CN2791968Y - Electric connector - Google Patents

Abstract

The utility model relates to an electric connector installed on a circuit board and used for accommodating an electronic component. The electric connector comprises an insulating body, a conductive terminal installed on the insulating body, and a shielding casing coated on the insulating body and connected with a circuit board, wherein the shielding casing is provided with a plurality of side walls which are perpendicularly connected with the circuit board, a bottom wall connected with the side walls, and an accommodating space which is formed by surrounding the side walls and the bottom wall and is used for accommodating an electronic component. The conductive terminal comprises a holding part connected with the circuit board, and a butt joint part positioned in the accommodating space and contacted with the electronic component. The bottom wall is a complete plane. In the arrangement, the electric connector has well screened performance.

Description

electrical connector

【Technical field】

The utility model relates to an electric connector, in particular to an electric connector for accommodating electronic components.

【Background technique】

For the prior art related to the present utility model, please refer to U.S. Patent Publication No. 2003/0218873. The electrical connector disclosed in this patent is installed in electronic equipment such as mobile phones and PDAs and is connected to a printed circuit board, including an insulating body, fixed on an insulating The conductive terminal on the main body and the shielding case covering the periphery of the insulating body, the shielding case can accommodate electronic components, such as a camera module used in a mobile phone. The shielding housing is provided with a plurality of side walls, a bottom wall connected to the side walls, and a receiving space enclosed by the side walls and the bottom wall. The holding part of the insulating body that is in contact with the printed circuit board extends out. The insulating body is horizontally installed on the bottom wall of the shielding case. In order to make the conductive terminal holding part and the printed circuit board electrically connected, the holding part must extend out of the shielding The bottom wall of the housing needs to be provided with an opening through which the holding part can pass. Therefore, the bottom wall cannot be set as a complete plane. Therefore, the shielding housing cannot form a well-enclosed shielding space and cannot Electronic components are effectively shielded.

【Content of utility model】

The purpose of the utility model is to provide an electrical connector with good shielding effect for accommodating electronic components.

The purpose of this utility model is achieved through the following technical solutions: an electrical connector installed on a circuit board to accommodate electronic components, including an insulating body, a conductive terminal mounted on the insulating body and a covering insulating body and The shielding shell connected to the circuit board; the shielding shell is provided with a number of side walls perpendicular to the circuit board and connected together, a bottom wall connected with the side walls, and a space enclosed by the side walls and the bottom wall to accommodate electronic components. The accommodating space; the conductive terminal includes a holding part connected with the circuit board and a docking part located in the accommodating space for contacting with the electronic components, and the bottom wall is a complete plane.

Compared with the prior art, the bottom wall of the shielding shell of the electric connector of the utility model is a complete plane, and a closed and more complete shielding space is formed between the side wall and the bottom wall of the shielding shell, so that it can be accommodated in the shielding shell The electronic components in the body are effectively shielded to ensure the reliability of signal transmission.

【Description of drawings】

Fig. 1 is a schematic diagram of the electrical connector of the present invention cooperating with electronic components and circuit boards.

FIG. 2 is a schematic diagram of another angle of FIG. 1 .

FIG. 3 is a partially assembled view of FIG. 1 .

Fig. 4 is a schematic diagram of the electrical connector of the present invention cooperating with electronic components.

FIG. 5 is an exploded schematic diagram of another angle of FIG. 4 .

FIG. 6 is a schematic view of the electrical connector of the present invention installed on a circuit board.

FIG. 7 is an exploded schematic diagram of the electrical connector of the present invention before it is mounted on a circuit board.

Fig. 8 is a partial assembly diagram of the electrical connector of the present invention.

FIG. 9 is a schematic diagram of another angle of FIG. 8 .

Fig. 10 is a three-dimensional exploded view of the electrical connector of the present invention.

【Detailed ways】

Please refer to Fig. 1 to Fig. 5, Fig. 9, and Fig. 10, the electrical connector 100 of the present invention is mounted on a printed circuit board 101 with an opening 103 for electrically connecting an electronic component 102, and the electronic component 102 can It is a camera module. The electrical connector 100 includes an insulating body 1 , a plurality of conductive terminals 2 held on the insulating body 1 , a shielding case 3 covering the insulating body 1 , a shielding block 4 and an insulating sheet 5 installed in the shielding case 3 . In this embodiment, the conductive terminal 2 is integrally formed with the insulating body 1 .

Please refer to FIG. 10 , the insulating body 1 is roughly L-shaped, including a vertical portion 11 in the longitudinal direction and a horizontal portion 12 extending outward from the top of the vertical portion 11, wherein the vertical portion 11 is A positioning hole 111 fixed to the shielding shell 3 and a fastening hole 112 for fixing the shielding block 4 are provided.

The conductive terminal 2 includes a main body portion 21 fixed on the vertical portion 11, a docking portion 22 bent and extended from one end of the main body portion 21 for contacting with the electronic component 102, and extending outward from the other end of the main body portion 21. The extended holding portion 23 is used for holding the printed circuit board 101 .

