CN2572595Y - Composite audio electric connector - Google Patents

Abstract

The utility model relates to a composite audio electric connector, which comprises an insulation body, a plurality of conductive terminals and auxiliary clip devices, wherein, the insulation body is a big and a small rectangular bodies which are abreast combined; the side face of the insulation body is provided with a jack for an audio plug to be inserted; the conductive terminals are arranged in prearranged groovy holes on the insulation body, and comprises a first, a second, a third and a fourth terminals arranged in the small rectangular body, and a fifth, a sixth and a seventh terminals arranged in the big rectangular body. The utility model integrates audio sockets of different apertures together, and causes functions of various sockets to be combined on one connector. If the composite audio electric connector is matched with multifunctional plugs, the composite audio electric connector simultaneously has functions of microphones, DC charge, detection, grounding, etc. The utility model can make the structure of electric connectors reduced.

Description

The composite audio electric connector

[technical field]

The utility model relates to a kind of electric connector, refers in particular to a kind of multifunctional composite audio-frequency electric connector with different apertures socket.

[background technology]

Have the audio socket that can produce sound effect and be widely used in the audiovisual acoustic product, its major function is to provide the transmission of voice signal between two systems.In recent years, along with the appearance of various legerity type electronic products, as the development of electronic products such as mobile phone, PDA, MP3 and mobile computer, the application of audio socket electric connector on these products is more capable important.Each electronic product all has its audio socket electric connector that exclusively is suitable for to occur, and such relevant product design please refer to United States Patent (USP) the 4th, 659, cases such as No. 167, No. 83215364, Taiwan patent, No. 99039140, China's Mainland patent.For in response to multi-purpose demand, the product that a kind of plug with different apertures is incorporated into a plug construction on market, occurred recently, and in order to be applicable to this plug more easily, Mobile Communications product dealer also begins to develop the audio socket of cooperation.

Simultaneously, the design of existing socket connector is to adopt through hole weldering mode to be welded on the circuit board mostly, and this is inappropriate for all quite limited light and handy shape electronic product of inner usage space and circuit board space; This socket connector mainly includes insulation shell, it is typically provided with the main part in tool hollow circuit cylinder hole, this hollow circuit cylinder hole promptly is made as the spliced eye that inserts for audio jack, the quite flexible contact portion of several conducting terminal tools then protrude into respectively in this spliced eye with the conducting of audio jack butt, and these conducting terminals respectively are extended with engagement legs to insulation shell, to weld in the welding hole that inserts corresponding setting on the circuit board.Except that these conducting terminals, generally be equipped with the terminal that is exclusively used in ground connection, to reach the effect of eliminating electrostatic charge and electromagnetic interference.

The audio-frequency electric connector of surface adhesion technology (SMT) type has appearred utilizing at present, but the most structure of conducting terminal of existing SMT type electric connector is comparatively complicated, need through multiple tracks punching out process, therefore need many covers or comparatively complicated mould to cooperate, make the relative raising of manufacturing cost.And, be used for the design that mode that the terminal of ground connection engages with insulating body has been continued to use existing through hole weldering type connector basically in the present SMT type audio-frequency electric connector, promptly be interlocked and combine by means of button hole on the terminal and the projection on the body, but this type of manner steadiness is relatively poor, promptly also come off because of the collision of external force, and this kind manner must increase terminal and insulating body during fabrication materials and increase structural complexity, this expenditure that will certainly raise the cost.

[utility model content]

For improving the disappearance of existing electric connector for socket, the purpose of this utility model provides a kind of composite audio electric connector, the socket connector of accepting of different-diameter is incorporated on the same structure, have microphone simultaneously to reach, function such as DC charging, detecting, ground connection, and can increase the audio jack tight power and the breakaway force in when plug, make product unlikely quality that has influence on transmission under the HI high impact environment, make the designs simplification of its terminal, can also can reduce manufacturing cost by ease of assembly.

