CN215184608U

CN215184608U - Electrical connector

Info

Publication number: CN215184608U
Application number: CN202121039731.9U
Authority: CN
Inventors: 王勇; 徐红强; 许立军
Original assignee: Dongguan Leader Precision Industry Co Ltd
Current assignee: Dongguan Leader Precision Industry Co Ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-14
Anticipated expiration: 2031-05-14

Abstract

An electrical connector, comprising: the insulating body comprises a supporting part and a tongue plate extending from the supporting part, wherein the supporting part is used for supporting the circuit board; a plurality of conductive terminals including a butting portion exposed to the tongue plate; the metal shielding shell comprises a sleeve part, the sleeve part comprises a butt joint space, the tongue plate extends into the butt joint space, and the butt joint space comprises a plug interface positioned at the end part; the metal shielding shell comprises a first locking part and a first convex part which is positioned on the same side with the first locking part, the first locking part is used for being locked and fixed with the circuit board, and the first convex part is used for being at least partially inserted into the circuit board and is welded and fixed with the circuit board. With the arrangement, when the electric connector is installed on the circuit board, the inserting port can be prevented from inclining downwards, so that the installation is convenient.

Description

Electrical connector

Technical Field

The present invention relates to an electrical connector, and more particularly to an elevated electrical connector for mounting on a circuit board.

Background

The conventional electrical connector generally includes an insulative housing, a conductive terminal, and a metal housing, wherein the metal housing includes a first mounting leg and a second mounting leg located at lateral sides. The first mounting pin and the second mounting pin are used for being inserted into a mounting hole of a circuit board and are fixedly welded with the circuit board. The first mounting leg and the second mounting leg are generally identical in structure and are generally not configured to latch with the circuit board.

With the continuous improvement of the electrical connector design, when the electrical connector is designed as an elevated electrical connector (i.e. the height of the electrical connector is high, and the height between the socket of the electrical connector and the circuit board is large), the first mounting pin and the second mounting pin in the prior art are easy to cause the socket of the electrical connector to incline downwards when the electrical connector is mounted with the circuit board.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric connector convenient to installation.

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

the insulating body comprises a supporting part and a tongue plate extending from the supporting part, wherein the supporting part is used for supporting the circuit board;

a plurality of conductive terminals including a butting portion exposed to the tongue plate;

the metal shielding shell comprises a sleeve part, the sleeve part comprises a butt joint space, the tongue plate extends into the butt joint space, and the butt joint space comprises a plug interface positioned at the end part;

the metal shielding shell comprises a first locking part and a first convex part which is positioned on the same side with the first locking part, the first locking part is farther away from the inserting port than the first convex part, the first locking part is used for being locked and fixed with the circuit board, and the first convex part is used for being at least partially inserted into the circuit board and is welded and fixed with the circuit board.

As a further improved technical solution of the present invention, the first latch portion includes a first latch arm, a second latch arm and is located the first latch arm with fluting between the second latch arm, the first latch arm includes a first hook portion, the second latch arm includes a second hook portion, the first hook portion with the second hook portion is used for passing the circuit board and the hasp is in on the circuit board.

As a further improved technical solution of the present invention, the metal shielding shell includes a first sidewall and a second sidewall opposite to the first sidewall, and the first locking portion and the first protrusion extend downward from a bottom edge of the first sidewall; the second side wall comprises a second locking part and a second convex part, the second locking part is formed by downwards extending from the bottom edge of the second side wall, the second locking part is used for being locked and fixed with the circuit board, and the second convex part is used for being at least partially inserted into the circuit board and is welded and fixed with the circuit board.

As a further improved technical solution of the present invention, the first locking portion and the first protruding portion are disposed at intervals along a mating direction of the electrical connector; the second locking part and the second convex part are arranged at intervals along the butt joint direction, and the second locking part is farther away from the inserting port than the second convex part; the first locking part and the second locking part are symmetrically arranged on two sides of the metal shielding shell; the first convex part and the second convex part are symmetrically arranged on two sides of the metal shielding shell.

