TW202312603A - Electrical connector - Google Patents

Abstract

An electrical connector includes an insulating body, a first terminal module and a second terminal module. The first terminal module includes a first insulating block and a plurality of first conductive terminals. Each first conductive terminal includes a first fixing portion, a first tail portion and a first elastic arm. The plurality of first conductive terminals includes a first terminal, a second terminal and a third terminal. The first elastic arm of the first terminal, the first elastic arm of the second terminal, and the first elastic arm of the third terminal are sequentially arranged along a first direction. The first fixing portion of the third terminal includes a deflecting portion such that the first tail portion of the third terminal, the first tail portion of the first terminal, and the first tail portion of the second terminal are sequentially arranged along the first direction.

Description

electrical connector

The invention relates to an electrical connector and belongs to the technical field of connectors.

With the continuous improvement of the data transmission quality requirements of electrical connectors, how to reduce the interference of conductive terminals in the data transmission process is a technical problem to be solved by those skilled in the art.

In addition, in the application of some electrical connectors, since the conductive terminals need to be welded with the cables, with the continuous increase of the density of the conductive terminals of the electrical connector, how to optimize the arrangement of the conductive terminals is also a matter for those skilled in the art. Technical issues that need to be resolved.

The purpose of the present invention is to provide an electrical connector with better shielding performance and optimized terminal arrangement.

In order to achieve the aforementioned purpose, the present invention adopts the following technical solution: an electrical connector, which includes:

The insulating body, the aforementioned insulating body includes a docking surface, a mounting surface opposite to the aforementioned docking surface, a docking slot penetrating through the aforementioned docking surface, and an installation space passing through the aforementioned mounting surface and communicating with the aforementioned docking slot;

The first terminal module, the first terminal module includes a first insulating block and a plurality of first conductive terminals, each first conductive terminal includes a first fixing part fixed to the first insulating block, from the first fixing part a first tail extending from one end of the first fixing portion, and a first elastic arm extending from the other end of the first fixing portion, the first elastic arm is provided with a first contact portion protruding into the docking slot;

The second terminal module, the aforementioned second terminal module includes a second insulating block and a plurality of second conductive Each second conductive terminal includes a second fixing portion fixed to the second insulating block, a second tail extending from one end of the second fixing portion, and a second tail extending from the other end of the second fixing portion. The elastic arm, the second elastic arm is provided with a second contact portion protruding into the aforementioned docking slot, the aforementioned first contact portion and the aforementioned second contact portion are respectively located on both sides of the aforementioned docking slot; and

The shielding sheet, the aforementioned shielding sheet includes a main body and a plurality of grounding elastic arms extending from the aforementioned main body, each grounding elastic arm includes an abutting portion extending into the aforementioned docking slot, the aforementioned main body is at least partially clamped on the aforementioned second Between an insulating block and the aforementioned second insulating block;

Wherein, the plurality of first conductive terminals include a first terminal, a second terminal and a third terminal, wherein the first elastic arm of the first terminal, the first elastic arm of the second terminal and the first elastic arm of the third terminal are The arms are arranged sequentially along the first direction; the first fixing portion of the aforementioned third terminal includes a deflection portion straddling the first fixing portion of the aforementioned first terminal and the first fixing portion of the aforementioned second terminal, so that the first fixing portion of the aforementioned third terminal A tail, the first tail of the first terminal, and the first tail of the second terminal are sequentially arranged along the first direction.

As a further improved technical solution of the present invention, the first fixing portion of the first terminal includes a first deflection portion, the first fixing portion of the second terminal includes a second deflection portion, and the deflection portion of the third terminal is along the A direction opposite to the first direction straddles the first and second deflected portions.

As a further improved technical solution of the present invention, the deflection portion includes an elevated portion higher than the first deflection portion and the second deflection portion.

As a further improved technical solution of the present invention, the aforementioned elevated portion is L-shaped, the aforementioned elevated portion includes a first extension portion and a second extension portion; the aforementioned deflection portion also includes a first elastic arm connecting the aforementioned first terminal and the aforementioned second The first inclined portion of an extension portion; the first fixing portion of the third terminal further includes a bent portion bent downward from the second extension portion and along the first direction.

As a further improved technical solution of the present invention, the first elastic arm of the first terminal is provided with a first centerline, the first tail of the first terminal is provided with a second centerline, and the first centerline and the second centerline line misalignment;

The first elastic arm of the second terminal is provided with a third centerline, the first tail of the second terminal is provided with a fourth centerline, and the third centerline and the fourth centerline are misaligned;

The first elastic arm of the third terminal is provided with a fifth centerline, the first tail of the third terminal is provided with a sixth centerline, and the fifth centerline and the sixth centerline are misaligned.

As a further improved technical solution of the present invention, the sixth centerline is located between the first centerline and the third centerline in the first direction; the second centerline is located in the third centerline in the first direction. between the centerline and the fifth centerline; the fourth centerline is located between the third centerline and the fifth centerline in the first direction.