Based on above-mentioned purpose, the utility model provides a kind of composite audio electric connector, comprises an insulating body, several conducting terminals and supplementary card folder device; It is characterized in that:

This insulating body is size two cuboids of combination side by side, establish a junction between two cuboids, this insulating body side is an interface, the center of each cuboid on this interface is provided with the spliced eye of the cylindrical shape of hollow, this spliced eye is through to the rear side end of insulating body towards inner extension of insulating body, make the inside of each cuboid form hollow, insert wherein for audio jack;

This conducting terminal is arranged in the default slotted eye on the insulating body, comprise the first, second, third and the 4th terminal of being located in the small rectangular body and the 5th, the 6th and the 7th terminal of being located in the big rectangular body, wherein, first and second terminal is same specification, the the 3rd and the 4th terminal is a switching device, five terminal is similar with first, second terminal, and just the span of contact jaw is bigger, and the 6th and the 7th terminal also is a switching device;

This supplementary card folder device comprises a cock body and two elastic clips, is to be fixed in the storing district of insulating body connecting portion bottom surface, can increase the effect of seizing on both sides by the arms for plug.

The utility model can also have following additional technical characterictic:

Front end at this spliced eye can be arranged with becket.

On the end face of this insulating body, can be provided with several grooved holes, this the first terminal, second terminal and five terminal insert in this grooved hole, the grooved hole site of this first terminal and second terminal is respectively on the small rectangular body on the insulating body, the grooved hole site of five terminal then on the big rectangular body on the insulating body, the position in this grooved hole respectively with the bottom surface of insulating body on each terminal portion of inserting of establishing form a channel.

This grooved hole has only the part and the internal run-through of insulating body, and this runs through part puts for contact site of this each terminal, and this grooved hole also fuses with recessed channel on the insulating body side.

On the end face of this big rectangular body and be provided with and cooperate fixing several of the 6th terminal and the 7th terminal to sting cuts.

Right flank at the big small rectangular body of insulating body is respectively equipped with recessed channel, grooved hole on this recessed channel and the insulating body end face is made as one, be provided with the draw-in groove road in this recessed channel, it is that shell fragment on the first terminal and five terminal fastens that the draw-in groove road is provided with a transverse part.

The left surface of the small rectangular body of this insulating body also is provided with recessed channel, and the grooved hole on this recessed channel and the insulating body end face is made as one, is provided with the draw-in groove road in this recessed channel, and it is that shell fragment on second terminal fastens that the draw-in groove road is provided with a transverse part.

Welding foot position after the structural design of recessed channel can make each terminal insert can meet the demand of SMT processing procedure.

Back segment bottom at the big rectangular body right flank of insulating body is provided with a recess, and this recess is the storing district of the 6th terminal welding foot, and the thorn cut of the vertical slot end of putting for the 6th terminal is then arranged in the centre of right flank.

Be provided with in the back segment bottom of the left surface of insulating body a recess as the storing district of the 3rd terminal welding foot with cooperates that the 3rd and the 4th terminal fixes several sting cuts.

Rear side end face at insulating body is the storing district of the 3rd terminal, the 4th terminal, the 6th terminal and the 7th terminal, wherein the storing district of the 3rd terminal and the 4th terminal is positioned at the trailing flank of small rectangular body, and the storing district of the 6th terminal and the 7th terminal is positioned at the trailing flank of big rectangular body.

In the small rectangular body rear side of insulating body near the two sides of bottom be provided with up and down twice by the rear lateral portion end face toward interior deep conduit, the degree of depth of last conduit is short in the 3rd terminal setting, the degree of depth of following conduit is long for the 4th terminal setting, be provided with horizontal thorn cut in the end of twice conduit up and down and pass left surface, the position, position of two thorn cuts is at same place.

Dual-side in the big rectangular body rear side of insulating body is provided with vertical slot, and the 6th terminal and the 7th terminal are arranged at vertical slot.

Bottom surface at the connecting portion of insulating body forms a hollow bulb, and this supplementary card folder device is placed in this hollow bulb.

