CN2750524Y

CN2750524Y - Audio socket connector

Info

Publication number: CN2750524Y
Application number: CNU2004200138009U
Authority: CN
Inventors: 简敏隆; 郑凱睿
Original assignee: Advanced Connectek Shenzhen Ltd
Current assignee: Advanced Connectek Shenzhen Ltd
Priority date: 2004-10-27
Filing date: 2004-10-27
Publication date: 2006-01-04
Anticipated expiration: 2014-10-27

Abstract

The utility model relates to an audio socket connector, which comprises an insulating body, wherein the front side surface of the insulating body is in circular protrusion and is provided with a hollow inserting hole, and the inserting hole is penetrated to the back end of the insulating body. An elastic conductive terminal, a fixed terminal, an R-shaped conductive terminal, a switching terminal and a postpositional terminal are arranged on the insulating body; the elastic conductive terminal is fixed in the concave part of the front end of the insulating body, a switching device is formed from the switching terminal and the postpositional terminal, and the postpositional terminal is inlaid in the back end surface of the insulating body. The elastic conductive terminal and a plug form a pipe contact point from the upper surface of the insulating body, and the postpositional terminal and both sides of the plug form a needle contact point. The utility model can achieve the aim of the transmission of an audio signal by the disconnection and the connection of the postpositional terminal so as to avoid the phenomenon of oblique insertion and enhance use efficacy, and the needle contact point of the plug is changed into a present bilateral contact from an original unilateral contact so as to enhance plugging force and reduce wastage caused by friction. Accordingly, the service life of the audio socket connector can be prolonged.

Description

Audio socket connector

[technical field]

The utility model relates to a kind of audio socket connector.

[background technology]

In electronics information product today of fast development day by day, people are also more and more higher for the electronic product demand, thereby cause that the electronics information product develops towards the miniaturization direction.Electric connector is signal or the electric power transfer that is used for the electronics information product, its indispensable part in the electronics information product of can saying so, at the electronics information product comprehensively in compactization development, electric connector also must same dwindling, in its volume miniaturization, must guarantee the transmission of telecommunication signal stabilization as far as possible, even also have the speed of summoning faster than commonly using product, and have the reliable degree of anti-the plug, use frequent butt joint electric connector to adapt to.With regard at present existing audio connector socket design, conducting terminal in each set insulating body can not effectively connect airtight when docking the electric connector joint constantly, make the unsettled situation of signal takes place when transmission telecommunication signal easily, thereby can not effectively high-quality signal be delivered in user's hand, influence people's the sense of hearing, in addition when docking electric connector and repeatedly plug, its set movable terminal is made as monolateral contact, have wear phenomenon after repeatedly pegging graft, the connector contact engaging and separating force is impaired, and shorten useful life relatively.Therefore, be necessary in fact the structure of audio connector socket is done further improvement, to overcome the defective of prior art.

[utility model content]

Main purpose of the present utility model is to provide a kind of audio socket connector, now changed into from the insulating body upper surface and contacting by being positioned at insulating body two sides originally with the pipe contact point (Sleeve) of plug, can avoid the oblique cutting phenomenon, strengthen and use effect, and now change bilateral contact into by original one-sided the contact with the pin contact point (Tip) of plug, can promote contact engaging and separating force and reduce friction loss, increase the useful life of connector.

For achieving the above object, the utility model provides following technical scheme to be realized: a kind of audio socket connector, include an insulating body, it is characterized in that: this insulating body contains a rectangular body, the rounded protrusion of this insulating body leading flank and be provided with a hollow spliced eye, this spliced eye is through to the insulating body rear end; Group is provided with an elastic conduction terminal, fixed terminal, " R " type conducting terminal, switched terminal and rearmounted terminal on insulating body, this elastic conduction terminal is fixed in the front end recess of insulating body, this switched terminal and rearmounted terminal constitute a switching device, and this postposition terminal embeds the insulating body rear end face; This elastic conduction terminal forms pipe contact point, this postposition terminal and the bilateral formation pin of plug contact point from insulating body upper surface and plug.This audio socket connector reaches the transmitting audio signal purpose by the disconnection and the conducting of rearmounted terminal.

Compared with prior art, advantage of the present utility model is: 1. the pipe contact point (Sleeve) of this audio socket connector and plug now changed into from the insulating body upper surface and contacting by being positioned at insulating body two sides originally, can avoid the oblique cutting phenomenon, strengthen and use effect.2. now change bilateral contact with the pin contact point (Tip) of plug into by original one-sided the contact, can promote contact engaging and separating force and reduce friction loss, increase the useful life of connector.

