CN218569316U

CN218569316U - Electrical connector

Info

Publication number: CN218569316U
Application number: CN202222352033.5U
Authority: CN
Inventors: 丁南杰; 束方华; 许文龙; 齐云
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2023-03-03
Anticipated expiration: 2032-09-05

Abstract

An electric connector comprises an insulating body, a plurality of conductive terminals, a shielding shell and a grounding piece, wherein the insulating body comprises a base part and a tongue plate extending forwards from the base part, the shielding shell surrounds the tongue plate to form a butting cavity with a forward opening, and the conductive terminals are provided with contact parts exposed on the surface of the tongue plate; the grounding piece comprises an installation part fixed on the shielding shell and an abutting part inclining forwards and extending to be located at the front end of the shielding shell, and the installation part of the grounding piece is riveted on the shielding shell. The grounding piece is firmly connected with the shielding shell through riveting.

Description

Electrical connector

[ technical field ] A method for producing a semiconductor device

The utility model discloses an electric connector.

[ background of the invention ]

The related prior art refers to an electrical connector disclosed in chinese utility model No. CN 213278458U. The electric connector comprises an insulating body, at least one terminal is accommodated in the insulating body and is electrically connected with the circuit board; the shielding shell is provided with a top wall, a bottom wall and two side walls positioned at the left side and the right side of the top wall and the bottom wall; and the metal piece is welded on the bottom wall of the shielding shell through laser. The metalwork among this electric connector adopts laser welding's mode to come to be connected with shielding shell, however if the location is not accurate then leads to the crooked welding of metalwork to lead to the junk easily among the welding process, and appears welding not in place easily, and leads to connecting the not firm condition.

Therefore, there is a need to provide an improved electrical connector to solve the above problems.

[ Utility model ] content

The utility model discloses the technical scheme who solves does: an electrical connector is provided, in which a grounding member and a shielding shell can be stably connected.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an electric connector comprises an insulating body, a plurality of conductive terminals, a shielding shell and a grounding piece, wherein the insulating body comprises a base part and a tongue plate extending forwards from the base part, the shielding shell surrounds the tongue plate to form a butting cavity with a forward opening, and the conductive terminals are provided with contact parts exposed on the surface of the tongue plate; the grounding piece comprises an installation part fixed on the shielding shell and an abutting part which inclines forwards and extends to be located at the front end of the shielding shell, and the installation part of the grounding piece is riveted on the shielding shell.

Further, the shield case is formed with two protruding pieces, the mounting portion of the ground member is provided with an opening and a bridge portion that traverses the opening, and the protruding pieces are riveted to the bridge portion through the corresponding openings.

Further, the bridge is sunk from the mounting portion so that the tab is received in the bridge.

Further, the shielding shell comprises a top wall, a bottom wall and two side walls connected with the top wall and the bottom wall, the shielding shell comprises a welding pin extending out of the bottom wall, an installation part of the grounding piece is installed on the top wall, the two sides of the installation part respectively extend out of an extension part located on the outer side of the side walls, and the abutting part is bent reversely and inclined forwards from the extension part.

Further, the extension is perpendicular to the sidewall.

Further, the tab is disposed on the top wall.

Further, the base is provided with a convex rib extending along the front-rear direction, and the bottom wall of the shielding shell is pressed against the convex rib.

Furthermore, both sides of the rear end of the base part comprise limiting blocks extending outwards, the shielding shell comprises contact arms extending backwards from both side walls and limiting up and down, and notches limiting forwards and backwards are formed along the limiting blocks and inwards concave.

Further, the electrical connector includes a bottom cover including a plate portion located below the bottom wall of the shielding housing and a pair of positioning posts extending upward from the plate portion, the positioning posts being inserted into and fixed to positioning holes provided in the base portion.

Further, the bottom cover comprises a pair of buckling and holding columns located on the outer sides of the corresponding positioning columns, the base portion is provided with buckling and holding grooves, the buckling and holding columns are inserted into and fixed in the buckling and holding grooves, and the outer sides of the buckling and holding columns are limited by the side walls of the shielding shell.

Compared with the prior art, the utility model discloses following beneficial effect has: the mounting part of the grounding piece is riveted on the shielding shell. The grounding piece is firmly connected with the shielding shell through riveting.

[ description of the drawings ]

Fig. 1 is a perspective view of the electrical connector of the present invention.

Fig. 2 is a perspective view of the electrical connector of fig. 1 from another perspective.

Fig. 3 is a partially exploded view of the electrical connector of fig. 2.

Fig. 4 is an exploded view of the electrical connector shown in fig. 1.

Fig. 5 is an exploded view of the electrical connector of fig. 4 from another perspective.

Fig. 6 is an exploded view of the insulator body of fig. 4.

Fig. 7 is an exploded view of the alternative view shown in fig. 6.

