TW201712976A - Electrical connector - Google Patents

Abstract

An electrical connector includes a magnetic module. The magnetic module includes an insulating carrier, filter element and a plurality of conductive terminals. The insulating carrier includes front wall, rear wall, two side walls and a receiving cavity surrounded by these walls. A plurality of conductive terminals include a row of docking terminal hold on the front wall and two rows of mounting terminals hold on the rear wall respectively. The two rows of mounting terminals include a row of front mounting terminals and a row of rear mounting terminals. The front mounting terminals and the rear mounting terminals stagger set respectively. The insulating carrier includes a separating lug between the front mounting terminals and rear mounting terminals. The separating lug used to separate two flexible wires which connect with the front mounting terminals and rear mounting terminals. It avoids the welding between the front mounting terminals and rear mounting terminals.

Description

Electrical connector

The present invention relates to an electrical connector, and more particularly to an anti-welding electrical connector.

For a prior art, please refer to Chinese Patent Application No. CN104716464A, published June 17, 2015, which discloses an electrical connector related to the present invention, which is immersed in steps 3 and 4 of FIG. During the soldering process, the flexible wires between the adjacent front mounting terminals and the rear mounting terminals are sealed between the circuit board and the rear wall of the insulating carrier, and the immersion soldering process easily causes the flexible wires connected to the front mounting terminals to slide to the phase. The welding of the adjacent rear mounting terminals occurs. The distance between the mating terminals is greater than the lateral spacing between the adjacent front mounting terminals and the rear mounting terminals, and the welding is not easy to occur, and even if the welding is generated, it is easy to arrange the mating terminals close to one of the outer edges of the circuit board. Observed to correct the phenomenon of continuous welding. However, the front mounting terminal is located deep inside the circuit board compared to the rear mounting terminal, and it is not easy to observe the position change of the flexible wire, and it is not easy to detect even if the front and rear mounting terminals are connected.

In view of the above drawbacks, it is necessary to design an improved electrical connector.

The technical problem to be solved by the present invention is to provide an electrical connector that is less prone to soldering.

In order to solve the above technical problem, the technical solution of the present invention is:

An electrical connector includes a magnetic module having an insulating carrier, a filter element, and a plurality of conductive terminals, the insulating carrier having a front wall, a rear wall, two side walls, and a receiving cavity surrounded by the walls Each of the conductive terminals has a top portion extending upward beyond the front wall or the rear wall, the top end of the top having an upwardly open U-shaped clamping structure, the filter element comprising a magnetic core disposed in the receiving cavity and flexiblely wound around the magnetic core a wire extending to the clamping structure and passing through an opening of the clamping structure, the flexible wire being soldered to the clamping mechanism, the plurality of conductive terminals including a row of docking terminals respectively held on the front wall and being held at the rear wall The two rows of mounting terminals include two rows of front mounting terminals and one row of rear mounting terminals, and the front mounting terminals and the rear mounting terminals are respectively staggered, wherein the insulating carrier has a front mounting terminal and a phase Separating studs between adjacent rear mounting terminals for separating two flexible wires connected to adjacent front mounting terminals and rear mounting terminals.

Compared with the prior art, the insulating carrier of the present invention has a partitioning stud between a front mounting terminal and an adjacent rear mounting terminal, and the partitioning stud is used to connect the adjacent front mounting terminal and the rear mounting terminal. The two flexible wires are separated to avoid soldering between the front mounting terminal and the rear mounting terminal.

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

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

The third figure is a perspective view of the magnetic module shown in the second figure.

The fourth figure is a perspective view of the magnetic module removal circuit board shown in the second figure.

The fifth figure is another perspective view of the magnetic module removal circuit board shown in the second figure.

Referring to FIG. 1 to FIG. 5 together, an electrical connector 100 according to the present invention includes a front shield housing 1, an insulative housing 2, a light emitting diode 3, a magnetic module 4, and a rear shield housing. 5.

