TW201739113A - Electrical connector and electrical connector assembly - Google Patents

Abstract

An electrical connector is mated with a printed circuit board and includes an insulative plate including an insulative housing, a number of first conductive terminals and a number of second conductive terminals both affixed to the insulative housing, a metal member affixed to the insulative plate, and a shielding shell enclosing the insulative housing for forming a receiving room. The insulative housing includes a base portion and a tongue portion extending forwardly from the base portion. Each first/second conductive terminal includes a first/second contact portion exposed on the tongue portion and a first/second elastic portion extending backwardly from a backend of the base portion. The metal member includes a first elastic arm extending backwardly and a second elastic arm extending backwardly. The electrical connector assembly has a good effect of covering and it is easy to detach and assemble.

Description

Electrical connector and electrical connector combination

The present invention relates to an electrical connector, and more particularly to a connection structure in which an electrical connector and a circuit board are easily mounted and detached.

An inductive body, an insulative housing, a conductive terminal and a metal member held in the insulating body, the insulative housing includes a first insulative body and is held by the first insulative body, and an insulative housing is disclosed in the Chinese Patent Publication No. CN105322349A. The second insulative housing includes an upper row of signal terminals and a lower row of signal terminals, wherein the upper row of signal terminals and the lower row of signal terminals are fixed in the first insulative housing and are respectively formed to expose the first insulation a contact portion for mating with the mating connector, the metal member being embedded in the first insulating body and located between the upper row of signal terminals and the lower row of signal terminals, wherein: An insulative body and a second insulative body are respectively formed by two injection moldings, and the second insulative housing is fixedly attached to a periphery of a rear end of the first insulative housing holding the conductive terminal by injection molding. The tail of the terminal of such an electrical connector is surface soldered to the board. On the one hand, since the tail of such a terminal protrudes rearwardly from the first insulator level, such a tail design is not elastic, so that it is easy to weld the electrical connector to the circuit board because of the coplanar tolerance of the terminal tail. The effect is that some of the terminals cannot be soldered to the board and cause empty soldering. On the other hand, the high temperature during soldering tends to adversely affect the electrical performance of the electrical connector, and solder cracking may cause poor electrical connection. And when such an electrical connector is soldered to a circuit board as a whole for use in a mobile phone or the like, if the electrical connector is to be replaced, the circuit board can only be replaced with the electrical connector.

The Chinese Patent Application No. CN203983548U discloses an electrical connector including an insulative housing including a base, a tongue extending forwardly from the base, and extending rearwardly from opposite sides of the base Two side walls, the tongue plate has a first abutting surface and a second abutting surface opposite to each other; a set of first row of conductive terminals, the first row of conductive terminals including a fixing portion fixed on the base a plate-shaped extension arm extending forwardly from the fixing portion to the tongue plate and an elastic extension arm extending rearwardly from the fixing portion, the plate-shaped extension arm being exposed on the first abutting surface of the tongue plate The elastic extension arm is received between the two side walls; a second row of conductive terminals, the second row of conductive terminals includes a fixing portion fixed on the base, and the fixing portion extends forward to the a plate-shaped extension arm of the tongue plate and an elastic extension arm extending rearwardly from the fixing portion, the plate-shaped extension arm is exposed on the second abutting surface of the tongue plate, and the elastic extension arm is received in the two Between the side walls, wherein the first row of conductive terminals in the group Forming an insertion space between the elastic extension arm and the elastic extension arm of the second row of conductive terminals; a grounding metal piece disposed in the tongue plate and spaced apart from the set of first row of conductive terminals and the second group a row of conductive terminals; and an outer cover shell fixed to the insulative housing, the outer shroud housing surrounding the peripheral space of the tongue plate to form a first mating cavity, and covering the two side walls to form a The second docking chamber. The terminal of the electrical connector is electrically connected to the electrical contact piece on the circuit board by elastic engagement of the elastic extension arm, although the elastic engagement prevents the occurrence of the air soldering phenomenon, but since the terminal is directly Elastic contact with the circuit board, the electromagnetic shielding effect is not very good, and the terminal may be in poor contact.

Therefore, it is indeed necessary to provide a new combination of electrical connectors and electrical connectors to overcome the above drawbacks.

It is an object of the present invention to provide an electrical connector and an electrical connector combination that can ensure the electromagnetic shielding effect of the electrical connector and can be accurately fixed to the circuit board and is simple to install and disassemble.