Fig. 8 is a bottom view of the insulator body of fig. 7.

Fig. 9 isbase:Sub>A cross-sectional view of the electrical connector of fig. 2 taken along the dashed linebase:Sub>A-base:Sub>A.

[ description of main element symbols ]

Electrical connector 100	Spring arm 29
		Grounding piece 1	Insulating body 3
Abutment 11	Stopper 31
		Mounting part 12	Tongue plate 32
Opening 121	Convex rib 34
		Extension 122	Positioning hole 35
Notch 123	Fastening slot 36
		Bridge part 13	Second snap protrusion 361
Insulating housing 2	Convex rib 37
		Tab 20	Base 38
Welding foot 21	Bottom cover 4
		Convex hull 211	Retaining post 41
Top wall 22	First snap protrusion 411
		Extension 221	Positioning post 42
Bottom wall 23	Main location post 43
		Side wall 24	Plate part 44
First contact arm 241	Extension plate 45
		Second contact arm 242	Terminal 5
Docking chamber 25	Contact part 51
		FixingHole 26	Weld 52
Spring arm 27	Welding part 521
		Notch 28	Welding part 522

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

[ detailed description ] embodiments

Referring to fig. 1-9, the present invention discloses an electrical connector 100, which includes an insulative housing 3, a plurality of conductive terminals 5, a shielding shell 2, a grounding member 1 and a bottom cover 4. The insulative housing 3 includes a base 38 and a tongue 32 extending forward from the base 38, the shielding shell 2 includes a mating cavity 25 surrounding the tongue 32 and having a forward opening, and the conductive terminals 5 are embedded in the tongue 32. The bottom cover 4 is fixed to the insulating body 3 from bottom to top. The grounding piece 1 is riveted on the shielding shell 2, and the installation is simple and convenient.

Referring to fig. 2-5, the shielding shell 2 includes a top wall 22, a bottom wall 23, and two side walls 24 connecting the top wall 22 and the bottom wall 23. The front and rear ends of the two side walls 24 are respectively extended downward to form a soldering foot 21 beyond the bottom wall 23, and the soldering foot 21 has a convex hull 211 for increasing the overall stability of the electrical connector when the external PCB is fixed. Two symmetrical fixing holes 26 are formed in the top wall 22, and each fixing hole 26 extends upward near the inner edge of the side wall 24 and then bends downward to press against the grounding member 1 to realize the riveted lug 20. The shielding shell 2 is provided with a pair of forwardly extending and symmetrically arranged resilient arms 27 at both its top wall 22 and its bottom wall 23. The screening housing 2 is provided at its both side walls 24 with spring arms 29 extending rearwards and symmetrically. The elastic arm is used for clamping an external connector which is butted with the electric connector. The grounding member 1 includes a mounting portion 12 riveted to the top wall 22 of the shielding shell, extending portions 122 extending from both sides of the mounting portion 12 beyond the side walls 24, and abutting portions 11 extending from the extending portions 122 obliquely downward, then bending upward and extending obliquely forward. The extension portion 122 is disposed perpendicular to the side wall 24, and the abutting portion 11 is located at the front end of the shield case 2. The abutment portion 11 is V-shaped as viewed in the lateral direction. In the vertical direction, the V-shaped bent bottom of the abutting portion 11 is located between the shield case 2 and the bottom cover 4. The mounting portion 12 is recessed forwardly from its rear edge to form two spaced notches 123, the notches 123 surrounding the forward end of the tongue 32 of the top wall 22 to form relief areas. The mounting portion 12 is provided with a vertically through opening 121 and a bridge portion 13 traversing the opening 121 and connecting two inner edges of the opening respectively outside each notch 123, so that in the riveting process, the protruding piece 20 passes through the corresponding opening 121 and is bent downwards to press against the upper surface of the bridge portion 13, the bridge portion 13 is pressed to sink from the mounting portion 12, the sinking portion of the bridge portion 13 enters the fixing hole 26, and meanwhile, the protruding piece 20 is accommodated in the sinking space formed by sinking of the bridge portion 13, so that the grounding member 1 and the shielding shell 2 are stably riveted.

