TWI483482B - Electrical connector - Google Patents

Description

Electrical connector

The present invention relates to an electrical connector, and more particularly to a stacked electrical connector.

The Chinese patent publication No. 201498747, published on Jun. 2, 2010, discloses an electrical connector comprising an insulative body formed with an RJ45 docking frame opening extending rearward from the RJ45 docking frame port and being available for the RJ45 docking plug The inserted RJ45 docking space and the receiving space on the lower side of the RJ45 docking space, the electrical connector further includes a plurality of RJ45 terminals accommodated in the RJ45 docking space, a USB 3.0 module installed in the receiving space, and the RJ45 terminal is housed in the RJ45. The docking space is an interface that can be docked with the RJ45 mating plug inserted into the RJ45 docking space. The USB 3.0 module includes an insulating frame, a first tongue mounted on the insulating frame, a plurality of second terminals held in the insulating frame, and is mounted and held in insulation. The third terminal of the frame and the mask housing disposed on the periphery of the USB 3.0 module, the second and third terminals are respectively provided with a docking portion that can be docked with the USB mating plug, and the docking portion of the second terminal is docked with the third terminal The portions are disposed on the same side of the first tongue plate and are disposed in two rows along the length direction of the first tongue plate, and the butting portions of the second terminals are butt jointed with the third terminals Closer to the front end of the first tongue plate, the mask housing and the insulating frame form a USB docking frame and a USB docking space extending backward from the USB docking frame and being inserted into the USB docking plug, and the docking portion of the second terminal The docking portion with the third terminal is received in the USB docking space to interface with the inserted USB docking plug.

The shielding shell and the insulating frame form a USB docking frame and a USB docking space. The first tongue and the second and third terminals are first mounted on the insulating frame, and then assembled into a USB 3.0 module with the shielding shell, and then assembled. In the insulative body, the electrical connector not only involves many components, but also has a complicated assembly process, which makes the electrical connector costly.

The technical problem to be solved by this creation is to provide a lower cost electrical connector.

In order to solve the above technical problem, the present invention adopts the following technical solution: an electrical connector that can be interfaced with a first mating connector and a second mating connector, the electrical connector including an insulative housing, a plurality of first terminals, and an insulating body The first tongue plate, the plurality of second terminals and the plurality of third terminals are disposed on the body, the second terminal is fixed on the first tongue plate, and the insulating body is formed with a first butt frame port extending rearward from the first docking frame port and being available The first docking space is inserted into the first docking space, and the first terminal is provided with a docking portion that is received in the first docking space to be mated with the first docking connector inserted into the first docking space, and the second and third terminals are respectively provided. The abutting portion is connectable with the second mating connector. The abutting portion of the abutting portion of the second terminal and the third terminal are disposed on the same side of the first tongue and are arranged in two rows along the length direction of the first tongue. The abutting portion of the second terminal is closer to the front end of the first tongue than the abutting portion of the third terminal, and the insulating body is further formed with a second mating frame opening and extending rearward from the second mating frame opening for the second pair The second docking space is inserted into the second docking space, the second docking space is stacked with the first docking space, the docking portion of the docking portion and the third terminal of the second terminal is received in the second docking space, and the insulating body is further disposed in the second a first rear wall opposite to the second docking frame opening, the second and third terminals respectively pass through the first rear wall, and the first tongue is mounted on the first rear wall and is suspended from the second docking space .

In the present invention, the insulative housing is formed with a second mating frame port and is extended from the second mating frame port. a second docking space formed and accessible for the second butt connector, and integrally provided with a first rear wall, the second and third terminals respectively pass through the first rear wall, and the first tongue is mounted on the first rear wall And hanging in the second docking space, the present electrical connector does not need the prior art shielding shell and the insulating frame to reduce the components, the structure is more practical, and the assembly process is faster, so that the cost of the electrical connector is lower.

