TW201338303A - Cable connector assembly - Google Patents

Abstract

A cable connector assembly comprises a housing, a number of conductive terminals received in the housing, a PCB connected to the conductive terminals, a metal shell enclosing the housing and a cable soldered to the PCB. The PCB defines a number of first conductive pins soldered to the conductive terminals, respectively and a number of second conductive pins soldered to the cable. The conductive terminals include signal terminals and grounding terminals. The PCB defines also at least a third conductive pin electrically connected to the grounding terminal. The metal shell defines at least a metal pin connected to the third conductive pin. The cable connector assembly is assembled conveniently and the grounding effect of the cable connector assembly is well.

Description

Cable connector combination

The present invention relates to a cable connector combination, and more particularly to a cable connector combination having a good grounding effect.

With the development of compact and miniaturized computers and other small devices, the structure of the cable connector combination is simple and the requirements for miniaturization are getting higher and higher, but the requirements for preventing electromagnetic interference and stably transmitting signals are not lowered. The CN201498780U patent of the Chinese Patent Publication No. 2, the disclosure of which is hereby incorporated by reference in its entirety in its entire entire entire entire entire entire entire entire entire entire disclosure a mounting ring on the cable, a shielding housing that is shielded on the terminal module, and a front housing that is shielded from the front end of the terminal module. The mounting ring includes a threaded portion and a rivet portion spaced between the adjacent threaded portions, the shielding shell has a threaded portion, and the inner side of the threaded portion is provided with a thread. The mounting ring is riveted outside the woven layer that is turned backwards, and at the same time, pressure is applied to the rivet of the mounting ring to deform the rivet, and the connected threads thereby stably staking the mounting ring to the cable, and then shielding the housing and the mounting ring Connected by thread locking. If it is set, the entire cable connector assembly has many components, and the structure of the shielding shell and the mounting ring is complicated, the production cost is relatively high, and the assembly is inconvenient. When the cable connector combination is required to be smaller, the above installation may not be suitable for the cable connector combination.

Therefore, it is necessary to provide a cable connector combination to overcome the above difficulties.

The main object of the present invention is to provide a cable connector assembly that is easy to assemble and has a good grounding effect.

In order to achieve the above object, a cable connector assembly includes: an insulative housing, a plurality of conductive terminals received in the insulative housing, a printed circuit board connected to the plurality of conductive terminals, and the insulative housing a metal casing and a cable welded to the printed circuit board, the printed circuit board having a plurality of first conductive sheets soldered to the conductive terminals and a plurality of second conductive sheets soldered to the cables, The conductive terminal includes a signal terminal and a ground terminal, the printed circuit board further has a third conductive piece electrically connected to the at least one ground terminal, and the metal case has at least one opposite to the third conductive piece Connected metal pieces.

Compared with the prior art, the cable connector combination of the present invention has the following effects: convenient assembly, good grounding effect, and improved production efficiency of the entire production line.

Referring to the first to fourth figures, the cable connector assembly 100 of the present invention includes an insulative housing 1, a conductive terminal 2 received in the insulative housing 2, a printed circuit board 3 connected to the conductive terminal 2, and a covered insulative body. 1 and a metal case 4 of the printed circuit board 3, an insulating case 5 covering the metal case 4, and a cable 6 connected to the printed circuit board 3.

The insulative housing 1 includes a base portion 11 and a pair of tongue portions 12 extending forward from a front surface of the base portion 11. The pair of tongues 12 are opposed to each other. The conductive terminal includes a signal terminal and a ground terminal, and has the same structure, and the conductive terminal 2 is arranged in two rows. The conductive terminal 2 includes a contact portion 21 at the front end thereof, a holding portion (not shown) held in the base portion 11 of the insulative housing 1, and a welded portion 22 extending rearward from the holding portion (not shown) beyond the base portion 11. Contact portions 21 are respectively located on the inner surface of the pair of tongues 12 for connection to terminals (not shown) of the mating connector.

The printed circuit board 3 has a plurality of first conductive sheets 31 connected to the soldering portions 22 of the conductive terminals 2 and a plurality of second conductive sheets 32 located behind the first conductive sheets 31. The soldering portions 22 are respectively soldered to the first conductive sheets 31, and the wires (not shown) of the cables 6 are soldered to the second conductive sheets 32. The first conductive sheets 31 are electrically connected to the corresponding second conductive sheets 32. The printed circuit board 3 also includes at least one third conductive sheet 33. A grounding terminal having a grounding function is formed in the conductive terminal 2, and the grounding terminal is electrically connected to a part of the first conductive piece 31 and the second conductive piece 32 to form a grounding path. The third conductive sheet 33 is electrically connected to the ground path. That is, the third conductive sheet 33 is electrically connected to a ground terminal having a ground function.

