TWI469453B - Electrical connector - Google Patents

Description

Electrical connector

The present invention relates to an electrical connector, and more particularly to an electrical connector having vertical and left and right spaced circuit boards.

When the network interface connector RJ45 is used for high-speed transmission, it is necessary to set the filter component and prevent crosstalk interference design. For the RJ45 with the upper and lower interfaces of the stack setting, there are usually two vertical built-in circuit boards for carrying the filter. The mating terminals of the upper and lower interfaces extend to the corresponding built-in circuit board and are soldered to the corresponding built-in circuit board. At this time, the mating terminals of the upper and lower interfaces tend to extend longer and are closer to each other, and crosstalk between the terminals Strong, how to conveniently carry out the design of suppressing crosstalk between terminals is a difficult point.

The technical problem to be solved by the present invention is to provide an electrical connector that facilitates the anti-crosstalk interference design of the docking module provided.

In order to solve the above problems, the present invention provides an electrical connector formed with stacked upper and lower docking ports, the electrical connector including a docking module and first and second circuit boards vertically and vertically spaced apart. The docking module is provided with a plurality of upper side contact portions that can be docked with the mating connector inserted into the docking port, and a plurality of lower side contact portions that can be docked with the mating connector inserted into the lower docking port, the docking module further includes Electrically connecting to an upper circuit board between the plurality of upper contact portions and the first circuit board and electrical Connected to a lower circuit board between the lower contact portion and the second circuit board, the upper and lower circuit boards are each provided with a grounding point for grounding.

The upper and lower circuit boards and the grounding points for grounding in the creation facilitate the cross-talking design of the docking module and improve the electrical performance of the electrical connector.

The present invention will be further described below in conjunction with the drawings and embodiments.