100‧‧‧Electrical connector

2‧‧‧Insulated body

20‧‧‧First docking box

21‧‧‧First docking space

22‧‧‧Second docking box

23‧‧‧Second docking space

24‧‧‧ third docking frame

25‧‧‧ third docking space

260‧‧‧ front wall

261‧‧‧ side wall

262‧‧‧ top wall

263‧‧‧ bottom wall

264‧‧‧ partition wall

265‧‧‧ partition wall

27‧‧‧First back wall

270‧‧‧First storage trough

271‧‧‧ first port

272‧‧‧second port

273‧‧‧First through slot

274‧‧‧First holding groove

28‧‧‧Second back wall

280‧‧‧Second holding trough

281‧‧‧ third port

282‧‧‧fourth port

283‧‧‧Second through slot

284‧‧‧Second holding groove

29‧‧‧ Third back wall

290‧‧‧ gate groove

30‧‧‧First terminal

300‧‧‧Docking Department

301‧‧‧Weld Department

31‧‧‧Sub Board

32‧‧‧Transfer module

320‧‧‧Transfer terminal

40‧‧‧First tongue

400‧‧‧First holding arm

41‧‧‧second terminal

410, 420, 510, 520‧‧‧ docking

42‧‧‧ third terminal

411, 421, 511, 521‧‧ ‧ extensions

50‧‧‧second tongue

412, 422, 512, 522‧‧‧ Connections

500‧‧‧Second holding arm

423, 523‧‧ ‧ spurs

51‧‧‧fourth terminal

52‧‧‧ fifth terminal

6‧‧‧ terminal block

60‧‧‧through hole

7‧‧‧Shaded housing

70‧‧‧ front housing

71‧‧‧ Rear housing

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

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

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

The fourth figure is a front view of the insulative body of the present electrical connector.

The fifth figure is a perspective view of an angle of the insulating body of the present electrical connector.

The sixth figure is a perspective view of another angle of the insulating body of the present electrical connector.

The seventh figure is a perspective view of the first and second tongues, the second, third, fourth, and fifth terminals of the present electrical connector, and the terminal block.

The eighth figure is a perspective view of the second and third terminals of the present electrical connector.

The ninth figure is a perspective view of the fourth and fifth terminals of the present electrical connector.

Referring to the first to third figures, an electrical connector 100 conforming to the present invention is a connector of an RJ45 port and two USB 3.0 ports, which can be combined with a first docking connector (RJ45 plug) and The second docking connector (USB plug) is docked and can be mounted on an external circuit board (not shown). The electrical connector 100 includes an insulative housing 2, a plurality of first terminals 30, a sub-board 31 connected to the first terminal 30, a switching module 32, and The first tongue 40 disposed on the edge body 2, the plurality of second terminals 41, the plurality of third terminals 42, the second tongue 50 disposed separately from the insulative housing 2, the plurality of fourth terminals 51, and the plurality of fifth terminals 52 The terminal block 6 and the shielding case 7 (including the front case 70 and the rear case 71) that are wrapped around the outer side of the insulative housing 2 are included.

Referring to the fourth to sixth figures, the insulative housing 2 is formed with a first mating frame opening 20, a first docking space 21 extending rearward from the first mating frame opening 20 and being insertable by the first mating connector; The insulative housing 2 is further formed with a second mating frame opening 22, a second docking space 23 extending rearward from the second mating frame opening 22 and insertable by the second mating connector, and the second docking space 23 and the first docking space 21 The insulative housing 2 is further formed with a third mating frame port 24, a third docking space 25 extending backward from the third mating frame port 24 and insertable by the second docking connector, and a third docking space 25 and a second The docking spaces 23 are stacked. In the present embodiment, the first, second, and third docking spaces 21, 23, and 25 are arranged in order from top to bottom. The insulative housing 2 is further integrally provided with a front wall 260, two opposite side walls 261, a top wall 262 connecting the top ends of the two side walls 261, a bottom wall 263 connecting the bottom ends of the two side walls 261, and a partitioning first docking space 21 and a second docking a partition wall 264 of the space 23, a partition wall 265 separating the second docking space 23 and the third docking space 25, a first rear wall 27 located at a rear side of the second docking space 23 and opposite to the second docking box opening 22, located at the a second rear wall 28 opposite to the third docking frame opening 24 on the rear side of the three docking spaces 25, and a third rear wall 29 on the rear side of the first docking space 21 and opposite to the first docking frame opening 20. The insulative housing 2 is integral, and of course it can be split, for example, the insulating body 2 can be divided into two parts arranged in the upper and lower parts along the partition wall 264. The first, second, and third docking frames 20, 22, and 24 are opened to the front wall 260. The side wall 261 is vertically disposed, and the partition wall 264 is spaced apart from the partition wall 265 and disposed between the two side walls 261, thereby separating the first, second, and third docking spaces 21, 23, and 25 by upper and lower layers. The third rear wall 29 is provided with a row of gate grooves 290, and the gate grooves 290 are The first docking space 21 extends rearward to the outside of the third rear wall 29, and the first terminal 30 is partially received in the gate slot 290. The first terminal 30 extends from the gate slot 290 into the first docking space 21, the third rear wall 29, and two The side wall 261, the partition wall 264 and the top wall 262 are surrounded by a first docking space 21. The second and third terminals 41, 42 each pass through the first rear wall 27, and the first tongue 40 is mounted to the first rear wall 27 and overhangs the second docking space 23. The fourth and fifth terminals 51, 52 both pass through the second rear wall 28, and the second tongue 50 is mounted to the second rear wall 28 and overhangs the third docking space 25. The first rear wall 27, the two side walls 261, the partition wall 264 and the partition wall 265 are enclosed as a second docking space 23. The second rear wall 28, the two side walls 261, the partition wall 265 and the bottom wall 263 are arranged in a third docking space 25.