As the utility model discloses further modified technical scheme, electric connector includes that at least part shields shield shell on the supporting part, shield shell is including shielding main part on the preceding terminal surface of supporting part and certainly the both sides of main part are bent backward respectively and are formed first portion of bending and the second portion of bending, wherein first portion of bending with first side wall is fixed, the second portion of bending with the second side wall is fixed.

As the utility model discloses further modified technical scheme, first bending with first lateral wall is fixed through spot welding, the second bending with the second lateral wall is fixed through spot welding.

As a further improved technical solution of the present invention, the sleeve portion includes a top wall, the metal shielding shell includes a connecting wall connected to the top wall and located in a same plane with the top wall, the first side wall and the second side wall are respectively formed by bending downward both sides of the connecting wall, the metal shielding shell further includes a rear wall formed by bending downward a rear edge of the connecting wall, both sides of the rear wall are respectively fixed to the first side wall and the second side wall.

As a further improved technical solution of the present invention, the sleeve portion includes a top wall and a bottom wall, the metal shielding shell includes a first grounding elastic piece formed by bending the front end of the top wall upwards and backwards and a second grounding elastic piece formed by bending the front end of the bottom wall downwards and backwards.

As a further improved technical solution of the present invention, the first grounding spring piece and the second grounding spring piece each include a connecting portion connected to the sleeve portion, a deflecting portion that deflects outward from the connecting portion, and an inclined arm that extends backward from the deflecting portion, the deflecting portion is along the width direction of the electrical connector deflects outward, and the inclined arm is along the height direction of the electrical connector is inclined in a direction away from the sleeve portion.

As a further improved technical scheme of the utility model, first ground connection shell fragment is two and the symmetry sets up the both sides that the casing was shielded to the metal, second ground connection shell fragment is two and the symmetry sets up the both sides that the casing was shielded to the metal.

Compared with the prior art, the utility model discloses a set up with the fixed first hasp portion of circuit board hasp, will electric connector install in during the circuit board, can prevent the interface downward sloping to be convenient for install.

Drawings

Fig. 1 is a schematic perspective view of the electrical connector of the present invention after being mounted on a circuit board in one embodiment.

Fig. 2 is a partially exploded perspective view of fig. 1.

Fig. 3 is a right side view of the electrical connector of fig. 2.

Fig. 4 is a partially exploded perspective view of the electrical connector of fig. 2.

Fig. 5 is a partial exploded perspective view of fig. 4 at another angle.

Fig. 6 is a partially enlarged view of circled portion a in fig. 4.

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 6, an embodiment of the invention discloses an electrical connector 100 for mounting on a circuit board 200. In the illustrated embodiment of the present invention, the electrical connector 100 is a USB Type C receptacle electrical connector. Of course, those skilled in the art will appreciate that the electrical connector 100 may also be other types of board-end connectors, such as an HDMI socket connector, a USB Type a socket connector, a DisplayPort socket connector, etc.

Referring to fig. 1 and 2, the circuit board 200 includes a plurality of gold fingers 201, first mounting holes 202 located at two sides of the gold fingers 201, second mounting holes 203 located at two sides of the gold fingers 201 and located at rear ends of the first mounting holes 202, and positioning holes 204 located at rear ends of the second mounting holes 203. In one embodiment of the present invention, the first mounting hole 202 and the second mounting hole 203 located on the same side are aligned with each other along the mating direction (e.g., front-back direction) of the electrical connector 100.

The electrical connector 100 includes an insulative housing 1, a plurality of conductive terminals 2 fixed to the insulative housing 1, a shielding shell 3 at least partially covering the insulative housing 1, and a shielding shell 4 at least partially covering the insulative housing 1 and fixed to the shielding shell 3.

