CN201966378U

CN201966378U - Audio connector

Info

Publication number: CN201966378U
Application number: CN2010206174714U
Authority: CN
Inventors: 胡小东; 王山城
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2010-11-22
Filing date: 2010-11-22
Publication date: 2011-09-07
Anticipated expiration: 2020-11-22

Abstract

The utility model relates to an audio connector, which at least comprises an insulating main body and a plurality of conducting terminals which are fixed inside the insulating main body, wherein a jack runs through the insulating main body in the longitudinal length direction, each conducting terminal mainly comprises a fixing part which is fixed inside the insulating main body, a welding part which is bent to stretch out of the main body along one end of the fixing part, an elastic part which is bent and extends along the other end of the fixing part, and a contact part which is formed on the end part of the elastic part, the contact part convexly stretches into the jack of the insulating main body, at least one interference rod is arranged inside the insulating main body, partial interference rod is exposed into the jack, and the interference rod is arranged to be adjacent to the contact part of the conducting terminal. On the one hand, partial plugging-unplugging force is provided by the interference rod; and on the other hand, since partial plugging-unplugging force is provided by the interference rod, the service life of the conducting terminal can be improved by reducing the elastic deformation of the conducting terminal.

Description

Audio connector

[technical field]

The utility model relates to a kind of connector, refers to a kind of audio connector that is used for transmitting audio signal especially.

[background technology]

Related art please refer to Chinese utility model patent and announces shown in CN2560127Y number, this patent has disclosed a kind of audio connector, it mainly includes the insulating body of a roughly rectangular body shape and is fixedly arranged on several interior conducting terminals of insulating body, described cuboid shape insulating body middle part is hollow and its inside is set runs through front/rear end and form a cylindrical receptacle and be used to the audio jack of pegging graft, several conducting terminals are fixedly arranged in the insulating body and each conducting terminal is respectively equipped with contact site, each contact site is stretched on and is used in the cylindrical receptacle electrically contacting with audio jack, when audio jack is inserted in the cylindrical receptacle of above-mentioned audio connector, the contact site that audio jack is pushed conducting terminal makes its elastic deformation, and simultaneously the conducting terminal contact site has a reaction force to audio jack and then makes and realizes stable machinery between conducting terminal and the audio jack and electrically contact.

But audio connector of the prior art is because the frequent plug of audio jack causes the plastic deformation of conducting terminal easily, and then the elastic acting force between conducting terminal and the audio jack is reduced, and contacts with the stable of audio jack thereby influence conducting terminal.

In view of above problem, be necessary to provide a kind of improved audio connector in fact, to address the above problem.

[utility model content]

The purpose of this utility model is to provide a kind of audio connector, and it can stablize the fixing audio jack.

For achieving the above object, the utility model provides a kind of audio connector, it comprises an insulating body at least and is fixedly arranged on the interior plurality of conductive terminals of insulating body, described insulating body longitudinally connects and is formed with a jack, described plurality of conductive terminals mainly comprises the holding parts that is fixed in the insulating body, extend this external weld part along holding parts one end bending, extend to form elastic portion along the bending of the holding parts other end and reach the contact site that forms in the end of elastic portion, its contact site protrudes in the jack of insulating body, at least be provided with an interference lever in the described insulating body, interference lever to small part is exposed in the jack and the contact site setting of the contiguous conducting terminal of interference lever.

Compared with prior art, the utility model electronic card coupler has the following advantages at least: by an interference lever is set in insulating body, provide the part contact engaging and separating force by interference lever on the one hand; On the other hand because interference lever provides the part contact engaging and separating force, can improve the plastic deformation problem of the conducting terminal that the ordinary plug of audio jack causes by the elastic deformation amount who reduces conducting terminal, improve the conducting terminal life-span.

[description of drawings]

Fig. 1 is the stereogram of the utility model audio connector.

Fig. 2 is the stereogram of the utility model audio connector from another angle.

Fig. 3 is the three-dimensional exploded view of the utility model audio connector.

Fig. 4 is the cutaway view of audio connector shown in Figure 1 from the A-A line.

Fig. 5 is that audio connector shown in Figure 1 inserts after the audio jack cutaway view from the A-A line.

[embodiment]

Describe the embodiment of the utility model audio connector 100 in detail below in conjunction with accompanying drawing.

See also Fig. 1 and Fig. 2, the utility model audio connector 100 mainly by one roughly be rectangular-shaped insulating body 1, some interference lever 3 that is fixedly arranged on the conducting terminal 2 in the insulating body 1 and is fixedly arranged in the insulating body 1 are formed, interference lever 3 roughly is the slender cylinder setting.

