CN213878630U - Electrical connector - Google Patents

Abstract

An electrical connector includes an insulative housing, a first row of conductive terminals, a second row of conductive terminals, and a shield plate. The insulating body is provided with a tongue plate, and the tongue plate is provided with a first surface and a second surface opposite to the first surface. The first row of conductive terminals includes a first contact portion exposed to the first surface, and the first row of conductive terminals is provided with a first ground terminal. The second row of conductive terminals includes a second contact portion exposed to the second surface, and the second row of conductive terminals is provided with a second ground terminal. The shield plate is located between the first contact portion and the second contact portion. The first contact portion of the first ground terminal and the second contact portion of the second ground terminal are both in contact with the shield plate. By the arrangement, the shielding area of the electric connector is increased, and the shielding effect is improved.

Description

Electrical connector

Technical Field

The utility model relates to an electric connector belongs to connector technical field.

Background

Existing electrical connectors (e.g., Type C) typically include a number of conductive terminals including signal terminals, ground terminals, and power terminals, among others. The conductive terminals are divided into two rows in the contact area. In order to improve the shielding effect, the electric connector also comprises a shielding sheet positioned between the two rows of conductive terminals. Since the ground terminal in the prior art does not contact the shield plate, there is still room for improvement in the shielding effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a better electric connector of shielding effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an electrical connector, comprising:

the insulating body is provided with a tongue plate protruding along a first direction, and the tongue plate is provided with a first surface and a second surface opposite to the first surface; and

the first row of conductive terminals comprise first contact parts exposed on the first surface, the first contact parts are arranged at intervals along a second direction perpendicular to the first direction, and the first row of conductive terminals are provided with first grounding terminals;

a second row of conductive terminals including second contact portions exposed to the second surface, the second contact portions being arranged at intervals in the second direction, the second row of conductive terminals being provided with a second ground terminal; and

a shielding plate fixed to the tongue plate and located between the first contact portion and the second contact portion in a third direction perpendicular to the first direction and the second direction;

the first contact portion of the first ground terminal and the second contact portion of the second ground terminal are both in contact with the shield plate.

As a further improved technical solution of the present invention, the shielding plate is provided with a first convex hull protruding from a first contact portion of the first ground terminal and a second convex hull protruding from a second contact portion of the second ground terminal, the first convex hull is in contact with the first contact portion of the first ground terminal, and the second convex hull is in contact with the second contact portion of the second ground terminal.

As the utility model discloses further modified technical scheme, first convex closure with the second convex closure includes contact surface and two relative linking arms respectively, the one end of two linking arms is connected and is corresponded the relative both sides of contact surface, the other end of two linking arms is connected the shielding piece.

As a further improved technical solution of the present invention, the contact surface is in the shield plate has a set height in the third direction, the shield plate respectively with the first contact portion of the first ground terminal and the second contact portion of the second ground terminal have a set distance in the third direction, the set height is greater than the set distance.

As a further improved technical solution of the present invention, the first convex hull and the second convex hull are self the shielding plate is punched to form, the first convex hull and the second convex hull are followed the third direction is convex, just the first convex hull and the convex direction of the second convex hull are opposite.

As a further improved technical solution of the present invention, the first convex hull and the second convex hull are along the first direction alignment setting.

As a further improved technical solution of the present invention, the first row of conductive terminals is further provided with a third ground terminal, the second row of conductive terminals is further provided with a fourth ground terminal, the first contact portion of the first ground terminal and the second contact portion of the second ground terminal are along the third direction is aligned to be set up, the first contact portion of the third ground terminal and the second contact portion of the fourth ground terminal are along the third direction is aligned to be set up, the first contact portion of the first ground terminal and the second contact portion of the second ground terminal are along the second direction is located on one side of the tongue plate, the first contact portion of the third ground terminal and the second contact portion of the fourth ground terminal are along the second direction is located on the other side of the tongue plate.

As a further improved technical solution of the present invention, the shielding plate is provided with a third convex hull protruding from the first contact portion of the third ground terminal and a fourth convex hull protruding from the second contact portion of the fourth ground terminal, the third convex hull is in contact with the first contact portion of the third ground terminal, and the fourth convex hull is in contact with the second contact portion of the fourth ground terminal.

