CN212849132U

CN212849132U - Cable connector

Info

Publication number: CN212849132U
Application number: CN202022126384.5U
Authority: CN
Inventors: 吴生玉; 申欢欢; 陈宏基; 郭荣哲
Original assignee: Dongguan Luxshare Technology Co Ltd
Current assignee: Dongguan Luxshare Technology Co Ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-03-30
Anticipated expiration: 2030-09-24
Also published as: TWM619286U

Abstract

A cable connector comprises an insulating body, a plurality of conductive terminals fixed with the insulating body, and a plurality of cables connected with the conductive terminals and extending out of one side of the insulating body. The conductive terminals include signal terminals and ground terminals. Each cable comprises a body part and a core wire, one end of the core wire is accommodated in the body part, and the other end of the core wire is exposed out of the body part, and the core wire comprises a signal wire core and a grounding wire core. The signal wire core is connected with the signal terminal. The cable connector further comprises a grounding sheet connected between the grounding wire core and the grounding terminal, the grounding sheet comprises a main body part and a leg part integrally extending from the main body part, the main body part is connected with the grounding wire core, and the leg part is connected with the grounding terminal. The utility model discloses a simple structure's grounding piece has realized good ground effect and has satisfied just, reverse and cable welded demand, and the main part of grounding piece can be adjusted according to the demand for the height of shank uplift, has improved welded flexibility and convenience.

Description

Cable connector

Technical Field

The utility model belongs to the technical field of the connector and specifically relates to a cable connector.

Background

With the continuous development of electronic Technology, a cable connector is widely applied to data center interconnection scenarios such as SATA (Serial Advanced Technology Attachment) storage devices, RADI (Redundant Arrays of Independent Drives) system scenarios, core routers, 10G or 40G ethernet, and the like, as a low-cost short-distance connection scheme. The high-speed cable has excellent attenuation performance, low time delay and anti-interference performance, and can realize high-frequency broadband transmission. The high-speed cable connector comprises an insulating body, a conductive terminal, a cable and a shielding shell. The conductive terminals include signal terminals and ground terminals, but how to achieve the grounding function while electrically connecting the conductive terminals and the cable is a major problem in the cable connector products.

Therefore, there is a need to provide a new cable connector to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cable connector, it can realize the function of ground connection when being connected electrically between conductive terminal and the cable, and has the flexibility and the convenience of connecting.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a cable connector comprises an insulating body, a plurality of conductive ends and a plurality of cables, wherein the conductive ends are fixedly held by the insulating body, the cables are connected with the conductive ends and extend out of one side of the insulating body, each conductive end comprises a signal terminal and a grounding terminal, each cable comprises a body part and a core wire, one end of each core wire is accommodated in the body part, the other end of each core wire is exposed out of the body part, each core wire comprises a signal wire core and a grounding wire core, the signal wire cores are connected with the signal terminals, the cable connector further comprises a grounding sheet connected between the grounding wire cores and the grounding terminals, each grounding sheet comprises a main body part and a leg part extending from the main body part integrally, the main body part is.

As a further improved technical solution of the present invention, the main body portion is raised relative to the leg portion so as to cover the main body portion.

As a further improved technical scheme of the utility model, the main part is equipped with the recess, the earth core inlays and locates in the recess.

As the utility model discloses further modified technical scheme, the earth connection core extends noumenon portion forward and backward reverse extension to the top or the below of noumenon portion, the main part centre gripping is between noumenon portion and earth connection core in the upper and lower direction.

As a further improved technical solution of the present invention, the cable connector further includes a metal sheet, the metal sheet includes a base portion extending in the up-down direction, an abutting portion transversely bent from the base portion, and a plug board portion extending downward from the base portion, one side of the abutting portion contacts with the ground plate and the opposite side contacts with the ground terminal.

As the utility model discloses further modified technical scheme, conductive terminal includes the first group ground terminal and the second group ground terminal that all stagger on front and back direction and upper and lower direction, the grounding lug includes the first grounding lug of being connected with first group ground terminal electricity and the second grounding lug of being connected with second group ground terminal electricity, butt portion includes the first butt portion of centre gripping between first group ground terminal and first grounding lug and the second butt portion of centre gripping between second group ground terminal and second grounding lug.