100‧‧‧Electrical connector

101‧‧‧External equipment

102‧‧‧Upper docking port

103‧‧‧Docking port

20‧‧‧ front wall

200‧‧‧ mouth

201‧‧‧First groove

202‧‧‧Second trough

21‧‧‧Two side walls

22‧‧‧ partition wall

23‧‧‧ top wall

230‧‧‧Second slotting

24‧‧‧ accommodating space

25‧‧‧Upper docking space

26‧‧‧Under docking space

3‧‧‧Vertical shield

4‧‧‧Insert components

5‧‧‧Terminal module

50‧‧‧Docking module

51‧‧‧Upper shielding element

510‧‧‧ first through slot

511‧‧‧ first recess

512‧‧‧First corner

52‧‧‧Bottom shielding element

520‧‧‧Second pass

521‧‧‧Second recess

522‧‧‧second corner

53‧‧‧Electronic module

530‧‧‧First board

531‧‧‧second circuit board

5310‧‧‧ horizontal slotting

5311, 5413, 5433‧‧‧ conductive sheets

5312‧‧‧ Grounding area

532‧‧‧ intermediate bracket

5320‧‧‧ openings

5321‧‧‧First half insulated bracket

5322‧‧‧Second half insulated bracket

5323‧‧‧Intermediate shielding film

5324‧‧‧First magnetic component

5325‧‧‧Flanging

5326‧‧‧First grounding arm

5327‧‧‧Second grounding arm

5328‧‧‧Second grounding foot

533‧‧‧Transfer module

5330‧‧‧First adapter terminal

5331‧‧‧Second transfer terminal

5332‧‧‧Transfer carrier

540‧‧‧Upper butt terminal

5400‧‧‧Upper contact

5401‧‧‧Upper connection

541‧‧‧Upper board

5410‧‧‧First conductive line

5411‧‧‧Second conductive line

5412‧‧‧First conductive edge

5414, 5434‧‧‧ Grounding point

5415‧‧‧6th slot

542‧‧‧Bottom docking terminal

5420‧‧‧Bottom contact

5421‧‧‧Bottom connection

543‧‧‧lower circuit board

5430‧‧‧ Third conductive line

5431‧‧‧4th conductive line

5432‧‧‧Second conductive edge

5435‧‧‧ seventh slot

544‧‧‧Insulation carrier

5440‧‧‧fourth slot

545‧‧‧Upper insulator

546‧‧‧Bottom insulator

547‧‧‧ Front shield

5470‧‧‧5th slot

5471‧‧‧stop

548‧‧‧Upper holding space

549‧‧‧Lower holding space

550‧‧‧Upper grounding

551‧‧‧Bottom grounding

552‧‧‧Shield opening

553‧‧‧The first communication department

5536‧‧‧First Positioning Department

5537‧‧‧Second Positioning Department

5538‧‧‧The third positioning department

5539‧‧‧Four Positioning Department

554‧‧‧Second communication department

555‧‧‧Fixed Arm

556‧‧‧ fixed end

6‧‧‧Bottom board

7‧‧‧Shield housing

70‧‧‧ front housing

71‧‧‧ Rear housing

72‧‧‧The front wall of the shell

73‧‧‧shell top wall

730‧‧‧ front part of the top wall of the shell

731‧‧‧The rear part of the top wall of the shell

74‧‧‧ behind the shell

75‧‧‧Two side walls of the shell

750‧‧‧ front part of the side wall of the shell

751‧‧‧The rear part of the two side walls of the shell

76‧‧‧With slot

77‧‧‧ Third grounding foot

8‧‧‧Shielding ring assembly

90, 91‧‧‧ conductive pads

900, 910‧‧‧ conductive cotton

901, 911‧‧‧ conductive cloth

912‧‧‧With the mouth

The first figure is a three-dimensional combination diagram of the present electrical connector mounted on an external device.

The second figure is a three-dimensional combination diagram of the shield housing of the present electrical connector.

The third figure is an exploded view of the present electrical connector.

The fourth figure is a three-dimensional combination diagram of another perspective of the present electrical connector.

The fifth figure is a cross-sectional view of the present electrical connector along the line V-V in the first figure.

The sixth figure is a partial exploded view of the present electrical connector after removing the shield case.

The seventh figure is a perspective view of the insulative body of the present electrical connector.

The eighth figure is a three-dimensional combination view of the perspective of the terminal module of the present electrical connector.

The ninth figure is a three-dimensional combination view of another perspective of the terminal module of the present electrical connector.

The tenth figure is an exploded view of the terminal module of the present electrical connector.

The eleventh figure is a preliminary exploded view of a perspective view of the terminal module of the present electrical connector.

The twelfth figure is a preliminary exploded view of another perspective of the terminal module of the present electrical connector.

The thirteenth figure is an exploded view of the terminal module of the present electrical connector.

The fourteenth figure is an exploded view of a perspective view of the docking module of the present electrical connector.

The fifteenth figure is an exploded view of another perspective of the docking module of the present electrical connector.

Figure 16 is a view showing the first butt terminal group of the present electrical connector separated from the first sub-board.

Figure 17 is a view showing the second butt terminal group of the present electrical connector separated from the second sub-board.

Referring to the first to fourth figures, a 2×N type electrical connector 100 conforming to the present invention is an RJ45 connector, which can be docked and mounted from the front to the rear of the docking connector (not shown). In the external device 101, the electrical connector 100 is formed with stacked upper and lower docking ports 102, 103. The electrical connector 100 is provided with an insulating body 2, a vertical shielding body 3 mounted on the insulating body 2, and is mounted on a terminal module 5 of the insulative housing 2, a bottom circuit board 6 mounted on the bottom of the terminal module 5, a conductive pad (conductive pad 90 and conductive pad 91), a shield case 7 disposed outside the electrical connector 100, and A shielding ring assembly 8 is disposed on the front end of the shielding case 7.

Referring to the fifth and seventh figures, the insulative housing 2 is provided with a front end wall 20, two side walls 21, a plurality of partition walls 22 and a top wall 23 disposed between the side walls 21 and juxtaposed. The front end wall 20 is provided with a through opening 200 penetrating the front and rear sides of the front end wall 20 and between the upper docking port 102 and the lower docking port 103. A conductive gasket 90 is received in the through port 200. The through-port 200 is horizontally disposed, and has a front large and small structure. The through-port 200 includes a first groove portion 201 extending rearward from the front end wall 20 and a second groove portion 202 extending rearward from the first groove portion 201. The first groove portion 201 has a larger dimension in the up and down direction than the second groove portion 202. The top wall 23 is provided with a second slot 230 extending through the upper and lower sides of the top wall 23, and the second slot 230 extends forward from the rear end of the top wall 23. The rear portion of the insulative housing 2 is formed with a receiving space 24, and the front portion of the insulative housing 2 is formed with a docking connector. The upper docking space 25 and the lower docking space 26 partition the two pairs of upper and lower adjacent docking spaces 25, 26 adjacent to each other.

As shown in FIG. 8 to FIG. 10 , the terminal module 5 includes a docking module 50 , an upper shielding component 51 , a lower shielding component 52 , and an electronic module 53 electrically connected to the docking module 50 . The terminal module 5 is housed in the insulative housing 2, the docking module 50 is assembled to the front of the electronic module 53, and the upper and lower shield members 51, 52 are also assembled to the front of the electronic module 53.