As a further improved technical solution of the present invention, the third convex hull and the fourth convex hull are from the shielding plate stamping is formed, the third convex hull and the fourth convex hull are followed the third direction is convex, just the third convex hull and the convex direction of the fourth convex hull is opposite.

As a further improved technical solution of the present invention, the shielding plate is provided with a first extending portion and a second extending portion protruding to both sides, and the shielding plate is provided with a yield notch located between the first extending portion and the second extending portion and corresponding to the first row of conductive terminals;

the electric connector comprises a metal shell coated on the insulating body, and the first extending part and the second extending part are in contact with the metal shell.

Compared with the prior art, the utility model discloses a will first ground terminal's first contact site and second ground terminal's second contact site all with the shielding piece contacts, has increased the shielding area, has improved shielding effect.

Drawings

Fig. 1 is a perspective view of an electrical connector according to an embodiment of the present invention.

Fig. 2 is a perspective view of fig. 1 from another angle.

Fig. 3 is a partially exploded perspective view of fig. 1.

Fig. 4 is a further partially exploded perspective view of fig. 3.

Fig. 5 is a front view of the terminal module of fig. 4.

Fig. 6 is a front view of the first row of conductive terminals, the second row of conductive terminals and the shielding plate in a mutual positional relationship after the insulating body in fig. 5 is removed.

Fig. 7 is a right side view of fig. 6.

Fig. 8 is an exploded perspective view of the first row of conductive terminals, the second row of conductive terminals, and the shielding plate of fig. 6.

Fig. 9 is a partially enlarged view of the picture frame portion D of fig. 7.

Detailed Description

Exemplary embodiments of the present invention will be described in detail below with reference to the accompanying drawings. If several embodiments exist, the features of these embodiments may be combined with each other without conflict. When the description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The description set forth below in the exemplary detailed description does not represent all embodiments consistent with the present invention; rather, they are merely examples of apparatus, products, and/or methods consistent with certain aspects of the invention, as recited in the claims of the invention.

The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the invention. As used in the specification and claims of this application, the singular form of "a", "an", or "the" is intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the terms "first," "second," and the like as used in the description and in the claims of the present invention do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the terms "front," "back," "up," "down," and the like in the description of the invention are used for convenience of description and are not limited to a particular position or spatial orientation. The word "comprise" or "comprises", and the like, is an open-ended expression meaning that an element that precedes "includes" or "comprising" includes "that the element that follows" includes "or" comprises "and its equivalents, that do not preclude the element that precedes" includes "or" comprising "from also including other elements. If the utility model discloses in appear "a plurality of", its meaning indicates two and more than two.

Referring to fig. 1 to 4, the present invention discloses an electrical connector 100 for mounting on a circuit board (not shown). In an embodiment of the present invention, the electrical connector 100 is a Type C socket connector. Of course, in other embodiments, the electrical connector 100 may be other types of electrical connectors.

The electrical connector 100 includes a terminal module 10, a metal shell 20 covering the terminal module 10, and a metal shell 30 fastened to the metal shell 20.

Referring to fig. 3 and 4, the terminal module 10 includes an insulating housing 1, a plurality of conductive terminals 2 fixed to the insulating housing 1, and a shielding plate 3 fixed to the insulating housing 1. In the illustrated embodiment of the present invention, the shielding plate 3 is made of a metal plate.

The insulating body 1 has a tongue plate 11 protruding in a first direction a (e.g., a back-to-front direction), and the tongue plate 11 has a first surface 111, a second surface 112 opposite to the first surface 111, a first side surface 113, and a second side surface 114 opposite to the first side surface 113.

Referring to fig. 4, in the embodiment of the present invention, the metal shell 20 is provided with an outer wall 201 surrounding the tongue plate 11, and the outer wall 201 forms a plugging space 202 for receiving a mating connector. The outer wall 201 is provided with a first top wall 203 and two first side walls 204. The first top wall 203 is provided with a resilient arm 2031 extending into the plug space 202. The first sidewall 204 is provided with a plurality of retaining protrusions 2041.

The metal shell 30 is substantially in an inverted U shape, and includes a second top wall 301 and two second side walls 302 formed by bending downward from the second top wall 301. The second top wall 301 is mated with the first top wall 203. The second side wall 302 is provided with a fastening opening 3021 matching with the fastening protrusion 2041. In addition, the second sidewall 302 is provided with a plurality of soldering pins 3022 for mounting on a circuit board.

