CN201029145Y - electrical connector - Google Patents

Abstract

An electrical connector, which includes an insulating body, a plurality of conductive terminals and a shielding shell assembled in the insulating body, the insulating body includes a base with front and rear end faces, the shielding shell has a plate body, the insulating body The two ends of the base of the body are provided with slots that run through the front and rear end faces of the base, and the two ends of the board body are provided with pins that are inserted into the slots and extend out of the rear end face of the base. The pins can be directly inserted and welded On the circuit board, it can simplify the structure and improve the holding force.

Description

electrical connector

【Technical field】

The utility model relates to an electric connector, in particular to an electric connector with simple structure and stable holding.

【Background technique】

The electrical connectors involved in the prior art related to the present utility model generally include a metal shell and an insulating base, and the metal shell and the insulating base are fixed by riveting elements, and the above-mentioned electrical connector is installed on When on the circuit board, the electrical connector is usually welded to the circuit board by means of the insert inserted on the circuit board, or the electrical connector is welded to the circuit by integrally extending the pin inserted on the circuit board on the shielding shell. plate. In the above-mentioned first structure, the arrangement of the riveting elements and inserts does not achieve the purpose of simplifying the structure. In the above-mentioned second structure, there is no mutual assembly and holding relationship between the prongs extending integrally on the metal shell and the insulating base. Only relying on the holding force provided by the welding between the pins and the circuit board, when the electrical connector is welded on the circuit board, if the butt electrical connector is inserted improperly, it is easy to cause the entire electrical connector to be bent, deformed or even damaged, so it is necessary to An improved electrical connector to overcome the above drawbacks.

【Content of utility model】

The purpose of the utility model is to provide an electrical connector with simple structure and stable holding.

In order to achieve the above object, the utility model adopts the following technical solutions: an electrical connector, which includes an insulating body, a plurality of conductive terminals and a shielding shell assembled in the insulating body, the insulating body includes a base with front and rear end faces, The shielding shell has a plate body, the two ends of the base of the insulating body are provided with slots passing through the front and rear end faces of the base, and the two ends of the plate body are inserted into the slots and extend out of the base. Pins on the rear face.

Compared with the prior art, the electrical connector of the utility model provides corresponding pins and slots on the shielding shell and the insulating body, so that the assembly of the electrical connector is more convenient, and achieves a simple structure and stable holding. Purpose.

【Description of drawings】

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

Fig. 2 is a three-dimensional exploded view of the electrical connector of the present invention.

Fig. 3 is a three-dimensional exploded view from another angle of the electrical connector of the present invention.

Fig. 4 is a perspective view of the conductive terminal of the electrical connector of the present invention.

Fig. 5 is a perspective view from another angle after the electric connector of the present invention is assembled.

【Detailed ways】

Please refer to FIG. 1 to FIG. 5 , the electrical connector of the present invention is an electrical connector with simple structure and stable holding, which includes a shielding case 1 , an insulating body 2 and a plurality of conductive terminals 3 .

Please refer to Fig. 2 and Fig. 3, the shielding case 1 includes a longitudinal plate body 11 and a hollow D-shaped sleeve portion 12 protruding forward from the plate body 11, the two ends of the plate body 11 are respectively There is an inwardly recessed notch 111, and on the inner edge of the notch 111, there is a pin 13 bent and extended backward along the direction perpendicular to the plate body 11, and the projection of the pin 13 on the plate body is located in the notch Inside, the pin 13 includes a clamping portion 131 extending backward from the inner edge and a welding end 132 extending backward from the clamping portion 131. The clamping portion 131 is provided with a number of outwardly extending protrusions. Thorn 1311.

Please refer to Fig. 2 to Fig. 3, the insulator body 2 includes a longitudinal base 21 with front and rear end faces and a butt joint 22 protruding from the front end face of the base 21 and matching with the sleeve part 12, the butt joint The portion 22 is provided with a plurality of accommodating grooves 23 for accommodating the conductive terminals 3, the accommodating grooves 23 run through the front surface of the docking portion 22 and the rear end surface of the base portion 21, and the accommodating grooves 23 are located on the front surface of the docking portion 22. It is circular and square on the rear end surface of the base 21. The accommodating grooves 23 are arranged in upper, middle and lower rows, wherein the upper row and the lower row are symmetrically arranged, and the middle row is arranged alternately with the upper and lower rows; The front end surface of the base 21 is provided with a boss 24 corresponding to the plate body 11 of the shielding shell 1, and the two ends of the base 21 are also provided with slots 25 passing through the front and rear end surfaces, and the pins 13 are inserted into In the slot 25, the clamping portion 131 of the pin 13 is stably held on the inner wall of the slot 25 by a plurality of thorns 1311 provided thereon, and the welding end 132 of the pin 13 exceeds the rear end surface of the base 21. In addition, for soldering on a circuit board (not shown), the rear end surface of the base portion 21 is provided with longitudinally arranged raised portions 26 near its two ends.