In order to understand the purpose of this utility model and effect strictly according to the facts, now the utility model is illustrated especially exemplified by embodiment and accompanying drawing, the utility model still can have other execution mode.

[description of drawings]

Fig. 1 is the schematic perspective view of the utility model embodiment;

Fig. 2 is the utility model embodiment three-dimensional exploded view;

Fig. 3 is another angle stereogram of the utility model embodiment insulating body;

Fig. 4 is another angle stereogram of the utility model embodiment elastic conduction terminal;

Fig. 5 is another angle stereogram of the utility model embodiment " R " type conducting terminal;

Fig. 6 is rearmounted another angle stereogram of terminal of the utility model embodiment;

Fig. 7 is the utility model embodiment floor map during not to socket, connector;

Fig. 8 is that the utility model embodiment is to socket, connector back plane schematic diagram.

[embodiment]

See also shown in Figure 1ly, be the preferred embodiment of the utility model audio socket connector, this audio socket connector 1 is made up of insulating body 2 and elastic conduction terminal 3, fixed terminal 4, " R " type conducting terminal 5, switched terminal 6 and rearmounted terminal 7.Please refer to below shown in Fig. 2 to 6, will describe the structure of the utility model audio socket connector 1 in detail.

Insulating body 2 contains a rectangular body 21 and extends outward circular bulge 22 from rectangle main body 21 front end faces, from the recessed spliced eye of planting for plug 8 220 that inwardly is provided with of circular protuberance 22 end faces; Its rectangular body 21 is provided with preceding recess 23, flat part 24 and a back recesses 25 successively, recess 23 comprises the upper surface and the two sides of insulating body 2 before being somebody's turn to do, wherein, upper surface is provided with breach 230 and the close wherein extended protuberance 231 in a side that runs through mutually with spliced eye 220, recess 23 fastens with elastic conduction terminal 3 shapes before whole, first side before being somebody's turn to do in the two sides of recess 23 is provided with groove 232 and respectively is provided with groove 233 in two sides, be provided with the button portion 234 of protrusion in second side, the member that this button portion 234 is interlocked as elastic conduction terminal 3; Flat part 24 rear ends are provided with the square through hole 241 of fixing rearmounted terminal 7 near first side, what link to each other with these flat part 24 rear ends is back recesses 25, this back recesses 25 contains the upper surface and second side, wherein, the recessed district of upper surface is " L " type, in being provided with the through hole of planting for switched terminal 6 251 near first side place, fluting two sides of second side that connects with back recesses 25 are provided with fixedly switched terminal 6 fixing groove 235; At recessed confession " R " type terminal 5 open slots of putting 236 of receiving that are provided with of the lower surface of flat part 24, in open slot 236, be provided with a breach 237 that communicates with receipts grafting pore volume space 220, this breach 237 is convenient to " R " type terminal 5 protuberances 514 and is contacted with plug 8, is recessed into from lower surface in open slot 236 2 sides and respectively is equipped with groove 238 with better fixing " R " type terminal 5; Be recessed into the accepting hole 239 that be provided with a band arc shape near place, preceding recess 23 second sides from lower surface at insulating body 2 lower surfaces, this accepting hole 239 is planted for fixed terminal 4, is provided with the breach 240 that communicates with spliced eye 220 in its accepting hole 239; Be provided with inserting port not of uniform size 26,27 pegs graft for rearmounted terminal 7 in insulating body 2 rear surfaces, between its inserting port 26,27 with a wall 28 every, but inserting port 26,27 inner spaces communicate and communicate with spliced eye 220, are beneficial to that plug 8 is pegged graft and keep well contacting with each conducting terminal.

All conducting terminals of present embodiment audio socket connector 1 all adopt the SMT processing procedure, are illustrated earlier.As shown in Figure 2, elastic conduction terminal 3 is connected on the preceding recess 23 of insulating body, it contains a horizontal part 31, be provided with chamfering 311,312 in horizontal part 31 leading flanks two sides, establish the oblique portion 313 of an arc that has in the trailing flank limit of keeping right, the oblique portion 313 of this arc matches with insulating body protuberance 231, link to each other with horizontal part about 31 parallel to each other about two sidepieces 32,33,32 lower ends, left side are designed to the chamfering form and have the effect of guiding damage power, and these 32 surfaces, left side have the square opening 321 that matches with protuberance 234; Right side 33 two side faces respectively are provided with some hangnails 331, two side faces is fastened in the groove .233 of insulating body 2,33 have the erose opening that communicates with horizontal part 31 from end face incision punching press in the right side, its opening punching press clout forms elastic contact chip 332, be provided with the interference salient point 333 that contacts (SLEEVE) with plug 8 formation pipes at elastic contact chip 332 horizontal part lower surfaces, in addition, 33 downsides outwards extend horizontally away weld part 34 in the right side.