Referring to fig. 4 to 8, the conductive terminals 2 include a first row of conductive terminals 21 and a second row of conductive terminals 22. The first row of conductive terminals 21 includes a first contact portion 211 exposed on the first surface 111, a first mounting leg 212 extending out of the insulating body 1, and a first connection portion 213 connecting the first contact portion 211 and the first mounting leg 212. The second row of conductive terminals 22 includes a second contact portion 221 exposed on the second surface 112, a second mounting leg 222 extending out of the insulating housing 1, and a second connection portion 223 connecting the second contact portion 221 and the second mounting leg 222. The first contact portions 211 are spaced apart in a second direction B-B (e.g., a left-right direction) perpendicular to the first direction a, and the second contact portions 221 are spaced apart in the second direction B-B.

In some embodiments, the first row of conductive terminals 21 has a first ground terminal G1 and a plurality of first signal terminals S1; the second row of conductive terminals 22 has a second ground terminal G2 and a plurality of second signal terminals S2. The shielding plate 3 is fixed to the tongue plate 11, and the shielding plate 3 is located between the first contact portion 211 and the second contact portion 221 along a third direction C-C (e.g., up-down direction) perpendicular to the first direction a and the second direction B-B. The first contact portion 211 of the first ground terminal G1 and the second contact portion 221 of the second ground terminal G2 are both in contact with the shield plate 3.

Referring to fig. 6 to 8, the shielding plate 3 is provided with a first convex hull 31 protruding towards the first contact portion 211 of the first ground terminal G1 and a second convex hull 32 protruding towards the second contact portion 221 of the second ground terminal G2. The first convex hull 31 is in contact with the first contact portion 211 of the first ground terminal G1, and the second convex hull 32 is in contact with the second contact portion 221 of the second ground terminal G2.

Referring to fig. 9, the first convex hull 31 includes a contact surface 311 and two opposite connection arms 312, one end of each of the two connection arms 312 is connected to two opposite sides of the contact surface 311, and the other end of each of the two connection arms 312 is connected to the shielding plate 3. The second convex hull 32 is identical in structure to the first convex hull 31 and protrudes in the opposite direction. That is, the second convex hull 32 also includes a contact surface 321 and two opposite connecting arms 322, one end of each connecting arm 322 is connected to two opposite sides of the contact surface 321, and the other end of each connecting arm 322 is connected to the shielding plate 3. In some embodiments, the connecting arms 312 and 322 are formed by bending the shielding plate 3 after cutting. In some embodiments, the second convex hull 32 and the first convex hull 31 are stamped and formed from the shielding plate 3. In some embodiments, the second convex hull 32 and the first convex hull 31 are formed by punching after the shielding sheet 3 is cut. For example, the contact surfaces 311 and 321 are connection portions between the corresponding two connection arms 312 and 322, and the height of the contact surfaces 311 and 321 with respect to the shield plate 3 is determined by the bending width, the punching width, or the extension length of the connection arms 312 and 322.

In some embodiments, the contact surfaces 311 and 321 and the shield plate 3 have a set height H1 in the third direction C-C, the shield plate 3 has a set distance H2 from the first contact portion 211 of the first ground terminal G1 and the second contact portion 221 of the second ground terminal G2 in the third direction C-C, and the set height H1 is greater than the set distance H2. In some embodiments, the set height H1 is slightly greater than the set spacing H2. With this arrangement, the first convex hull 31 can press against the first contact portion 211 of the first ground terminal G1, and the second convex hull 32 can press against the second contact portion 221 of the second ground terminal G2, so that the connection relationship among the shielding plate 3, the first ground terminal G1 and the second ground terminal G2 is more compact. It should be noted that, in the drawing, the first contact portion 211 of the first ground terminal G1 and the second contact portion 221 of the second ground terminal G2 are not normally pressed by the first convex hull 31 and the second convex hull 32, so that there is an interference phenomenon between the first contact portion 211 and the second contact portion 221 and between the first convex hull 31 and the second convex hull 32 in the schematic drawing, but it should be understood by those skilled in the art that after the first contact portion 211 and the second contact portion 221 are pressed by the first convex hull 31 and the second convex hull 32, they can be elastically deformed in a direction away from the shielding plate 3, and are slightly bent; or after the first convex hull 31 and the second convex hull 32 are pressed, the first convex hull 31 and the second convex hull 32 can be elastically deformed by the opposite forces of the first contact part 211 and the second contact part 221, and are recessed inwards.