Referring to fig. 3 to 5, the insulation body 1 includes a supporting portion 11 and a tongue plate 12 extending from the supporting portion 11, and the supporting portion 11 includes a mounting portion 13 located at a bottom of the supporting portion 11. The supporting portion 11 is supported on the circuit board 200 by the mounting portion 13. The supporting portion 11 of the illustrated embodiment extends in a vertical direction, and the supporting portion 11 has a relatively large height, so that the electrical connector 100 is an elevated electrical connector. The tongue plate 12 extends forward in a horizontal direction in a cantilever manner to protrude out of the support portion 11. The tongue plate 12 is perpendicular to the support 11. The mounting portion 13 is provided with a positioning boss 131 for being inserted into the positioning hole 204.

The conductive terminal 2 may be fixed to the insulating body 1 by assembling or insert molding. The conductive terminal 2 includes a butting portion 21 exposed to the tongue plate 12 and a soldering leg 22 extending out of the mounting portion 13. The soldering pins 22 are used for soldering with the gold fingers 201 of the circuit board 200 to achieve electrical conduction. In the illustrated embodiment of the present invention, the abutting portion 21 is exposed to the upper surface and the lower surface of the tongue plate 12.

Referring to fig. 3 to 6, the metal shielding case 3 includes a sleeve portion 31, a connecting wall 32 connected to the sleeve portion 31, a first side wall 33 and a second side wall 34 bent downward from both sides of the connecting wall 32, and a rear wall 35 bent downward from a rear edge of the connecting wall 32.

The sleeve portion 31 includes an abutment space 310, the tongue plate 12 extends forward into the abutment space 310, and the abutment space 310 includes a socket 3101 at an end (e.g., a front end). The sleeve portion 31 includes a top wall 311 and a bottom wall 312. The connecting wall 32 is connected to the top wall 311 and is located in the same plane as the top wall 311. With this arrangement, the top surface of the electrical connector 100 is relatively flat.

In order to improve the grounding effect of the metal shielding shell 3, the metal shielding shell 3 further includes a first grounding elastic sheet 313 bent upward and rearward from the front end of the top wall 311 and a second grounding elastic sheet 314 bent downward and rearward from the front end of the bottom wall 312. Each of the first and second

grounding spring pieces

313 and 314 includes a connection portion 315 connected to the sleeve portion 31, a deflection portion 316 deflected outward from the connection portion 315, and an inclined arm 317 extending rearward from the deflection portion 316. The deflecting portion 316 deflects outward in the width direction of the electrical connector 100. The inclined arm 317 is inclined in a direction away from the sleeve portion 31 in the height direction of the electrical connector 100. The inclined arm 317 is configured to abut against a housing of the electronic device to improve a grounding effect. In the embodiment of the present invention, the first grounding elastic pieces 313 are two and symmetrically disposed on two sides of the metal shielding case 3, the second grounding elastic pieces 314 are two and symmetrically disposed on two sides of the metal shielding case 3, and this design is favorable for reducing the manufacturing cost. In the illustrated embodiment of the present invention, the first grounding spring piece 313 and the second grounding spring piece 314 are integrated with the sleeve portion 31, so that the grounding function is more stable.

Both sides of the rear wall 35 are fixed to the first side wall 33 and the second side wall 34, respectively, to improve the structural strength of the metal shielding case 3 and improve the shielding effect.

The first sidewall 33 includes a first locking portion 331 and a first protrusion 332 located on the same side as the first locking portion 331. The first locking portion 331 and the first protrusion 332 extend downward from the bottom edge of the first sidewall 33. The first locking portion 331 is configured to be locked and fixed with the second mounting hole 203 of the circuit board 200, and the first protrusion 332 is configured to be at least partially inserted into the first mounting hole 202 of the circuit board 200 and fixed with the circuit board 200 by soldering.