As a further improved technical solution of the present invention, the first tails of the plurality of first conductive terminals and the second tails of the plurality of second conductive terminals are located on the same side and arranged in a row along the first direction, and the first tails of the third terminals The tail is on the outermost side of the row.

As a further improved technical solution of the present invention, the first elastic arm of the aforementioned second terminal and the first elastic arm of the aforementioned third terminal extend beyond the first elastic arm of the aforementioned first terminal along a second direction, and the aforementioned second direction is perpendicular to the aforementioned first direction.

As a further improved technical solution of the present invention, the aforementioned main body is in the shape of a frame, and the aforementioned main body includes a first wall, a second wall opposite to the aforementioned first wall, an end connecting the aforementioned first wall and the aforementioned second wall. The third wall portion at one end of the second wall portion, the fourth wall portion connecting the other end of the first wall portion and the other end of the second wall portion, and the first wall portion, the second wall portion, the In the opening enclosed by the third wall and the fourth wall, the first tails of the plurality of first conductive terminals and the second tails of the plurality of second conductive terminals are located in the opening.

As a further improved technical solution of the present invention, the aforementioned electrical connector further includes a plurality of cables, some of the aforementioned plurality of cables are connected to the aforementioned first tail portion, some of the aforementioned plurality of cables are connected to the aforementioned second tail portion, and some of the aforementioned plurality of cables are connected to the aforementioned second tail portion. The second walls are connected.

As a further improved technical solution of the present invention, the aforementioned third wall portion and/or the aforementioned fourth wall portion are provided with abutment tabs;

The aforementioned electrical connector also includes a metal shell sleeved on the aforementioned insulating body, and the aforementioned abutting protrusion The sheet is in contact with the aforementioned metal case.

As a further improved technical solution of the present invention, the plurality of first conductive terminals are insert-molded in the aforementioned first insulating block, the aforementioned plurality of second conductive terminals are insert-molded in the aforementioned second insulating block, and the aforementioned first insulating block and the aforementioned second insulating block There are positioning posts and positioning holes that cooperate with each other.

Compared with the prior art, the present invention improves the crosstalk between the aforementioned first terminal module and the aforementioned second terminal module by setting the shielding sheet, thereby improving the quality of signal transmission; in addition, the third terminal of the aforementioned third terminal A fixing portion includes a deflection portion straddling the first fixing portion of the first terminal and the first fixing portion of the second terminal, so that the first tail portion of the third terminal, the first tail portion of the first terminal, and the first tail portion of the first terminal The arrangement order of the first tails of the two terminals along the first direction is the same as the arrangement of the first elastic arm of the first terminal, the first elastic arm of the second terminal, and the first elastic arm of the third terminal along the first direction The order is different, so that the arrangement of the aforementioned first terminal, the aforementioned second terminal and the aforementioned third terminal is optimized.

1: Insulation body

100: electrical connector

11: Docking surface

110: Docking slot

12: Mounting surface

120: Installation space

13: The first terminal storage slot

14: Second terminal storage slot

15: The first locking bump

16: Second locking bump

2: Terminal module

200: cable

201: The first signal cable

202: Second signal cable

203: Grounding cable

3: Metal shell

31: flange part

32: sleeve part

33: Holding part

331: top wall

3311: Second lock hole

3312: second tab

332: bottom wall

3321: The first lock hole

3322: first tab

333: first side wall portion

3331: the first gap

334: second side wall portion

3341: second gap

4: The first terminal module

41: The first insulating block

410: containment space

411: First base

412: first protrusion

413: positioning column

414:Boss

4141: Assembly surface

4142: storage tank

416: on the boss

42: the first conductive terminal

42a: first terminal

42a1: first deflection part

42b: second terminal

42b1: second deflection part

42c: the third terminal

42c1: deflection unit

42c2: elevated part

42c21: first extension

42c22: second extension

42c3: the first inclined part

42c4: bending part

421: the first elastic arm

4211: first contact part

422: first tail

423: The first fixed part

5: Second terminal module

51: Second insulating block

511: second base

512: second protrusion

513: positioning hole

52: second conductive terminal

52c: The fourth terminal

521: second elastic arm

5211: second contact part

522: second tail

523: The second fixed part

6: shielding sheet

61: Main body

610: opening

611: the first wall

612: the second wall

613: the third wall

614: The fourth wall

615: abutment tab

616: perforation

617: fixed tab

62: Ground elastic arm

621: The first ground elastic arm

6211: the first contact part

622: second ground elastic arm

6221: the second contact part

A1: First direction

A2: Second direction

C1: First Centerline

C2: second centerline

C3: third centerline

C4: Fourth Centerline

C5: fifth centerline

C6: Sixth Centerline

FIG. 1 is a perspective view of an electrical connector of the present invention in an embodiment.

FIG. 2 is a schematic perspective view of another angle of FIG. 1 .

Fig. 3 is a front view of Fig. 1 .

Figure 4 is a rear view of Figure 1 .