Referring to the fourth to sixth figures, the first tongue 40 is mounted rearwardly from the second docking frame 22 to the first rear wall 27, and the left and right sides of the first tongue 40 extend rearwardly through the first The first holding arm 400 of the rear wall 27 and the first holding arm 400 are fixedly engaged with the insulative housing 2 . The first rear wall 27 is provided with a first receiving groove 270 extending rearward from the second docking space 23, a plurality of first opening ports 271 corresponding to the third terminal 42, and a plurality of second corresponding to the second terminal 41. The opening 272 extends from the first receiving groove 270 rearwardly to the two first through grooves 273 on the rear side of the first rear wall 27, and the plurality of first holding grooves 274 provided behind the first rear wall 27. The rear portion of the first tongue plate 40 is received in the first receiving groove 270. The first receiving groove 270 has a semi-rectangular frame shape when viewed from the rear. The third terminal 42 passes through the first opening 271 and is retained by the first rear wall 27 , and the first receiving groove 270 half surrounds the periphery of the plurality of first openings 271 . The second port 272 extends rearwardly from the first receiving slot 270, the second terminal 41 passes through the first rear wall 27 through the second port 272, and the plurality of second ports 272 are arranged in a row. A port 271 is arranged in a row and is located on the lower side of the second port 272. The first holding arm 400 passes rearward through the first through groove 273. The first tongue 40 is also provided with a spacer 401.

Referring to the fourth to sixth figures, the second tongue 50 is mounted rearwardly from the third mating frame 24 to the second rear wall 28, and the left and right sides of the second tongue 50 extend rearwardly through the second The second holding arm 500 of the rear wall 28 and the second holding arm 500 are fixedly engaged with the insulating body 2 . The second rear wall 28 is provided with a second receiving groove 280 extending rearward from the third docking space 25, a plurality of third opening ports 281 corresponding to the fifth terminal 52, and a first corresponding to the plurality of fourth terminals 51. The four-port 282 extends from the second receiving groove 280 to the second through-groove 283 extending to the rear side of the second rear wall 28 and the plurality of second retaining grooves 284 disposed behind the second rear wall 28 . The rear portion of the second tongue plate 50 is received in the second receiving groove 280. The second receiving groove 280 has a semi-rectangular frame shape when viewed from the rear. The fifth terminal 52 passes through the third opening 281 and is held by the second rear wall 28 , and the second receiving groove 280 half surrounds the periphery of the plurality of third openings 281 . The fourth port 282 extends rearwardly from the second receiving slot 280, and the fourth terminal 51 passes through the second rear port 282 through the second rear wall 28, and the plurality of fourth ports 282 are arranged in a row. The three ports 281 are arranged in a row and are located on the lower side of the fourth port 282. The second holding arm 500 passes backward through the second through groove 283. The second tongue 50 is also provided with a spacer 501.