The object of the present invention is achieved by the following technical solution: an electrical connector mated with a circuit board, the electrical connector comprising an insulating member having an insulating body, and holding the first row and the second row of the insulating body a conductive terminal, a metal member held on the insulating member, and a shielding shell covering the insulating body to form a receiving space, the insulating body including a base and a tongue extending forward from the base, The first row and the second row of conductive terminals are provided with a contact portion exposed to the tongue plate and an elastic portion extending rearwardly from the rear end of the base. The metal member is provided with a first elastic arm and a second elastic arm extending rearward, and the elastic portions of the first elastic arm and the first row of conductive terminals are elastic together with the elastic portions of the second elastic arm and the second row of conductive terminals Clamping the circuit board.

Further, the insulating member includes an insulating case that is disposed at a rear end of the insulating body and is provided with a receiving groove, and the receiving groove receives the elastic portion of the first and second rows of conductive terminals and inserts the circuit board.

Further, the metal member is an intermediate mask piece that is held between the first row and the second row of the conductive terminals, and the insulating case is provided with a plurality of notches penetrating the receiving groove. The first elastic arms are disposed in a pair and correspond to the notches and are located on two sides of the first row of conductive terminals, and the second elastic arms are disposed as one and correspond to the notches and are located in the second row of conductive In the middle of the terminal.

Further, the insulating housing is provided with a plurality of open slots penetrating through the receiving slot, and the metal member is a metal cover that is sleeved on the insulating member and received in the receiving space, the first and the first Two elastic arms are disposed on an inner wall surface of the metal cover and correspond to the open slots.

Further, the insulating housing further includes a plurality of dividing ribs on the bottom surface, and the elastic portion of the conductive terminal is held by a gap formed between the dividing ribs.

Further, the rear end of the base is provided with a sleeve portion including a first annular portion and a second annular portion, and the insulating housing is sleeved on the second annular portion, the first annular portion Nesting on the base to make the periphery of the base, the periphery of the first annular portion and the periphery of the metal cover are smoothly connected, and the surface of the metal cover is provided with a plurality of resisting elastic pieces for resisting the shielding housing wall.

The object of the present invention is achieved by the following technical solution 2: an electrical connector assembly comprising an electrical connector and a circuit board that cooperate with each other, the electrical connector comprising an insulating member having an insulating body and being held by the insulating body a first row and a second row of conductive terminals, a metal member held on the insulating member, and a shielding case covering the insulating body to form a receiving space, the insulating body including a base and a front from the base An extended tongue, the conductive terminal is provided with a contact portion exposed to the tongue plate and an elastic portion extending rearwardly from the rear end of the base, the metal member being provided with a first elastic arm extending rearward and a second elasticity An arm, the elastic portion of the first elastic arm and the first row of conductive terminals elastically sandwiching the circuit board together with the elastic portions of the second elastic arm and the second row of conductive terminals, the circuit board including a protruding shape a main body portion, wherein the upper and lower surfaces of the main body portion are respectively provided with a row of first contact points, a rear contact point at a rear end of the main body portion, and an elastic portion of the first row of conductive terminals and a bullet of the second row of conductive terminals The first contact point portion elastically abuts against the first elastic arm and second elastic arm and the rear contact point elastic resisting.

Further, the insulating member includes an insulating case that is disposed at a rear end of the insulating body and is provided with a receiving groove, and the receiving groove receives the elastic portion of the first and second rows of conductive terminals and inserts the circuit board.

The object of the present invention is achieved by the following technical solution 3: a method for manufacturing an electrical connector, in combination with a circuit board, comprising the following steps: a first step, providing an insulating body, holding the first row and the first of the insulating body The two rows of conductive terminals and the intermediate mask piece have a base and a tongue extending forward from the base, and each of the conductive terminals is provided with a contact portion exposed to the tongue plate and extending rearward The elastic portion of the rear end of the base; the second step, the insulating cover and the metal cover are provided, the insulating cover is sleeved on the rear end of the insulating body, and the metal cover is sleeved on the rear end of the insulating case, The elastic portion of the conductive terminal is received in a receiving groove surrounded by the insulating housing, and at least one of the intermediate mask and the metal cover is provided with a first elastic arm and a second extending rearward The elastic arm; the third step, the circuit board is inserted into the receiving slot, so that the elastic portion of the first elastic arm and the first row of conductive terminals is elastic together with the elastic portions of the second elastic arm and the second row of conductive terminals Clamping the circuit board.