FIG. 5 is a partially exploded perspective view of FIG. 1 .

Fig. 6 is a partially exploded perspective view of Fig. 5 from another angle.

FIG. 7 is a three-dimensional exploded view of the terminal module and the insulating body in FIG. 6 .

FIG. 8 is a top view of the terminal module in FIG. 7 .

FIG. 9 is a partially exploded perspective view of the terminal module in FIG. 7 .

Fig. 10 is a partially exploded perspective view of Fig. 9 from another angle.

FIG. 11 is a further partial perspective exploded view of FIG. 9 .

Fig. 12 is a partially exploded perspective view of Fig. 11 from another angle.

Fig. 13 is the left side view of Fig. 12 .

FIG. 14 is a further perspective exploded view of FIG. 11 .

FIG. 15 is a three-dimensional schematic diagram of a plurality of first conductive terminals in FIG. 14 .

FIG. 16 is a top view of the first terminal module in FIG. 11 .

FIG. 17 is a top view of the shielding sheet in FIG. 11 .

FIG. 17 is a top view of the second terminal module in FIG. 11 .

FIG. 18 is a top view of the aforementioned plurality of first conductive terminals in FIG. 15 .

Exemplary embodiments of the present invention will be described in detail below with reference to the drawings. If there are multiple specific implementations, the features in these implementations can be combined with each other under the condition of no conflict. When the description refers to drawings, unless otherwise stated, the same numerals in different drawings indicate the same or similar elements. The content described in the following exemplary embodiments does not represent all embodiments consistent with the present invention; on the contrary, they are only consistent with some aspects of the present invention described in the claims of the present invention Examples of devices, products and/or methods.

The terminology used in the present invention is only for the purpose of describing specific implementations, but not intended to limit the protection scope of the present invention. The singular forms "a", "aforementioned" or "the" used in the specification and claims of the present invention are also intended to include the plural forms unless the context clearly indicates otherwise.

It should be understood that the description of the present invention and the claims, such as "first", "second" and similar words, do not indicate any order, quantity or importance, but are only used to distinguish the nomenclature of features . Features that do not start with "first", "second", and "third" are superordinate concepts of the features that start with "first", "second", and "third". Likewise, words like "a" or "one" do not denote a limitation in quantity, but indicate that there is at least one. Unless otherwise indicated, words such as "front", "rear", "upper" and "lower" appearing in the present invention are for convenience of description only, and are not limited to a specific position or a spatial orientation. "Includes" or "comprises" and other similar words are open-ended expressions, which means that the elements appearing before "comprising" or "comprising" cover the elements appearing after "comprising" or "comprising" and their equivalents, This does not rule out Elements preceding "comprising" or "comprising" may also include other elements. In the present invention, if "plural number" appears, it means two or more than two.

1 to 7, the present invention discloses an electrical connector 100, which includes an insulating body 1, a terminal module 2 at least partially installed in the aforementioned insulating body 1, and covered on the aforementioned insulating body 1. metal casing 3. In the illustrated embodiment of the present invention, the aforementioned electrical connector 100 is a High Definition Multimedia Interface (HDMI) cable connector. The aforementioned electrical connector 100 is used to connect with a plurality of cables 200 . Of course, those skilled in the art can understand that in other implementation manners, the aforementioned electrical connector 100 can also be other types of electrical connectors.

Please refer to FIG. 1 to FIG. 6 , in the illustrated embodiment of the present invention, the aforementioned metal shell 3 has a one-piece structure made of metal material. The metal shell 3 includes a flange portion 31 , a sleeve portion 32 extending forward from the flange portion 31 , and a retaining portion 33 extending backward from the flange portion 31 . In the illustrated embodiment of the present invention, the aforementioned sleeve portion 32 has a shape and size conforming to the HDMI standard. The aforementioned flange portion 31 protrudes outward from the aforementioned sleeve portion 32 so as to function as a limiter, preventing the aforementioned sleeve portion 32 from being excessively inserted into a mating connector (not shown). The aforementioned holding portion 33 is provided with a top wall 331, a bottom wall 332 opposite to the aforementioned top wall 331, a first side wall portion 333 connecting the aforementioned top wall 331 and the aforementioned bottom wall 332 and positioned on one side, and connecting the aforementioned top wall 331 and the aforementioned The bottom wall 332 and the second side wall portion 334 on the other side. The bottom wall 332 is provided with a first lock hole 3321 and a plurality of first protrusions 3322 located on both sides of the first lock hole 3321, and the aforementioned top wall 331 is provided with a second lock hole 3311 and a plurality of first tabs 3322 located on both sides of the aforementioned second lock hole. A plurality of second protrusions 3312 on both sides of the hole 3311 . Both the aforementioned first locking hole 3321 and the aforementioned second locking hole 3311 are used for locking with the aforementioned terminal module 2 so as to prevent the aforementioned terminal module 2 from detaching from the aforementioned metal casing 3 . The superordinate concept of the first protruding piece 3322 and/or the second protruding piece 3312 is a protruding piece. Referring to FIG. 6 , the first sidewall portion 333 defines a first notch 3331 extending backward through the retaining portion 33 , and the second sidewall portion 334 defines a second notch 3341 extending backward through the retaining portion 33 .