In some embodiments, the first row of conductive terminals 21 is provided with a first ground terminal G1, a third ground terminal G3, and a number of first signal terminals S1 located between the first ground terminal G1 and the third ground terminal G3; the second row of conductive terminals 22 is provided with a second ground terminal G2, a fourth ground terminal G4, and a plurality of second signal terminals S2 between the second ground terminal G2 and the fourth ground terminal G4.

The shielding plate 3 is fixed to the tongue plate 11, and the shielding plate 3 is located between the first contact portion 211 and the second contact portion 221 along a third direction C-C (e.g., up-down direction) perpendicular to the first direction a and the second direction B-B.

Referring to fig. 6, the first contact portion 211 of the first ground terminal G1 and the second contact portion 221 of the second ground terminal G2 are aligned along the third direction C-C, and the first contact portion 211 of the third ground terminal G3 and the second contact portion 221 of the fourth ground terminal G4 are aligned along the third direction C-C. The first contact portion 211 of the first ground terminal G1 and the second contact portion 221 of the second ground terminal G2 are located on one side (e.g., left side) of the tongue plate 11 along the second direction B-B, and the first contact portion 211 of the third ground terminal G3 and the second contact portion 221 of the fourth ground terminal G4 are located on the other side (e.g., right side) of the tongue plate 11 along the second direction B-B.

In the illustrated embodiment of the present invention, the first contact portion 211 of the first ground terminal G1 and the second contact portion 221 of the second ground terminal G2 are both in contact with the shielding plate 3; the first contact portion 211 of the third ground terminal G3 and the second contact portion 221 of the fourth ground terminal G4 are both in contact with the shield plate 3. With this arrangement, the first ground terminal G1, the second ground terminal G2, the third ground terminal G3, the fourth ground terminal G4 and the shielding plate 3 are connected into a whole, so as to increase the ground area, improve the shielding effect, effectively optimize and improve the impedance value and insertion loss of the electrical connector 100, and facilitate the adaptation to the higher-speed data transmission requirement.

Specifically, as shown in fig. 6 to 8, the shield plate 3 is provided with a first convex hull 31 protruding toward the first contact portion 211 of the first ground terminal G1, a second convex hull 32 protruding toward the second contact portion 221 of the second ground terminal G2, a third convex hull 33 protruding toward the first contact portion 211 of the third ground terminal G3, and a fourth convex hull 34 protruding toward the second contact portion 221 of the fourth ground terminal G4. The first convex hull 31 is in contact with the first contact portion 211 of the first ground terminal G1, the second convex hull 32 is in contact with the second contact portion 221 of the second ground terminal G2, the third convex hull 33 is in contact with the first contact portion 211 of the third ground terminal G3, and the fourth convex hull 34 is in contact with the second contact portion 221 of the fourth ground terminal G4. The structures of the first convex hull 31 and the second convex hull 32 can refer to the foregoing description, and the structures of the third convex hull 33 and the fourth convex hull 34 can be the same as the structures of the first convex hull 31 and the second convex hull 32. The first convex hull 31, the second convex hull 32, the third convex hull 33 and the fourth convex hull 34 are all formed by stamping from the shielding plate 3, so as to reduce the cost. The first convex hull 31 and the second convex hull 32 are convex in the third direction C-C, and the convex directions of the first convex hull 31 and the second convex hull 32 are opposite. Similarly, the third convex hull 33 and the fourth convex hull 34 are convex in the third direction C-C, and the convex direction of the third convex hull 33 and the convex direction of the fourth convex hull 34 are opposite. The first convex hull 31 and the second convex hull 32 are aligned along the first direction a, and the third convex hull 33 and the fourth convex hull 34 are aligned along the first direction a, for ease of manufacturing. Of course, in other embodiments, the first convex hull 31 and the second convex hull 32 may be disposed in a staggered manner along the first direction a, and the third convex hull 33 and the fourth convex hull 34 may be disposed in a staggered manner along the first direction a. In the illustrated embodiment of the present invention, the first convex hull 31 and the third convex hull 33 are aligned along the second direction B-B, and the second convex hull 32 and the fourth convex hull 34 are aligned along the second direction B-B. Of course, in other embodiments, the first convex hull 31 and the third convex hull 33 may be disposed in a staggered manner along the second direction B-B, and the second convex hull 32 and the fourth convex hull 34 may also be disposed in a staggered manner along the second direction B-B.