Referring to FIG. 14 and FIG. 15 , the docking module 50 includes an upper insulator 545 , a plurality of upper docking terminals 540 , an upper circuit board 541 , a lower insulator 546 , a plurality of lower docking terminals 542 , and a lower circuit board. 543. An insulating carrier 544 and a front shielding sheet 547 carrying the upper and lower circuit boards 541 and 543. The upper upper butt terminal 540 and the upper insulator 545 are integrally formed to form an upper docking terminal group, and the upper docking terminal group is formed with an upper holding space 548. The front end of the upper circuit board 541 is inserted into and held by the upper holding space 548. The plurality of lower-side docking terminals 542 and the lower insulator 546 are integrally formed to form a lower-side docking terminal group, and the lower-side docking terminal group is formed with a lower-side holding space 549, and the front end of the lower-side circuit board 543 is inserted and held in the The lower side holds the space 549. The upper circuit board 541 is carried on the upper side of the insulating carrier 544, and the lower circuit board 543 is carried on the lower side of the insulating carrier 544. The upper and lower circuit boards 541 and 543 and the front shielding sheet 547 are horizontally disposed. The front shielding sheet 547 is disposed between the upper circuit board 541 and the lower circuit board 543, and the upper and lower circuit boards 541 and 543 are located. Between the upper shield member 51 and the lower shield member 52. The insulating carrier 544 is provided with a fourth slot 5440 extending through the front and rear sides of the insulating carrier 544. The front shielding piece 547 is inserted into the fourth slot 5440, and the front and rear ends of the front shielding piece 547 are beyond the fourth slot 5440. The front shielding piece 547 is provided with a stop portion on the left and right sides of the front shielding piece 547 The rear end of the front shielding piece 547 extends forwardly and extends through the fifth slot 5470 of the upper and lower sides of the front shielding piece 547. The front shielding piece 547 is inserted into the fourth slot 5440 from the rear to the front, and the stoppers 5471 on the left and right sides of the front shielding piece 547 are stopped by the insulating carrier 544 to control the insertion depth of the front shielding piece 547.

Referring to FIGS. 14 to 16 , the upper docking terminal 540 includes an upper contact portion 5400 and an upper connecting portion 5401 electrically connected between the upper circuit board 541 and the upper contact portion 5400 . The upper contact portion 5400 can be in abutment with the mating connector inserted into the upper docking port 102. The upper contact portion 5400 has a cantilever shape extending obliquely. The upper contact portion 5400 is electrically connected to the upper circuit board 541. The upper side contact portion 5400 is located on the upper side of the upper circuit board 541, and the upper side connecting portion 5401 extends from the upper side contact portion 5400 and is directly electrically connected to the lower side of the upper circuit board 541. In the present embodiment, the upper side connecting portion 5401 is soldered. On the lower surface of the upper circuit board 541, it is of course also possible to make electrical contact. The upper circuit board 541 is provided with a plurality of conductive lines (not labeled) electrically connected between the upper contact portion 5400 and the electronic module 53 (described in detail later), a shielding layer (not shown), and the first The conductive edge 5412, the grounding point 5414 for grounding, and the rear end of the upper circuit board 541 extend forwardly and penetrate the sixth slot 5415 on the upper and lower sides of the upper circuit board 541. The conductive circuit of the upper circuit board 541 includes a plurality of first conductive lines 5410 electrically connected to the upper portion of the upper connecting portion 5401 and a plurality of second conductive lines 5411 electrically connected to the other portion of the upper connecting portion 5401. The first conductive line 5410 The second conductive line 5411 is located on the lower side of the shielding layer of the upper circuit board 541, and the shielding layer of the upper circuit board 541 provides electromagnetic interference isolation between the first conductive line 5410 and the second conductive line 5411. The crosstalk interference between the first conductive line 5410 and the second conductive line 5411 is suppressed. The upper and lower sides of the first conductive edge 5412 are provided with a plurality of conductive sheets 5413, and the conductive strips of the first conductive edges 5412 and the upper circuit board 541 are electrically conductive. connection. The shielding layer of the upper circuit board 541 is electrically connected to the grounding point 5414. After the grounding point 5414 is grounded, the shielding layer of the upper circuit board 541 is grounded. In the present embodiment, the grounding point 5414 is provided on the upper surface of the upper circuit board 541.

