CN201118033Y - audio socket connector - Google Patents

Abstract

The utility model discloses an audio frequency socket connector can insert and establish any kind in tripolar plug and the quadrupole plug, including insulator and a plurality of conductive terminal. The insulating body is provided with a plurality of terminal slots, and the conductive terminals are clamped in the terminal slots. The plurality of conductive terminals are divided into: the first terminal group, the second terminal group, the third terminal group and the fourth terminal group; wherein the first terminal group is in contact with a front pole of one of the three-pole plug and the four-pole plug, the second terminal group is in contact with a middle pole of one of the three-pole plug and the four-pole plug, the third terminal group is in contact with a second insulating ring of the three-pole plug or a secondary pole of the four-pole plug, and the fourth terminal group is in contact with a final pole of one of the three-pole plug and the four-pole plug. Thereby the utility model discloses the audio frequency socket connector can use the plug of two kinds of differences, consequently the utility model discloses audio frequency socket connector's function is strong, convenient to use.

Description

audio socket connector

technical field

The utility model relates to a connector, in particular to an audio socket connector.

Background technique

With the development of the computer and information industry, especially the development of portable electronic products and the continuous enhancement of their functions, the design of the corresponding connector is also particularly important.

Traditional audio socket connectors generally can only be plugged into a single plug, that is, a three-pole plug can only be plugged into a three-pole audio socket connector, and a four-pole plug can only be plugged into a four-pole audio socket connector. . When the upgrading function of electronic products is enhanced, although the audio socket connector basically develops in the direction of the four-pole audio socket connector, it is still necessary to use the three-pole audio socket connector in some occasions. Therefore, the audio socket connector that can be matched with the three-pole plug and the four-pole plug can facilitate the design of electronic products, reduce the volume and cost of electronic products, and facilitate the use of consumers.

Utility model content

The purpose of this utility model is to provide an audio socket connector that can be matched with both three-pole plugs and four-pole plugs to solve the problems raised by the above-mentioned background technology.

In order to achieve the above purpose, the audio socket connector provided by the utility model can be plugged with any one of a three-pole plug and a four-pole plug, including an insulating body and a plurality of conductive terminals, wherein the three-pole plug has a front pole, a middle pole, a The last pole, the first insulating ring between the front pole and the middle pole, and the second insulating ring between the middle pole and the last pole, the four-pole plug has the front pole, the middle pole, the secondary pole, the last pole and a plurality of The plug insulation located between the poles. The insulating body is provided with a plurality of terminal slots, and the conductive terminals are clamped in the terminal slots. The conductive terminals are divided into a first terminal group, a second terminal group, a third terminal group and a fourth terminal group. Wherein, the first terminal group is in contact with the front pole of one of the three-pole plug and the four-pole plug, the second terminal group is in contact with the middle pole of one of the three-pole plug and the four-pole plug, and the third terminal group is in contact with the third pole of the three-pole plug. The second insulating ring or the secondary pole of the four-pole plug is in contact, and the fourth terminal group is in contact with the end pole of one of the three-pole plug and the four-pole plug.

To sum up, since the third terminal group of the audio socket connector of the present utility model abuts against the second insulating ring of the three-pole plug or the secondary pole of the four-pole plug, the audio socket connector of the present utility model can be inserted into the three-pole plug and the secondary pole of the four-pole plug. Any one of the four-pole plugs, and then the electronic product can be inserted into a three-pole plug or a four-pole plug only by installing the utility model audio socket connector, so the use of the utility model audio socket connector can reduce the cost of the electronic product. volume, reduce its cost, and is also convenient for consumers to use.

Description of drawings

In the accompanying drawings of the manual:

FIG. 1 is a three-dimensional assembled view of an embodiment of the audio socket connector of the present invention.

FIG. 2 is an exploded perspective view of the audio socket connector shown in FIG. 1 .

FIG. 3 is a cross-sectional view of the audio socket connector shown in FIG. 1 .

FIG. 4 is a cross-sectional view of the audio jack connector shown in FIG. 1 after the plug is inserted from the fourth terminal group.

FIG. 5 is a cross-sectional view of the audio socket connector shown in FIG. 1 after the three-pole plug is inserted.