Further, the method of manufacturing the electrical connector further includes a fourth step occurring after the third step, and providing a shielding case covering the insulative housing to form a receiving space in the fourth step.

Compared with the prior art, the present invention has the following beneficial effects: the electrical connector of the present invention has a metal member to make the electromagnetic shielding effect better, and is more fixed to the circuit board, and the disassembly is simple and the cost is low.

The first figure is a three-dimensional combination diagram when the electrical connectors of the present invention are combined.

The second figure is a three-dimensional combination diagram of the first figure seen from another direction.

The third figure is a perspective assembled view of the electrical connector of the present invention in combination with the metal cover, the shielding case and the insulating case.

The fourth figure is a three-dimensional combination diagram of the third figure viewed from another direction.

The fifth figure is a perspective assembled view of the electrical connector of the present invention when it is not mated with the circuit board.

The sixth figure is a three-dimensional combination diagram of the fifth figure viewed from another direction.

Figure 7 is an exploded perspective view of the electrical connector of the present invention.

The eighth figure is an exploded view of the seventh figure viewed from another direction.

The ninth drawing is an exploded perspective view of the insulative housing and the terminal and the intermediate mask in the electrical connector of the present invention.

The tenth figure is an exploded view of the ninth figure viewed from another direction.

The eleventh figure is a perspective view of the metal cover of the electrical connector of the present invention when the insulating case is mounted on the insulative housing.

Figure 12 is a perspective view showing the mounting of the metal cover to the insulating case shown in Figure 11 in the electrical connector of the present invention.

The thirteenth drawing is a cross-sectional view taken along the line XIII-XIII in the first figure.

Referring to Figures 1 through 13, together with an electrical connector 100 in accordance with the present invention, in the following, a specific embodiment of the electrical connector assembly of the present invention will be incorporated in conjunction with Figures 1 through 13. The electrical connector 100 is connected to the circuit board 200 and assembled to the corresponding electronic device, defining a front-rear direction and a left-right direction and an up-and-down direction perpendicular to the front-rear direction. The electrical connector 100 includes an insulating member having an insulating body, a conductive terminal held by the insulating body, a metal member held by the insulating member, and a shielding case 9 covering the insulating body to form the receiving space 10. And a mounting clip 101 that is sleeved in the shielding shell 9 and has a concave shape.

Referring to the third to twelfth drawings, the insulating member includes the insulating body and an insulating housing 7 fixed to the rear end of the insulating body and provided with a receiving groove 70. The insulating body includes a second insulating body 2 and a third insulating body 3 assembled up and down, and a first insulating body 1 located outside the second insulating body 2 and the third insulating body 3. The first insulative housing 1 includes a base 12 and a tongue 11 extending along a front end of the base 12. An annular sleeve portion 120 is recessed in the rear end of the base 12 . Referring to the seventh to eighth embodiments, the insulative housing 7 is sleeved on the sleeve portion 120 of the first insulative housing 1 and includes a partitioning rib 71 and eight open slots 72 uniformly disposed at the rear end. And three notches 73. The insulating housing 7 is divided into a first annular portion 74 that is attached to the sleeve portion 120 and a rear end of the first annular portion 74 and is smaller than the first and second sides in the horizontal direction and the vertical direction. A second annular portion 75 of an annular portion 74. The periphery of the first annular portion 74 is smoothly connected to the periphery of the susceptor 12.

Referring to the third to tenth drawings, the conductive terminal includes a first row of conductive terminals 4 and a second row of conductive terminals 5 located on the corresponding faces of the first row of conductive terminals 4. The first row of conductive terminals 4 are integrally formed with the second insulative housing 2, and the second row of conductive terminals 5 are integrally formed with the third insulative housing 3. The first row of conductive terminals 4 includes a first contact portion 41 exposed to the surface of the tongue plate 11 for contacting the mating connector terminal, embedded in the base 12 and connected to the first contact portion 41 The first connecting portion 42 and the first elastic portion 43 connected to the first connecting portion 42 and penetrating the rear end of the first insulating body 1. The first elastic portion 43 is provided with a first clamping portion 431 which is curved. The second row of conductive terminals 5 are located on a lower surface of the first insulative housing 1 and include a second contact portion 51 exposed on the surface of the tongue plate 11 for contacting the mating connector terminal, embedded in the a second connecting portion 52 connected to the second contact portion 51 and a second elastic portion 53 connected to the second connecting portion 52 and extending through the rear end of the first insulating body 1 . The second elastic portion 53 is provided with a second clamping portion 531 which is curved. The elastic portion of the first row of conductive terminals 4 is referred to as a first elastic portion 43, and the elastic portion of the second row of conductive terminals 5 is referred to as a second elastic portion 53. The contact portion of the first row of conductive terminals 4 is referred to as a first contact portion 41, and the contact portion of the second row of conductive terminals 5 is referred to as a second contact portion 51.