Referring to FIGS. 14 to 17 , the lower docking terminal 542 includes a lower contact portion 5420 and a lower connection portion electrically connected between the lower circuit board 543 and the lower contact portion 5420. 5421. The lower contact portion 5420 can be docked with the mating connector inserted into the lower docking port 103, the lower contact portion 5420 is cantilevered, and the lower contact portion 5420 is electrically connected to the lower circuit board 543. The lower side contact portion 5420 is located on the lower side of the lower circuit board 543, and the lower side connecting portion 5421 extends from the lower side contact portion 5420 and is directly electrically connected to the upper side of the lower circuit board 543. In this embodiment, The lower connecting portion 5421 is soldered to the upper surface of the lower circuit board 543, and may of course be electrically contacted. The lower circuit board 543 is provided with a plurality of conductive lines (not labeled) and a shielding layer (not shown) electrically connected between the plurality of lower contact portions 5420 and the electronic module 53 (described in detail later). The second conductive edge 5432, the grounding point 5434 for grounding, and the seventh slot 5435 extending from the rear end of the lower circuit board 543 and extending through the upper and lower sides of the lower circuit board 543. The conductive circuit of the lower circuit board 543 includes a plurality of third conductive lines 5430 electrically connected to the partial lower connecting portion 5421 and a plurality of fourth conductive lines 5431 electrically connected to the other portion of the lower connecting portion 5421. The conductive line 5430 is located on the lower side of the shielding layer of the lower circuit board 543, the fourth conductive line 5431 is located on the upper side of the shielding layer of the lower circuit board 543, and the shielding layer of the lower circuit board 543 provides the third conductive line 5430 and the fourth conductive line 5431. The electromagnetic interference between them suppresses crosstalk interference between the third conductive line 5430 and the fourth conductive line 5431. A plurality of conductive strips 5433 are disposed on the upper and lower sides of the second conductive edge 5432. The conductive strips 5433 are electrically connected to the conductive lines of the lower circuit board 543. The shielding layer of the lower circuit board 543 is electrically connected to the grounding point 5434, and the grounding point 5434 is grounded and the lower circuit board is grounded. The shield of 543 is grounded. In the present embodiment, the grounding point 5434 is provided on the lower surface of the lower circuit board 543. The front shielding piece 547 is between the upper side contact portion 5400 and the lower side contact portion 5420, and electromagnetic interference between the upper side contact portion 5400 and the lower side contact portion 5420 can be suppressed. The upper and lower circuit boards 541 and 543 extend between the upper docking port 102 and the lower docking port 103. The shielding layers provided on the upper and lower circuit boards 541 and 543 can suppress the upper docking port 102 and the lower docking port 103. Electromagnetic interference between.

Referring to FIG. 14 to FIG. 17 , the docking module 50 is formed with a plurality of upper conductive paths (not labeled) electrically connected between the upper contact portion 5400 and the electronic module 53 . And electrically connected to a plurality of lower conductive paths (not labeled) between the lower contact portion 5420 and the electronic module 53. In the embodiment, the upper conductive path is the conductive line provided on the upper circuit board 541, and the lower conductive path is the conductive line provided on the lower circuit board 543. Of course, in other embodiments, The lower side conductive path may be in other forms. The upper side connecting portion 5401 extends rearward through the upper side of the upper side shield member 51 to form an upper side conductive path, and the lower side connecting portion 5421 extends rearward through the upper side of the lower side shield member 52 to form a lower side conductive portion. path. The upper shielding element 51 is correspondingly disposed on an upper side of the plurality of upper conductive paths, and the lower shielding element 52 is correspondingly disposed on a lower side of the plurality of lower conductive paths, and the upper shielding element 51 provides a plurality of the upper side contacts The portion 5400 is isolated from the electromagnetic interference between the electronic module 53 and the lower shielding member 52 provides electromagnetic interference isolation between the plurality of the lower contact portions 5420 and the electronic module 53.

Referring to FIGS. 8 to 13 , the electronic module 53 is housed in the accommodating space 24 and located at the rear side of the upper and lower contact portions 5400 and 5420. The electronic module 53 includes first and second circuit boards 530 and 531 arranged vertically and left and right, an intermediate bracket 532, an intermediate shielding piece 5323, and a switching module 533 assembled at the bottom of the intermediate bracket 532. First board The 530 is electrically connected to the plurality of upper side contact portions 5400 , and the second circuit board 531 is electrically connected to the plurality of lower side contact portions 5420 . The upper circuit board 541 is electrically connected to the plurality of the upper side contact portions 5400 and the first circuit board 530, and the lower circuit board 543 is electrically connected to the plurality of the lower side contact portions 5420 and the second circuit board. Between 531. The upper shield member 51 is projected rearwardly along the insertion direction of the mating connector, and partially overlaps the first and second circuit boards 530 and 531. The lower shield member 52 projects rearward along the insertion direction of the mating connector. The first and second circuit boards 530 and 531 are partially overlapped, so that the shielding areas of the upper and lower shielding elements 51 and 52 are large. The upper circuit board 541 is soldered to the first circuit board 530, and the lower circuit board 543 is soldered to the second circuit board 531. The first and second circuit boards 530 and 531 are each provided with a horizontal slot 5310 and a plurality of conductive strips 5311 on the upper and lower sides of the horizontal slot 5310. The first conductive edge 5412 extends from the horizontal slot 5310 of the first circuit board 530, and the second conductive edge 5432 extends out of the horizontal slot 5310 of the second circuit board 531. The conductive strip 5311 of the first circuit board 530 corresponds to the first conductive The conductive piece 5413 of the edge 5412 is soldered, and the conductive piece 5311 of the second circuit board 531 is soldered to the conductive piece 5433 of the second conductive edge 5432. The first circuit board 530 is disposed on one of the left and right sides of the intermediate bracket 532, and the second circuit board 531 is disposed on the other side of the left and right sides of the intermediate bracket 532. An opening 5320 is formed extending rearward from the front end of the intermediate bracket 532. The rear portion of the docking module 50 is retained in the opening 5320, and the insulating carrier 544 is clamped in the opening 5320. The intermediate shielding piece 5323 is disposed on the intermediate bracket 532. The intermediate bracket 532 includes a first semi-insulating bracket 5321 corresponding to the first circuit board 530 and a second semi-insulating bracket 5322 corresponding to the second circuit board 531. The intermediate shielding piece 5323 is disposed on the intermediate shielding piece 5323. Between the first insulating bracket 5321 and the second insulating bracket 5322. The first semi-insulating bracket 5321, the second semi-insulating bracket 5322 and the intermediate shielding sheet 5323 are assembled together, and the first circuit board 530 is disposed outside the first semi-insulating bracket 5321 and A first magnetic element 5324 is received between the first insulating brackets 5321, and the second circuit board 531 is disposed outside the second semi-insulating bracket 5322 and accommodates a second magnetic component between the second semi-insulating bracket 5322 and the second semi-insulating bracket 5322. (not shown). The first magnetic element 5324 is in electrical communication with the upper contact portion 5400, and the second magnetic element is in electrical communication with the lower contact portion 5420; the first magnetic element 5324 is disposed on one side of the intermediate shielding sheet 5323, and the second magnetic The element is disposed on the opposite side of the intermediate shielding sheet 5323, that is, the first magnetic element 5324 and the second magnetic element are located on opposite sides of the intermediate shielding sheet 5323; in the embodiment, the first magnetic element 5324 and the The two magnetic components are all isolation transformers. The intermediate shielding sheet 5323 is disposed in parallel with the first and second circuit boards 530 and 531 and located between the first circuit board 530 and the second circuit board 531.