See also Fig. 1 to Fig. 3, above-mentioned insulating body 1 roughly is rectangular-shaped setting, mainly contain a diapire that docks with circuit board 12, roof 11 with the setting of diapire 12 subtends, be positioned at the aft bulkhead 13 of roof 11 and diapire 12 1 ends and the front bulkhead 14 that is provided with aft bulkhead 13 subtends, be positioned at the first side wall 15 and second sidewall 16 of roof 11 and diapire 12 both sides, described front bulkhead 14 axially protrudes out along insulating body 1 and is formed with a ring-type docking section 18, the 18 1 sides cutting of described docking section is formed with a chamfering, 18 middle parts, described docking section offer a jack 17, can be for audio jack 4 plugs, this jack 17 runs through front bulkhead 14 and aft bulkhead 13.

Be provided with near second sidewall 16 and front bulkhead 14 1 sides on the roof 11 of above-mentioned insulating body 1 that two the first terminals are inserted groove 111, this first terminal is inserted groove 111 and run through diapire 12 and adjacent setting, respectively be formed with a slotted eye 112 at roof 11 near both sides, aft bulkhead 13 1 end place in addition; Close the first side wall 15 and front bulkhead 14 1 sides are provided with one second terminal and insert groove 121 on the described diapire 12, and this second terminal is inserted groove 121 and run through roof 11; Described aft bulkhead 13 inwardly digs respectively near the first side walls 15 and second sidewall, 16 places and is provided with a pair of the 3rd terminal and inserts groove 131, should insert that groove 131 is oppositely arranged and the setting that is connected with jack 17 to the 3rd terminal, above-mentioned slotted eye 112 is inserted groove 131 with the 3rd terminal and also is communicated with setting.

In addition any one the 3rd terminal of deflection are inserted groove 131 places and are inwardly dug and be provided with an accepting groove 132 in the middle of aft bulkhead 13, described two the 3rd terminals are inserted groove 131 and are run through this accepting groove 132 middle parts, described accepting groove 132 is parallel to the first side wall 15 and second sidewall 16, and wherein accepting groove 132 forms precompressed wall 133 in the middle of inserting groove 131 with adjacent the 3rd terminal.

See also the 3rd figure, above-mentioned conducting terminal 2 mainly is divided into two first conducting terminals 21, second conducting terminal 22 and two the 3rd conducting terminals 23 by its shape.Described first conducting terminal 21 mainly comprises first holding parts 211, along the bending of first holding parts, 211 1 ends and relatively to first elastic portion 213 that is provided with, first welding foot 212 that is bent to form along first holding parts, 211 other ends and first contact site 214 that is bent to form along first elastic portion, 213 ends, long on described first contact site 214 have a convex closure (not indicating) to be used for better electrically contacting with audio jack 4, above-mentioned second conducting terminal 22 and first conducting terminal, 21 shapes are roughly the same, second holding parts 221 is arranged respectively, second welding foot 222, second elastic portion 223 and second contact site 224 are formed, length has a convex closure (indicating) on described second contact site 224, difference is in second contact site 224 along audio jack 4 directions extends, and described the 3rd conducting terminal 23 mainly comprises the 3rd holding parts 231, along the bending of the 3rd holding parts 231 1 ends and relatively to the 3rd elastic portion 233 that is provided with, the 3rd welding foot 235 that is bent to form along the 3rd holding parts 231 other ends, tear respectively along the 3rd holding parts 231 both sides of the edge and to be bent with a retaining sheet 232, the 3rd contact site 234 that is bent to form along place, the 3rd elastic portion 233 ends and two pre-compressing tablets 236 that extend along both sides, the 3rd contact site 234 end.

Two first conducting terminals 21 are inserted groove 111 from the first terminal respectively and are inserted during installation, and its first holding parts 211 is immobilizated in the corresponding draw-in groove (indicating), and first contact site 214 protrudes in the jack 17, and first welding foot 212 is stretched on outside the insulating body 1.Second conducting terminal 22 is inserted groove 121 from second terminal and is inserted and be immobilizated in the insulating body 1, and second contact site 224 protrudes in the jack 17, and second welding foot 222 is stretched on outside the insulating body 1.The 3rd conducting terminal 23 is inserted groove 131 by the 3rd terminal respectively and is inserted and be immobilizated in the insulating body 1, the 3rd contact site 234 protrudes in the jack 17, the 3rd welding foot 235 is stretched on outside the insulating body 1, and the pre-compressing tablet 236 of above-mentioned the 3rd conducting terminal 23 is held on the corresponding precompressed wall 133.

