CN200994005Y - Connector - Google Patents

Abstract

A connector includes an insulating base, a plurality of first, second and third terminals, and an insulating housing. The insulating base body is provided with a plurality of first, second and third terminal grooves, the first terminals are respectively provided with a first pin arm, the second terminals are respectively provided with a second pin arm, and the third terminals are respectively provided with a third pin arm. The first, second and third terminals are respectively arranged in the insulating shell, and the insulating base and the insulating shell are mutually assembled, so that the first pin arms respectively extend into the first terminal grooves, the second pin arms respectively extend into the second terminal grooves, and the third pin arms respectively extend into the third terminal grooves; therefore, the first, second and third pin arms can present the combination of upper, middle and lower staggered arrangement, thereby achieving the purpose of facilitating the subsequent wire welding operation between the cable and the wire, and improving the production efficiency and the product quality.

Description

Connector

technical field

The utility model relates to a connector, in particular to a connector used for plugging with a corresponding connector, and the connector is also provided for welding with cables.

Background technique

With the vigorous development of science and technology, electronic information products continue to introduce new ones, and the connectors used in multimedia digital transmission interfaces are in line with the wide application requirements of electronic information products such as liquid crystal displays; In terms of quality, and the connection requirements with the corresponding interface equipment, it is gradually more stringent.

As far as the commonly used cable-type connector is concerned, it is generally composed of an insulating shell, a plurality of terminals, an insulating seat and a metal shell. Among them, each terminal is roughly in the shape of a line, and its front ends are respectively assembled in the insulating housing, and then the insulating base and the insulating housing are assembled with each other, and the pin arm (or welding arm) at the rear end of each terminal ) are equidistantly placed side by side and adjacently in the terminal groove of the insulating base body. However, when such side-by-side adjacent pin arms are too concentrated, the difficulty of the subsequent wire bonding operation will increase, and the welding position of the wire bonding operation will easily be misconnected, which is not conducive to improving production efficiency and product quality. defects exist. Therefore, with the development of technology, how to make connectors improve production efficiency, product quality, and prevent misconnection are the directions pursued by connector manufacturers.

Therefore, the designer of this utility model feels that the above-mentioned defects can be improved, and based on the spirit of excellence, he proposes a technical solution of the utility model that is reasonably designed and effectively improves the above-mentioned defects.

Utility model content

The purpose of this utility model is to provide a connector, which can provide a corresponding connector for plug-in use. The connector is convenient for subsequent welding operations with cables, so as to avoid excessive concentration between terminals and cause Misconnection of welding positions occurs, and at the same time, the purpose of improving production efficiency and product quality can be achieved.

In order to achieve the above object, the utility model provides a connector, which includes: an insulating base, which has a base, a protrusion extending from the edge surface of the base, and a protrusion extending from the end of the protrusion. The extension part extending from the edge surface, the base part is provided with a plurality of first, second and third terminal grooves, and the upper and lower surfaces of the protruding part are opposite to each other with the first and second terminal grooves, the A surface of the extension part has the third terminal grooves; a plurality of first terminals each have a first base, a first contact arm extending from one end of the first base, and a first contact arm formed at the other end of the base. A pin arm, each of the first pin arms protrudes into the corresponding first terminal groove, and the surface is exposed on the upper surface of the protrusion; a plurality of second terminals each have a second base, a a second contact arm extending from one end of the second base, and a second pin arm formed at the other end of the second base, each of the second pin arms extends into a corresponding second terminal groove, And the surface is exposed on the lower surface of the protrusion; a plurality of third terminals each have a third base, a third contact arm extending from one end of the third base, and a first contact arm formed at the other end of the third base. three pin arms, each of the third pin arms protrudes into the corresponding third terminal groove, and the surface is exposed on a surface of the extension part; and an insulating shell is assembled with the insulating seat body, One end edge of the insulating housing is provided with a plurality of accommodating grooves, and the other end edge is inwardly recessed to form an insertion space, and communicates with the accommodating grooves, and the first, second and third bases are respectively The first, second and third contact arms are corresponding to the insertion space.

The utility model has the beneficial effects: with the help of each first, second and third pin arm, the protruding part and the extending part respectively on the insulating seat body can present a state of upper, middle and lower mutual staggered arrangement, thus To facilitate the follow-up wire welding operation with the cable, to avoid the misconnection of the welding position due to excessive concentration, and at the same time to achieve the purpose of improving production efficiency and product quality.

In order to further understand the features and technical content of the present utility model, please refer to the following detailed description and accompanying drawings of the present utility model. However, the accompanying drawings are only for reference and illustration, and are not intended to limit the present utility model.

Description of drawings

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

Fig. 2 is a sectional view of the combination of the first terminal of the present invention with the insulating case and the insulating seat.

Fig. 3 is a cross-sectional view of the combination of the second terminal of the present invention with the insulating shell and the insulating seat.