The metal casing 4 includes a lower casing 42 and an upper casing 41 mounted to the lower casing 42. The lower casing 42 has a receiving portion 421 at the front end thereof and accommodating the insulative housing 1 , and a U-shaped slot 422 extending from the lower surface of the receiving portion 421 and the rear surfaces of the receiving portion 421 . The U-shaped slot 422 accommodates the printed circuit board. 3. Both side surfaces of the U-shaped groove 422 have through holes 4222, respectively. The lower casing 42 of the metal casing 4 further includes at least one metal piece 423. In this embodiment, the number of the metal pieces 423 is one, and the metal piece 423 is bent upward and extended from one side surface of the U-shaped groove 422. To save space of the entire cable connector assembly 100, two of the U-shaped grooves 422 The side surface has a notch 4221 formed by recessing downward from the upper end thereof, and the metal piece 423 is bent and extended upward from the notch 421. The metal piece 423 is connected to the corresponding third conductive piece 33, so that the metal case 4 is connected to the third conductive piece 33, and has a good grounding effect. The metal piece 423 may be elastic, the metal piece 423 is pressed against the third conductive piece 33, and the metal piece 423 may be welded to the third conductive piece 33.

The upper housing 41 is substantially U-shaped and has a boss 411 that cooperates with the through hole 4222. The two can be fixedly coupled to the lower housing 42. The boss 411 is located on both sides of the upper housing 41. . A pair of receiving pieces 412 are formed at the front ends of the upper surfaces of the upper casing 41. The receiving pieces 412 are received in the notches 4221 such that the outer surface of the receiving piece 412 abuts against the inner surface of the U-shaped groove 422 to fix the upper casing 41 and the lower casing 42. connection. The cable 6 has a braid (not shown) that encloses a wire, and the upper casing 41 has a holding portion 413 at its end and holding the braid.

The insulating case 5 covers the metal case 4, and the metal case 4 exposed at the front end of the insulating case 5 forms an abutting portion that abuts the mating connector. The cable connector assembly 100 also includes a strain relief element 7 located behind the insulative housing 5 and protecting the cable 6.

1. . . Insulating body

100. . . Cable connector combination

11. . . Base

12. . . Tongue

2. . . Conductive terminal

twenty one. . . Contact

twenty two. . . Welding department

3. . . A printed circuit board

31. . . First conductive sheet

32. . . Second conductive sheet

33. . . Third conductive sheet

4. . . metal shell

41. . . Upper housing

411. . . Boss

412. . . Containment film

413. . . Holding unit

42. . . Lower housing

421. . . Containment department

422. . . U-shaped groove

4221. . . gap

4222. . . Through hole

423. . . Metal sheets

5. . . Insulating housing

6. . . Cable

7. . . Stress relief element

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

The second figure is an exploded perspective view of the first cable connector assembly.

The third figure is another perspective exploded view of the cable connector combination of the second figure.

The fourth figure is a partial assembled view of the cable connector assembly of the second figure.

twenty two. . . Welding department

3. . . A printed circuit board

31. . . First conductive sheet

32. . . Second conductive sheet

33. . . Third conductive sheet

41. . . Upper housing

411. . . Boss

412. . . Containment film

413. . . Holding unit

42. . . Lower housing

423. . . Metal sheets

4221. . . gap

4222. . . Through hole

Claims (8)

A cable connector combination comprising:
Insulating body
a cable having a plurality of wires;
a plurality of conductive terminals, including a signal terminal and a ground terminal, and received in the insulating body;
a printed circuit board connected to the plurality of conductive terminals, having a plurality of first conductive sheets respectively soldered to the conductive terminals, a plurality of second conductive sheets respectively soldered to the wires, and electrically connected to at least one of the ground terminals Connected third conductive sheet;
And a metal casing covering the insulative body, having at least one metal piece, the metal piece being connected to the corresponding third conductive piece. The cable connector assembly of claim 1, wherein the metal sheet has elasticity, and the metal sheet is pressed against the third conductive sheet. The cable connector assembly of claim 1 or 2, wherein the metal piece is soldered to the third conductive sheet. The cable connector assembly of claim 1, wherein the metal casing comprises a lower casing and an upper casing mounted to the lower casing, the lower casing having a front end and a shelter a receiving portion of the insulative housing and a U-shaped groove extending rearward from a bottom surface and both side surfaces of the receiving portion, the U-shaped groove receiving the printed circuit board, the metal piece being from the U-shaped groove One side surface is curved upward and extended. The cable connector assembly of claim 4, wherein the side surface of the U-shaped groove has a notch formed downwardly recessed from an upper end thereof, and the metal piece is bent upwardly from the notch. The cable connector assembly of claim 4, wherein both sides of the U-shaped groove have a through hole, and the upper case has a boss that cooperates with the through hole. The cable connector assembly of claim 6, wherein the cable has a braid having a retaining portion at an end thereof and holding the braid. The cable connector assembly of claim 7, wherein the cable connector assembly further comprises an insulating housing covering the metal housing, and a metal housing exposed at a front end of the insulating housing is formed The butt joint of the docking connector.