Fixed terminal 4 contains a vertical flat plate main body 41, and this flat board main body 41 is up-narrow and down-wide, is a scalariform, is positioned at wide in dull and stereotyped main body 41 2 sides and respectively is provided with interference part 411; Narrow recessed offers breach 42 on dull and stereotyped main body 41, links to each other with an arc 43 between these breach 42 two side faces, has the arc protuberances 431 of outside protrusion in the middle of the arc 43, stretches out weld part 44 in 41 times wide outside levels of dull and stereotyped main body.

5 groups of " R " type conducting terminals are located in the open slot 236 of insulating body 2, " R " type conducting terminal 5 is the elastic contact part 512 that a front end has the wide-angle bending, what connect this elastic contact part 512 is the fixed part 511 of terminal, the pushing and drawing shape lamellar body of described fixed part 511 for widening, its edge presents dentate body, the respective grooves that is fastened in the groove 238 is interlocked (not shown), produces to interfere to reach the firm purpose of winding; Elastic contact part 512 has the configuration that better elastic sex change elastic force and this elastic contact part 512 are differential of the arc indent, and has interference part 513 in the lower end of this arcwall face, interference part 513 effectively contacts with plug 8 middle screen points by breach 238 in the open slot 237, and that interference part 513 and plug 8 are in contact with one another interference surface is less, and this makes plug 8 more smooth and easy in the plug use; The outside level of these terminal fixed part 511 downsides is stretched out weld part 514 in addition.

The horizontal part 61 of switched terminal 6 is " L " type state, it is bent to form fixed part 62 and Plug Division 63 separately along width portion two sides, this fixed part 62 is connected in the groove 235 of back recesses 25, its two side is provided with fixedly interference part 622, and end face is provided with a breach 621, outwards extend horizontally away weld part 63 in fixed part 62 lower ends; Plug Division 62 is strip structure, and it inserts through hole 251 and constitutes one group of switch terminal with rearmounted terminal 7.

Rearmounted terminal 7 is gone into from insulating body 2 rear end face groups, and it contains a vertical mainboard 71 and self-supporting mainboard 71 2 epitaxial lateral overgrowths are stretched and through being bent to form short splice portion 72, long splice portion 73; Wherein, this short splice portion 72 outwards stamps out fixation spring tab 721 from the side near the bending place is recessed, be provided with hangnail 722 at upper surface, stretch out and through bending back formation contact flat spring 74 for several times, these contact flat spring 74 front ends form the elastic contact part 741 of outside protrusion from short splice portion 72 front end faces; And long splice portion 73 forms oblong openings 731 near the end incision to the bending place, the cutting clout of this opening 731 inwardly forms elastic contact chip 732, these elastic contact chip 732 front end places are provided with the elastic contact part 733 and the flat part 734 of outside protrusion, this flat part 734 is provided with the salient point 735 with Plug Division 63 interferences, the elastic contact part 741 of the above, 733 form bilateral point with the plug 8 of pegging graft respectively contacts (TIP), these external long splice portion 73 upper surfaces are provided with the hangnail 736 that fastens with square opening 241, outwards extend horizontally away weld part 74 in the lower surface rear end.

Assembly program of the present utility model is performed such, earlier elastic conduction terminal 3 is installed on the preceding recess 23, salient point 333 passes breach 230 and enters into spliced eye receiving space 220, import fixed terminals 4 and from the second lateral opening groove, 236 installing " R " type conducting terminals 5 from insulating body 2 bottom surface accepting holes 239 then, its arc protuberance 431, interference part 513 pass respectively breach 240,237 enter into spliced eye accommodate between 220; At last switched

terminal

6 and 7 is installed from insulating body 2 rear ends successively, promptly finished whole connector installation procedure.(not please refer to shown in Figure 7) when public plug 8 inserts socket connector 1 as yet, switched terminal 6 Plug Divisions 63 contact with rearmounted terminal 7 interference salient points 735 and form the switching device of a circuit normally closed type; When banjo 8 inserts (please refer to shown in the 8th figure), banjo 8 connects with the elastic contact part 733,741 of rearmounted terminal 7, and forces the Plug Division 63 of switched terminal 6 to be separated with flat part salient point 735, reaches the purpose of transmitting telecommunication signal.