This first terminal, second terminal and five terminal are all the structure of integral type, comprise a terminal body, and this terminal body both sides is up and down extended, and is provided with shell fragment on terminal body; Extended by the lower end of terminal body and to be provided with welding foot, the upper end is then extended and is provided with contact site, and this contact site is provided with semi-circular contact salient point.

The length of the sub-contact jaw of five terminal be the mated plug aperture and than the length of first, second termination contact end for long.

The 3rd terminal is parallel storing up and down with the 4th terminal, and the 3rd terminal and the 4th terminal keep in touch state.

The 3rd terminal that is positioned at the top is a fixed terminal, the 3rd terminal is plates, be provided with one in the front end middle part of terminal body and extend outstanding tongue piece, this tongue piece is the fixedly contact jaw of switch, and extend into the card division, location forward in the both sides of terminal body front end, this card division, location be the protuberance of giving prominence to side, extends a welding foot in the left side of the rear end of terminal body.

The 4th terminal that is positioned at the below is a contact terminal, the 4th terminal is a lengthy motion picture body, establish a contact flat spring in the middle part of terminal body, this contact flat spring is the Elastic Contact end of switch, and be provided with the clamping protuberance of fixed terminal at the dual-side of terminal body, extend a welding foot on the right side of the rear end of terminal body.

The 6th terminal is the parallel storing in the left and right sides with the 7th terminal, and the 6th terminal and the 7th terminal keep in touch state.

The 6th terminal that is positioned at the right side is a flexible terminal, the 6th terminal is a lengthy motion picture body, establish a contact flat spring in the middle part of terminal body, this contact flat spring is the Elastic Contact end of switch, and be provided with the clamping protuberance of fixed terminal at the dual-side of terminal body, right side bending an extending welding foot in the rear end of terminal body.

The 7th terminal that is positioned at the left side is a fixed terminal, be bent into the kink of C type to both sides by the terminal body of the 7th terminal, the kink of these both sides is the fixedly contact jaw and fixing assembly of switch, in the lower end of both sides kink is more abundant fixed contact, the top then is the clamping protuberance of fixed terminal, between fixed contact and clamping protuberance, has a hollow bulb, at the lower end of terminal body bending an extending welding foot.

This supplementary card folder device can comprise a U type locating piece and two supplementary card folders.

This U type locating piece is that a bottom is thicker, and two side ends is that the boundary extends upward to parallel holding section with a hollow bulb.

This supplementary card folder is a bending fastener, is that the support portion is extended to side respectively in the center with the kink.

The first terminal can be a detecting terminal.

Second terminal can be the terminal of raising one's voice of playback.

The 4th terminal can be the microphone terminal of a radio reception.

Five terminal can be a detecting terminal.

The 7th terminal can be the microphone terminal of a radio reception.

By above-mentioned explanation as can be known, composite audio electric connector of the present utility model has and commonly uses product more in the past and present better function of use, and is also quite convenient rapid in assembling simultaneously, can reduce assembling flow path, also with the suitable function of different apertures socket.

For making above-mentioned purpose of the present utility model and structure can allow to be familiar with this operator more clear, the appended icon of special cooperation is described in detail as follows the utility model with most preferred embodiment:

[description of drawings]

Fig. 1 is the three-dimensional exploded view of the utility model composite audio electric connector embodiment;

Fig. 2 is the three-dimensional combination figure of the utility model composite audio electric connector embodiment;

Fig. 3 is another visual angle three-dimensional exploded view of the utility model composite audio electric connector embodiment;

Fig. 4 is another visual angle three-dimensional combination figure of the utility model composite audio electric connector embodiment;

Fig. 5 is the A-A generalized section among Fig. 4;

Fig. 6 is the B-B generalized section among Fig. 2;

Fig. 7 is the utility model composite audio connector terminals circuit structure schematic diagram.

[embodiment]

See also shown in Fig. 1 to 4, the utility model composite audio electric connector 1 is the members such as the first terminal 21, second terminal 22, the 3rd terminal 23, the 4th terminal 24, five terminal 25, the 6th terminal 26, the 7th terminal 27 and supplementary card folder device 60 that include in an insulating body 10, the terminal group.