FIG. 6 is a cross-sectional view of the audio socket connector shown in FIG. 1 after the four-pole plug is inserted.

The reference numerals of each element in the figure are explained as follows:

Audio Jack Connector 1 Insulation Body 10

First Terminal Slot 101 Second Terminal Slot 102

Third Terminal Slot 103 Fourth Terminal Slot 104

Fifth terminal slot 105 Sixth terminal slot 106

First stop wall 106a Seventh terminal slot 107

Second stop wall 107a bottom surface 11

Front face 12 Rear face 13

Docking part 14 Jack 15

Boss 16 1st terminal 21

The first elastic compression part 210 The first crimping shrapnel 211

The first holding part 212 The first contact part 213

The second terminal 22 The second crimping shrapnel 221

The second holding part 222 The third terminal 23

The third elastic compression part 230 The third crimping shrapnel 231

The third holding part 232 The third contact part 233

Bump 234 Fourth terminal 24

The fourth crimping shrapnel 241 The fourth holding part 242

The fifth terminal 25 The fifth elastic compression part 250

The fifth crimping shrapnel 251 The fifth holding part 252

Fifth contact part 253 Sixth terminal 26

The sixth elastic compression part 260 The sixth crimping shrapnel 261

The sixth holding part 262 The sixth contact part 263

The sixth convex part 264 The seventh terminal 27

The seventh elastic compression part 270 The seventh crimping shrapnel 271

The seventh holding part 272 The seventh contact part 273

The seventh convex part 274 three-pole plug 30

First insulating ring 30a Second insulating ring 30b

4-pole plug 40 plug insulation part 40a

Front pole 31, 41 Middle pole 32, 42

Second pole 43 Final pole 33, 44

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and drawings.

Please refer to FIG. 1 and FIG. 2 , the audio socket connector 1 of the present invention includes an insulating body 10 and a plurality of conductive terminals accommodated in the insulating body 10 . The insulating body 10 is substantially in the shape of a cuboid, which has a bottom surface 11 , a front surface 12 and a rear surface 13 . The bottom surface 11 is provided with a first terminal slot 101, a second terminal slot 102, a third terminal slot 103, a fourth terminal slot 104, a fifth terminal slot 105, a sixth terminal slot 106 and a seventh terminal slot. Slot 107. Wherein, the sixth terminal slot 106 is provided with a first stop wall 106a, and the seventh terminal slot 107 is provided with a second stop wall 107a. A substantially cylindrical docking portion 14 protrudes forward from the front end 12 of the insulative body 10 , and a jack 15 penetrating through the insulative body 10 is defined rearwardly from the docking portion 14 , and the jack 15 is used for receiving an audio plug. In addition, a boss 16 is disposed between the fourth terminal socket 104 and the sixth terminal socket 106 on the sidewall of the insulating body 10 , as shown in FIG. 3 .

Please refer to FIG. 2 and FIG. 3 , the conductive terminals are divided into four groups, which are respectively defined as a first terminal group, a second terminal group, a third terminal group and a fourth terminal group. The first terminal group includes first terminals 21 and second terminals 22 . The first terminal 21 has a first holding portion 212 in the shape of a vertical plate, and the first holding portion 212 is inserted into the first terminal slot 101 . A side edge of the first holding portion 212 adjacent to the rear end surface 13 is bent inwardly to extend a strip-shaped first crimping elastic piece 211 , and the first crimping elastic piece 211 protrudes from the bottom surface 11 of the insulating body 10 . The other end of the first retaining portion 212 bends inwardly to extend a first elastic compression portion 210 , and an arc-shaped first contact portion 213 is formed at the end of the first elastic compression portion 210 , and the first contact portion 213 extends into jack 15. The second terminal 22 has a rectangular second holding portion 222, the second holding portion 222 is inserted into the second terminal slot 102 and abuts against the first elastic compression portion 210 of the first terminal 21, so that the audio plug When the audio socket connector 1 is not inserted, the first terminal 21 is electrically connected to the second terminal 22 . One side edge of the second holding portion 222 is bent inwards to extend a second crimping elastic piece 221 protruding from the bottom surface 11 of the insulating housing 10 .