Referring to the seventh to tenth drawings, the intermediate mask sheet 6 is located between the second insulative housing 2 and the third insulative housing 3, and the intermediate mask sheet 6 includes edges at both ends. The ground terminal 61 and the intermediate ground terminal 62. The edge grounding terminal 61 extends from the rear end of the first insulative housing 1 and is located on the same horizontal plane as the first elastic portion 43 of the first row of conductive terminals 4, and is located on both sides of the first elastic portion 43. The edge ground terminal 61 is provided with a third clamping portion 611 which is curved. The intermediate grounding terminal 62 extends from the rear end of the first insulative housing 1 and is located at the same level as the second elastic portion 53 of the second row of conductive terminals 5 and is located in the middle of the second elastic portion 53. The intermediate ground terminal 62 is provided with a fourth clamping portion 621 that is curved.

Referring to FIGS. 8 to 8 , the metal cover 8 is attached to the second annular portion 75 of the insulating housing 7 , and the periphery of the metal cover 8 and the periphery of the first annular portion 74 . Flush. The metal cover 8 includes an upper wall 81 attached to the second annular portion 75, a lower wall 82 corresponding to the upper wall 81, and two sides of the upper wall 81 and connected to the upper wall 81. And a side wall 83 of the lower wall 82, a rear wall 84 extending vertically downward along the rear end of the upper wall 81 and vertically extending from the rear end of the lower wall 82 and not contacting each other, on the rear wall 84 Eight elastic terminals 85 disposed along the upper and lower rows and six resisting elastic pieces 86 on the lower wall 82 of the upper wall 81 and the side walls 83 are provided. The metal cover 8 is elastically abutted against the circuit board 200 through the elastic terminal 85.

The intermediate mask sheet 6 and the metal cover 8 are collectively referred to as a metal member. The edge ground terminal 61 and the upper row of elastic terminals 85 may each be referred to as a first resilient arm, and the intermediate ground terminal 62 and the lower row of resilient terminals 85 may be referred to as a second resilient arm.

Referring to the first to second figures, the shielding shell 9 covers the first insulative housing 1 to form a receiving space 10. The inside of the shielding case 9 is abutted by the resisting elastic piece 86 for fixing the metal cover 8 and the shielding case 9.

Referring to the first to eighth figures, the mounting clip 101 is in a concave shape and is used to fix the electrical connector 100 and the circuit board 200. The mounting clips 101 are provided with positioning holes 1011 on the left and right sides for mechanically fixing the electrical connector 100 to the circuit board 200.

Referring to the third to sixth figures, the circuit board 200 includes a protruding body portion 210 and a latching recess 220 spaced apart from the other portions of the circuit board by the body portion 210. The rear end of the metal cover 8 is locked and received in the holding recess 220. The circuit board 200 further includes twelve upper and lower first contact points 201 disposed in a row on the upper and lower surfaces of the main body portion 210 and in contact with the first elastic portion 43 and the second elastic portion 53 And a rear contact point located at the rear end of the main body portion 210. The rear contact point includes four upper and lower second contact points disposed in a row on the upper and lower surfaces of the main body portion 210 and located at the rear end of the first contact point 201 and in contact with the elastic terminal 85 of the metal cover 8. 202. Two third contact points 203 located on both sides of the first contact point 201 of the upper surface of the main body portion 210 and in contact with the edge ground terminal 61 are located on the lower surface of the main body portion 210 and located at the second A fourth contact point 204 intermediate the contact point 202 and in contact with the intermediate ground terminal 62.