Please refer to FIG. 2 to FIG. 4, the conductive terminal 3 includes a contact portion 31 and a holding portion 33 inserted in the accommodating groove 23, and a transition portion 32 connecting the contact portion 31 and the holding portion 33 is self-holding. The welding part 34 extending backward from the part 33, the holding part 33 is correspondingly arranged in the accommodating groove 23 of the base part 21, the holding part 33 is a frame surrounded by three boards, which includes a base plate 331 and The side plates 332 formed by bending the two ends of the base plate 331 and perpendicular to the base plate are provided with a number of protrusions 3321 on the edge of the side plates 332 for holding with the inner wall of the accommodating groove 23, and the two side plates 332 are relatively bent. After being folded, continue to extend to form the docking portion 31. The end 311 of the docking portion 31 is bent outward at a certain angle to form a pair of interfaces 312 for accommodating the docking conductive terminals (not shown) to achieve electrical contact. The contact portion 31 Placed in the accommodating groove 23 of the docking portion 22 of the insulating body 2, the welding portion 34 is inserted together with the pin 13 and welded on the circuit board.

The electrical connector of the utility model provides pins corresponding to the slots of the insulating body and weldable to the circuit board at both ends of the shielding shell, so that the shielding shell and the insulating body are stably fixed, and the installation of the electrical connector is simplified. The structure makes the assembly of the entire electrical connector easier.

Claims (10)

1. An electrical connector, comprising an insulating body, a plurality of conductive terminals and a shielding shell assembled in the insulating body, the insulating body includes a base with front and rear end faces, the shielding shell has a plate body, its The feature is that: the two ends of the base of the insulating body are provided with slots passing through the front and rear end surfaces of the base, and the two ends of the board body are provided with pins inserted in the slots and extending out of the rear end surface of the base. 2. The electrical connector according to claim 1, wherein the pin includes a holding portion inserted into the slot and a welding portion extending from the holding portion beyond the rear end surface of the base. end. 3. The electrical connector according to claim 1, characterized in that: the two ends of the body of the shielding shell are respectively provided with inwardly recessed notches, and the pins are bent from the inner edge of the notch and extend backward. , the projection of the pin on the board body is located in the notch. 4. The electrical connector according to claim 2, wherein a plurality of thorns are provided on the holding portion of the pin, the welding end extends along the front and rear directions, and the front end of the base is provided with a The boss corresponding to the board body. 5. The electrical connector according to any one of claims 1-4, characterized in that: the rear end surface of the base of the insulating body is provided with a vertically arranged raised portion near the two ends. 6. The electrical connector according to any one of claims 1-4, wherein the insulating body further includes a butt joint protruding from the front end of the base, and the body of the shielding shell is forward The protrusion has a socket corresponding to it. 7. The electrical connector according to claim 6, wherein a plurality of accommodating grooves for accommodating the conductive terminals are provided in the butt joint of the insulating body, and the accommodating grooves are divided into upper, middle and lower rows The upper row and the lower row are set symmetrically, and the middle row and the upper and lower rows are set alternately. 8. The electrical connector according to claim 7, wherein the accommodating groove runs through the front surface of the docking portion and the rear end surface of the base, the accommodating groove is circular on the front surface of the butting portion, and is located on the rear end surface of the base. rectangle on top. 9. The electrical connector according to claim 1-4, wherein the conductive terminal includes a holding portion and a contact portion held in the base portion, the holding portion has a substrate and is bent by two ends of the substrate A side plate of the base plate is formed and perpendicular, and a plurality of thorns are arranged on the side plate. 10. The electrical connector according to claim 9, characterized in that: the two side plates of the holding part continue to extend after being bent to form a contact part, and the ends of the contact part are bent outward at a certain angle to form a pair of interfaces .

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