CN200941494Y - Electrical connectors and their components - Google Patents

Abstract

The utility model discloses an electric connector and components. The electric connector which is arranged on the circuit board of electronic equipment and used to hold an electronic component comprises an insulated body, a shadowing shell and a plurality of conductive terminals held within the insulated body, and wherein the insulated body is provided with a holding space communicated with two literal walls each one of which is provided with a pair of elastic arms extending as a whole and the elastic arms extends into the holding space to press mutually with the electronic component. The structure of the shadowing shell is simple in structure and easy in manufacture and assembling by set up this way.

Description

Electrical connectors and their components

【Technical field】

The utility model relates to an electrical connector and its components, in particular to an electrical connector capable of reliably accommodating electronic components such as camera modules.

【Background technique】

With the development of wireless communication technology and the rapid development of high technology, the functions of portable electronic devices such as mobile phones and PDAs tend to be rich and diversified to meet people's needs, such as adding camera functions to mobile phones and PDAs, that is to say, in mobile phones , The PDA is equipped with a camera. Generally speaking, to configure a camera on a mobile phone, an electrical connector needs to be installed on the corresponding circuit board of the mobile phone, and then the camera module is implanted into the electrical connector, and the conductive path between the camera module and the circuit board passes through the electrical connector. In order to realize the stable holding of the camera module and the electrical connector, usually the electrical connector is provided with a buckle structure that matches the camera module.

For the prior art related to the utility model, please refer to the Chinese Utility Model Patent No. CN2665983Y announced on December 22, 2004, which discloses an electrical connector and its components. The electrical connector includes an insulating body, several The conductive terminal and the shielding case accommodated in the insulating body, wherein the insulating body is provided with a receiving space, and the conductive terminal is provided with a contact portion located in the receiving space, and the shielding case includes two opposite side walls, each side The wall includes an elastic arm extending into the receiving space and buckled with the camera module. In this type of cooperation, the elastic arm is formed by stamping from the side wall of the shielding shell, so that the structure of the shielding shell is complex and difficult to manufacture, which is not conducive to saving costs; in addition, the shielding shell with this structure is It is difficult to ensure the installation accuracy of the elastic arm during installation, which is not conducive to the precise positioning of the camera module.

【Content of utility model】

The purpose of the utility model is to provide an electrical connector and its components which have a locking structure and are easy to assemble.

The purpose of this utility model is achieved through the following technical solutions: an electrical connector, which includes: an insulating body, a number of conductive terminals held in the insulating body and a shielding shell that matches the insulating body, wherein the insulating body is provided with The opposite side walls and the storage space between the two side walls, the conductive terminal is provided with a contact part in the storage space, each side wall is integrally provided with an elastic arm extending into the storage space, the elastic The ends of the arms are provided with protrusions.

An electrical connector assembly, which includes: an electrical connector and electronic components accommodated in the electrical connector, the electrical connector includes an insulating body, a plurality of conductive terminals held in the insulating body and a The shielding shell, wherein the insulating body is provided with opposite side walls and a storage space between the two side walls, the conductive terminal is provided with a contact portion in the storage space, and the electronic components are stored in the storage space, Each side wall is integrally provided with an elastic arm extending into the accommodating space, and the end of the elastic arm is provided with a protruding part matched with the electronic component.

Compared with the prior art, the elastic arm of the electric connector of the present invention is integrally formed by the insulating body, so that the structure of the shielding shell is simple, and it is convenient for manufacture, assembly and positioning.

【Description of drawings】

Fig. 1 is a three-dimensional assembled view of the utility model.

Fig. 2 is an exploded schematic view of the utility model.

Fig. 3 is an exploded schematic diagram of another angle of the utility model.

Fig. 4 is a sectional view along the direction A-A in Fig. 1 .

Fig. 5 is an enlarged view of the dotted line part in Fig. 2 .

【Detailed ways】

Please refer to Figures 1 to 3, the utility model discloses an electrical connector 100, which is welded on a circuit board (not shown) to accommodate electronic components (in this embodiment, the electronic components are Camera module 5). The electrical connector 100 includes an insulating body 1 , a plurality of conductive terminals 2 mounted on the insulating body 1 , and a shielding shell 4 covering the insulating body 1 .