As a further improved technical solution of the present invention, the conductive terminal includes a third group grounding terminal and a fourth group grounding terminal, the grounding piece includes a third grounding piece electrically connected to the third group grounding terminal and a fourth grounding piece electrically connected to the fourth group grounding terminal, the abutting portion includes a third abutting portion clamped between the third group grounding terminal and the third grounding piece and a fourth abutting portion clamped between the fourth group grounding terminal and the fourth grounding piece, the upper and lower ends of the first abutting portion and the third abutting portion at the front portion of the base portion extend towards the inner side relative to the base portion and surround a part of the insulation body from the upper and lower sides, and the upper and lower ends of the second abutting portion and the fourth abutting portion at the rear portion of the base portion extend towards the inner side relative to the base portion and surround another part of the insulation body from the upper and lower sides.

As a further improved technical solution of the present invention, a first C-shaped space located in front is formed between the first abutting portion, the base portion, and the third abutting portion, a second C-shaped space located at the rear is formed between the second abutting portion, the base portion, and the fourth abutting portion, and the first C-shaped space is larger than the second C-shaped space.

As a further improved technical scheme of the utility model, the basal portion is equipped with the locating hole, insulator's lateral wall is equipped with the protruding convex part of going into in the locating hole.

As a further improved technical scheme of the utility model, the sheetmetal is two, two sheetmetals set up for the axial symmetry with the equal vertically left right direction of fore-and-aft direction and upper and lower direction.

Compared with the prior art, the utility model has the advantages that the grounding core and the grounding terminal are electrically connected through the grounding sheet to realize grounding; the grounding piece is simple in structure, forward and backward welding with the cable is supported, and the height of the main body part of the grounding piece, which is raised relative to the leg part, can be adjusted according to requirements, so that the flexibility and convenience of welding are improved.

Drawings

Fig. 1 is a perspective assembly view of a cable connector according to the present invention.

Fig. 2 is an exploded perspective view of a cable connector according to the present invention.

Fig. 3 is a perspective assembly view of fig. 2 except for the second insulating body, the front insulating housing, the rear insulating housing and the waterproof sheet.

Fig. 4 is a partially enlarged view of fig. 3.

Fig. 5 is a top view of fig. 3.

Fig. 6 is a sectional view taken along line a-a of fig. 5.

Fig. 7 is a partially enlarged view of fig. 6.

Fig. 8 is a diagram illustrating a combination of a grounding terminal, a grounding plate and a cable in a cable connector according to the present invention.

Fig. 9 is a perspective view of a ground terminal in a cable connector according to the present invention.

Fig. 10 is a perspective view of a grounding plate in the cable connector according to the present invention.

Fig. 11 is another angular view of fig. 10.

Fig. 12 is a perspective view of a metal plate of a cable connector according to the present invention.

Fig. 13 is a view from another angle of fig. 12.

Fig. 14 is a perspective view of a cable connector according to another embodiment of the present invention, except for the second insulator, the front insulator, the rear insulator, and the waterproof board.

Fig. 15 is a partially enlarged view of fig. 14.

Fig. 16 is a top view of fig. 14.

Fig. 17 is a sectional view taken along line B-B in fig. 16.

Fig. 18 is a partially enlarged view of fig. 17.

Detailed Description

Referring to fig. 1 to 18, a cable connector 100 includes an insulative housing 1, a plurality of conductive terminals 2 fixed to the insulative housing 1, and a plurality of cables 3 connected to the conductive terminals 2 and extending out of one side of the insulative housing 1. The utility model at least comprises a group of transmission units connected with a conductive terminal 2 and a cable 3; in a preferred embodiment, four sets of said transmission units are included.

Referring to fig. 2, the insulative housing 1 includes a first insulative housing 11 for holding the conductive terminals 2 and the cables 3 in each set, and the cable connector 100 further includes a second insulative housing 12 for fixing the conductive terminals 2 and the cables 3 in all sets as a whole.

Referring to fig. 3 and 4, the conductive terminal 2 includes a signal terminal 21 and a ground terminal 22, and each cable 3 includes a body 31 and a core wire 32 having one end received in the body 31 and the other end exposed out of the body 31. The core wire 32 includes a signal wire core 321 and a ground wire core 322, and the signal wire core 321 is connected to the signal terminal 21.

Referring to fig. 4, 7, 10 and 11, the cable connector 100 of the present invention further includes a grounding plate 4 connected between the grounding core 322 and the grounding terminal 22. The ground strip 4 includes a body 41 and a leg 42 integrally extending from the body 41. The body 41 is connected to the ground wire core 322, and the leg 42 is connected to the ground terminal 22. The body portion 41 is raised with respect to the leg portion 42 so as to cover the body portion 31. The main body portion 41 is provided with a groove 410, and the grounding wire core 322 is embedded in the groove 410. The ground wire core 322 extends forward out of the body 31 and backward to the upper side (refer to fig. 4 and 7) or the lower side (refer to fig. 15 and 18) of the body 31, and the body 41 is sandwiched between the body 31 and the ground wire core 322 in the up-down direction. That is, the grounding plate 4 in the cable connector 100 of the present invention can be soldered to the cable 3 in the forward direction (see fig. 10), or can be soldered to the cable 3 in the reverse direction (see fig. 11), so as to increase the flexibility and convenience of soldering. In addition, the height of the main body 41 raised relative to the leg 42 can also be adjusted as required, i.e., flexibility and convenience of welding are further enhanced.