Wherein, this insulating body 10 is that big or small two cuboids are side by side in conjunction with the structure body that is constituted, form a junction 19 between two cuboids, flat side on this structure body is preceding interface 11, the center of each cuboid on this interface is provided with the spliced eye 111 of the cylindrical shape of hollow, wait spliced eye 111 further to be through to rear side end face 15 places of insulating body 10 thus towards insulating body 10 inner extensions, make the inside of each rectangular housing form hollow, can insert wherein for audio jack, be provided with becket 80 to strengthen the force intensity that is subjected to of spliced eye 111 at the front end sleeve of spliced eye 111; And on the end face 12 of insulating body 10, then be respectively equipped with several grooved holes 121 as the first terminal 21, spatial accommodation when second terminal 22 and five terminal 25 insert, wherein 121 positions, grooved hole of the first terminal 21 and second terminal 22 are respectively on the small rectangular body on the insulating body 10,121 positions, grooved hole of five terminal 25 are then on the big rectangular body on the insulating body 10, the structure of above-mentioned these slotted hole 121 mating terminals has only the part and the internal run-through of insulating body 10, this runs through the contact site 213 of part system for these terminals, 223,253 put, slotted hole 121 and with the side on recessed channel 131,141 fuse, to cooperate the clamping structure of these terminals; On the end face of big rectangular body and be provided with the some thorn cuts 122,123 that cooperate the 6 26 and the 7th terminal 27 to fix.

Right flank 13A at big small rectangular body, 13B is respectively equipped with recessed channel 131, slotted hole 121 on these recessed channels 131 and insulating body 10 end faces is total to structure for one, in these recessed channels 131, be provided with draw-in groove road 1311, one transverse part 1312 is arranged as the shell fragment 212 on the first terminal 21 and five terminal 25 on the draw-in groove road 1311,252 fasten, and make terminal be fixed in the slotted hole 121.Left surface 14 at small rectangular body also is provided with recessed channel 141 equally, the structure of the recessed channel 131 on the structure of this recessed channel 141 and the right flank 13 is identical, function is also just the same, and the welding foot position after recessed channel 131 and 141 structural design can make terminal insert can meet the demand of SMT processing procedure; In the back segment bottom of big rectangular body right flank 13A one recess 132 being arranged is the storing district of the 6th terminal 26 welding foots, and the thorn cut 133 of vertical slot 153 ends of putting for the 6th terminal 26 is then arranged in the centre of right flank 13A.The storing district and the some thorn cuts 142 that cooperate three 23 and four terminal 24 fix of one recess 143 as the 3rd terminal 23 welding foots arranged in the back segment bottom of left surface 14.

Rear side end face 15 at insulating body 10 is the storing district of the 3rd terminal 23, the 4th terminal 24, the 6th terminal 26 and the 7th terminal 27, wherein the storing district of the 3rd terminal 23 and the 4th terminal 24 is positioned at the trailing flank of small rectangular body, and the storing district of the 6th terminal 26 and the 7th terminal 27 is positioned at the trailing flank of big rectangular body; In the small rectangular body rear side near the two sides of bottom be provided with up and down twice by the rear lateral portion end face toward interior deep conduit 151 and 152, the short system of the degree of depth of last conduit 151 is provided with for the 3rd terminal 23, be provided with horizontal thorn cut 142 in the end of last conduit 151 and pass left surface 14, the long system of the degree of depth of following conduit 152 is provided with for the 4th terminal 24, and the end of following conduit 151 also is provided with horizontal thorn cut, and 142 of the thorn cuts of this thorn position of cut and last conduit 151 are at same place; As for the set-up mode of the 6th terminal 26 and the 7th terminal 27 then is that dual-side in the big rectangular body rear side is provided with vertical slot 153 and 154, wherein vertical slot 153 is positioned at the inwall of right flank, the top and bottom that tie up to housing are provided with by the rear lateral portion end face toward interior deep conduit, vertical slot 154 is made of left and right sides twice groove, be provided with horizontal thorn cut 123 in the end of this twice groove and pass end face 12, provide the convex and tip part 272 of the 7th terminal 27 fixing.