Please refer to Fig. 1, Fig. 5 and Fig. 7, the aforesaid insulator body 1 includes a mating surface 11, a mounting surface 12 opposite to the aforesaid mating surface 11, a mating slot 110 penetrating forward through the aforesaid mating surface 11, and a rearwardly penetrating aforesaid The mounting surface 12 and the installation connected to the aforementioned docking slot 110 Space 120. The terminal module 2 is installed forwardly in the installation space 120 from the installation surface 12 . In addition, the insulating body 1 is further provided with a plurality of first terminal receiving grooves 13 communicating with the aforementioned docking slot 110 and a plurality of second terminal receiving grooves 14 communicating with the aforementioned docking slot 110 . In the illustrated embodiment of the present invention, the aforementioned first terminal receiving groove 13 and the aforementioned second terminal receiving groove 14 are respectively located on both sides (such as the lower side and the upper side) of the aforementioned docking slot 110 along the thickness direction of the aforementioned insulating body 1 . The first terminal accommodating groove 13 and the second terminal accommodating groove 14 are dislocated along the thickness direction of the insulating housing 1 (as shown in FIG. 3 and FIG. 5 ). In the illustrated embodiment of the present invention, the aforementioned first terminal receiving groove 13 and the aforementioned second terminal receiving groove 14 further penetrate the aforementioned mating surface 11; The second terminal receiving groove 14 is designed to be longer, so as to provide better heat dissipation for the conductive terminals of the aforementioned terminal module 2 .

Please refer to FIG. 1, FIG. 2 and FIG. 7, in the illustrated embodiment of the present invention, the aforementioned insulating body 1 is also provided with a first locking projection 15 for locking in the aforementioned first locking hole 3321. And the second locking protrusion 16 for locking in the second locking hole 3311 to fix the insulating body 1 to the metal casing 3 .

Please refer to FIGS. 7 to 19 , the aforementioned terminal module 2 includes a first terminal module 4 , a second terminal module 5 and at least partially clamped between the aforementioned first terminal module 4 and the aforementioned second terminal module 5 . Shielding sheet 6 between.

Referring to FIGS. 9 to 15 , the first terminal module 4 includes a first insulating block 41 and a plurality of first conductive terminals 42 fixed on the first insulating block 41 . In the illustrated embodiment of the present invention, the plurality of first conductive terminals 42 are insert-molded in the first insulating block 41 . Of course, in other embodiments, the plurality of first conductive terminals 42 may also be fixed to the first insulating block 41 by assembling.

Similarly, the aforementioned second terminal module 5 includes a second insulating block 51 and a plurality of second conductive terminals 52 fixed on the aforementioned second insulating block 51 . In the illustrated embodiment of the present invention, the plurality of second conductive terminals 52 are insert-molded in the second insulating block 51 . Of course, in other embodiments, the plurality of second conductive terminals 52 may also be fixed to the second insulating block 51 by assembling.

The first insulating block 41 includes a first base portion 411 and a first protruding portion 412 extending forward from the first base portion 411 . The first protruding portion 412 is provided with a receiving space 410 for receiving the second insulating block 51 , and a plurality of positioning posts 413 protruding into the receiving space 410 . The first base portion 411 is provided with a boss 414 , and the boss 414 is provided with an assembly surface 4141 and a plurality of receiving grooves 4142 recessed from the assembly surface 4141 .

The first conductive terminal 42 is provided with a first elastic arm 421 protruding from the first insulating block 41, a first tail portion 422 opposite to the first elastic arm 421, and a first elastic arm 421 connected to the first elastic arm 421. A first fixing portion 423 of the tail portion 422 . The aforementioned first elastic arm 421 is in a cantilever shape and extends into the mated socket 110 . The aforementioned first elastic arm 421 is provided with a first contact portion 4211 for electrically connecting with the mating connector. In the illustrated embodiment of the present invention, the rear end of the first elastic arm 421 is fixed in the first insulating block 41 , and the front end of the first tail portion 422 is also fixed in the first insulating block 41 .

The aforementioned plurality of first conductive terminals 42 includes a first terminal 42a, a second terminal 42b, and a third terminal 42c, wherein the first elastic arm 421 of the aforementioned first terminal 42a, the first elastic arm 421 of the aforementioned second terminal 42b, and the aforementioned first elastic arm 421 The first elastic arms 421 of the three terminals 42c are sequentially arranged along the first direction A1. The first fixing portion 423 of the third terminal 42c includes a deflection portion 42c1 straddling the first fixing portion 423 of the first terminal 42a and the first fixing portion 423 of the second terminal 42b, so that the first fixing portion 423 of the third terminal 42c The three tail portions 422 , the first tail portion 422 of the aforementioned first terminal 42 a and the first tail portion 422 of the aforementioned second terminal 42 b are sequentially arranged along the aforementioned first direction A1 .