Referring to FIG. 8 to FIG. 13 , the intermediate shielding piece 5323 is vertically disposed, and has a substantially rectangular shape. The rear end and the upper end are respectively crimped to the outside of the first and second semi-insulating brackets 5321 and 5322. The flange 5325 is such that the intermediate shielding piece 5323 and the first and second semi-insulating brackets 5321, 5322 are better mutually held; the intermediate shielding piece 5323 is partially received in the second slot 230, and the upper end edge of the intermediate shielding piece 5323 The second slot 230 is protruded upward to abut the conductive pad 91; the rear end of the intermediate shield 5323 is provided with a first grounding arm 5326 directly connected to the first circuit board 530 and directly connected to the second circuit board 531. The second grounding arm 5327, the first grounding arm 5326 is perforated and welded to the first circuit board 530, the second grounding arm 5327 is pierced and welded to the second circuit board 531; the bottom of the intermediate shielding piece 5323 extends downwardly to have a plurality of Two grounding legs 5328, the second grounding legs 5328 pass through the bottom circuit board 6 and can be mounted to the external device 101; the front portion of the intermediate shielding sheet 5323 is provided with an upper side directly connecting the grounding point 5414 of the upper circuit board 541 Grounding part 550, direct electrical connection to the lower side The lower ground portion 551 of the grounding point 5434 of the road plate 543, the shield opening 552 formed by the upper and lower ground portions 550 and 551, the first communicating portion 553, and the second communicating portion 554. The upper and lower sides are connected The ground portions 550 and 551 are in a horizontal sheet shape, and the upper side ground portion 550 is bent toward one side of the intermediate shielding piece 5323 and welded to the grounding point 5414 of the upper circuit board 541, and the lower side grounding portion 551 is directed to the intermediate shielding piece. The opposite side of the 5323 is bent and soldered to the ground point 5434 of the lower circuit board 543. The shielding plate opening 552 is a part of the opening 5320, the intermediate shielding piece 5323 is partially exposed in the opening 5320, the docking module 50 is inserted into the opening 5320, and the portion of the intermediate shielding piece 5323 exposed to the opening 5320 enters the fifth, sixth, The seven slots 5470, 5415, 5435, the slot sides of the fifth slot 5470 are clamped to the left and right sides of the portion of the intermediate shield 5323 exposed in the opening 5320, and the fifth, sixth, and seventh slots 5470, 5415, 5435 are The up and down directions are substantially aligned for the entry of the intermediate shield 5323. The intermediate shielding piece 5323 is further provided with a fixing arm 555 for fixing the conductive pad 91.

As shown in the tenth figure, the adapter module 533 is assembled on the bottom of the intermediate bracket 532. The adapter module 533 is provided with a plurality of first adapter terminals 5330 directly connected to the first circuit board 530, and is directly electrically connected to The plurality of second transfer terminals 5331 of the second circuit board 531 and the transfer carrier 5332 carrying the first and second transfer terminals 5330 and 5331. The first and second transfer terminals 5330, 5331 pass through the bottom circuit board 6 and can be mounted to the external device 101.