Referring to the second and third figures, the first terminal 30 is provided with a docking portion 300 that is received in the first docking space 21 to be docked with the first docking connector inserted into the first docking space 21, and is located at the first The outside of the space 21 is butted and soldered to the welded portion 301 of the sub-board 31. The adapter module 32 is located at the rear side of the sub-board 31. The adapter module 32 is provided with a transfer terminal 320 soldered to the sub-board 31 and mountable to the external circuit board.

Referring to FIG. 6 to FIG. 8 , the second terminal 41 is provided with an abutting portion 410 that can be abutted with the second mating connector, an extending portion 411 at the rear side of the first rear wall 27, and the connecting extension portion 411 and the docking portion. The connecting portion 412 of the portion 410. The docking portion 410 is received in the second docking space 23. The second terminal 41 is fixed to the first tongue 40. In this embodiment, the second end The sub-41 is integrally formed with the first tongue 40, and of course the second terminal 41 can also be designed to be mounted to the first tongue 40. The first tongue 40 and the second terminal 41 are mounted rearwardly from the second mating frame opening 22 to the first rear wall 27, and the extending portion 411 of the second terminal 41 is bent downward from the connecting portion 412.

Referring to FIGS. 6 to 8 , the third terminal 42 is provided with an abutting portion 420 that can be abutted with the second mating connector, an extending portion 421 at the rear side of the first rear wall 27 , and the connecting extension portion 421 and the docking portion. The connecting portion 422 of the portion 420 and the plurality of spurs 423. The sub-board 31 is vertically disposed on the rear sides of the second and third terminals 41, 42. The contact point of the abutting portion 410 of the second terminal 41 and the second mating connector is higher than the contact point of the abutting portion 420 of the third terminal 42 with the second mating connector. The abutting portion 410 of the second terminal 41 and the abutting portion 420 of the third terminal 42 are disposed on the same side of the first tongue 40 and are arranged in two rows along the length direction of the first tongue 40, and the abutting portion of the second terminal 41 The 410 is closer to the front end of the first tongue 40 than the abutting portion 420 of the third terminal 42. The docking portion 410 is inelastic, that is, it is fixed in the process of docking with the second docking connector, and the docking portion 420 is elastic, that is, it is abutted by the second docking connector during docking with the second docking connector. Press and move. The plurality of spurs 423 are interference-fitted with the first opening 271 and the first holding groove 274 to hold the third terminal 42 to the first rear wall 27 . The third terminal 42 is mounted on the insulative housing 2 from the rear side of the first rear wall 27 , and the abutting portion 420 of the third terminal 42 passes through the first opening 271 and is received in the second docking space 23 . The extending portions 411 of the second terminals 41 are arranged in a row, the connecting portions 412 of the second terminals 41 are arranged in a row, and the extending portions 421 of the third terminals 42 are arranged in a row and located on the front side of the extending portion 411, and the third terminal 42 The connecting portions 422 are arranged in a row and are located on the lower side of the connecting portion 412. The spacer 401 spaces the butting portion 420 and the butting portion 410 back and forth.

Referring to the sixth to eighth figures, the fourth terminal 51 is provided to be connectable with the second docking The butting portion 510 of the butt joint, the extending portion 511 on the rear side of the second rear wall 28, and the connecting portion 512 connecting the extending portion 511 and the mating portion 510. The docking portion 510 is received in the third docking space 25. The fourth terminal 51 is fixed to the second tongue 50. In the embodiment, the fourth terminal 51 and the second tongue 50 are integrally formed. Of course, the fourth terminal 51 can also be designed to be attached to the second tongue 50. The second tongue 50 is attached to the second rear wall 28 rearward from the third mating frame port 24, and the extension portion 511 of the fourth terminal 51 is bent downward from the connecting portion 512.