The first locking portion 331 and the first protrusion 332 are spaced apart along the mating direction of the electrical connector 100, and the first locking portion 331 is farther away from the mating interface 3101 than the first protrusion 332, so as to prevent the mating interface 3101 from being inclined downward. The first locking portion 331 includes a first locking arm 3311, a second locking arm 3312, and a slot 3313 between the first locking arm 3311 and the second locking arm 3312. The first latch arm 3311 includes a first hook 3311a, the second latch arm 3312 includes a second hook 3312a, and the first hook 3311a and the second hook 3312a are configured to pass through the circuit board 200 and latch on the circuit board 200.

Similarly, the second side wall 34 includes a second locking portion 341 and a second protrusion 342 located on the same side as the second locking portion 341. The second locking portion 341 and the second protrusion 342 extend downward from the bottom edge of the second side wall 34. The second locking portion 341 is configured to be locked and fixed with the second mounting hole 203 of the circuit board 200, and the second protrusion 342 is configured to be at least partially inserted into the first mounting hole 202 of the circuit board 200 and fixed with the circuit board 200 by soldering. The second locking portions 341 and the second protrusions 342 are spaced apart from each other along the mating direction of the electrical connector 100, and the second locking portions 341 are farther from the socket 3101 than the second protrusions 342, so as to prevent the socket 3101 from being inclined downward. The first locking portion 331 and the second locking portion 341 are symmetrically disposed on two sides (e.g., left and right sides) of the metal shielding case 3. The first protrusion 332 and the second protrusion 342 are symmetrically disposed on two sides (e.g., left and right sides) of the metal shielding case 3.

In the illustrated embodiment of the present invention, the first protrusion 332 and the second protrusion 342 are respectively provided with notches 330 and 340 at both sides, so as to facilitate filling solder and improve the soldering effect with the circuit board 200.

The shielding shell 4 includes a main body 41 shielded on the front end surface 110 of the supporting portion 11, a first bending portion 42 and a second bending portion 43 respectively bent backward from two sides of the main body 41, and an extending portion 44 horizontally extending forward from the top end of the main body 41, wherein the first bending portion 42 is fixed to the first sidewall 33, the second bending portion 43 is fixed to the second sidewall 34, and the extending portion 44 is supported on the bottom wall 312. In the illustrated embodiment of the present invention, the first bent portion 42 and the first side wall 33 are fixed by spot welding, and the second bent portion 43 and the second side wall 34 are fixed by spot welding.

Compared with the prior art, the utility model discloses a set up with first hasp portion 331 and/or second hasp portion 341 that circuit board 200 hasp is fixed, will electrical connector 100 install in during the circuit board 200, can prevent the interface 3101 downward sloping to be convenient for install. In addition, by providing the first grounding spring piece 313 and the second grounding spring piece 314, the grounding shielding effect of the electrical connector 100 is improved, thereby being beneficial to improving the data transmission quality of the electrical connector 100 to meet the requirement of higher-speed data transmission.

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

1. An electrical connector (100), comprising:

the insulating body (1), the insulating body (1) includes a supporting portion (11) and a tongue plate (12) extending from the supporting portion (11), the supporting portion (11) is used for supporting on a circuit board (200);

a plurality of conductive terminals (2), the conductive terminals (2) including mating portions (21) exposed to the tongue plate (12);

a metal shielding shell (3), wherein the metal shielding shell (3) comprises a sleeve part (31), the sleeve part (31) comprises a butt joint space (310), the tongue plate (12) extends into the butt joint space (310), and the butt joint space (310) comprises a plug interface (3101) at the end part;

the method is characterized in that: the metal shielding shell (3) comprises a first locking part (331) and a first convex part (332) which is located on the same side of the first locking part (331), the first locking part (331) is farther away from the inserting port (3101) than the first convex part (332), the first locking part (331) is used for being locked and fixed with the circuit board (200), and the first convex part (332) is used for being at least partially inserted into the circuit board (200) and fixed with the circuit board (200) in a welding mode.