The shielding housing 3 is roughly a box-shaped structure with an upper opening, including a side wall 31 , a bottom wall 32 connected to the side wall 31 , and a box for accommodating electronic components 102 enclosed by the side wall 31 and the bottom wall 32 . The accommodating space 33, wherein the side wall 31 is perpendicular to the printed circuit board 101, including a front wall 310, a rear wall 311, a left wall 312 and a right wall 313, the front wall 310 is provided with a guide for guiding the electronic components 102 Installed in the longitudinal channel 314 in the shielding case 3, and the top of the rear wall 311 is provided with a roughly U-shaped notch 315, when the electronic component 102 is installed incorrectly, the edge of the notch 315 can abut against the protrusion of the electronic component 102 Block 107, thereby effectively preventing the electronic component 102 from being inserted into the shielding case 3 and having a fool-proof effect. Both the front wall 310 and the rear wall 311 are provided with an elastic sheet 316 extending inward to hold the electronic component 102; 1. The locking part 317 that is locked by the positioning holes 111 and the connecting part 318 on the side edge that can overlap the front wall 310 and the rear wall 311 to enhance the shielding effect. The side wall 31 is also provided with an outwardly extending The ground portion 319 is used to cooperate with the printed circuit board 101 .

The shielding block 4 is roughly L-shaped, and includes a supporting portion 41 that extends inwardly and can resist the electronic component 102 and a soldering portion 42 located on the outside for connecting with the printed circuit board 101 . 4 is also provided with a protruding thorn 43 extending outwards for buckling with the buckling hole 112 of the insulating body 1 .

The insulating sheet 5 is installed between the shielding case 3 and the abutting portion 22 of the conductive terminal 2 to prevent short circuit between the conductive terminal 2 and the shielding case 3 .

When assembling, firstly, the insulating sheet 5 is installed on the bottom wall 32 of the shielding case 3, the conductive terminal 2 is installed on the insulating body 1, and the positioning hole 111 of the insulating body 1 is buckled with the buckling part 317 of the shielding case 3 Installed on the side wall 31 of the shielding case 3, the holding portion 23 of the conductive terminal 2 extends out of the shielding case 3, and the abutting portion 22 of the conductive terminal 2 extends into the accommodation space 33 of the shielding case 3; then, the shielding block 4 The protruding thorns 43 are buckled with the fastening holes 112 of the insulating body 1 and installed on the insulating body 1, and the abutting portion 41 of the shielding block 4 is located in the receiving space 33; finally, the shielding shell 3 is passed through the opening of the printed circuit board 101 The opening 103 is installed in the opening 103. At this time, the housing space 33 of the shielding housing 3 is divided into two parts located on the plane and below the plane by the plane where the printed circuit board 101 is located, so that the electrical connector 100 and the printed circuit board After the boards 101 are installed together, the internal space occupied by the electronic equipment (not shown) can be reduced; the conductive terminal 2 holding part 23 extending out of the shielding case 3, the welding part 42 of the shielding block 4 and the grounding of the shielding case 3 The portions 319 are respectively soldered to the first contact 104 , the second contact 105 and the third contact 106 on the printed circuit board 101 .

When in use, align the bump 107 of the electronic component 102 with the groove 314 of the shielding case 3 and insert the electronic component 102 into the accommodation space 33, the abutting portion 41 of the shielding block 4 and the elastic piece 316 of the shielding case 3 resist the electronic component 102 to securely store it in the receiving space 33 , the electronic component 102 abuts against the mating portion 22 of the conductive terminal 2 to form an electrical connection.

Certainly, the shielding housing 3 of the electrical connector 100 of the present invention can also be directly mounted on a printed circuit board without openings.

Claims (9)

1. electric connector, be installed on the circuit board, in order to accommodate electronic component, comprise insulating body, the shielding casing that is installed on conducting terminal on the insulating body and coated insulation body and links to each other with circuit board, shielding casing is provided with the sidewall that some and circuit board are perpendicular and be connected together, the diapire that links to each other with sidewall and by sidewall and diapire surround jointly in order to accommodate the receiving space of electronic component, described conducting terminal comprise the holding parts that links to each other with circuit board and be positioned at receiving space in order to the contacted docking section of electronic component, it is characterized in that: diapire is a complete plane.

2. electric connector as claimed in claim 1 is characterized in that: described insulating body is provided with location hole, and sidewall is provided with the holding part that interlocks and hold with location hole.

3. electric connector as claimed in claim 1 is characterized in that: described electric connector also comprises the shielding block that is installed on the insulating body.

4. electric connector as claimed in claim 1 is characterized in that: between described shielding casing and the conducting terminal insulating trip is installed.

5. electric connector as claimed in claim 1 is characterized in that: described sidewall top is provided with breach.

6. as any one described electric connector in the claim 1 to 5, it is characterized in that: described receiving space is two parts by the plane cutting at circuit board place.

7. electric connector as claimed in claim 6 is characterized in that: described insulating body is provided with button and holds the hole, and shielding block is provided with detaining and holds the protruding thorn that matches in the hole.

8. electric connector as claimed in claim 6 is characterized in that: described sidewall is provided with the conduit in order to the guiding electronic component.

9. electric connector as claimed in claim 6 is characterized in that: described sidewall is provided with the shell fragment that supports electronic component.

Images