Referring to fig. 3, 4, 12 and 13, the cable connector 100 of the present invention further includes a metal sheet 5, wherein the metal sheet 5 includes a base portion 51 extending in the up-down direction, an abutting portion 52 bent transversely from the base portion 51, and an insertion plate portion 53 extending continuously downward from the base portion 51. One side of the contact portion 52 is in contact with the ground piece 4 and the other side thereof is in contact with the ground terminal 22, and the insertion plate portion 53 can be connected to a circuit board (not shown). The base 51 is provided with a positioning hole 510, and the sidewall of the insulating body 1 is provided with a protrusion 101 protruding into the positioning hole 510 to fix the insulating body 1 and the metal sheet.

Referring to fig. 7, 8, 13 and 18, the conductive terminal 2 includes a first group of ground terminals 221 and a second group of ground terminals 222 staggered in the front-rear direction and the up-down direction, a third group of ground terminals 223 arranged in the up-down direction with respect to the first group of ground terminals 221 and aligned in the front-rear direction, and a fourth group of ground terminals 224 arranged in the up-down direction with respect to the second group of ground terminals 222 and aligned in the front-rear direction. The ground plate 4 includes a first ground plate 401 electrically connected to the first group of ground terminals 221, a second ground plate 402 electrically connected to the second group of ground terminals 222, a third ground plate 403 electrically connected to the third group of ground terminals 223, and a fourth ground plate 404 electrically connected to the fourth group of ground terminals 224. The contact portion 52 includes a first contact portion 521 sandwiched between the first group of ground terminals 221 and the first ground plate 401, a second contact portion 522 sandwiched between the second group of ground terminals 222 and the second ground plate 402, a third contact portion 523 sandwiched between the third group of ground terminals 223 and the third ground plate 403, and a fourth contact portion 524 sandwiched between the fourth group of ground terminals 224 and the fourth ground plate 404. A first C-shaped space 502 located at the front is formed among the first abutting portion 521, the base portion 51 and the third abutting portion 523, a second C-shaped space 501 located at the rear is formed among the second abutting portion 522, the base portion 51 and the fourth abutting portion 524, and the first C-shaped space 502 is larger than the second C-shaped space 501. Therefore, the first abutting portion 521 and the third abutting portion 523 extend inward from the upper and lower ends of the front portion of the base 51 with respect to the base 51 and surround the first portion of the insulator 1 having a large size in the vertical direction from the upper and lower ends, and the second abutting portion 522 and the fourth abutting portion 524 extend inward from the upper and lower ends of the rear portion of the base 51 with respect to the base 51 and surround the second portion of the insulator 1 having a large size in the vertical direction from the upper and lower ends.

Referring to fig. 6 and 17, the number of the metal sheets 5 is two, and the two metal sheets 5 are disposed in an axisymmetric manner in a left-right direction perpendicular to both a front-back direction and a vertical direction.

Referring to fig. 1 and fig. 2, the cable connector 100 of the present invention further includes an insulating housing 6 injection-molded on the insulating body 1, the conductive terminals 2, the cable 3, the grounding plate 4 and the metal plate 5. The insulating housing 6 comprises a front insulating housing 61 facing the mating connector and a rear insulating housing 62 for the cable 3 to pass out backwards.

Referring to fig. 1 and fig. 2, in a preferred embodiment, the cable connector 100 of the present invention further includes a waterproof board 7 formed behind the rear insulating housing 62 by glue injection.

To sum up, the cable connector 100 of the present invention electrically connects the grounding wire core 322 and the grounding terminal 22 through the grounding plate 4, and in the preferred embodiment, the grounding plate 4 is further connected to the circuit board through the metal plate 5, so as to achieve the grounding effect; the grounding plate 4 is simple in structure, forward and backward welding with the cable 3 is supported, and the height of the main body part 41 which is raised relative to the leg parts 42 can be adjusted according to requirements, so that the flexibility and convenience of welding are improved.