Above-mentioned interference bar 3 is pressed in the accepting groove 132 corresponding on the insulating body 1, interference lever 3 is forming interference fit with accepting groove 132 in the radial direction, be pressed into fully back interference lever 3 be immobilizated in the accepting groove 132 and in the middle of the interference lever 3 suitable lengths crossing with the circle of the jack 17 at place, its place, after the installation, the 3rd contact site 234 of one the 3rd conducting terminal 23 of 3 pairs of vicinities of interference lever has certain precompressed effect

See also the 4th figure and the 5th figure, after audio jack 4 is inserted jack 17, audio jack 4 is pushed interference lever 3, interference lever 3 pressurized elastic bendings have a reverse elastic acting force to audio jack 4 simultaneously, provide the contact engaging and separating force of part audio jack 4 to make audio jack 4 can be stable in the jack 17 by this active force, thereby but dispersed electro-conductive terminal 2 is stressed, and then can reduce the elastic deformation amount that each conducting terminal 2 produces because of the pressing force that is subjected to audio jack 4, the suitable elastic deformation amount who reduces each conducting terminal 2 under the enough situation of the contact engaging and separating force that audio jack 4 is subjected to, thereby the life-span of improving conducting terminal 2.

The utility model audio connector 100 is by setting firmly an interference lever 3 in the insulating body 1, providing the contact engaging and separating force after audio jack 4 is inserted to guarantee that audio jack 4 can be stable in the jack 17, and then suitably reduce the life-span that the elastic deformation amount of each conducting terminal 2 improves conducting terminal 2.

Claims

1. audio connector, it comprises an insulating body at least and is fixedly arranged on the interior plurality of conductive terminals of insulating body, described insulating body longitudinally connects and is formed with a jack, described plurality of conductive terminals mainly comprises the holding parts that is fixed in the insulating body, extend this external weld part along the bending of holding parts one end, extend to form elastic portion along the bending of the holding parts other end and reach the contact site that forms in the end of elastic portion, described contact site protrudes in the jack of insulating body, it is characterized in that: be provided with an interference lever in the described insulating body at least, interference lever to small part is exposed in the jack and the contact site setting of the contiguous conducting terminal of interference lever.

2. audio connector as claimed in claim 1, it is characterized in that: described conducting terminal mainly comprises first conducting terminal, second conducting terminal and the 3rd conducting terminal, corresponding respectively being provided with accommodated and the first terminal of each conducting terminal of fixing is inserted groove, second terminal inserts groove and the 3rd terminal is inserted groove on the described insulating body, any one the 3rd terminal of deflection is inserted the groove place and is inwardly dug and be provided with an accepting groove in the middle of the described aft bulkhead, and described interference lever is immobilizated in the accepting groove and to the 3rd contact site certain precompressed effect.

3. audio connector as claimed in claim 1, it is characterized in that: described insulating body mainly contain a diapire that docks with circuit board, with the roof of diapire subtend setting, be positioned at roof and diapire one end aft bulkhead and with front bulkhead, the first side wall that is positioned at roof and diapire both sides and second sidewall of aft bulkhead subtend setting, described front bulkhead outwards protrudes out and is formed with a docking part, and one side cutting in described docking section is formed with a chamfering.

4. audio connector as claimed in claim 2 is characterized in that: described accepting groove is parallel to any one sidewall and two the 3rd terminals and inserts groove and run through the accepting groove middle part.

5. audio connector as claimed in claim 2 is characterized in that: the circle of the jack at described interference lever middle part suitable length and place, interference lever place intersects.

6. audio connector as claimed in claim 1, it is characterized in that: described the 3rd conducting terminal mainly is made up of the 3rd holding parts, the 3rd elastic portion, the 3rd welding foot and the 3rd contact site, the holding parts both sides of described the 3rd conducting terminal are respectively equipped with a retaining sheet, described insulating body is provided with and the corresponding slotted eye of retaining sheet, and retaining sheet is fastened in the slotted eye.

7. audio connector as claimed in claim 6 is characterized in that: both sides, described the 3rd contact site end are extended with pre-compressing tablet respectively, and the insulating body correspondence position is provided with the precompressed wall, and described pre-compressing tablet is held on the precompressed wall.

8. audio connector as claimed in claim 1 is characterized in that: all growing on the contact site of described first conducting terminal and second conducting terminal has convex closure.

9. audio connector as claimed in claim 2 is characterized in that: described second terminal from up to down is assembled in the insulating body.