2. The electrical connector (100) of claim 1, wherein: the first locking part (331) comprises a first locking arm (3311), a second locking arm (3312) and a slot (3313) between the first locking arm (3311) and the second locking arm (3312), the first locking arm (3311) comprises a first hook (3311a), the second locking arm (3312) comprises a second hook (3312a), and the first hook (3311a) and the second hook (3312a) are used for passing through the circuit board (200) and locking on the circuit board (200).

3. The electrical connector (100) of claim 2, wherein: the metal shielding shell (3) comprises a first side wall (33) and a second side wall (34) opposite to the first side wall (33), and the first locking part (331) and the first convex part (332) are formed by extending downwards from the bottom edge of the first side wall (33); the second side wall (34) comprises a second locking part (341) and a second convex part (342), the second locking part (341) is formed by extending downwards from the bottom edge of the second side wall (34), the second locking part is used for being locked and fixed with the circuit board (200), and the second convex part (342) is used for being at least partially inserted into the circuit board (200) and is welded and fixed with the circuit board (200).

4. The electrical connector (100) of claim 3, wherein: the first locking part (331) and the first protrusion (332) are arranged at intervals along the butting direction of the electric connector (100); the second locking part (341) and the second convex part (342) are arranged at intervals along the butting direction, and the second locking part (341) is farther away from the inserting port (3101) than the second convex part (342); the first locking part (331) and the second locking part (341) are symmetrically arranged at two sides of the metal shielding shell (3); the first convex part (332) and the second convex part (342) are symmetrically arranged on two sides of the metal shielding shell (3).

5. The electrical connector (100) of claim 3, wherein: electric connector (100) are including at least partial shielding shield shell (4) on supporting part (11), shield shell (4) are including shielding main part (41) on the preceding terminal surface (110) of supporting part (11) and certainly first bending part (42) and second bending part (43) that the both sides of main part (41) formed of bending backward respectively, wherein first bending part (42) with first lateral wall (33) are fixed mutually, second bending part (43) with second lateral wall (34) are fixed mutually.

6. The electrical connector (100) of claim 5, wherein: the first bent portion (42) and the first side wall (33) are fixed by spot welding, and the second bent portion (43) and the second side wall (34) are fixed by spot welding.

7. The electrical connector (100) of claim 3, wherein: the sleeve portion (31) comprises a top wall (311), the metal shielding shell (3) comprises a connecting wall (32) which is connected with the top wall (311) and located in the same plane with the top wall (311), the first side wall (33) and the second side wall (34) are respectively formed by bending downwards from two sides of the connecting wall (32), the metal shielding shell (3) further comprises a rear wall (35) formed by bending downwards from a rear edge of the connecting wall (32), and two sides of the rear wall (35) are respectively fixed with the first side wall (33) and the second side wall (34).

8. The electrical connector (100) of claim 1, wherein: the sleeve portion (31) comprises a top wall (311) and a bottom wall (312), and the metal shielding shell (3) comprises a first grounding elastic sheet (313) bent upwards and backwards from the front end of the top wall (311) and a second grounding elastic sheet (314) bent downwards and backwards from the front end of the bottom wall (312).

9. The electrical connector (100) of claim 8, wherein: the first grounding spring piece (313) and the second grounding spring piece (314) respectively comprise a connecting part (315) connected with the sleeve part (31), a deflection part (316) deflected outwards from the connecting part (315), and an inclined arm (317) extending backwards from the deflection part (316), wherein the deflection part (316) deflects outwards along the width direction of the electric connector (100), and the inclined arm (317) inclines towards the direction far away from the sleeve part (31) along the height direction of the electric connector (100).

10. The electrical connector (100) of claim 9, wherein: the two first grounding elastic sheets (313) are symmetrically arranged on two sides of the metal shielding shell (3), and the two second grounding elastic sheets (314) are symmetrically arranged on two sides of the metal shielding shell (3).