulative housing 1 . The positioning portion 32 in the base 11 and the pair of retaining portions 34 that extend obliquely and extend the connecting portion 31 and the positioning portion 32 and the fixing legs 33 that are bent and extended from the rear end edge of the positioning portion 32. An opening 30 for receiving the mold is defined between the support portion 31, the positioning portion 32 and the pair of retaining portions 34. When the second terminal 22 is integrally formed with the insulative housing 1 , the mold that positions the second terminal 22 is pressed by the through hole 140 of the insulative housing 1 and the opening 30 of the metal member 3 . The second terminal 22 is described to achieve the effect of holding the positioning.

Referring to the sixth embodiment, the insulating member 4 includes a covering portion 41 and a sealing portion 42 covering the upper end and the rear end of the seat body 13 of the insulating body 1. The covering portion 41 covers the terminal groove 10 on the seat body 13 and surrounds the first fixing portion 212 and the second fixing portion 222 of the second terminal 22 that seal the first terminal 21 and extends out. A portion of the rear end surface of the base body 13. The sealing portion 42 fills and seals the terminal groove 10 and the through hole 140 on the connecting block 14.

Referring to the first to fifth figures, the shielding case 5 includes a top wall 51 and a bottom wall 52 which are disposed opposite to each other, and a pair of curved side walls 53 connecting the top wall 51 and the bottom wall 52. The top wall 51 is recessed inwardly with a plurality of convex hulls 54. When connected with the docking connector, the convex hull 54 can abut against the outer casing of the mating connector to form a stable holding while reducing the holes in the shielding shell 5 to enhance the waterproof effect.

First, the insulative housing 1 is integrally formed on the outer portion of the second terminal 22 and the metal member 3 to form a conductive module. In the process, the mold core is penetrated through the through hole 140 of the insulative housing 1 and the opening of the metal member 3. 30 presses the second terminal 22. The first terminal 21 is inserted into the terminal groove 10 on the first surface 121 of the tongue plate 12 of the insulative housing 1. The insulating member 4 is integrally formed outside the susceptor 11 such that the insulating member 4 fills the terminal groove 10 and the through hole 140 of the first surface 121 of the insulating body 1 while the insulating member 4 seals and fixes the The first fixing portion 212 of the first terminal 21 and the second fixing portion 222 of the second terminal 22 extend beyond the rear end surface of the seat body 13, the first soldering portion 213 and the second portion of the first terminal 21 The second welded portion 223 of the terminal 22 extends out of the rear end surface of the seat body 13. Finally, the shielding case 5 is put on to complete the assembly.

The electrical connector 100 of the present invention is integrally molded with the second terminal 22 and the metal member 3, inserted into the first terminal 21, and integrally molded with the insulating member 4, so as to simplify the process flow, and the assembly is simple and cost-effective. . At the same time, the insulating member 4 seals the rear end of the insulating body 1 to be waterproof, avoid leakage, and stably hold the first terminal 21.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. However, the above is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make equivalent modifications or changes in accordance with the spirit of the present invention. It is covered by the following patent application.

Claims (10)

An electrical connector includes a first terminal, a conductive module integrally formed by the second terminal, the metal member and the insulating body, and a shielding shell sleeved outside the insulating body, the insulating body including a base And a tongue plate extending forwardly from the base, the tongue plate comprising a first surface and a second surface disposed opposite each other, the insulating body being provided with a terminal groove exposing the first surface and the second surface, wherein The second terminal is disposed on the second surface, and the terminal groove exposing the first surface extends in the front-rear direction and penetrates the base, and the first terminal is inserted and held in the conductive module Inside a terminal slot on a surface. The electrical connector of claim 1, wherein the electrical connector further comprises an insulating member, the insulating member is integrally formed on the conductive after the first terminal is assembled with the conductive module. The back end of the module. The electrical connector of claim 2, wherein the base comprises a base body and a connecting block connecting the seat body and the tongue plate, the terminal slot extending through the connection from a rear end surface of the base body The block extends to the tongue plate, and the connecting block is provided with a through hole for vertically accommodating the mold to be pressed against the second terminal, and the insulating member covers and fills the through hole. The electrical connector of claim 3, wherein the insulating member has a covering portion covering an upper end and a rear end of the base, the first terminal and the second terminal respectively being held by the insulating book a first fixing portion and a second fixing portion in the body, the covering portion covers the first terminal groove on the seat body, and wraps the first fixing portion and the second terminal sealing the first terminal The second fixing portion extends out of a portion of the rear end surface of the base. The electrical connector of claim 3, wherein the insulating member has a package a sealing portion connected to the cover portion, the through hole is located on the connecting block, and the sealing portion fills and seals the terminal groove and the through hole on the connecting block. The electrical connector of claim 1, wherein the first terminal and the second terminal respectively have a first soldering portion and a second soldering portion, the first soldering portion and the second soldering portion being exposed The rear end surface of the base, the first soldering portion of the first terminal is suspended from the terminal slot on the first surface. The electrical connector of claim 6, wherein the first welded portion and the second welded portion are arranged on the same straight line, and are arranged in groups at a plurality of intervals. The electrical connector of claim 1, wherein the first terminal has a first contact portion, and the second terminal has a second contact portion, the first contact portion and the second contact portion being inverted The electrical connector is forward-reversed to the corresponding setting. A method of manufacturing an electrical connector, comprising: a. providing a second terminal and a metal member, integrally forming an insulating body outside the second terminal and the metal member, the insulating body having a base and a tongue extending forward from the base a plate having a first surface and a second surface disposed opposite each other, the second terminal being disposed on the second surface, the first surface being provided to extend in the front-rear direction and extending through the base a first terminal slot, the terminal slot exposes an upper surface of the insulative housing; b. providing a first terminal, the first terminal being inserted into a first terminal slot of the insulative housing; c. providing a shielding shell, a sleeve The shielding shell is disposed outside the insulating body. The method of manufacturing the electrical connector of claim 9, wherein the electrical connector further comprises an insulating member, after the first terminal and the conductive module are assembled, The insulating member is integrally formed on the rear end of the conductive module.