Referring to FIGS. 2 to 5 together, the magnetic module 4 has an insulating carrier 41, a filter component (not shown), a plurality of docking terminals 43, a plurality of mounting terminals 44, and a circuit board 46 mounted above the insulating carrier 41. The insulating carrier 41 has a substantially rectangular shape, and the insulating carrier 41 has a front wall 411, a rear wall 412, two side walls 413, a bottom wall 414, and a receiving cavity 415 surrounded by the walls. The insulating carrier 41 further has a tongue plate 418 extending horizontally forward from the bottom of the front wall 411, and the butt terminal 43 includes an embedded portion (not numbered) embedded in the front wall 411 and the tongue plate 418 and bent from the front end of the embedded portion The abutting portion 435 extends upward and rearward. The mounting terminal 44 has an embedded portion (not numbered) embedded in the rear wall 412 and a soldering leg 445 extending downwardly from the embedded portion beyond the rear wall 412. The filter element includes a plurality of magnetic cores (not shown) disposed in the receiving cavity 415 and flexible wires 42 wound around the magnetic core, and the flexible wires 42 may be enameled wires.

The docking terminal 43 is held on the front wall 411, and the mounting terminal 44 is held on the rear wall 412. The docking terminal 43 has a first top portion 431 that extends upwardly beyond the front wall 411, and the mounting terminal 44 has a second top portion 441 that extends upward beyond the rear wall 412. The end of the first top portion 431 has an upwardly open U-shaped first clamping structure 432, and the end of the second top portion 441 has an upwardly open U-shaped second clamping structure 442. The flexible wire 42 includes a first wire end 421 having a first clamping structure 432 extending to the butt terminal 43 and passing through the first opening 433, and a second clamping structure 442 extending to the mounting terminal 44 and passing through the second opening The second line head 422 of 443. The first wire end 421 is received and welded to the first opening 433, and the second wire end 422 is received and welded to the second opening 443. The flexible wire 42 is wound around the core for forming a transformer and a common mode suppressor. The transformer includes a center tap formed of a flexible wire on which a plurality of tap terminals 47 are mounted for connection to a center tap of the transformer.

The plurality of docking terminals 43 includes eight mating terminals arranged in a row in a row, and the plurality of mounting terminals 44 are held on the rear wall 412 and arranged in two rows in the lateral direction. The plurality of mounting terminals 44 include a row of front mounting terminals 50 and a row of rear mounting terminals 60, and the front mounting terminal 50 and the rear mounting terminal 60 are respectively staggered. The distance between the adjacent butted terminals 43 is greater than the distance between the adjacent front mounting terminal 50 and the rear mounting terminal 60 in the lateral direction.

The insulating carrier 41 has a partitioning stud 45 between a front mounting terminal 50 and an adjacent rear mounting terminal 60 for connecting two adjacent front mounting terminals 50 and rear mounting terminals 60. The root flexible wires 42 are spaced apart. The partitioning stud 45 includes a support base 451 for supporting the circuit board 46 and a tail portion 452 protruding upward from the rear end of the self-supporting table 451. The tail portion 452 is adjacent to the rear side surface 462 of the circuit board 46, and the tail portion 452 extends upward. Beyond the top side 463 of the board. The two adjacent support bases 451 and the circuit board 46 enclose a receiving space 455.

The mounting terminal 44 extends upwardly beyond the top surface 4121 of the rear wall 412. The rear wall 412 is further provided with a recess 4122 formed between the adjacent two spaced apart studs 45 and recessed downwardly from the top surface 4121. The rear wall 412 is further provided with two positioning posts 417 protruding upward from the top surface 4121. The circuit board 46 is provided with two positioning through holes 464 for respectively inserting the two positioning posts 417. Two rows of mounting terminals 44 are located between the two positioning posts 417, and the two positioning posts 417 are staggered in the front-rear direction.

The insulating carrier 41 is further provided with a cable management slot 419 located inside the insulating carrier 41. The arrangement of the cable management slot 419 facilitates the cable operation of the flexible conductor 42.

Referring to the third figure, a plurality of resistors and capacitors (not shown) are formed on the top side 463 or the lower side of the circuit board 46 to form a Bob-Smith circuit, and the circuit board 46 has a top and bottom The direction penetrates the plurality of conductive vias 461 of the circuit board 46. The first top portion 431 of the docking terminal 43 and the second top portion 441 of the mounting terminal 44 pass through the respective conductive vias 461 and have portions partially above the circuit board 46, respectively.