Fig. 4 is a cross-sectional view of the combination of the third terminal of the present invention with the insulating case and the insulating seat.

Explanation of reference signs of main components

Insulation seat body 10

Base part 11 Projection part 12

Extension part 13 first terminal slot 14

Second terminal slot 15 Third terminal slot 16

Buckle part 17

First terminal 20

First base 21 First convex rib 211

First contact arm 22 First contact end 221

First pin arm 23

Second terminal 30

Second base 31 Second raised rib 311

Second contact arm 32 Second contact end 321

Second pin arm 33

The third terminal 40

Third base 41 Third convex rib 411

The third contact arm 42 the third contact end 421

Third pin arm 43

Insulation shell 50

Main body 51 Accommodating slot 511

Combination hole 512 bump 513

Protrusion 52 Insertion space 521

Metal case 60

Positioning part 61 Fixing hole 62

Detailed ways

Please refer to Fig. 1, the utility model provides a connector to provide a corresponding connector (not shown) plug-in use, the connector includes an insulating base 10, a plurality of first, second and third Terminals 20, 30, 40, and an insulating housing 50.

The insulating seat body 10 is made of insulating material such as plastic, and has a base portion 11, a protruding portion 12, an extension portion 13, and a plurality of first terminal grooves 14, second terminal grooves 15 and The third terminal slot 16 . The protruding part 12 is formed by extending a distance from the rear edge of the base part 11 , and the extension part 13 is formed by extending a distance from the rear end of the protruding part 12 . Wherein, four locking portions 17 are formed extending from the front edge surface of the base portion 11 .

Each of the first and second terminal grooves 14, 15 are arranged equidistantly above and below the base part 11 at intervals from the front end edge surface to the rear end edge surface, and are recessed to the top and bottom of the protruding part 12 at the same time. Two surfaces, that is, the upper surface of the protruding portion 12 has a first terminal groove 14 , and the lower surface has a second terminal groove 15 . Each third terminal groove 16 is arranged equidistantly between the first and second terminal grooves 14, 15, and is opened from the front edge surface of the base portion 11 to the rear edge surface of the protruding portion 12, and at the same time A surface of the extension part 13 is recessed. In an embodiment of the present invention, the third terminal slot 16 is recessed to the upper surface of the extension part 13 .

Each first terminal 20 is made of metal material and has a first base 21 , a first contact arm 22 and a first pin arm 23 respectively. The first contact arm 22 is formed by extending a suitable distance from the front end of the first base portion 21. The rear end on the upper side of the first base portion 21 has a first rib 211 (as shown in FIG. 2 ). The upper side of the protruding rib 211 is formed by bending and extending backward for a certain distance. Wherein, a first contact end 221 protrudes from a front end of each first contact arm 22 .

Each second terminal 30 is made of metal material and has a second base 31 , a second contact arm 32 and a second pin arm 33 respectively. The second contact arm 32 is formed by extending the front end of the second base 31 for an appropriate distance. Formed by bending and extending backward for a certain distance. Wherein, a second contact end 321 protrudes from a front end of each second contact arm 32 .

Each third terminal 40 is made of metal material and has a third base 41 , a third contact arm 42 and a third leg arm 43 respectively. The third contact arm 42 is formed by extending the front end of the third base portion 41 for an appropriate distance. The rear end of the third base portion 41 has a third rib 411 . It is formed by bending and extending backward for a certain distance. Wherein, a third contact end 421 protrudes from a front end of each third contact arm 42 .

The insulating shell 50 is made of insulating material such as plastic, and has a body portion 51 and a protruding portion 52 extending from the front edge of the body portion 51 . The rear end edge of the body portion 51 is provided with a plurality of accommodating grooves 511 arranged at intervals of L-shaped, I-shaped above, middle and lower, which are opened into the protruding portion 52 at the same time, and the body portion 51 is near the left and right sides. Two coupling holes 512 are respectively provided on the two sides. The front edge of the protruding portion 52 is inwardly recessed to form an insertion space 521 (as shown in FIG. 2 ), which communicates with each receiving groove 511 .

Please refer to Figure 2 to Figure 4, and please refer to Figure 1 together. Each of the first, second and third bases 21, 31, 41 is inserted in the corresponding accommodating groove 511 in a cross-arranged manner, so that each of the first, second and third contact arms 22 , 32 , 42 protrude forward to correspond to the insertion space 521 , while the first, second and third contact ends 221 , 321 , 421 are respectively located in the insertion space 521 .