Referring to FIGS. 8 to 11 , the upper shield member 51 is in a sheet shape perpendicular to the insertion direction of the mating connector, and the upper shield member 51 is located on the rear side of the plurality of upper mating terminals 540, and the plurality of The projection of the upper butt terminal 540 in the up and down direction is not overlapped, so that the electromagnetic interference between the upper butt terminal 540 and the electronic module 53 is isolated. The first shielding member 51 is provided with a first through groove 510 extending through the front and rear sides of the upper shielding member 51, and a first concave portion 511 disposed on the left and right sides of the upper shielding member 51 and recessed forward. The first concave portion 511 is provided with a first recess 511. A corner 512. The front and rear sides of the front bracket 532 are formed with a first positioning that protrudes forward and is received in the first recess 511 The portion 5536 and the second positioning portion 5537 extending forward beyond the first positioning portion 5536 and extending out of the first notch 512. The first communication portion 553 extends into the first through groove 510 and is electrically connected to the upper shield member 51. The first and second positioning portions 5536 and 5537 are used to position the upper shielding member 51. The lower shield member 52 has a sheet shape perpendicular to the insertion direction of the mating connector, the lower shield member 52 is located at the rear side of the plurality of the lower docking terminals 542, and the projection of the plurality of the lower docking terminals 542 in the up and down direction There is no overlap, which is advantageous for electromagnetic interference isolation between the lower docking terminal 542 and the electronic module 53. The lower shielding member 52 is provided with a second through slot 520 extending through the front and rear sides of the lower shield member 52, and a second recess 521 disposed on the left and right sides of the lower shield member 52 and recessed forward. The second recess 521 is provided. A second corner 522 is provided. The front and rear sides of the front bracket 532 are further formed with a third positioning portion 5538 protruding forwardly and received in the second recess 521 and a fourth positioning portion extending forward beyond the third positioning portion 5538 and extending out of the second corner 522 Department 5539. The second communication portion 554 extends into the second through groove 520 and is electrically connected to the lower side shield member 52. The third and fourth positioning portions 5538 and 5539 are used to position the lower shield member 52. The bottom circuit board 6 has a shielding layer (not shown), and the bottom circuit board 6 is located on the bottom side of the electronic module 53 to provide electromagnetic shielding at the bottom of the electronic module 53; the upper and lower shielding members 51, 52 are perpendicular to the bottom. The circuit board 6, the upper and lower shielding members 51, 52 provide electromagnetic shielding at the front of the electronic module 53. The first circuit board 530 is grounded to at least one of the upper and lower shield members 51, 52, and the second circuit board 531 is also grounded to at least one of the upper and lower shield members 51, 52, for example In the present embodiment, the grounding regions 5312 provided in the first and second circuit boards 530 and 531 are all soldered to the lower shielding member 52.

Referring to the first to fifth figures, the shield case 7 is wrapped around the outside of the insulative housing 2, and the shield case 7 is assembled from the front case 70 and the rear case 71. The shielding shell 7 is provided with a shell front wall 72, a shell top wall 73, a shell rear wall 74, two shell side walls 75, and a plurality of shells that can be installed outside. The third grounding leg 77 of the device 101. The front wall 72 of the casing is located on the front side of the front shielding piece 547, the top wall 73 of the casing is located on the upper side of the intermediate shielding piece 5323, and the rear wall 74 of the casing is located on the rear side of the intermediate shielding piece 5323. A fitting groove 76 is also formed in the shield case 7. The case top wall 73 is composed of a case top wall front portion 730 included in the front case 70 and a case top wall rear portion 731 included in the rear case 71. The two side walls 75 of the casing are composed of a front side wall portion 750 of the casing included in the front casing 70 and a rear side portion 751 of the side wall of the casing included in the rear casing 71. The housing front wall 72 allows the docking connector to pass through to interface with the electrical connector 100.