Referring to the second figure, the insulating body 2 is injection molded from a plastic material. The insulative housing 2 has a butt joint 21, a mounting bracket 22, a mounting post 23, a light emitting diode slot 24, and a latching hole 25. The docking port 21 is used for the insertion fit of the network plug connector RJ45. The magnetic module 4 is mounted to the mounting jaw 22 to mate with the insulative housing 2. The mounting post 23 is for mounting to an external circuit board such as a motherboard. The light-emitting diode slot 24 is used for mounting the light-emitting diode 3. The locking hole 25 is used for the buckle after the network plug connector RJ45 is inserted. The abutting portion 435 of the docking terminal 43 extends into the docking port 21 (refer to the first figure).

The light emitting diode 3 is used to indicate the communication condition of the electrical connector 100. The light-emitting diode 3 has an illuminator 31 and an adapter terminal 32. The illuminator 31 is mounted in the illuminating diode slot 24. The adapter terminal 32 extends rearward beyond the magnetic module 4 and is bent downward for direct soldering to On the external circuit board.

Both the front shield case 1 and the rear shield case 5 are formed by stamping of sheet metal. The front shield case 1 has a lock block 11 and a lock hole 12. The rear shield case is provided with a card hole 51 for engaging with the lock block 11 and a card 52 for extending into the lock hole 12. The front shield case 1 and the rear shield case 5 are latched and fitted on the outer side of the insulative housing 2 and the magnetic module 4.

The manufacturing method of the electrical connector 100 includes the following steps:

1) providing an insulating carrier 41 having a receiving cavity 415, the insulating carrier 41 holding the mating terminal 43 and the mounting terminal 44, and the top of the mating terminal 43 and the mounting terminal 44 having a clamping structure;

2) providing a magnetic core wrapped with a flexible wire 42, mounting the magnetic core into the receiving cavity 415 and dispensing it, and stretching the wire end of the flexible wire 42 through the opening of the clamping structure (operating the wire);

3) A circuit board 46 provided with a conductive via 461 is provided to mount the circuit board 46 to the insulating carrier 41. The clamping structure and a portion of the flexible conductor 42 received in the opening extend through the conductive via 461 to the circuit board 46. Above.

4) The clamping structure and the flexible wire 42 accommodated in the opening are immersed in tin to complete the welding operation, and the clamping structure and the enamel wire are soldered to the circuit board 46 by solder balls.

5) Cutting the enameled wire beyond the portion of the clamping structure outside the insulating carrier 41 to form the magnetic module 4.

6) providing the insulating body 2, the light emitting diode 3, the front shielding shell 1 and the rear shielding shell 5, and mounting the magnetic module 4 and the light emitting diode 3 to the insulating body 2, and the front shielding shell 1 and rear The shielding case 5 is attached to the outside of the insulating body 2 and the magnetic module 4.

In summary, the present invention has indeed met the requirements of the invention patent, and filed a patent application according to law. However, the above is only the 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.