When the insulating base 10 and the insulating housing 50 are mutually assembled, the buckle parts 17 can be combined in the coupling holes 512 in a snap-in manner, and the base part 11 can be combined in the body part 51, so that the insulating base 10 is firmly combined with the insulating housing 50; at this time, the first leg arms 23 of each first terminal 20 respectively extend into the corresponding first terminal groove 14, and each first leg arm 23 are respectively exposed on the upper surface of the protruding part 12; the second pin arm 33 of each second terminal 30 respectively extends into the corresponding second terminal groove 15, and each second pin arm 33 are respectively exposed on the lower surface of the protruding part 12; the third pin arm 43 of each third terminal 40 respectively extends into the corresponding third terminal groove 16, and each third pin arm The surfaces of 43 are respectively exposed on the upper surface of the extension part 13; thereby, each of the first, second and third pin arms 23, 33, 43 presents a combined pattern of upper, middle and lower pin arms staggered with each other.

In addition, please refer to FIG. 1 , in the present invention, a metal shell 60 may be further included, which is made of metal material, and its shape is roughly symmetrical with the insulating shell 50 . The rear end of the metal shell 60 is extended and bent to form two positioning portions 61 , which respectively define two fixing holes 62 . Two protrusions 513 are further protruded from the upper and lower edges of the main body 51 of the insulating housing 50 . The metal shell 60 is sleeved outside the protruding portion 52 of the insulating housing 50, so that the positioning portion 61 is sleeved outside the main body portion 51, and at the same time, each fixing hole 62 is engaged with the protrusion 513 to fix the metal shell 60. , so as to protect the insulating shell 50, and make the utility model have the effect of preventing EMI.

From the above description, the utility model is the first, second and third pin arms 23, 33, 43 formed by each of the first, second and third terminals 20, 30, 40, which are respectively insulated On the surface of the protruding part 12 and the extension part 13 of the seat body 10, the top, middle and bottom are arranged in a staggered state, so as to facilitate the subsequent wire welding operation with the cable and avoid excessive concentration. This will result in misconnection of the welding position, and at the same time, the purpose of improving production efficiency and product quality can be achieved.

But the above description is only the preferred feasible embodiment of the present utility model, and therefore does not limit the scope of protection of the present utility model. Therefore, all equivalent structural changes made by using the description of the utility model and the contents of the accompanying drawings are all the same. Included within the protection scope of the present utility model, it is hereby explained.

Claims (9)

1. A connector, characterized in that it comprises: An insulating base body, which has a base part, a protruding part extending from the end edge surface of the base part, and an extension part extending from the end edge face of the protruding part, the base part is provided with a plurality of first , second and third terminal grooves, and the upper and lower surfaces of the protruding part are opposite to each other with the first and second terminal grooves, and one surface of the extension part has the third terminal grooves; A plurality of first terminals, each having a first base, a first contact arm extending from one end of the first base, and a first pin arm formed at the other end of the base, each of the first pin arms protruding into the corresponding first terminal groove, and the surface is exposed on the upper surface of the protruding part; A plurality of second terminals, each having a second base, a second contact arm extending from one end of the second base, and a second pin arm formed at the other end of the second base, the second pins Each arm protrudes into the corresponding second terminal groove, and the surface is exposed on the lower surface of the protruding part; A plurality of third terminals, each having a third base, a third contact arm extending from one end of the third base, and a third pin arm formed at the other end of the third base, the third pins Each arm protrudes into the corresponding third terminal groove, and the surface is exposed on a surface of the extension part; and An insulating shell is assembled with the insulating seat body. One end edge of the insulating shell is provided with a plurality of accommodating grooves, and the other end edge is recessed inward to form an insertion space, and communicates with the accommodating grooves , the first, second and third bases are respectively located in the corresponding accommodating grooves, and the first, second and third contact arms correspond to the insertion space. 2. The connector according to claim 1, wherein a buckle portion is extended from the base portion, and the insulating housing is provided with a coupling hole to be combined with the buckle portion. 3. The connector as claimed in claim 1, wherein each of the first bases has a first rib on the upper side, and each of the first pin arms is bent by the upper side of the first rib. formed by extension. 4. The connector as claimed in claim 1, wherein each of the lower sides of the second bases has a second rib, and each of the second leg arms is bent by the lower side of the second rib. formed by extension. 5. The connector according to claim 1, wherein each of the other ends of the third bases has a third rib, and each of the third pin arms is bent from one side of the third rib formed by the extension. 6. The connector as claimed in claim 1, wherein each of the first contact arms protrudes from a first contact end, each of the second contact arms protrudes from a second contact end, and each of the third contact arms protrudes from a second contact end. Each of the contact arms protrudes from a third contact end, and the first, second and third contact ends are located in the insertion space. 7. The connector as claimed in claim 1, wherein the insulating housing has a main body and a protruding part extending from the edge surface of the main body, the main body and the protruding part form the and other accommodating grooves, and the protruding part forms the insertion space. 8. The connector as claimed in claim 1, further comprising a metal shell sleeved outside the insulating shell. 9. The connector according to claim 8, wherein a fixing hole is formed on the metal shell, and a protrusion protrudes from the insulating shell to engage with the fixing hole.

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