Referring to fig. 6-9, the base 38 extends outwardly on opposite sides of the rear end to form stops 31. The shield case 2 includes first contact arms 241 extending rearward from the two side walls 24 and an extension 221 extending further rearward from the rear edge of the top wall 22. The first contact arm 241 and the extension 221 together form a notch 28 at the junction of the top wall 22 and the side wall 24. The notch 28 is matched with the limiting block 31 for limiting up and down. The shielding shell 2 is further provided with a second contact arm 242 extending rearward from the rear edge of the side wall 24 and bent inward against the rear surface of the base 38 for forward and rearward retention. The insulative housing 3 is formed by injection molding with the conductive terminals 5, and the conductive terminals 5 include a row of terminals 51 arranged on the upper surface of the tongue plate 32 and a row of terminals 52 located on the lower surface of the tongue plate 32, wherein each row of terminals has a contact portion 51 exposed on the surface of the tongue plate 32 and a soldering portion 52 extending out of the bottom of the base portion 38. The soldering portions 521 of the upper row of terminals and the soldering portions 522 of the lower row of terminals are alternately arranged in a row in the left-right direction. The base 38 is further provided at the bottom thereof with a pair of ribs 34 extending in the front-rear direction, the pair of ribs 34 are symmetrical left and right, and the end of the bottom wall 23 of the shield case 2 is held between the ribs 34 and the bottom cover 4, thereby achieving stable holding of the bottom wall 23. The bottom cover 4 includes a plate portion 44 located below the bottom wall 23 of the shield case 2 and a pair of positioning posts 42 extending upward from the plate portion 44, and the positioning posts 42 are inserted and fixed into the positioning holes 35 provided in the base portion 38. Two positioning holes 35 are formed recessed inward from the bottom surface of the base portion 38, and are bilaterally symmetrical to each other. Referring to fig. 8, the positioning hole 35 is provided with a rib 37 on an inner surface thereof, and the positioning post 42 and the positioning hole 35 are in interference fit via the rib 37, so as to ensure the firmness of the butt joint of the two. The bottom cover 4 further includes a pair of retaining posts 41 located outside the corresponding positioning posts 42. The base portion 38 is provided with a catching groove 36, and the catching groove 36 is formed by recessing inward from both side surfaces of the base portion 38. The latching posts 41 are inserted into and fixed to the latching grooves 36, and the outside of the latching posts 41 is restricted by the side walls 24 of the shielding case 2. The inner side of the buckling column 41 is provided with a first buckling convex part 411, the inner side of the buckling groove 36 is provided with a second buckling convex part 361 matched with the first buckling convex part 411, and the two buckling

convex parts

411 and 361 are fixed with each other. The bottom cover 4 further includes an extension plate 45 extending forward from the plate portion 44, and a main positioning post 43 extending downward from a lower surface of the extension plate for positioning the product.

In summary, the above is merely a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereby. All the equivalent changes and modifications made in the claims and the specification of the present invention should be covered by the present invention.

Claims

1. An electric connector comprises an insulating body, a plurality of conductive terminals, a shielding shell and a grounding piece, wherein the insulating body comprises a base part and a tongue plate extending forwards from the base part, the shielding shell surrounds the tongue plate to form a butting cavity with a forward opening, and the conductive terminals are provided with contact parts exposed on the surface of the tongue plate; the grounding piece comprises an installation part fixed on the shielding shell and an abutting part which inclines forwards and extends to be positioned at the front end of the shielding shell.

2. The electrical connector of claim 1, wherein: the shielding shell is provided with two protruding pieces, the mounting part of the grounding piece is provided with an opening and a bridge part traversing the opening, and the protruding pieces penetrate through the corresponding openings and are riveted on the bridge part.

3. The electrical connector of claim 2, wherein: the bridge is recessed from the mounting portion such that the tab is received within the bridge.

4. The electrical connector of claim 3, wherein: the shielding shell comprises a top wall, a bottom wall and two side walls connected with the top wall and the bottom wall, the shielding shell comprises a welding pin extending out of the bottom wall, an installation part of the grounding piece is installed on the top wall, the two sides of the installation part respectively extend out of an extension part located on the outer side of the side walls, and the abutting part is bent reversely and inclined forwards.

5. The electrical connector of claim 4, wherein: the extension is perpendicular to the sidewall.

6. The electrical connector of claim 4, wherein: the tab is disposed on the top wall.

7. The electrical connector of claim 4, wherein: the base is provided with a convex rib extending along the front-back direction, and the bottom wall of the shielding shell is pressed against the convex rib.

8. The electrical connector of claim 1, wherein: the basal portion rear end both sides include the stopper of outside extension, shield the casing and include from both sides wall ranging back, carry on spacing butt arm from top to bottom, and follow the stopper is to the indent, carry on spacing breach around.

9. The electrical connector of claim 1, wherein: the electric connector comprises a bottom cover, wherein the bottom cover comprises a plate part positioned below the bottom wall of the shielding shell and a pair of positioning columns extending upwards from the plate part, and the positioning columns are inserted into and fixed in positioning holes formed in the base part.

10. The electrical connector of claim 9, wherein: the bottom cover comprises a pair of buckling and holding columns located on the outer sides of the corresponding positioning columns, the base part is provided with buckling and holding grooves, the buckling and holding columns are inserted into and fixed in the buckling and holding grooves, and the outer sides of the buckling and holding columns are limited by the side walls of the shielding shell.