When assembling the electrical connector 100 and the circuit board 200, the first step is to provide an insulative housing, a first row and a second row of conductive terminals 4, 5 and an intermediate mask 6 held by the insulative housing. The insulating body has a base 12 and a tongue 11 extending forward from the base 12, and the first row and the second row of conductive terminals 4, 5 are provided with a first contact portion exposed to the tongue plate 11 41. The second contact portion 51 and the first elastic portion 43 and the second elastic portion 53 extending rearward from the rear end of the base 12. In the second step, the insulating cover 7 and the metal cover 8 are provided, and the insulating cover 7 is sleeved on the rear end of the insulating body, and the metal cover 8 is sleeved on the rear end of the insulating case 7. The first elastic portion 43 and the second elastic portion 53 are received in the receiving groove 70 surrounded by the insulating case 7; the mounting order of the insulating body, the insulating case 7 and the metal cover 8 is first The insulating housing 7 is mounted to the insulating body, and then the metal cover 8 is mounted to the mounted insulating housing 7 and the insulating body, or the metal cover 8 is first mounted to the insulating housing 7, and then The mounted metal cover 8 and the insulative housing 7 are mounted to the insulative housing. In the third step, the circuit board 200 is inserted into the receiving slot 70, and the first elastic arm and the first elastic portion 43 elastically clamp the circuit board 200 together with the second elastic arm and the second elastic portion 53. . In a fourth step, a shielding case 9 covering the insulative housing to form the receiving space 10 is provided.

At this point, complete the installation. Since the circuit board 200 and the electrical connector 100 are disposed through the metal member, the first elastic portion 43 and the second elastic portion 53 hold the circuit board 200 from the up and down direction, and The elastic terminal 85 provided on the metal cover 8 on the metal member is used to fix the circuit board 200 and the metal cover 8, thereby realizing the fixing of the entire circuit board 200 and the electrical connector 100, and The electrical connector 100 is facing the circuit board 200, and when the electrical connector 100 needs to be replaced, it can be directly detached from the circuit board 200 without replacing the circuit board, and the operation is simple and convenient, and the cost is low.

The above is only some of the embodiments of the present invention, and not all of the embodiments, any equivalent changes taken by those skilled in the art by reading the description of the present invention are the claims of the present invention. Covered.

100‧‧‧Electrical connector

1‧‧‧First Insulation Body

10‧‧‧ accommodating space

11‧‧‧ tongue plate

12‧‧‧ Pedestal

120‧‧‧Setting Department

2‧‧‧Second insulation body

3‧‧‧ Third Insulation Body

4‧‧‧First row of conductive terminals

41‧‧‧First contact

42‧‧‧First connection

43‧‧‧First Elastic Department

431‧‧‧First clamping section

5‧‧‧Second row of conductive terminals

51‧‧‧Second contact

52‧‧‧Second connection

53‧‧‧Second elastic part

531‧‧‧Second clamping section

6‧‧‧Intermediate mask

61‧‧‧Edge grounding terminal

611‧‧‧ third clamping section

62‧‧‧Intermediate grounding terminal

621‧‧‧ fourth clamping section

7‧‧‧Insulated housing

70‧‧‧ housing trough

71‧‧‧ partition ribs

72‧‧‧Open slot

73‧‧‧ gap

74‧‧‧First ring

75‧‧‧second ring

8‧‧‧metal cover

81‧‧‧Upper wall

82‧‧‧The lower wall

83‧‧‧ side wall

84‧‧‧ Back wall

85‧‧‧Flexible terminal

86‧‧‧Resist the shrapnel

9‧‧‧Shaded housing

101‧‧‧Installation clip

1011‧‧‧Positioning holes

200‧‧‧ boards

201‧‧‧First touch point

202‧‧‧second touch point

203‧‧‧ third contact point

204‧‧‧ Fourth touch point

210‧‧‧ Main body

220‧‧‧ card holder groove

no

101‧‧‧Installation clip

1011‧‧‧Positioning holes

12‧‧‧ Pedestal

120‧‧‧Setting Department

41‧‧‧First contact

43‧‧‧First Elastic Department

431‧‧‧First clamping section

53‧‧‧Second elastic part

531‧‧‧Second clamping section

61‧‧‧Edge grounding terminal

62‧‧‧Intermediate grounding terminal

7‧‧‧Insulated housing

70‧‧‧ housing trough

72‧‧‧Open slot

73‧‧‧ gap

74‧‧‧First ring

75‧‧‧second ring

81‧‧‧Upper wall

83‧‧‧ side wall

84‧‧‧ Back wall

85‧‧‧Flexible terminal

86‧‧‧Resist the shrapnel

9‧‧‧Shaded housing

Claims (10)