Specifically, the first fixing portion 423 of the first terminal 42a includes a first deflection portion 42a1, the first fixing portion 423 of the second terminal 42b includes a second deflection portion 42b1, and the deflection portion 42c1 of the third terminal 42c The aforementioned first slanted portion 42a1 and the aforementioned second slanted portion 42b1 are straddled in a direction opposite to the aforementioned first direction A1.

The deflection portion 42c1 includes an elevated portion 42c2 higher than the first deflection portion 42a1 and the second deflection portion 42b1. In the illustrated embodiment of the present invention, the elevated portion 42c2 is L-shaped, and the elevated portion 42c2 includes a first extension portion 42c21 and a second extension portion 42c22; The first elastic arm 421 and the first inclined portion 42c3 of the aforementioned first extension portion 42c21. The first fixing portion 423 of the third terminal 42c further includes a bent portion 42c4 bent downward from the second extending portion 42c22 and along the first direction A1.

The first elastic arm 421 of the first terminal 42a is provided with a first centerline C1, the first tail portion 422 of the first terminal 42a is provided with a second centerline C2, the first centerline C1 and the second centerline C2 dislocation. The first elastic arm 421 of the second terminal 42b is provided with a third centerline C3, the first tail portion 422 of the second terminal 42b is provided with a fourth centerline C4, the third centerline C3 and the fourth centerline C4 dislocation. The first elastic arm 421 of the third terminal 42c is provided with a fifth centerline C5, the first tail portion 422 of the third terminal 42c is provided with a sixth centerline C6, the fifth centerline C5 and the sixth centerline C6 dislocation.

In the illustrated embodiment of the present invention, the sixth centerline C6 is located between the first centerline C1 and the third centerline C3 in the first direction A1; the second centerline C2 is in the first direction A1. The direction A1 is located between the third centerline C3 and the fifth centerline C5; the fourth centerline C4 is located between the third centerline C3 and the fifth centerline C5 in the first direction A1. Such an arrangement facilitates the arrangement of the aforementioned first terminal 42a, the aforementioned second terminal 42b, and the aforementioned third terminal 42c.

The second insulating block 51 includes a second base portion 511 and a second protruding portion 512 extending forward from the second base portion 511 , and the second protruding portion 512 is accommodated in the receiving space 410 of the first insulating block 41 . The aforementioned second base portion 511 is provided with a positioning hole 513 matched with the aforementioned positioning column 413 .

Each second conductive terminal 52 is provided with a second elastic arm 521 protruding from the second insulating block 51, a second tail portion 522 opposite to the second elastic arm 521, and a second elastic arm 521 connected to the aforementioned second elastic arm 521. The second fixing part 523 of the second tail part 522 . The aforementioned second elastic arm 521 is in a cantilever shape and extends into the mated socket 110 . The aforementioned second elastic arm 521 is provided with a second contact portion 5211 for electrically connecting with the mating connector. In the illustrated embodiment of the present invention, the rear end of the second elastic arm 521 is fixed in the second insulating block 51 , and the front end of the second tail portion 522 is also fixed in the second insulating block 51 .

The plurality of second conductive terminals 52 includes a fourth terminal close to the first terminal 42a. The terminal 52c, the aforementioned fourth terminal 52c is located at the outermost side of the plurality of second conductive terminals 52, and the second tail portion 522 of the aforementioned fourth terminal 52c is adjacent to the first tail portion 422 of the aforementioned third terminal 42c, and is on the aforementioned first It is located on the outermost side in the direction A1. In an application of the present invention, the fourth terminal 52c and the third terminal 42c constitute a pair to be electrically connected to corresponding cables.

The first contact portion 4211 and the second contact portion 5211 extend toward the middle, that is, the first contact portion 4211 protrudes toward the second contact portion 5211 , and the second contact portion 5211 protrudes toward the first contact portion 4211 . With such an arrangement, the aforementioned first contact portion 4211 and the aforementioned second contact portion 5211 can jointly clamp the tongue plate (not shown) of the mating connector. The aforementioned second tail portion 522 extends backward beyond the aforementioned second insulating block 51 . In the illustrated embodiment of the present invention, the first tail portion 422 of the aforementioned first conductive terminal 42 and the second tail portion 522 of the aforementioned second conductive terminal 52 are both in the shape of a flat plate, and the first tail portion 422 of the aforementioned first conductive terminal 42 And the second tail portion 522 of the aforementioned second conductive terminal 52 is located on the same side. In the illustrated embodiment of the present invention, the first tail portion 422 of the first conductive terminal 42 and the second tail portion 522 of the second conductive terminal 52 are both exposed on the assembly surface 4141 to facilitate welding and fixing with the aforementioned cable.