Be provided with except welding foot place on the bottom 16 of insulating body 10 the fixing thorn cut of recess and each terminal in each terminal, most important structural design is to form a hollow bulb 191 in the bottom surface of connecting portion 19, this hollow bulb 191 is to put for supplementary card folder device 60, for cooperating supplementary card folder 61,62 structure, the two sides 191A of this hollow bulb 191, there is the subregion to communicate on the 191B with the hollow inside of big small rectangular body, so that supplementary card folder 61,62 turn of bilge 611,621 can touch audio jack, and it is fastened; The middle part of hollow bulb 191 then is to put for the U type locating piece in the supplementary card folder device 60 63 simultaneously.And on the appropriate location of bottom 16, also be provided with positioning convex column 18.

Because of nearly seven of terminals of the present utility model, make flow process and reduce cost of manufacture for simplifying, the spy is designed to same specification with the first terminal 21 and second terminal 22, this two-terminal all is the structure for integral type, with a terminal body 211,221 is that extend both sides up and down at the center, be provided with shell fragment 212,222 in terminal body 211,221, these shell fragments 212,222 function is the fixed structure as terminal, the transverse part 1312 on itself and the aforesaid side recessed channel 131,141,1412 deductions are mutually fixed terminal; Extend into the welding foot 214,224 of terminal by the lower end of terminal body 211,221, the upper end then extends into the contact site 213,223 of terminal.Structure and the 1, second terminal 22 of being located at five terminal 25 on the big rectangular body are identical substantially, unique difference be the length of contact jaw be the mated plug aperture and than the length of the one 21, second terminal 22 contact jaws for long.The contact site 213,223,253 of the first terminal 21, second terminal 22 and five terminal 25 is to adopt semi-circular salient point way of contact design, so can avoid terminal because of the effect of height plug stress the lax situation of poor flow that causes of terminal to be taken place.

The 3rd terminal 23 and the 4th terminal 24 be the pair of switches terminal each other, therefore both structural designs be about parallel storing mode, so that both keep in touch state, therefore, the 3rd terminal 23 that will be positioned at the top is designed to fixed terminal, this terminal is plates, be provided with one in the front end middle part of body 231 and extend outstanding tongue piece 232, this tongue piece 232 is the fixedly contact jaw as switch, and extend into card division 233, location forward in the both sides of body 231 front ends, this card division 233, location be the protuberance of giving prominence to side, extends a welding foot 234 in the left side of the rear end of body 231.The 4th terminal 24 that is positioned at the below is designed to contact terminal, this terminal is a lengthy motion picture body, form a contact flat spring 242 in the middle part of body 241, this contact flat spring 242 is the Elastic Contact end as switch, and be provided with the clamping protuberance 243 of fixed terminal at the dual-side of body 241, extend a welding foot 244 on the right side of the rear end of body 241.

The 6th terminal 26 and the 7th terminal 27 be pair of switches terminal each other also, therefore both structural designs then are the parallel storing mode in the left and right sides, so that both keep in touch state, therefore, the 6th terminal 26 that will be positioned at the right side is designed to flexible terminal, its structure is similar with the 4th terminal 24, this terminal is a lengthy motion picture body, form a contact flat spring 262 in the middle part of body 26 1, this contact flat spring 262 is the Elastic Contact end as switch, and be provided with the clamping protuberance 263 of fixed terminal at the dual-side of body 261, right side bending an extending welding foot 264 in the rear end of body 261; The 7th terminal 27 that is positioned at the left side is designed to fixed terminal, it is configured to be bent into C type member by body 271 to both sides, with the kink of both sides as the fixedly contact jaw of switch with fix assembly, therefore be more abundant fixed contact 2721 in the lower end of both sides kink 272, the top then is the clamping protuberance 273 of fixed terminal, between fixed contact 2721 and clamping protuberance 273, there is a hollow bulb 274 to make clamping protuberance 273 produce elasticity in use, at the lower end of body 271 bending an extending welding foot 275.