The insulating body 1 is roughly a cube structure, which includes a first side 11, a second side 12 and two side walls 13 connecting the first and second sides 11, 12, wherein the first, second side 11, 12 are respectively located at the top and bottom and parallel to each other, and the two side walls 13 are opposite and perpendicular to the first and second sides 11 and 12 . The first and second sides 11 , 12 and the two side walls 13 jointly define a storage space 10 for accommodating the camera module 5 . The insulating body 1 further includes a rear wall 15 located at the rear end of the storage space 10 . The middle part of the top end of the first side 11 is provided with a first protrusion 111, and the front end of the first side 11 is provided with a pair of first grooves 112 communicating with the receiving space 10; the middle part of the second side 12 is provided with There is a mounting groove 121 communicating with the receiving space 10 and a second groove 122 located on both sides of the mounting groove 121. The second side 12 also includes a pair of positioning posts 123 extending downward and a plurality of through slots 124. The positioning column 123 is used to install the electrical connector 100 on the circuit board; the two side walls 13 have a symmetrical structure, wherein the upper and lower ends of the inner surface of each side wall 13 are respectively provided with accommodating grooves 132 , the elastic arm 131 corresponding to the receiving groove 132 and the buckling portion 133 connected with the elastic arm 131 and protruding from the side wall 13 , the elastic arm 131 can move in the receiving groove 132 . As shown in FIG. 5 , the elastic arm 131 is provided with a flat clamping portion 1311 and a protruding portion 1312 located on the side of the clamping portion 1311 and extending into the receiving space 10 , the protruding portion 1312 is provided at the end of the elastic arm 131 , the clamping portion 1311 is lower than the protruding portion 1312, and the side of the protruding portion 1312 close to the clamping portion 1311 is provided with a mating surface 1313 perpendicular to the clamping portion 1311, and the protruding portion 1312 extends into the bottom of the receiving space The end is used to press against the camera module 5 , and the mating surface 1313 is used to support the insertion of the camera module 5 . The rear wall 15 communicates with the receiving space 10 , and defines a plurality of receiving grooves 151 communicating with the slots 124 .

The conductive terminal 2 includes a main body 21 , a contact portion 22 bent from one end of the main body 21 , and a welding portion 23 extending from the other end of the main body 21 . The main body 21 is provided with a number of barbs 211 for fixing the main body 21 in the receiving groove 151; connect.

The shielding shell 4 is roughly a "ㄇ"-shaped structure, which is provided with a top surface 41, two side surfaces 42 bent vertically from both ends of the top surface 41, and a receiving cavity 43 surrounded by the three. The top surface 41 is set There is a first notch 411 matched with the first protrusion 111, a pair of first holding pieces 412 extending into the receiving cavity 43 are provided on the front edge of the top surface 41, the first holding piece 412 and the first holding piece 412 A groove 112 is matched; the two sides 42 are provided with protruding pieces 421 extending toward each other, through matching holes 424 and holding feet 422 extending downwards, and the protruding pieces 421 are provided with the second groove 122 to match The second holding piece 423 , the holding feet 422 are used to match the circuit board, and the matching holes 424 are used to match the buckling portion 133 .

The camera module 5 includes a camera module 51 and a sub-circuit board 52 electrically connected to the camera module 51 . The camera module 51 is provided with a base portion 511 and a columnar portion 512 protruding from the base portion 511. The base portion 511 includes a front surface 513, a rear surface 514 and matching grooves 515 located at four corners of the base portion 511. The base portion The part 511 also includes protrusions 518 formed on both sides (as shown in FIG. 2 ), the matching grooves 515 are located at both ends of the adjacent protrusions 518, and the base part 511 also includes a lock that communicates with the matching grooves 515 part 516 and the protruding strip 517 matching with the mounting groove 121, the protruding part 518 is provided with an outer surface 5181 matching with the clamping part 1311 and two end surfaces 5182 in contact with the mating surface 1313, the end surfaces 5182 and corresponding The matching groove 515 is connected. The sub-circuit board 52 includes a notch 521 matching with the locking portion 516 and a plurality of conductive sheets 522 , and the conductive sheets 522 are respectively electrically connected to the contact portions 22 of the conductive terminals 2 . When the sub-circuit board 52 is mounted on the camera module 51 , the sub-circuit board 52 is flush with the rear surface 514 of the camera module 51 .

Please refer to Figures 1 to 4, when assembling, first insert the conductive terminal 2 into the insulating body 1 from the second side 12 of the insulating body 1 from bottom to top, wherein the main body 21 is fixed in the receiving groove 151, the contact part 22 extends from the receiving groove 151 into the receiving space 10, and the welding part 23 extends downward from the slot 124 out of the second side 12; secondly, the shielding shell 4 is sleeved on the insulating body 1, the insulating body 1 is accommodated in the accommodation cavity 43, wherein the first and second holding pieces 412, 423 are respectively fixed in the first and second grooves 112, 122, and the buckling part 133 is locked Hold in the matching hole 424.