The first tails 422 of the plurality of first conductive terminals 42 and the second tails 522 of the plurality of second conductive terminals 52 are arranged in a row along the first direction A1, and the first tails 422 of the third terminals 42c are located at the end of the row. outermost. The first elastic arm 421 of the aforementioned second terminal 42b and the first elastic arm 421 of the aforementioned third terminal 42c extend beyond the first elastic arm 421 of the aforementioned first terminal 42a along the second direction A2, and the aforementioned second direction A2 is perpendicular to the aforementioned First direction A1.

In the illustrated embodiment of the present invention, the aforementioned shielding sheet 6 is made of metal material and has a one-piece structure. The shielding sheet 6 has a main body 61 located between the plurality of first conductive terminals 42 and the plurality of second conductive terminals 52 and a plurality of ground elastic arms 62 extending from the main body 61 . The aforementioned main body portion 61 is in the shape of a frame, which includes a first wall portion 611, a second wall portion 612 opposite to the aforementioned first wall portion 611, an end connecting the aforementioned first wall portion 611 and an end of the aforementioned second wall portion 612 The third wall portion 613, the fourth wall portion 614 connecting the other end of the first wall portion 611 and the other end of the second wall portion 612, and the first wall portion 611, the second wall portion 612, The opening surrounded by the aforementioned third wall portion 613 and the aforementioned fourth wall portion 614 610. The aforementioned opening 610 is sleeved on the aforementioned boss 414 . The aforementioned third wall portion 613 and/or the aforementioned fourth wall portion 614 are provided with an abutment tab 615 . The first wall portion 611 defines a through hole 616 matched with the positioning post 413 . In the illustrated embodiment of the present invention, both the aforementioned third wall portion 613 and the aforementioned fourth wall portion 614 are provided with the aforementioned contact protrusions 615, wherein the contact protrusions 615 of the aforementioned third wall portion 613 are accommodated in the aforementioned metal The aforesaid first notch 3331 of the housing 3 is in contact with the aforementioned first side wall portion 333; the abutment tab 615 of the aforementioned fourth wall portion 614 is accommodated in the aforementioned second notch 3341 of the aforementioned metal housing 3 and abuts against the aforementioned first side wall portion 333; The second side wall portion 334 is in contact with each other. With such an arrangement, the aforementioned shielding piece 6 and the aforementioned metal shell 3 can be connected as a whole, thereby increasing the grounding area and improving the shielding effect. The second wall portion 612 , the third wall portion 613 and the fourth wall portion 614 are further provided with fixing tabs 617 for assembling and fixing the shielding sheet 6 on the first insulating block 41 . Preferably, the aforementioned fixing lug 617 is provided with a plurality of barbs, so as to improve the fixing effect with the aforementioned first insulating block 41 .

The plurality of grounding elastic arms 62 includes a first grounding elastic arm 621 arranged in the same row (such as the lower row) with the aforementioned first elastic arm 421 and a second grounding elastic arm 621 arranged in the same row (such as the upper row) with the aforementioned second elastic arm 521. The spring arm 622 is grounded. In the illustrated embodiment of the present invention, the aforementioned first grounding elastic arm 621 and the aforementioned second grounding elastic arm 622 are arranged along the width direction of the aforementioned insulating body 1, and the aforementioned first grounding elastic arm 621 and the aforementioned second grounding elastic arm The inclination direction of 622 is different (please refer to Fig. 13). The first ground elastic arm 621 includes a first abutting portion 6211 extending into the aforementioned docking slot 110 , and the aforementioned second grounding elastic arm 622 includes a second abutting portion 6221 extending into the aforementioned docking slot 110 .

The aforementioned first insulating block 41 and the aforementioned second insulating block 51 are provided with interfitting buckling structures for clamping at least part of the aforementioned main body portion 61 between the aforementioned first insulating block 41 and the aforementioned second insulating block 51 . In the illustrated embodiment of the present invention, the aforementioned buckling structure includes but not limited to the aforementioned positioning post 413 and the aforementioned positioning hole 513 .

The assembly method of the terminal module 2 of the present invention is as follows: First, the aforementioned first conductive terminal 42 is insert-molded in the aforementioned first insulating block 41 to form the aforementioned first terminal module 4; the aforementioned second conductive terminal 52 is insert-molded in the aforementioned first insulating block 41. The second terminal module 5 is formed in the second insulating block 51 ; secondly, the shielding sheet 6 is installed on the first terminal module 4 . Among them, the aforementioned main The through hole 616 of the body portion 61 is sleeved on the aforementioned positioning post 413 . At this time, the opening 610 is sleeved on the boss 416 . Finally, the aforementioned first terminal module 4 and the aforementioned second terminal module 5 are assembled together to form a whole. At this time, the main body portion 61 is located between the first insulating block 41 and the second insulating block 51 in the thickness direction of the insulating body 1 . The aforementioned second tail portion 522 is accommodated in the aforementioned receiving groove 4142 . The main body portion 61 is located around the first tail portion 422 and the second tail portion 522 , that is, the first tail portion 422 and the second tail portion 522 are located in the opening 610 and are not in contact with the main body portion 61 . Both the aforementioned first tail portion 422 and the aforementioned second tail portion 522 are exposed on the aforementioned assembly surface 4141 .