The utility model also has an important lens, it promptly is supplementary card folder device 60, this device system is by a U type locating piece 63 and 61,62 formations of two supplementary card folders, wherein, this U type locating piece 63 is that a bottom 631 is thicker, two side ends is that the boundary extends upward to parallel holding section 632 with a hollow bulb 633, so that supplementary card folder 61,62 is pushed against the location when inserting the hollow bulb 191 of insulating body 10, supplementary card folder 61,62 is played a role; Supplementary card folder 61,62 is a bending fastener, can extend support portion 612,622 to side respectively with kink 611,621 for the center, in order to inconsistent with U type locating piece 63.

From above-mentioned structure explanation, assembling mode of the present utility model as can be known is earlier with the first terminal 21, second terminal 22 and five terminal 25 are packed in the grooved hole 121 on the insulating body 10 in regular turn, again from the rear end face of insulating body 10 in regular turn with the 3rd terminal 23, the 4th terminal 24 is inserted in the small rectangular body, both promptly form the switch of a contact condition, and then the 7th terminal 27 is placed in the big rectangular body, after again the 6th terminal 26 is inserted, make both promptly form the switch of a contact condition, again supplementary card folder device 60 is inserted in the hollow bulb 191 of insulating body 10 bottoms at last, promptly finish the assembling of whole composite audio electric connector.

After finishing, the utility model assembling can learn by the generalized section of the 5th figure, the 6th terminal 26 and the 7th terminal 27 are to be the state that contacts with each other in the big rectangular body of insulating body 10, form the switch of a long open type, after inserting, audio jack touches the contact flat spring 262 of the 6th terminal 26, this contact flat spring 262 and the 7th terminal 27 are removed and are touched state, and the 7th terminal 27 can independently be used; Simultaneously the plugs that protrude from the insulating body 10 of the kink 611 of supplementary card folder 61 insert channel, can the packing plug when plug is inserted, increase the plug steadiness; The same supplementary card folder 62 in insulating body 10 small rectangular bodies, the plug that protrudes from the insulating body 10 with its kink 621 inserts channel equally, can produce identical effect.Shown in the 6th figure, the 3rd terminal 23 and the 4th terminal 24 in the small rectangular body of insulating body 10 also are the state that contacts with each other, the same switch that forms a long open type, after inserting, audio jack touches the contact flat spring 242 of the 4th terminal 24, this contact flat spring 242 and the 3rd terminal 23 are removed and are touched state, and the 3rd terminal 23 can independently be used.

Shown in the 7th figure, by terminal circuit structure of the present utility model as can be known, design of the present utility model is quite clear and definite, the first terminal P1 is a detecting terminal, second terminals P 2 then is the terminal of raising one's voice (Speaker) of playback, the 3rd terminals P 3 and 4 of the 4th terminals P are switching device up and down, and wherein the 4th terminals P 4 is the microphone terminal (Microphone) of a radio reception simultaneously; The sub-P5 of five terminal also is a detecting terminal, and this terminal is also with the function of raising one's voice, and the 6th terminals P 6 and 7 of the 7th terminals P are the side switching device, and wherein the 7th terminals P 7 is the microphone terminal of a radio reception simultaneously, and is identical with the function of the 4th terminal.

By above-mentioned explanation, in the structural design of the present utility model as can be known, have some technical characterstics to be stated clearly: structural design of the present utility model makes every effort to simple, the first terminal 21, second terminal 22 and five terminal 25 are designed to close specification, and the corresponding groove of inserting also forms identical specification on insulating body 10, so all can save considerable time and cost when producing during with assembling; Next is to have set up supplementary card folder Design of device, makes it insert and take off when pulling out at plug, can strengthen the steadiness of plug, and reduce the phenomenon that gets loose of plug.