When in use, the assembled camera module 5 is inserted into the receiving space 10 of the electrical connector 100 . When inserting, the locking part 516 of the camera module 5 first contacts and presses the elastic arm 131, and at this time, the elastic arm 131 deforms in the receiving groove 132 respectively due to being squeezed, so that the camera module 5 is accommodated in the Inside the containment space 10. After insertion, the protruding strip 517 is completely accommodated in the installation groove 121. At this time, the elastic arm 131 releases the elastic force and is located in the matching groove 515. The end surface 5182 is in contact with the matching surface 1313. At the same time, the outer surface 5181 is in contact with the holding portion 1311 Cooperate, the protruding portion 1312 is pressed against the camera module 51 (as shown in FIG. 4 ); the camera module 5 is stably held in the height direction of the electrical connector 100 through the pressure of the end surface 5182 and the mating surface 1313; In addition, the free end of the protruding portion 1312 presses against the locking portion 516 of the camera module 5 , thereby preventing the camera module 5 from sliding out of the receiving space 10 . The contact portion 22 of the conductive terminal 2 is electrically connected to the conductive sheet 522 of the sub-circuit board 52 .

It is true that the electronic components of the electrical connector 100 of the present invention are not limited to the camera module 5 , but can also be various types of plug-in modules or card components that are matched with the electrical connector.

Compared with the prior art, the elastic arm 131 is arranged on the insulating body 1, so that the structure of the shielding shell 4 is simple, which is convenient for manufacture and assembly; at the same time, the elastic arm 131 is integrally formed with the insulating body 1, which is easy to ensure the elasticity The lengths of the arms 131 extending into the receiving space 10 are the same, that is, when the camera module 5 is inserted, the elastic arms 131 have the same amount of deformation, thereby improving the installation accuracy of the camera module 5 .

Claims (10)

1. An electrical connector, comprising: an insulating body, a plurality of conductive terminals held in the insulating body and a shielding shell matched with the insulating body, wherein the insulating body is provided with opposite side walls and is located on the side walls The receiving space between them, the conductive terminal is provided with a contact portion located in the receiving space, characterized in that: each side wall is integrally provided with an elastic arm extending into the receiving space, and the end of the elastic arm is provided with a protruding portion . 2. The electrical connector as claimed in claim 1, wherein the protruding portion is located at the bottom of the receiving space, and the elastic arm extends from the front end of the side wall to the bottom of the receiving space. 3. The electrical connector as claimed in claim 1, wherein each side wall is provided with a pair of elastic arms, and the elastic arms are located at two ends of the inner surface of the side wall. 4. The electrical connector according to claim 1, wherein the side wall is provided with a receiving groove corresponding to the elastic arm, and the elastic arm can move in the receiving groove. 5. The electrical connector according to claim 1, wherein the insulating body includes a first side and a second side connecting the two side walls, and the receiving space is defined by the first and second sides And surrounded by two side walls. 6. The electrical connector according to claim 1, wherein the insulating body is provided with a rear wall located at the rear end of the receiving space, and the rear wall is provided with a plurality of receiving grooves for accommodating conductive terminals, and the conductive terminals are The contact portion extends from the receiving groove into the receiving space. 7. An electrical connector assembly, which includes: an electrical connector and electronic components housed in the electrical connector, the electrical connector includes an insulating body, a plurality of conductive terminals held in the insulating body and connected to the insulating body A matching shielding shell, wherein the insulating body is provided with opposite side walls and a storage space between the two side walls, the conductive terminal is provided with a contact portion in the storage space, and the electronic component is stored in the storage space Inside, it is characterized in that: each side wall is integrally provided with an elastic arm extending into the receiving space, and the end of the elastic arm is provided with a protruding part matched with the electronic component. 8. The electrical connector assembly according to claim 7, wherein the electronic component is a camera module, the camera module includes a camera module and a sub-circuit board electrically connected to the camera module, the The camera module is provided with a matching groove for accommodating the elastic arm and a locking portion communicated with the matching groove, and the free end of the elastic arm is pressed against the locking portion. 9. The electrical connector assembly according to claim 8, wherein the camera module further comprises a protrusion on one side, the matching grooves are located at both ends of the protrusion, and the protrusion has an outer surface , the elastic arm is provided with a plate-shaped clamping portion, the clamping portion is located beside the protruding portion and lower than the protruding portion, and the clamping portion matches the outer surface of the protruding portion. 10. The electrical connector assembly according to claim 9, wherein the protruding portion is provided with a mating surface close to and perpendicular to the locking portion, and the camera module is provided with two end surfaces in contact with the mating surface , the end surface communicates with the corresponding fitting groove.

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