In the illustrated embodiment of the present invention, none of the plurality of first conductive terminals 42 and the aforementioned plurality of second conductive terminals 52 includes a terminal with a grounding function. The terminals with a grounding function (ie, the grounding elastic arm 62 ) are all disposed on the aforementioned shielding sheet 6 .

Referring to FIG. 8 to FIG. 14 , the first tail portion 422 and the second tail portion 522 are interspersed and arranged in a row along the width direction of the insulating housing 1 . Among the aforementioned first tail portions 422 and aforementioned second tail portions 522 in this row, any adjacent two are two aforementioned first tail portions 422, or two aforementioned second tail portions 522, or one aforementioned first tail portion 422 and An aforementioned second tail portion 522 . In other words, only the first tail portion 422 of the first conductive terminal 42 and the second tail portion 522 of the second conductive terminal 52 occupy the width of the boss 414 (that is, no other ground terminals occupy the width of the boss 414 ). With such an arrangement, under the development trend that the conductive terminals of the electrical connector become denser, the conductive terminals can be arranged in a more comprehensive manner, and the risk of short circuit between the conductive terminals can be reduced. In addition, this design can also simplify the design and manufacture of the conductive terminal, and reduce the increase in material cost and manufacturing cost caused by the continuous widening of the tail of the conductive terminal to both sides.

In one embodiment of the present invention, the first tail portion 422 is used for welding with the first signal cable 201, the second tail portion 522 is used for welding with the second signal cable 202, and the second wall portion of the main body 61 612 is used for welding with the ground cable 203 . The cable 200 includes the first signal cable 201 , the second signal cable 202 and the ground cable 203 .

The present invention avoids problems such as poor contact that may be caused by connecting each grounding terminal in series in the related art by providing an integrated shielding sheet 6 , thereby ensuring grounding reliability. Also, located at The shielding sheet 6 between the aforementioned first terminal module 4 and the aforementioned second terminal module 5 greatly reduces the mutual interference of signals between the upper and lower layers of the first conductive terminal 42 and the second conductive terminal 52 during data transmission, which is beneficial High frequency and high fidelity transmission between signals. By arranging the first tail part 422 and the second tail part 522 in a single row, the connection with the cable can be completed by one welding, thereby reducing the difficulty of welding, improving the reliability of welding and the stability of performance, and avoiding multiple Bad accumulation of soldering. In addition, based on the welding process adopted by this structure, it can be compatible with coaxial and twisted core wires at the same time, expanding the scope of application.

In addition, the first fixing portion 423 of the aforementioned third terminal 42c includes a deflection portion 42c1 straddling the first fixing portion 423 of the aforementioned first terminal 42a and the first fixing portion 423 of the aforementioned second terminal 42b, so that the aforementioned third terminal 42c The first tail portion 422 of the first terminal 42a, the first tail portion 422 of the first terminal 42a, and the first tail portion 422 of the second terminal 42b are arranged in the same order as the first elastic arm 421 of the first terminal 42a, the first elastic arm 421 of the first terminal 42a, and the first tail portion 422 of the second terminal 42b along the first direction A1. The arrangement sequence of the first elastic arm 421 of the second terminal 42b and the first elastic arm 421 of the aforementioned third terminal 42c along the aforementioned first direction A1 is different, thereby optimizing the aforementioned first terminal 42a, the aforementioned second terminal 42b and the aforementioned first terminal 42b. Arrangement of three terminals 42c.

The above embodiments are only used to illustrate the present invention and not to limit the technical solutions described in the present invention. The understanding of the present invention should be based on those skilled in the art, although this specification has described the present invention in detail with reference to the foregoing embodiments. Note, however, those of ordinary skill in the art should understand that those skilled in the art can still modify or equivalently replace the present invention, and all technical solutions and improvements that do not depart from the spirit and scope of the present invention should be covered by Within the patent scope of the present invention.

42a: first terminal

42a1: first deflection part

42b: second terminal

42b1: second deflection part

42c: the third terminal

42c1: deflection unit

A1: First direction

A2: Second direction

C1: First Centerline

C2: second centerline

C3: third centerline

C4: Fourth Centerline

C5: fifth centerline

C6: Sixth Centerline

Claims (12)