An electrical connector comprising a circuit board, the electrical connector comprising an insulating member having an insulating body, first and second rows of conductive terminals held by the insulating body, and metal members held by the insulating member And a shielding shell covering the insulating body to form a receiving space, the insulating body includes a base and a tongue extending forward from the base, and the first row and the second row of conductive terminals are exposed a contact portion of the tongue plate and an elastic portion extending rearward from the rear end of the base, wherein the metal member is provided with a first elastic arm and a second elastic arm extending rearward, the first elastic arm The elastic portion of the first row of conductive terminals elastically clamps the circuit board together with the elastic portions of the second elastic arm and the second row of conductive terminals. The electrical connector of claim 1, wherein the insulating member includes an insulating housing that is retained at a rear end of the insulating body and is provided with a receiving slot, the receiving slot receiving the first and the first The elastic portions of the two rows of conductive terminals are interposed with the circuit board. The electrical connector of claim 2, wherein the metal member is an intermediate mask that is held between the first row and the second row of conductive terminals. The body is provided with a plurality of notches penetrating the receiving groove, the first elastic arms are disposed as a pair and corresponding to the notches and are located at two sides of the first row of conductive terminals, and the second elastic arms are disposed as one And corresponding to the gap and located in the middle of the second row of conductive terminals. The electrical connector of claim 2, wherein the insulating housing is provided with a plurality of open slots penetrating through the receiving slot, and the metal member is sleeved on the insulating member and received in the housing In the metal cover of the accommodating space, the first and second elastic arms are provided on an inner wall surface of the metal cover and correspond to the opening groove. The electrical connector of claim 2, wherein the insulative housing further comprises a plurality of dividing ribs on the bottom surface, the resilient portions of the electrically conductive terminals being retained in a gap formed between the dividing ribs. The electrical connector of claim 2, wherein the rear end of the base is provided with a sleeve portion including a first annular portion and a second annular portion, and the insulating housing is sleeved on the a second annular portion, the first annular portion is sleeved on the base such that the periphery of the base, the periphery of the first annular portion is smoothly connected to the periphery of the metal cover, and the surface of the metal cover is There are a number of resisting elastic pieces for resisting the inner wall of the shielding case. An electrical connector assembly comprising an electrical connector and a circuit board that cooperate with each other, the electrical connector comprising an insulating member having an insulating body, first and second rows of conductive terminals held by the insulating body, and being held by a metal member of the insulating member and a shielding shell covering the insulating body to form a receiving space, the insulating body comprising a base and a tongue extending forward from the base, wherein the conductive terminal is provided with an exposed a contact portion of the tongue plate and an elastic portion extending rearward from the rear end of the base, wherein the metal member is provided with a first elastic arm and a second elastic arm extending rearward, the first elastic arm The elastic portion of the first row of conductive terminals elastically clamps the circuit board together with the elastic portions of the second elastic arm and the second row of conductive terminals, the circuit board including a protruding main body portion, the main body portion The upper and lower surfaces are respectively provided with a row of first contact points, a rear contact point at the rear end of the main body portion, an elastic portion of the first row of conductive terminals, an elastic portion of the second row of conductive terminals, and the first contact point Flexibility Said first elastic arm and second elastic arm and the rear contact point elastic resisting. The electrical connector assembly of claim 7, wherein the insulating member includes an insulating housing that is retained at a rear end of the insulating body and is provided with a receiving slot, the receiving slot receiving the first, The elastic portions of the second row of conductive terminals are interposed with the circuit board. A method of manufacturing an electrical connector, in conjunction with a circuit board, comprising the steps of:
In a first step, an insulating body is provided, and the first row and the second row of conductive terminals and the intermediate mask sheet are held on the insulating body, and the insulating body has a base and a tongue extending forward from the base Each of the conductive terminals is provided with a contact portion exposed to the tongue plate and an elastic portion extending rearwardly from the rear end of the base;
In a second step, an insulating case and a metal cover are provided, the insulating case is sleeved on the rear end of the insulating body, and the metal cover is sleeved on the rear end of the insulating case to make the elastic part of the conductive terminal The receiving groove is surrounded by the insulating housing, and at least one of the intermediate mask and the metal cover is provided with a first elastic arm and a second elastic arm extending rearward;
In a third step, the circuit board is inserted into the receiving slot, so that the elastic portions of the first elastic arm and the first row of conductive terminals are elastically clamped together with the elastic portions of the second elastic arm and the second row of conductive terminals. Said circuit board. The method of manufacturing the electrical connector of claim 9, wherein the manufacturing method of the electrical connector further comprises a fourth step occurring after the third step, wherein the insulating body is covered in the fourth step A shielding case that forms a receiving space.