Referring to FIGS. 6 to 8 , the fifth terminal 52 is provided with an abutting portion 520 that can be mated with the second mating connector, an extending portion 521 at the rear side of the second rear wall 28 , and the connecting extension portion 521 and the docking portion. The connecting portion 522 of the portion 520 and the plurality of spurs 523. The sub-board 31 is vertically disposed on the rear sides of the fourth and fifth terminals 51, 52. The contact point position of the abutting portion 510 of the fourth terminal 51 and the second mating connector is higher than the contact point of the abutting portion 520 of the fifth terminal 52 with the second mating connector. The abutting portion 510 of the fourth terminal 51 and the abutting portion 520 of the fifth terminal 52 are disposed on the same side of the second tongue plate 50 and are disposed in two rows along the length direction of the second tongue plate 50, and the abutting portion of the fourth terminal 51 The 510 is closer to the front end of the second tongue 50 than the abutment portion 520 of the fifth terminal 52. The docking portion 510 is inelastic, that is, it is fixed in the process of docking with the second docking connector, and the docking portion 520 is elastic, that is, it can be connected to the second docking connector by the second docking connector. Move against pressure. The plurality of spurs 523 are interference-fitted with the third port 281 and the second retaining groove 284 to hold the fifth terminal 52 to the second rear wall 28 . The fifth terminal 52 is mounted on the insulative housing 2 from the rear side of the second rear wall 28 , and the abutting portion 520 of the fifth terminal 52 is received in the third docking space 25 through the third port 281 . The extending portions 511 of the fourth terminals 51 are arranged in a row, the connecting portions 512 of the fourth terminals 51 are arranged in a row, the extending portions 521 of the fifth terminals 52 are arranged in a row and located on the front side of the extending portion 511, and the fifth terminal 52 The connecting portions 522 are arranged in a row and are located on the lower side of the connecting portion 512. Spacer 501 will The docking portion 520 and the docking portion 510 are spaced apart from each other.

Referring to the second and sixth figures, the terminal block 6 is mounted on the insulative housing 2 at the rear side of the first and second rear walls 27, 28. The terminal block 6 is provided with a plurality of through holes 60 extending through the upper and lower sides thereof. The extending portions 411, 421, and 511 extend downward and are limited to the corresponding through holes 60. The lower ends of the extending portions 411, 421, and 511 extend beyond the through holes 60. Installed on an external circuit board.

For the electrical connector 100 of the present embodiment, the following steps can be assembled: First, the second tongue 50 is attached to the second rear wall 28 from the third mating frame port 24 with the fourth terminal 51 attached thereto (the extension portion at this time) 511 is integrally connected with the connecting portion 512; secondly, the fifth terminal 52 is forwardly loaded into the insulative housing 2, and the fifth terminal 52 is limited to the lower side of the second tongue 50, and then the extension of the fourth terminal 51 The portion 511 is bent downward, and the connecting portion of the extending portion 511 and the connecting portion 512 forms a chamfer; thirdly, the first tongue 40 is coupled with the second terminal 41 and is mounted rearward from the second mating frame 22 to the first rear wall 27 (At this time, the extending portion 411 is completely straight with the connecting portion 412); fourth, the third terminal 42 is forwardly loaded into the insulative housing 2, and the third terminal 42 is limited to the lower side of the first tongue 40, and then The extension portion 411 of the two terminals 41 is bent downward, and the connection portion of the extension portion 411 and the connection portion 412 forms a chamfer; fifthly, the terminal block 6 is mounted upward on the insulative housing 2, and the second, third, and fourth terminal terminals 41 The extensions 411, 421, 511 of the 42, 51 pass through the through hole 60 of the terminal block 6; sixth, the first terminal 30, the sub-board 31 and the transfer mode 32 integral forwardly charged insulative housing 2; the front housing 70 and rear housing 71 is attached to the outside of the housing 2, i.e. so assembled.

In summary, the creation meets the requirements of the invention patent, and the patent application is filed 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 will be able to make the spirit of the present invention. Equivalent modifications or variations are intended to be included within the scope of the following claims.