The second terminal group includes third terminals 23 and fourth terminals 24 . The third terminal 23 has a third holding portion 232 in the shape of a vertical plate, the third holding portion 232 is inserted into the third terminal slot 103, and one side edge of the third holding portion 232 is bent and extended inwardly. A third crimping elastic piece 231 protrudes from the bottom surface 11 of the insulating body 10, and the third holding portion 232 extends forward toward one end of the docking portion 14 and bends inwardly to form a third elastic compression portion 230. The three elastic compression parts 230 have an arc-shaped third contact part 233 protruding into the insertion hole 15 , and a protrusion 234 protrudes from a side of the middle part of the third elastic compression part 230 close to the side wall of the insulating body 10 . The structure of the fourth terminal 24 is the same as that of the second terminal 22 of the first terminal group, and it has a fourth crimping elastic piece 241 and a fourth holding portion 242 . The fourth holding part 242 is inserted into the fourth terminal slot 104 and abuts against the third elastic compression part 230 of the third terminal 23, so that the fourth terminal can 24 forms an electrical connection with the third terminal 23 ; the fourth crimping elastic piece 241 protrudes from the bottom surface 11 of the insulating housing 10 .

The third terminal group includes a fifth terminal 25, the fifth terminal 25 has a fifth holding portion 252, the fifth holding portion 252 is inserted into the fifth terminal slot 105, and one side edge of the fifth holding portion 252 faces inward. A fifth crimping elastic piece 251 protruding from the bottom surface 11 of the insulating body 10 is extended from the side, and the other side edge of the fifth holding part 252 is bent inward and parallel to the fifth holding part 252 to extend a first Five elastic compression parts 250 . A semicircular fifth contact portion 253 protrudes from the middle of the fifth elastic compression portion 250 into the insertion hole 15 .

Referring to FIGS. 2 to 4 , the fourth terminal group includes a sixth terminal 26 and a seventh terminal 27 . The sixth terminal has a sixth holding portion 262 , the sixth holding portion 262 is inserted into the sixth terminal slot 106 , one side edge of the sixth holding portion 262 is bent inwardly and protrudes from the bottom surface of the insulating body 10 11 of the sixth crimping elastic piece 261 , the other side edge of the sixth holding portion 262 is bent inwardly and a sixth elastic compression portion 260 extends parallel to the sixth holding portion 262 . The end of the sixth elastic compression portion 260 bends and extends into the insertion hole 15 to form a sixth contact portion 263 , and the sixth contact portion 263 protrudes a sixth convex portion 264 into the insertion hole 15 . An end of the sixth contact portion 263 can abut against the first stop wall 106a. The structure of the seventh terminal is similar to that of the sixth terminal 26 , which has a seventh elastic compression part 270 , a seventh crimping elastic piece 271 , a seventh holding part 272 , a seventh contact part 273 and a seventh convex part 274 . The seventh holding portion 272 is inserted into the seventh terminal slot 107 . The seventh crimping elastic piece 271 protrudes from the bottom surface 11 of the insulating body 10 , the seventh contact portion 273 extends into the insertion hole 15 , and the end of the seventh contact portion 273 can abut against the second stopper wall 107a.

5 and 6, the three-pole plug 30 is provided with a front pole 31, a middle pole 32, an end pole 33, and a first insulating ring 30a between the front pole 31 and the middle pole 32 and a middle pole 32 and the end pole. The second insulating ring 30b between the poles 33, each pole of the three-pole plug 30 is isolated from each other by the first insulating ring 30a and the second insulating ring 30b. The four-pole plug 40 has a front pole 41 , a middle pole 42 , a secondary pole 43 , and a final pole 44 , and each pole of the four-pole plug 40 is isolated from each other by three plug insulating parts 40 a. Although the structures of the common three-pole plug 30 and the four-pole plug 40 are different, the lengths of the two are roughly the same.