Claims

1. an audio socket connector includes an insulating body, it is characterized in that: this insulating body contains a rectangular body, the rounded protrusion of this insulating body leading flank and be provided with a hollow spliced eye, and this spliced eye is through to the insulating body rear end; Group is provided with an elastic conduction terminal, fixed terminal, " R " type conducting terminal, switched terminal and rearmounted terminal on insulating body, this elastic conduction terminal is fixed in the front end recess of insulating body, this switched terminal and rearmounted terminal constitute a switching device, and this postposition terminal embeds the insulating body rear end face; This elastic conduction terminal forms pipe contact point, this postposition terminal and the bilateral formation pin of plug contact point from insulating body upper surface and plug.

2. audio socket connector as claimed in claim 1, it is characterized in that: the rectangular body of this insulating body is provided with the preceding recess established for elasticity conducting terminal group, flat part successively, for the back recesses of switched terminal assembling, and this rectangular body rear end face is recessed certainly is provided with the interface that two rearmounted terminals of confession not of uniform size embed.

3. audio socket connector as claimed in claim 2, it is characterized in that: this preceding recess comprises the upper surface and the two sides of insulating body, the protuberance that this upper surface is provided with a breach and stretches out, preceding recess first side is provided with groove and two sides respectively are provided with groove, and second side is provided with the button portion of protrusion; This flat part rear end is provided with the square through hole that the rearmounted terminal long splice of confession portion hangnail fastens near first side; This back recesses contains the upper surface and second side, and its upper surface is provided with the square through hole that switched terminal is planted, and first side, two sides are provided with fixing groove; Be separated by with a wall between two interfaces, this two interfaces receiving space communicates and is one.

4. audio socket connector as claimed in claim 3, it is characterized in that: be provided with the arc accepting hole near second side at insulating body lower surface front end, be provided with the open slot recessed from the bottom surface between back recesses second side and preceding recess second side, open slot two sides are the recessed groove that is equipped with from the bottom surface.

5. audio socket connector as claimed in claim 4 is characterized in that: described accepting hole, open slot respectively are equipped with breach, and this breach runs through mutually with spliced eye.

6. audio socket connector as claimed in claim 1, it is characterized in that: this elastic conduction terminal comprise a horizontal part and with horizontal part about link to each other and left side, right side parallel to each other, this left side is provided with the square opening that engages with insulating body button portion, right side two sides are provided with a plurality of hangnails, be provided with the erose contact chip that communicates with horizontal part from right side end face incision, the lower surface of this contact chip is provided with contact and interferes salient point.

7. audio socket connector as claimed in claim 6 is characterized in that: these elastic conduction terminal horizontal part front end two sides are provided with chamfering, are provided with the oblique portion of an arc and match with preceding recess protuberance in the trailing flank limit of keeping right; The right side downside outwards extend horizontally away weld part.

8. audio socket connector as claimed in claim 1, it is characterized in that: fixed terminal contains a vertical flat plate, vertical flat plate is up-narrow and down-wide, dull and stereotyped narrow the recessed breach that is provided with of self-supporting, these breach two sides link to each other with an arc, have the arc protuberance of outside protrusion in the middle of its arc, wide outwards extend horizontally away weld part.

9. audio socket connector as claimed in claim 1, it is characterized in that: this switched terminal horizontal part is " L " type structure, it is bent to form fixed part and Plug Division separately along width portion two sides, and fixed part two sides are provided with fixedly interference part, and its lower end outwards extend horizontally away weld part; The Plug Division is strip structure.

10. as 1 described audio socket connector, it is characterized in that: this postposition terminal contains a vertical mainboard and stretches and through being bent to form the length Plug Division from mainboard two epitaxial lateral overgrowths, long splice portion front end face is provided with the Elastic Contact shell fragment, this contact flat spring front end forms the elastic contact part and the flat part of outside protrusion, and flat part is provided with and switched terminal Plug Division interference salient point; Short splice portion front end face is provided with stator, and upper side is provided with hangnail in short splice portion.

11. audio socket connected device as claimed in claim 10 is characterized in that: this long splice portion upper side is provided with the hangnail that fastens with the flat part square opening, and the downside rear end outwards extend horizontally away weld part; Short splice portion stretches out and through bending back formation contact flat spring for several times, this contact flat spring front end is provided with the elastic contact part of outside protrusion from leading flank.