Referring to FIGS. 3 to 6 , the conductive gasket 90 includes a conductive cotton 900 and a conductive cloth 901 covering the conductive cotton 900 . The conductive gasket 90 is pressed between the front end edge of the front shielding sheet 547 and the front wall 72 of the shield case 7. The conductive gasket 90 electrically connects the front shielding piece 547 with the front wall 72 of the shield case 7, and the conductive gasket 90 blocks the front edge of the front shielding piece 547 and the front wall 72 of the shield case 7. The slit effectively suppresses electromagnetic radiation from flowing through the gap. The conductive gasket 90 has an elongated shape, and the left and right ends thereof extend beyond the left and right sides of the front end edge of the front shielding sheet 547. The conductive gasket 91 includes a conductive cotton 910 and a conductive cloth 911 covering the conductive cotton 910. The conductive gasket 91 is pressed between the edge of the intermediate shielding sheet 5323 and the shield case 7. The conductive gasket 91 electrically connects the intermediate shielding piece 5323 and the shielding case 7. The conductive pad 91 blocks the gap between the edge of the intermediate shielding piece 5323 and the shielding case 7, and effectively suppresses electromagnetic radiation from flowing through the gap. . The conductive pad 91 is disposed through the mating port 912. The fixing arm 555 passes through the mating port 912 to the outside of the shield case 7 and is fixed to the shield case 7 to accurately position the conductive pad 91. Stable holding. The engaging port 912 is disposed corresponding to the engaging groove 76. The fixing arm 555 passes through the engaging hole 912 and then passes through the engaging groove 76 to the outside of the shielding case 7; the end of the fixing arm 555 is fixedly fixed to the outside of the shielding case 7. The end 556 is fixed to the shield case 7; in the embodiment, the fixed arm 555 is provided with a pair of fixed ends 556, and the pair of fixed ends 556 are bent in opposite directions. The conductive gasket 91 is of an "L" shape and has a horizontal portion (not labeled) and a vertical portion (not labeled) which is pressed between the upper end edge of the intermediate shielding piece 5323 and the top wall 73 of the shield case 7, The vertical portion is pressed between the rear end edge of the intermediate shielding piece 5323 and the case rear wall 74 of the shield case 7. In order to stably fix the conductive pad 91, the upper end edge and the rear end edge of the intermediate shielding piece 5323 have a fixing arm 555, and the horizontal portion and the vertical portion each have a corresponding fitting opening 912, and the top wall 73 and the rear of the shell The walls 74 each have a corresponding mating slot 76.

The front shielding piece 547 and the intermediate shielding piece 5323 are internal shielding sheets disposed in the shielding case 7. The electrical connector 100 includes an inner shielding piece disposed in the shielding case 7. The inner shielding piece is not limited to the front. There are two forms of the shielding piece 547 and the intermediate shielding piece 5323. In different connectors, the inner shielding piece can be in other forms. The arrangement of the conductive gasket of the present invention, that is, the conductive gasket is pressed between the edge of the inner shielding sheet and the shielding shell 7 to block the gap between the edge of the inner shielding sheet and the shielding shell 7, which can effectively suppress the interior. The electromagnetic leakage between the edge of the shielding sheet and the shield case 7 due to the gap enhances the electrical performance of the electrical connector 100.

The electrical connector 100 can be assembled according to the following steps: First, the first semi-insulating bracket 5321, the second semi-insulating bracket 5322 and the intermediate shielding sheet 5323 are assembled together, and the upper shielding member 51 is assembled to the intermediate bracket 532 from the front to the rear. The first communication portion 553 of the intermediate shielding piece 5323 enters the first through groove 510 of the upper shielding member 51, and the lower shielding member 52 is assembled to the intermediate holder 532 from the front to the rear, and the second communication portion 554 of the intermediate shielding piece 5323 enters the lower portion. The second through slot 520 of the side shield member 52 welds the first communication portion 553 to the first through slot 510 and the second communication portion 554 to the second through slot 520. Second, the docking module 50 is As assembled from the front to the rear at the opening 5320 of the intermediate bracket 532, the intermediate shielding piece 5323 partially enters the fifth, sixth, and seventh slots 5470, 5415, 5435, the upper grounding portion 550 of the intermediate shielding sheet 5323 is soldered to the grounding point 5414 of the upper circuit board 541, and the lower grounding portion 551 of the intermediate shielding sheet 5323 is soldered to the grounding point 5434 of the lower circuit board 543; The two circuit boards 530, 531 are mounted on the intermediate bracket 532, the first circuit board 530 is soldered to the first conductive edge 5412 of the upper circuit board 541, and the second circuit board 531 is soldered to the second conductive edge 5432 of the lower circuit board 543. Next, the grounding region 5312 of the first and second circuit boards 530, 531 is soldered to the lower shielding member 52; the vertical shielding body 3 is inserted into the insulative housing 2; and the bottom circuit board 6 is mounted on the bottom of the terminal module 5 to form an insertion assembly. 4, the insertion assembly 4 is mounted on the insulative housing 2, the upper contact portion 5400 is received in the upper docking space 25 of the insulative housing 2, and the lower contact portion 5420 is received in the lower docking space 26 of the insulative housing 2, the front shielding sheet 547 The front end of the second slot portion 202 of the through port 200 enters the first slot portion 201 of the port 200; the conductive pad 90 is placed at the first slot portion 201 of the port 200 to initially position the conductive pad 91 Intermediate shield 5323 (in this case, the intermediate shield 5323 The fixed end 556 of the fixed arm 555 is not bent yet; the front case 70 is mounted on the insulative housing 2, and the conductive pad 91 is pressed against the front end edge of the front shielding piece 547 and the front wall of the shield case 7 The rear housing 71 is assembled to the front wall 72 of the casing and the insulative housing 2, and the fixed arm 555 sequentially passes through the mating opening 912 and the engaging groove 76 to the outside of the shielding housing 7, and then the fixed end 556 of the fixing arm 555. Pressed on the outside of the shield case 7, the horizontal portion of the conductive pad 91 is pressed between the upper end edge of the intermediate shield 5323 and the top wall 73 of the shield case 7, and the vertical portion of the conductive pad 91 is pressed. Between the rear end edge of the intermediate shielding piece 5323 and the case rear wall 74 of the shield case 7; the shield ring assembly 8 is sleeved outside the front end of the shield case 7, thus forming the electrical connector 100.