The above embodiments are only used for illustrating the present invention and not for limiting the technical solutions described in the present invention, and the understanding of the present specification should be based on the technical people in the related art, for example, the descriptions of the directions such as "front", "back", "left", "right", "up", "down", etc., although the present specification has described the present invention in detail with reference to the above embodiments, the ordinary skilled in the art should understand that the technical people in the related art can still modify or substitute the present invention, and all the technical solutions and modifications thereof that do not depart from the spirit and scope of the present invention should be covered within the scope of the claims of the present invention.

Claims

1. The utility model provides a cable connector, includes insulator (1), with a plurality of conductive terminal (2) of insulator (1) holding and extend a plurality of cables (3) of insulator (1) one side with conductive terminal (2), conductive terminal (2) include signal terminal (21) and ground terminal (22), each cable (3) include body portion (31) and one end accept in body portion (31) and the other end exposes in core wire (32) outside body portion (31), core wire (32) include signal sinle silk (321) and earth connection sinle silk (322), signal sinle silk (321) are connected with signal terminal (21), its characterized in that: the cable connector further comprises a grounding sheet (4) connected between the grounding wire core (322) and the grounding terminal (22), the grounding sheet (4) comprises a main body portion (41) and a leg portion (42) integrally extending from the main body portion (41), the main body portion (41) is connected with the grounding wire core (322), and the leg portion (42) is connected with the grounding terminal (22).

2. The cable connector of claim 1, wherein: the main body (41) is raised relative to the leg (42) so as to cover the main body (31).

3. The cable connector of claim 1, wherein: the main body part (41) is provided with a groove (410), and the grounding wire core (322) is embedded in the groove (410).

4. The cable connector of claim 1, wherein: the grounding wire core (322) extends forwards out of the body part (31) and backwards and reversely extends to the upper side or the lower side of the body part (31), and the body part (41) is clamped between the body part (31) and the grounding wire core (322) in the vertical direction.

5. The cable connector of claim 1 or 2 or 3 or 4, wherein: the cable connector further comprises a metal sheet (5), the metal sheet (5) comprises a base portion (51) extending in the vertical direction, an abutting portion (52) transversely bent from the base portion (51) and a plug board portion (53) continuously extending downwards from the base portion (51), one side of the abutting portion (52) is in contact with the grounding sheet (4), and the other side opposite to the abutting portion is in contact with the grounding terminal (22).

6. The cable connector of claim 5, wherein: the conductive terminal (2) comprises a first group of grounding terminals (221) and a second group of grounding terminals (222) which are staggered in the front-back direction and the up-down direction, the grounding sheet (4) comprises a first grounding sheet (401) electrically connected with the first group of grounding terminals (221) and a second grounding sheet (402) electrically connected with the second group of grounding terminals (222), and the abutting part (52) comprises a first abutting part (521) clamped between the first group of grounding terminals (221) and the first grounding sheet (401) and a second abutting part (522) clamped between the second group of grounding terminals (222) and the second grounding sheet (402).

7. The cable connector of claim 6, wherein: the conductive terminal (2) further includes a third group ground terminal (223) and a fourth group ground terminal (224), the ground plate (4) includes a third ground plate (403) electrically connected to the third group ground terminal (223) and a fourth ground plate (404) electrically connected to the fourth group ground terminal (224), the contact portion (52) includes a third contact portion (523) sandwiched between the third group ground terminal (223) and the third ground plate (403) and a fourth contact portion (524) sandwiched between the fourth group ground terminal (224) and the fourth ground plate (404), the first contact portion (521) and the third contact portion (523) extend inward relative to the base portion (51) at both upper and lower ends of the front portion of the base portion (51) and surround a part of the insulating body (1) from the upper and lower sides, the second contact portion (522) and the fourth contact portion (524) extend inward relative to the base portion (51) at both upper and lower ends of the rear portion of the base portion (51) and extend from the upper and lower ends of the rear portion of the base portion (51) The lower two sides surround the other part of the insulating body (1).

8. The cable connector of claim 7, wherein: a first C-shaped space (502) located in the front is formed among the first abutting part (521), the base part (51) and the third abutting part (523), a second C-shaped space (501) located in the rear is formed among the second abutting part (522), the base part (51) and the fourth abutting part (524), and the first C-shaped space (502) is larger than the second C-shaped space (501).

9. The cable connector of claim 5, wherein: the base part (51) is provided with a positioning hole (510), and the side wall of the insulating body (1) is provided with a convex part (101) protruding into the positioning hole (510).

10. The cable connector of claim 5, wherein: the number of the metal sheets (5) is two, and the two metal sheets (5) are arranged in a bilateral symmetry mode.