Furthermore, the shielding plate 3 is provided with a first hook 35 projecting laterally beyond the first side 113 of the tongue plate 11 and a second hook 36 projecting laterally beyond the second side 114 of the tongue plate 11. The first hook 35 and the second hook 36 are used to mate with a mating connector (not shown). The shielding plate 3 is further provided with a first extending portion 37 and a second extending portion 38 protruding towards two sides, and a yielding notch 39 located between the first extending portion 37 and the second extending portion 38 and corresponding to the first row of conductive terminals 21. The first extension portion 37 and the second extension portion 38 are in contact with the metal shell 20 to improve the shielding effect.

The first connecting portion 213 of the first row of conductive terminals 21 is located in the abdicating notch 39, the first mounting pin 212 extends along the first direction a, the second mounting pin 222 extends along the third direction C-C, and the first mounting pin 212 and the second mounting pin 222 are used for being mounted on a circuit board. In the illustrated embodiment of the present invention, the first mounting leg 212 is fixed to the circuit board in a Surface Mount Technology (SMT) manner, and the second mounting leg 222 is fixed to the circuit board in a Through Hole (Through Hole) manner. Of course, in other embodiments, the first mounting pin 212 and the second mounting pin 222 may also be mounted on the circuit board by other methods, which are not described herein again.

In one embodiment of the present invention, the conductive terminals 2 are Insert molded (Insert Molding) in the insulating body 1. Of course, in other embodiments, the conductive terminal 2 may be mounted on the insulating body 1 by assembling.

Specifically, in one embodiment of the present invention, the first row of conductive terminals 21 may be insert-molded in a first insulating block (not shown) to form a first terminal module; the second row of conductive terminals 22 may be insert-molded in a second insulating block (not shown) to form a second terminal module; then, the shield plate 3 is assembled and sandwiched between the first terminal module and the second terminal module to form the terminal module 10. At this time, the insulating body 1 includes the first insulating block and the second insulating block.

In another embodiment of the present invention, the shielding plate 3 and the second row of conductive terminals 22 are insert-molded in an insulating block (not shown) to form a lower terminal module; then, the first row of conductive terminals 21 is assembled to the lower terminal module, and a secondary molding (overmolding) is performed to finally form the terminal module 10.

In another embodiment of the present invention, the shielding plate 3 and the first row of conductive terminals 21 are insert-molded in an insulating block (not shown) to form an upper terminal module; then, the second row of conductive terminals 22 is assembled to the upper terminal module, and secondary molding (overmolding) is performed to finally form the terminal module 10.

In another embodiment of the present invention, the first row of conductive terminals 21, the shielding plate 3 and the second row of conductive terminals 22 are embedded in an insulating block (not shown), and then the terminal material tape is removed and secondary molding (over molding) is performed to finally form the terminal module 10.

Those skilled in the art will appreciate that the terminal module 10 may be formed in a variety of ways, and the above embodiments are only some of them, so as to facilitate understanding of the terminal module 10 of the present invention, and not to limit the present invention.

Compared with the prior art, the utility model discloses a will first contact site 211 of first ground terminal G1 and second contact site 221 of second ground terminal G2 all with shielding piece 3 contacts, has increased the shielding area, has improved shielding effect.

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 invention should be based on the technical personnel in the technical field, although the present specification has been described in detail with reference to the above embodiments, however, the skilled in the art should understand that the technical personnel in the technical field can still modify the present invention or substitute the same, and all 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 (10)

1. An electrical connector, comprising:

an insulating body (1), the insulating body (1) having a tongue plate (12) protruding in a first direction (A), the tongue plate (12) having a first surface (121) and a second surface (122) opposite to the first surface (121); and

a first row of conductive terminals (21), the first row of conductive terminals (21) including first contact portions (211) exposed to the first surface (121), the first contact portions (211) being spaced apart along a second direction (B-B) perpendicular to the first direction (A), the first row of conductive terminals (21) being provided with a first ground terminal (G1);

a second row of conductive terminals (22), the second row of conductive terminals (22) including second contact portions (221) exposed to the second surface (122), the second contact portions (221) being arranged at intervals in the second direction (B-B), the second row of conductive terminals (22) being provided with a second ground terminal (G2); and

a shield plate (3), the shield plate (3) being fixed to the tongue plate (12), and the shield plate (3) being located between the first contact portion (211) and the second contact portion (221) in a third direction (C-C) perpendicular to the first direction (A) and the second direction (B-B);

the method is characterized in that: the first contact portion (211) of the first ground terminal (G1) and the second contact portion (221) of the second ground terminal (G2) are both in contact with the shield piece (3).