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 the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and those skilled in the art can make the spirit of the present invention. Equivalent modifications or variations are intended to be included within the scope of the following claims.

510‧‧‧ first through slot

511‧‧‧ first recess

512‧‧‧First corner

520‧‧‧Second pass

521‧‧‧Second recess

522‧‧‧second corner

5310‧‧‧ horizontal slotting

5311‧‧‧Conductor

5434‧‧‧ Grounding point

551‧‧‧Bottom grounding

Claims (9)

An electrical connector formed with stacked upper and lower docking ports, and comprising: a docking module, wherein the docking module is provided with a plurality of upper contact portions that can be docked with a mating connector inserted into the docking port and a plurality of first and second circuit boards that are inserted into the butt connector of the lower docking port; and first and second circuit boards that are vertically and vertically spaced apart; wherein the docking module further includes an electrical connection to the plurality of upper side contacts An upper circuit board between the portion and the first circuit board and a lower circuit board electrically connected between the lower contact portion and the second circuit board, wherein the upper and lower circuit boards are respectively provided for a grounding point of the ground, the electrical connector further comprising an intermediate shielding piece disposed in parallel with the first and second circuit boards and located between the first circuit board and the second circuit board, the front part of the intermediate shielding piece being directly provided The upper grounding portion of the grounding point of the upper circuit board and the lower grounding portion of the grounding point of the lower circuit board are electrically connected. The electrical connector of claim 1, wherein a grounding point of the upper circuit board is disposed on an upper surface of the upper circuit board, and a grounding point of the lower circuit board is disposed on a lower surface of the lower circuit board. The electrical connector of claim 2, wherein the upper ground portion is bent toward one side of the intermediate shield and soldered to a ground point of the upper circuit board, and the lower ground portion is toward the intermediate shield The other side is bent and soldered to the ground point of the lower board. The electrical connector of claim 2, wherein the front portion of the intermediate shielding sheet is further provided with a shielding sheet opening formed by forming upper and lower side ground portions, the shielding sheet opening from the intermediate shielding sheet The front end portion extends rearwardly, and the upper side ground portion corresponds to an upper side of the opening of the shielding sheet, and the lower side ground portion corresponds to a lower side of the opening of the shielding sheet, and the upper and lower side circuit board portions are received in the shielding sheet opening. The electrical connector of claim 1, wherein the electrical connector further comprises an intermediate bracket, the intermediate bracket comprising a first semi-insulating bracket corresponding to the first circuit board, and a second corresponding to the second circuit board The semi-insulating bracket is disposed between the first semi-insulating bracket and the second semi-insulating bracket, wherein the first and second semi-insulating brackets and the intermediate shielding sheet are assembled together, and the first circuit board is assembled a first magnetic component electrically connected to the upper contact portion is received between the outer side of the first insulating bracket and the first semi-insulating bracket, and the second circuit board is disposed outside the second semi-insulating bracket and A second magnetic element electrically connected to the lower contact portion is received between the second semi-insulating brackets. The electrical connector of claim 1, wherein the upper and lower circuit boards are each provided with a shielding layer, and the shielding layer of the upper circuit board is electrically connected to a grounding point of the upper circuit board, The shielding layer of the lower circuit board is electrically connected to the grounding point of the lower circuit board. The electrical connector of claim 1, wherein the upper circuit board is soldered to the first circuit board and the lower circuit board is soldered to the second circuit board. The electrical connector of claim 7, wherein the first and second circuit boards are provided with a horizontal slot and a plurality of conductive strips on the upper and lower sides of the horizontal slot, and the upper circuit board is provided with an extension. a horizontally slotted first conductive edge of the first circuit board, the lower circuit board being provided with a horizontally slotted second conductive edge extending from the second circuit board, the upper and lower sides of the first and second conductive edges A plurality of conductive sheets are disposed. The conductive sheets of the first circuit board are soldered to the conductive sheets of the first conductive edge, and the conductive sheets of the second circuit board are soldered to the conductive sheets of the second conductive edge. The electrical connector of claim 1, wherein the docking module further comprises an insulating carrier, the upper circuit board is carried on an upper side of the insulating carrier, and the lower circuit board is carried on a lower side of the insulating carrier .