TW201507294A - Electrical connector - Google Patents

Abstract

An electrical connector includes an insulative housing, a magnetic module, and a flexible conductive sheet. The magnetic module includes a left magnetic module and a right magnetic module. The flexible is disposed between the left magnetic module and the right magnetic module for filtering electromagnetic interference therebetween. The shielding sheet is used a flexible conductive sheet to decrease manufacture cost.

Description

Electrical connector

The present invention relates to an electrical connector, and more particularly to a mask structure for an electrical connector.

U.S. Patent No. TW409619 U, issued Nov. 8, 2010, discloses an electrical connector having an insulative body, a mating terminal, and a magnetic module. The insulative housing has two turns stacked on top of each other, and the mating terminal includes a mating terminal extending into the upper upper and a docking terminal extending below the lower jaw. The magnetic module includes a first magnetic module electrically connected to the upper butt terminal and a second magnetic module electrically connected to the lower butt terminal. The electrical connector further has a mask sheet between the first magnetic module and the second magnetic module, the mask sheet is used to shield the signal interference between the first magnetic module and the second magnetic module . The mask sheet is a metal sheet having a ground terminal soldered to the top circuit board and a ground terminal soldered to the bottom circuit board. The price of metal materials is high, the cost of stamping dies is also high, and subsequent welding assembly will increase manufacturing costs.

The technical problem to be solved by the present invention is to provide an inexpensive electrical connector.

In order to solve the above technical problems, the technical means of the present invention is:

An electrical connector includes: an insulative housing having two upper and lower stacks; and a mating terminal, the mating terminal includes a mating terminal extending into the upper top and a butting terminal extending below the lower jaw; the magnetic module The magnetic module includes a first magnetic module electrically connected to the upper butt terminal, a second magnetic module electrically connected to the lower butt terminal, and between the first magnetic module and the second magnetic module a mask sheet; the mask sheet is a flexible conductive sheet.

Compared with the prior art, the mask sheet of the present invention uses a low-cost flexible conductive sheet, which does not require stamping and does not require soldering, thereby reducing the manufacturing cost of the electrical connector.

1‧‧‧Insulating body

100‧‧‧Electrical connector

11‧‧‧Upper

12‧‧‧ Download

2‧‧‧ docking terminal

21‧‧‧Upcoming terminal

22‧‧‧Docking terminal

3‧‧‧Magnetic Module

31‧‧‧First magnetic module

311, 321‧‧ ‧ insulating carrier

312, 322‧‧‧ upper terminal

313, 323‧‧‧ lower terminal

314, 324‧‧‧ containment chamber

315‧‧‧Positioning column

32‧‧‧Second magnetic module

325‧‧‧Positioning holes

33‧‧‧Flexible conductive sheet

330‧‧‧ Body Department

331‧‧‧After the connection

332‧‧‧Upper connection

333‧‧‧through hole

51‧‧‧Bottom board

52‧‧‧Top board

521‧‧‧Electrical Department

53‧‧‧ Grounding terminal

6‧‧‧Electrical fiber

7‧‧‧Light pipe

8‧‧‧mask housing

81‧‧‧ front mask housing

82‧‧‧ rear mask housing

821‧‧‧back side wall

9‧‧‧ mask body

The first figure is a perspective view of an electrical connector in accordance with the present invention.

The second figure is a perspective view of another view of the electrical connector shown in the first figure.

The third figure is an exploded view of the electrical connector shown in the first figure.

The fourth figure is a cross-sectional view of the electrical connector shown in the first figure along the line IV-IV.

The fifth figure is an exploded view of the magnetic module shown in the third figure.

The sixth figure is an exploded view of another perspective of the magnetic module shown in the fifth figure.

Please refer to the first to third figures together for the electrical connector 100 in accordance with the present invention.