Claims (30)

1. a composite audio electric connector comprises an insulating body, several conducting terminals and supplementary card folder device; It is characterized in that:

This insulating body is size two cuboids of combination side by side, establish a junction between two cuboids, this insulating body side is an interface, the center of each cuboid on this interface is provided with the spliced eye of the cylindrical shape of hollow, this spliced eye is through to the rear side end of insulating body towards inner extension of insulating body, make the inside of each cuboid form hollow, insert wherein for audio jack;

This conducting terminal is arranged in the default slotted eye on the insulating body, comprise the first, second, third and the 4th terminal of being located in the small rectangular body and the 5th, the 6th and the 7th terminal of being located in the big rectangular body, wherein, first and second terminal is same specification, the the 3rd and the 4th terminal is a switching device, five terminal is similar with first, second terminal, and just the span of contact jaw is bigger, and the 6th and the 7th terminal also is a switching device;

This supplementary card folder device comprises a cock body and two elastic clips, is to be fixed in the storing district of insulating body connecting portion bottom surface.

2. composite audio electric connector as claimed in claim 1 is characterized in that: the front end sleeve at this spliced eye is provided with becket.

3. composite audio electric connector as claimed in claim 1, it is characterized in that: on the end face of this insulating body, be provided with several grooved holes, this the first terminal, second terminal and five terminal insert in this grooved hole, the grooved hole site of this first terminal and second terminal is respectively on the small rectangular body on the insulating body, the grooved hole site of five terminal then on the big rectangular body on the insulating body, the position in this grooved hole respectively with the bottom surface of insulating body on each terminal portion of inserting of establishing form a channel.

4. composite audio electric connector as claimed in claim 3, it is characterized in that: this grooved hole has only the part and the internal run-through of insulating body, this runs through part puts for contact site of this each terminal, and this grooved hole also fuses with recessed channel on the insulating body side.

5. composite audio electric connector as claimed in claim 1 is characterized in that: on the end face of this big rectangular body and be provided with and cooperate fixing several of the 6th terminal and the 7th terminal to sting cuts.

6. composite audio electric connector as claimed in claim 1, it is characterized in that: the right flank at the big small rectangular body of insulating body is respectively equipped with recessed channel, grooved hole on this recessed channel and the insulating body end face is made as one, be provided with the draw-in groove road in this recessed channel, it is that shell fragment on the first terminal and five terminal fastens that the draw-in groove road is provided with a transverse part.

7. composite audio electric connector as claimed in claim 1, it is characterized in that: the left surface at the small rectangular body of insulating body also is provided with recessed channel, grooved hole on this recessed channel and the insulating body end face is made as one, be provided with the draw-in groove road in this recessed channel, it is that shell fragment on second terminal fastens that the draw-in groove road is provided with a transverse part.

8. as claim 6 or 7 described composite audio electric connectors, it is characterized in that: the welding foot position after the structural design of recessed channel can make each terminal insert can meet the demand of SMT processing procedure.

9. composite audio electric connector as claimed in claim 1, it is characterized in that: the back segment bottom at the big rectangular body right flank of insulating body is provided with a recess, this recess is the storing district of the 6th terminal welding foot, and the thorn cut of the vertical slot end of putting for the 6th terminal is then arranged in the centre of right flank.

10. composite audio electric connector as claimed in claim 1 is characterized in that: be provided with in the back segment bottom of the left surface of insulating body a recess as the storing district of the 3rd terminal welding foot with cooperates that the 3rd and the 4th terminal fixes several sting cuts.

11. composite audio electric connector as claimed in claim 1, it is characterized in that: the rear side end face at insulating body is the storing district of the 3rd terminal, the 4th terminal, the 6th terminal and the 7th terminal, wherein the storing district of the 3rd terminal and the 4th terminal is positioned at the trailing flank of small rectangular body, and the storing district of the 6th terminal and the 7th terminal is positioned at the trailing flank of big rectangular body.

12. composite audio electric connector as claimed in claim 1, it is characterized in that: in the small rectangular body rear side of insulating body near the two sides of bottom be provided with up and down twice by the rear lateral portion end face toward interior deep conduit, the degree of depth of last conduit is short in the 3rd terminal setting, the degree of depth of following conduit is long for the 4th terminal setting, be provided with horizontal thorn cut in the end of twice conduit up and down and pass left surface, the position, position of two thorn cuts is at same place.