2. The electrical connector of claim 1, wherein: the shield plate (3) is provided with a first convex hull (31) protruding toward a first contact portion (211) of the first ground terminal (G1) and a second convex hull (32) protruding toward a second contact portion (221) of the second ground terminal (G2), the first convex hull (31) is in contact with the first contact portion (211) of the first ground terminal (G1), and the second convex hull (32) is in contact with the second contact portion (221) of the second ground terminal (G2).

3. The electrical connector of claim 2, wherein: the first convex hull (31) and the second convex hull (32) respectively comprise contact surfaces (311, 321) and two opposite connecting arms (312, 322), one ends of the two connecting arms (312, 322) are connected with two opposite sides of the contact surfaces (311, 321), and the other ends of the two connecting arms (312, 322) are connected with the shielding sheet (3).

4. The electrical connector of claim 3, wherein: the contact surfaces (311, 321) and the shield piece (3) have a set height (H1) in the third direction (C-C), the shield piece (3) has a set distance (H2) in the third direction (C-C) with the first contact portion (211) of the first ground terminal (G1) and the second contact portion (221) of the second ground terminal (G2), respectively, and the set height (H1) is greater than the set distance (H2).

5. The electrical connector of claim 2, wherein: the first convex hull (31) and the second convex hull (32) are formed by punching from the shielding sheet (3), the first convex hull (31) and the second convex hull (32) protrude along the third direction (C-C), and the protruding direction of the first convex hull (31) and the protruding direction of the second convex hull (32) are opposite.

6. The electrical connector of claim 5, wherein: the first convex hull (31) and the second convex hull (32) are arranged aligned along the first direction (A).

7. The electrical connector of claim 1, wherein: the first row of conductive terminals (21) is further provided with a third ground terminal (G3), the second row of conductive terminals (22) is further provided with a fourth ground terminal (G4), the first contact portion (211) of the first ground terminal (G1) and the second contact portion (221) of the second ground terminal (G2) are aligned along the third direction (C-C), the first contact portion (211) of the third ground terminal (G3) and the second contact portion (221) of the fourth ground terminal (G4) are aligned along the third direction (C-C), the first contact portion (211) of the first ground terminal (G1) and the second contact portion (221) of the second ground terminal (G2) are located on one side of the tongue plate (12) along the second direction (B-B), the first contact portion (211) of the third ground terminal (G3) and the second contact portion (221) of the fourth ground terminal (G4) are located along the second direction (B-B) -B) is located on the other side of the flap (12).

8. The electrical connector of claim 7, wherein: the shield plate (3) is provided with a third convex hull (33) protruding toward the first contact portion (211) of the third ground terminal (G3) and a fourth convex hull (34) protruding toward the second contact portion (221) of the fourth ground terminal (G4), the third convex hull (33) is in contact with the first contact portion (211) of the third ground terminal (G3), and the fourth convex hull (34) is in contact with the second contact portion (221) of the fourth ground terminal (G4).

9. The electrical connector of claim 8, wherein: the third convex hull (33) and the fourth convex hull (34) are formed by punching from the shielding sheet (3), the third convex hull (33) and the fourth convex hull (34) protrude along the third direction (C-C), and the protruding direction of the third convex hull (33) and the protruding direction of the fourth convex hull (34) are opposite.

10. The electrical connector of claim 1, wherein: the shielding sheet (3) is provided with a first extending part (37) and a second extending part (38) which protrude towards two sides, and the shielding sheet (3) is provided with a yielding notch (39) which is positioned between the first extending part (37) and the second extending part (38) and corresponds to the first row of conductive terminals (21);

the electric connector comprises a metal shell (20) coated on the insulating body (1), and the first extension part (37) and the second extension part (38) are in contact with the metal shell (20).

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