When the three-pole plug 30 is inserted into the audio socket connector 1, the first contact portion 213 of the first terminal 21 of the audio socket connector 1 contacts the front pole 31 of the three-pole plug 30, and the first elastic force of the first terminal 21 The compression part 210 is out of contact with the second holding part 222 of the second terminal 22; the third contact part 233 of the third terminal 23 is in contact with the middle pole 32; the third elastic compression part 230 of the third terminal 23 is in contact with the fourth terminal 24 The fourth holding portion 242 of the fifth terminal 25 is disengaged from the abutment; the fifth contact portion 253 of the fifth terminal 25 abuts on the second insulating ring 30b between the middle pole 32 and the end pole 33, and the fifth terminal 25 is not conducting at this time. The sixth protruding portion 264 of the sixth terminal 26 and the seventh protruding portion 274 of the seventh terminal 27 are in contact with the terminal pole 33 , as shown in FIG. 4 .

When the four-pole plug 40 is inserted into the audio socket connector 1, the first contact portion 213 of the first terminal 21 of the audio socket connector 1 contacts the front pole 41 of the four-pole plug 40, and the first elastic force of the first terminal 21 The compression part 210 is out of contact with the second holding part 222 of the second terminal 22; the third contact part 233 of the third terminal 23 is in contact with the middle pole 42; the third elastic compression part 230 of the third terminal 23 is in contact with the fourth terminal 24 The fourth holding part 242 of the fifth terminal 25 is in contact with the secondary pole 43, the sixth protruding part 264 of the sixth terminal 26 and the seventh protruding part 274 of the seventh terminal 27 are in contact with the terminal pole 44 contacts, as shown in FIG. 4 .

Therefore, the audio socket connector 1 of the present utility model utilizes the fifth terminal 25 to abut against the second insulating ring 30b of the three-pole plug 30 or the secondary pole 43 of the four-pole plug 40, so that it can be inserted into the three-pole plug 30 and the four-pole plug. Plug 40, therefore, using the audio socket connector 1 of the present utility model can facilitate the design of electronic products, reduce the volume and cost of electronic products, and facilitate the use of consumers.

In addition, since the third terminal 23 of the audio socket connector 1 of the present invention has a protrusion 234, when the plug is inserted, the third elastic compression part 230 is pressed by the plug, so that the protrusion 234 of the third terminal 23 is pushed against On the inner wall of the insulating body 10, the tail end of the third contact portion 233 abuts against the boss 16 of the insulating body 10, so that the third elastic compression portion 230 has strong elasticity, making the contact between the third terminal 23 and the plug more stable, as shown in FIG. Figure 3 shows.

Since the audio socket connector 1 of the present utility model is provided with the first stop wall 106a and the second stop wall 107a, when the plug is inserted into the socket 15, the tail ends of the sixth contact portion 263 and the seventh contact portion 273 respectively abut against each other. The first stopper wall 106a and the second stopper wall 107a, so that the sixth protrusion 264 and the seventh protrusion 274 are in stable contact with the plug to enhance signal transmission performance, as shown in FIG. 4 .

Claims (3)

1. An audio socket connector, which can be inserted into any one of a three-pole plug and a four-pole plug, wherein the three-pole plug has a front pole, a middle pole, a last pole, and a first pole between the front pole and the middle pole. An insulating ring and a second insulating ring located between the middle pole and the final pole. The four-pole plug has a front pole, a middle pole, a secondary pole, a final pole and a plurality of plug insulation parts respectively located between each pole. The socket connector includes an insulating body and several conductive terminals, the insulating body is provided with several terminal slots, and the conductive terminals are divided into a first terminal group, a second terminal group, a third terminal group and a fourth terminal group, and respectively It is clamped in the terminal slot, and it is characterized in that: the first terminal group is in contact with the front pole of one of the three-pole plug and the four-pole plug, and the second terminal group is in contact with the front pole of one of the three-pole plug and the four-pole plug. The middle pole of one is in contact, the third terminal group is in contact with the second insulating ring of the three-pole plug or the secondary pole of the four-pole plug, and the fourth terminal group is in contact with the end pole of one of the three-pole plug and the four-pole plug . 2. The audio socket connector according to claim 1, wherein the second terminal group includes two terminals, one of which is provided with an elastic compression part, and the middle part of the elastic compression part protrudes outward from the insulating body There is a protrusion that can be abutted against the insulating body, and the other terminal is detachably abutted against the elastic compression part. 3. The audio jack connector as claimed in claim 2, wherein a boss capable of pushing against the end of the elastic compression portion is disposed on the insulating body.

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