An electrical connector, including: The insulating body, the aforementioned insulating body includes a docking surface, a mounting surface opposite to the aforementioned docking surface, a docking slot penetrating through the aforementioned docking surface, and an installation space passing through the aforementioned mounting surface and communicating with the aforementioned docking slot; The first terminal module, the first terminal module includes a first insulating block and a plurality of first conductive terminals, each first conductive terminal includes a first fixing part fixed to the first insulating block, from the first fixing part a first tail extending from one end of the first fixing portion, and a first elastic arm extending from the other end of the first fixing portion, the first elastic arm is provided with a first contact portion protruding into the docking slot; The second terminal module, the aforementioned second terminal module includes a second insulating block and a plurality of second conductive terminals, each second conductive terminal includes a second fixing portion fixed to the aforementioned second insulating block, from the aforementioned second fixing portion The second tail portion extending from one end of the second fixing portion, and the second elastic arm extending from the other end of the second fixing portion, the second elastic arm is provided with a second contact portion protruding into the docking slot, the first contact The portion and the second contact portion are respectively located on both sides of the aforementioned docking slot; and The shielding sheet, the aforementioned shielding sheet includes a main body and a plurality of grounding elastic arms extending from the aforementioned main body, each grounding elastic arm includes an abutting portion extending into the aforementioned docking slot, the aforementioned main body is at least partially clamped on the aforementioned second Between an insulating block and the aforementioned second insulating block; Wherein, the plurality of first conductive terminals include a first terminal, a second terminal and a third terminal, wherein the first elastic arm of the first terminal, the first elastic arm of the second terminal and the first elastic arm of the third terminal are The arms are arranged sequentially along the first direction; the first fixing portion of the aforementioned third terminal includes a deflection portion straddling the first fixing portion of the aforementioned first terminal and the first fixing portion of the aforementioned second terminal, so that the first fixing portion of the aforementioned third terminal A tail, the first tail of the first terminal, and the first tail of the second terminal are sequentially arranged along the first direction. The electrical connector as claimed in claim 1, wherein: the first fixing portion of the first terminal includes a first slanting portion, the first fixing portion of the second terminal includes a second slanting portion, and the third terminal The deflection portion straddles the aforementioned first deflecting portion and the aforementioned second deflecting portion in a direction opposite to the aforementioned first direction. The electrical connector according to claim 2, wherein: the deflection portion includes a raised portion higher than the first deflection portion and the second deflection portion. The electrical connector according to claim 3, wherein: the elevated portion is L-shaped, the elevated portion includes a first extension portion and a second extension portion; the deflection portion further includes a first elastic connecting the first terminal The arm and the first inclined portion of the first extending portion; the first fixing portion of the third terminal further includes a bent portion bent downward from the second extending portion and along the first direction. The electrical connector according to claim 1, wherein: the first elastic arm of the first terminal is provided with a first centerline, the first tail of the first terminal is provided with a second centerline, and the first centerline and Misalignment of the aforementioned second center line; The first elastic arm of the second terminal is provided with a third centerline, the first tail of the second terminal is provided with a fourth centerline, and the third centerline and the fourth centerline are misaligned; The first elastic arm of the third terminal is provided with a fifth centerline, the first tail of the third terminal is provided with a sixth centerline, and the fifth centerline and the sixth centerline are misaligned. The electrical connector according to claim 5, wherein: the sixth centerline is located between the first centerline and the third centerline in the first direction; the second centerline is in the first direction Located between the aforementioned third centerline and the aforementioned fifth centerline; the aforementioned fourth centerline is located between the aforementioned third centerline and the aforementioned fifth centerline in the aforementioned first direction. The electrical connector according to claim 1, wherein: the first tails of the plurality of first conductive terminals and the second tails of the plurality of second conductive terminals are located on the same side and arranged in a row along the first direction, and the third The first tail of the terminal is the outermost of the row. The electrical connector according to claim 1, wherein: the first elastic arm of the second terminal and the first elastic arm of the third terminal extend beyond the first elastic arm of the first terminal along the second direction, and the first elastic arm of the first terminal The two directions are perpendicular to the aforementioned first direction. The electrical connector according to claim 1, wherein: the main body is in the shape of a frame, and the main body includes a first wall, a second wall opposite to the first wall, and a wall connecting the first wall. One end and the third wall portion of one end of the aforementioned second wall portion, the fourth wall portion connecting the other end of the aforementioned first wall portion and the other end of the aforementioned second wall portion, and the aforementioned first wall portion, the aforementioned second wall portion In the opening surrounded by the wall, the third wall and the fourth wall, the first tails of the plurality of first conductive terminals and the second tails of the plurality of second conductive terminals are located in the opening. The electrical connector as claimed in item 9, wherein: the electrical connector further includes plural cables, some of the plural cables are connected to the first tail, some of the plural cables are connected to the second tail, and some of the plural cables are connected to the second tail. The cable is connected to the aforementioned second wall portion. The electrical connector according to claim 9, wherein: the third wall portion and/or the fourth wall portion are provided with abutting tabs; The aforementioned electrical connector further includes a metal shell sleeved on the aforementioned insulating body, and the aforementioned abutting tab is in contact with the aforementioned metal shell. The electrical connector according to claim 1, wherein: the plurality of first conductive terminals are insert-molded in the first insulating block, the plurality of second conductive terminals are insert-molded in the second insulating block, and the first insulating block and the aforementioned The second insulating block is provided with a positioning column and a positioning hole which cooperate with each other.

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