2‧‧‧Insulated body

27‧‧‧First back wall

28‧‧‧Second back wall

30‧‧‧First terminal

31‧‧‧Sub Board

32‧‧‧Transfer module

320‧‧‧Transfer terminal

400‧‧‧First holding arm

41‧‧‧second terminal

42‧‧‧ third terminal

500‧‧‧Second holding arm

51‧‧‧fourth terminal

52‧‧‧ fifth terminal

6‧‧‧ terminal block

70‧‧‧ front housing

71‧‧‧ Rear housing

Claims (8)

An electrical connector can be connected to the first mating connector and the second mating connector, the electrical connector comprising: an insulative housing, the insulative housing is formed with a first mating frame port, and extends rearward from the first mating frame port And a first docking space for the first docking connector to be inserted; a plurality of first terminals, the first terminal is provided with an abutting portion that is received in the first docking space to be mated with the first docking connector inserted into the first docking space; a first tongue plate disposed separately from the insulating body: a plurality of second terminals, the second terminal is fixed to the first tongue plate; and a plurality of third terminals, wherein the second and third terminals are respectively connected to the second butt connector The abutting portion of the second terminal and the abutting portion of the third terminal are disposed on the same side of the first tongue and are arranged in two rows along the length direction of the first tongue, and the abutting portion of the second terminal is compared with The abutting portion of the third terminal is closer to the front end of the first tongue; wherein the insulative housing is further formed with a second mating frame port and a second docking space extending rearward from the second mating frame port and insertable by the second mating connector ,second The connection space is stacked with the first docking space, and the abutting portion of the abutting portion and the third terminal of the second terminal is received in the second docking space, and the insulating body is further disposed on the rear side of the second docking space and the second docking box The first rear wall passes through the first rear wall, the first tongue is mounted on the first rear wall and is suspended from the second docking space, and the first rear wall is further provided with the third The plurality of first openings corresponding to the terminals, the first opening includes a rectangular through slot for the contact portion of the third terminal to pass forward, and a slot for the interference fit between the upper side of the rectangular through slot and the third terminal. The electrical connector of claim 1, wherein the first tongue is mounted rearwardly from the second docking frame to the first rear wall. The electrical connector of claim 1, wherein the first rear wall is provided with a first receiving groove extending rearward from the second docking space, and the first rear wall is penetrated in the front-rear direction to the first The second port of the receiving slot is received by the first receiving slot in the first receiving slot, and each of the second terminals extends from the rear of the first tongue into each of the second ports. The electrical connector of claim 1, wherein the second terminal is integrally formed with the first tongue plate, and the second terminal is provided with an extension portion on the rear side of the first rear wall and the connection extension portion and the abutment portion The connecting portion, the first tongue and the second terminal are mounted rearwardly from the second mating frame port to the first rear wall, and the extension of the second terminal is bent downward from the connecting portion. The electrical connector of claim 4, wherein the electrical connector further comprises a terminal block mounted on the insulative housing and located at a rear side of the first rear wall, the terminal block being provided with a plurality of upper and lower sides The through hole, the second terminal is provided with an extending portion extending downward, and the extending portion is limited to the corresponding through hole, and the lower end of the extending portion extends beyond the through hole to be mounted on the external circuit board. The electrical connector of claim 1, wherein the electrical connector is further provided with a sub-circuit board connected to the first terminal, and the sub-circuit board is vertically disposed at a rear side of the second and third terminals. The electrical connector of claim 6, wherein the insulative housing is further formed with a third mating frame port, a third docking formed extending rearward from the third mating frame port and insertable by the second mating connector a fourth port extending in a space and a horizontal direction, the first, second, and third docking spaces are arranged in order from top to bottom, and the electrical connector is further provided with a second tongue plate disposed separately from the insulating body, and a plurality of a fourth terminal and a plurality of fifth terminals, wherein each of the fourth terminals passes through the fourth port, the fourth terminal is fixed to the second tongue, and the fourth and fifth terminals are respectively disposed in the third docking space and The abutting portion that can be abutted with the second mating connector, the abutting portion of the fourth terminal and the fifth terminal are disposed on the same side of the second tongue and are arranged in two rows along the length direction of the second tongue, The abutting portion of the four terminals is closer to the front end of the second tongue than the abutting portion of the fifth terminal, and the insulating body is further integrally provided with a partition wall separating the second docking space and the third docking space, and is located at the rear side of the third docking space. And opposite the third docking box Second back wall, fourth, The fifth terminal passes through the second rear wall, and the second tongue is mounted on the second rear wall and is suspended from the third docking space. The electrical connector of claim 1, wherein the insulating system is unitary.