100‧‧‧Electrical connector

1‧‧‧ front shielded housing

11‧‧‧Lock block

12‧‧‧Keyhole

2‧‧‧Insulated body

21‧‧‧Docking

22‧‧‧Installation埠

23‧‧‧Installation column

24‧‧‧Lighting diode slots

25‧‧‧Lock hole

3‧‧‧Lighting diode

31‧‧‧Lights

32‧‧‧Transfer terminal

4‧‧‧Magnetic Module

41‧‧‧Insulation carrier

411‧‧‧ front wall

412‧‧‧ Back wall

4121‧‧‧ top surface

4122‧‧‧ Groove

413‧‧‧ side wall

414‧‧‧ bottom wall

415‧‧‧ containment chamber

417‧‧‧ positioning column

418‧‧‧ tongue plate

419‧‧ ‧ cable trunking

42‧‧‧Flexible wire

421‧‧‧First line head

422‧‧‧second line head

43‧‧‧Docking terminal

431‧‧‧ first top

432‧‧‧First clamping structure

433‧‧‧ second opening

435‧‧‧Docking Department

44‧‧‧Installation terminal

441‧‧‧ second top

442‧‧‧Second clamping structure

443‧‧‧second opening

445‧‧‧welding feet

45‧‧‧Separate stud

451‧‧‧Support table

452‧‧‧ tail

455‧‧‧ accommodating space

46‧‧‧ boards

461‧‧‧ conductive vias

462‧‧‧ rear side

463‧‧‧ top side

47‧‧‧Tap terminals

5‧‧‧ rear shielded housing

50‧‧‧ Front mounting terminal

51‧‧‧Kakong

52‧‧‧ cards

60‧‧‧ Rear mounting terminal

no

412‧‧‧ Back wall

4121‧‧‧ top surface

4122‧‧‧ Groove

413‧‧‧ side wall

418‧‧‧ tongue plate

431‧‧‧ first top

452‧‧‧ tail

455‧‧‧ accommodating space

461‧‧‧ conductive vias

462‧‧‧ rear side

463‧‧‧ top side

464‧‧‧ Positioning through hole

Claims (10)

An electrical connector comprising:
a magnetic module, the magnetic module has an insulating carrier, a filter component and a plurality of conductive terminals, the insulating carrier has a front wall, a rear wall, two side walls and a receiving cavity surrounded by the walls, each of the conductive terminals has an upward extension Beyond the top of the front wall or the rear wall, the top end has an upwardly open U-shaped clamping structure, and the filter element includes a magnetic core disposed in the receiving cavity and a flexible wire wound around the magnetic core, the flexible wire extending To the clamping structure and through the opening of the clamping structure, the flexible wire is welded to the clamping mechanism, and the plurality of conductive terminals comprise a row of mating terminals respectively supported on the front wall and two rows of mounting terminals held on the rear wall, The two rows of mounting terminals include a row of front mounting terminals and a row of rear mounting terminals, and the front mounting terminal and the rear mounting terminal are respectively staggered, wherein the insulating carrier has a position between a front mounting terminal and an adjacent rear mounting terminal Separating studs for separating two flexible wires connected to adjacent front mounting terminals and rear mounting terminals. The electrical connector of claim 1, wherein the electrical connector further comprises a circuit board mounted over the insulating carrier, the circuit board having a plurality of conductive vias, the top of the docking terminal being connected The tops of the foot terminals respectively pass through the respective conductive through holes. The electrical connector of claim 2, wherein the partitioning post comprises a support table for supporting the circuit board and a tail portion protruding upward from the rear end of the self-supporting table, the tail portion being close to the circuit board The rear side, and the tail extends upward without exceeding the top side of the board. The electrical connector of claim 3, wherein the two adjacent support bases and the circuit board enclose a receiving space. The electrical connector of claim 2, wherein the mounting terminal extends upwardly beyond a top surface of the rear wall, and the rear wall is further disposed between the adjacent two spaced apart studs and recessed from the top to the bottom. The groove formed. The electrical connector of claim 5, wherein the rear wall further has two positioning posts protruding upward from a top surface thereof, and the circuit board is provided for inserting two positioning posts respectively. Two positioning through holes. The electrical connector of claim 6, wherein the two rows of mounting terminals are located between two positioning posts, and the two positioning posts are staggered in the front-rear direction. The electrical connector of claim 1, wherein the filter component comprises a transformer having a center tap, the sidewall is mounted with a plurality of tap terminals, and the tap terminal is for connecting to a center tap of the transformer . The electrical connector of claim 1, wherein the row of docking terminals comprises eight butted terminals arranged laterally, and the spacing between adjacent butting terminals is greater than adjacent front mounting terminals and rear mounting terminals The spacing in the lateral direction. The electrical connector of claim 1, wherein the electrical connector further comprises an insulative housing provided with a docking tab and a mounting bracket, the docking tab for an insertion fit of a plug connector, The magnetic module is mounted to the mounting jaw to cooperate with the insulative housing, the mating terminal having an abutment extending into the docking pocket.