The electrical connector 100 includes an insulative housing 1, a docking terminal 2, a magnetic module 3, a light guide tube 7, and a mask housing 8. The insulative housing 1 has two turns stacked one on top of the other. The mating terminal 2 includes a mating terminal 21 extending into the upper jaw 11 and a mating terminal 22 extending below the lower jaw 12. The magnetic module 3 is mounted on the rear end of the insulative housing 1 , and the magnetic module 3 includes a first magnetic module 31 electrically connected to the upper mating terminal 21 , and a second magnetic module 32 electrically connected to the lower mating terminal 22 , and a mask sheet 33 between the first magnetic module and the second magnetic module. The mask sheet 33 is used for shielding the electromagnetic interference between the butt terminal 21 and the lower magnetic terminal 31 and the lower magnetic terminal 32, that is, the mask upper 11 and the lower jaw 12 Electromagnetic interference between. The mask sheet 33 is a flexible conductive sheet 33. The flexible conductive sheet 33 is inexpensive relative to the metal sheet, has no stamping die cost, is convenient to install, and does not require manual welding. Therefore, the electrical connector 100 of the present invention is inexpensive to manufacture. The light pipe 7 is used to indicate the communication condition of the upper jaw 11 and the lower jaw 12. The electrical connector 100 further has a mask body 9 between the laterally adjacent two turns, and the mask body 9 is used for masking the left and right sides. Electromagnetic interference between.

Referring to FIG. 3 to FIG. 4 together, the electrical connector 100 further has a bottom circuit board 51 on the lower side of the magnetic module 3, a top circuit board 52 on the upper side of the magnetic module 3, and a circuit extending downward beyond the bottom circuit. A plurality of ground terminals 53 of the board 51. The upper butt terminal 21 is soldered to the upper side of the top circuit board 52, and the lower butt terminal 22 is soldered to the lower side of the top circuit board 52. The lower end of the flexible conductive sheet 33 is in contact with the ground terminal 53, and the upper end of the flexible conductive sheet 33 is in contact with the conductive portion 521 of the top circuit board 52. The top of the top circuit board 52 has a ground layer. The front end of the top circuit board 52 has conductive fibers 6 electrically connected to the ground layer. The conductive fibers 6 and the mask housing 8 are in electrical contact. If the mask case 8, the conductive fiber 6, the top circuit board 52, the flexible conductive sheet 33, the ground terminal 53 and the bottom circuit board 51 are woven into a grounding net, the mask effect is better.

Referring to FIG. 5 to FIG. 6 together, the first magnetic module 31 has an insulating carrier 311, a terminal 312 mounted on the upper end of the insulating carrier 311, a terminal 313 below the lower end of the mounting insulating carrier 311, and an upper terminal 312 and a lower portion. The receiving cavity 314 between the terminals 313 and the magnetic coil (not shown) housed in the receiving cavity 314. The second magnetic module 32 has an insulating carrier 321, a terminal 322 mounted on the upper end of the insulating carrier 321, a terminal 323 below the lower end of the mounting insulating carrier 321, a receiving cavity 324 between the upper terminal 322 and the lower terminal 323, and a receiving cavity 324. A plurality of magnetic coils (not shown) in the receiving cavity 324. The magnetic coil is disclosed in the prior art Chinese Patent No. CN201893213U, and the magnetic coil is a transformer and a common mode suppressor and functions as a filter. The magnetic coil has an iron core and an enameled wire wound around the iron core, and one end of the enameled wire is wound around the upper terminals 312, 322, and the other end is wound around the lower terminals 313, 323. The opening direction of the receiving cavity 314 of the first magnetic module 31 is opposite to the opening direction of the receiving cavity 324 of the second magnetic module 32. After the arrangement, the magnetic coil and the second magnetic module 32 in the first magnetic module 31 are arranged. The side walls of the insulating carriers 311 and 312 are isolated between the magnetic coils inside, which reduces electromagnetic interference between the magnetic coils. The insulating carrier 311 of the first magnetic module 31 and the insulating carrier 321 of the second magnetic module 32 respectively have a positioning post 315 and a positioning hole 325 which interfere with each other. The flexible conductive sheet 33 has a through hole through which the positioning post 315 passes. 333.

Both the flexible conductive sheet 33 and the conductive fibers 6 are conductive foams, and the conductive foam is easy to produce and has low manufacturing cost. The flexible conductive sheet 33 has a body portion 330, a connecting portion 331 behind the rear end of the body portion 330, and a connecting portion 332 above the upper end of the body portion 330. The upper connecting portion 332 is perpendicular to the main body portion 330 and parallel to the top circuit board 52. The upper connecting portion 332 is much larger than the width of the main body portion 41 in the direction parallel to the top circuit board 52, and is provided to facilitate the upper connecting portion 332 and the conductive portion 521. Resist the contact.

The mask housing 8 surrounds the insulative housing 1 and the magnetic module 3 . The mask housing 8 includes a mating housing 81 and a rear shroud housing 82 that are mated with each other, and the rear shroud housing 82 has a rear side wall 821. The rear connecting portion 331 is perpendicular to the main body portion 330 and parallel to the rear side wall 821, and the rear connecting portion 331 is much larger than the width in the lateral direction of the main body portion 41, so as to facilitate the pressure contact of the rear connecting portion 331 with the rear side wall 821.

1‧‧‧Insulating body

100‧‧‧Electrical connector

2‧‧‧ docking terminal

3‧‧‧Magnetic Module

31‧‧‧First magnetic module

32‧‧‧Second magnetic module

33‧‧‧Flexible conductive sheet

51‧‧‧Bottom board

52‧‧‧Top board

53‧‧‧ Grounding terminal

6‧‧‧Electrical fiber

7‧‧‧Light pipe

81‧‧‧ front mask housing

82‧‧‧ rear mask housing

821‧‧‧back side wall

9‧‧‧ mask body

Claims (10)

An electrical connector comprising:
An insulative body having two upper and lower stacks;
a docking terminal, the docking terminal includes a docking terminal extending into the upper jaw and a docking terminal extending into the lower jaw;
a magnetic module, the magnetic module includes a first magnetic module electrically connected to the upper butt terminal, a second magnetic module electrically connected to the lower butt terminal, and the first magnetic module and the second magnetic mold a mask between the groups;
The mask sheet is a flexible conductive sheet. The electrical connector of claim 1, wherein the electrical connector has a bottom circuit board on a lower side of the magnetic module and a plurality of ground terminals extending downward beyond the bottom circuit board, the flexible conductive sheet The lower end is in contact with the ground terminal. The electrical connector of claim 2, wherein the electrical connector has a top circuit board on an upper side of the magnetic module, the top circuit board has a conductive portion, and the upper end of the flexible conductive sheet is electrically conductive Contact. The electrical connector of claim 3, wherein the first magnetic module and the second magnetic module each have an insulating carrier, a terminal mounted on an upper end of the insulating carrier, and a terminal below the lower end of the mounting insulating carrier, The receiving cavity between the upper terminal and the lower terminal and the magnetic coil received in the receiving cavity, the opening direction of the receiving cavity of the first magnetic module is opposite to the opening direction of the receiving cavity of the second magnetic module. The electrical connector of claim 4, wherein the plurality of magnetic coils are received in the receiving cavity of the first magnetic module and the second magnetic module. The electrical connector of claim 5, wherein the insulating carrier of the first magnetic module and the insulating carrier of the second magnetic module respectively have positioning posts and positioning holes that interfere with each other, the flexible conductive The sheet has a through hole through which the positioning post passes. The electrical connector of claim 6, wherein the electrical connector further has a mask housing surrounding the insulative housing and the magnetic module, the flexible conductive sheet having a body portion behind the rear end of the body portion The connecting portion is located at an upper portion of the upper end of the body portion, and the rear connecting portion is in pressure contact with the mask housing, and the upper connecting portion is in pressure contact with the upper circuit board. The electrical connector of claim 7, wherein the mask housing has a rear side wall that is perpendicular to the body portion and parallel to the rear side wall. The electrical connector of claim 8, wherein the upper connection is perpendicular to the body portion and parallel to the top circuit board. The electrical connector of claim 1, wherein the flexible conductive sheet is a conductive foam.