13. composite audio electric connector as claimed in claim 1 is characterized in that: the dual-side in the big rectangular body rear side of insulating body is provided with vertical slot, and the 6th terminal and the 7th terminal are arranged at vertical slot.

14. composite audio electric connector as claimed in claim 1 is characterized in that: the bottom surface at the connecting portion of insulating body forms a hollow bulb, and this supplementary card folder device is placed in this hollow bulb.

15. composite audio electric connector as claimed in claim 1, it is characterized in that: this first terminal, second terminal and five terminal are all the structure of integral type, comprise a terminal body, this terminal body both sides is up and down extended, and is provided with shell fragment on terminal body; Extended by the lower end of terminal body and to be provided with welding foot, the upper end is then extended and is provided with contact site, and this contact site is provided with semi-circular contact salient point.

16. composite audio electric connector as claimed in claim 1 is characterized in that: the length of the sub-contact jaw of five terminal be the mated plug aperture and than the length of first, second termination contact end for long.

17. composite audio electric connector as claimed in claim 1 is characterized in that: the 3rd terminal is parallel storing up and down with the 4th terminal, and the 3rd terminal and the 4th terminal keep in touch state.

18. composite audio electric connector as claimed in claim 17, it is characterized in that: the 3rd terminal that is positioned at the top is a fixed terminal, the 3rd terminal is plates, be provided with one in the front end middle part of terminal body and extend outstanding tongue piece, this tongue piece is the fixedly contact jaw of switch, and extending into the card division, location forward in the both sides of terminal body front end, this card division, location be the protuberance of giving prominence to side, extends a welding foot in the left side of the rear end of terminal body.

19. composite audio electric connector as claimed in claim 17, it is characterized in that: the 4th terminal that is positioned at the below is a contact terminal, the 4th terminal is a lengthy motion picture body, establish a contact flat spring in the middle part of terminal body, this contact flat spring is the Elastic Contact end of switch, and be provided with the clamping protuberance of fixed terminal at the dual-side of terminal body, extend a welding foot on the right side of the rear end of terminal body.

20. composite audio electric connector as claimed in claim 1 is characterized in that: the 6th terminal is the parallel storing in the left and right sides with the 7th terminal, and the 6th terminal and the 7th terminal keep in touch state.

21. composite audio electric connector as claimed in claim 20, it is characterized in that: the 6th terminal that is positioned at the right side is a flexible terminal, the 6th terminal is a lengthy motion picture body, establish a contact flat spring in the middle part of terminal body, this contact flat spring is the Elastic Contact end of switch, and be provided with the clamping protuberance of fixed terminal at the dual-side of terminal body, right side bending an extending welding foot in the rear end of terminal body.

22. composite audio electric connector as claimed in claim 20, it is characterized in that: the 7th terminal that is positioned at the left side is a fixed terminal, be bent into the kink of C type to both sides by the terminal body of the 7th terminal, the kink of these both sides is the fixedly contact jaw and fixing assembly of switch, in the lower end of both sides kink is more abundant fixed contact, the top then is the clamping protuberance of fixed terminal, between fixed contact and clamping protuberance, has a hollow bulb, at the lower end of terminal body bending an extending welding foot.

23. composite audio electric connector as claimed in claim 1 is characterized in that: this supplementary card folder device comprises a U type locating piece and two supplementary card folders.

24. composite audio electric connector as claimed in claim 23 is characterized in that: this U type locating piece is that a bottom is thicker, and two side ends is that the boundary extends upward to parallel holding section with a hollow bulb.

25. composite audio electric connector as claimed in claim 23 is characterized in that: this supplementary card folder is a bending fastener, is that the support portion is extended to side respectively in the center with the kink.

26. composite audio electric connector as claimed in claim 1 is characterized in that: the first terminal is a detecting terminal.

27. composite audio electric connector as claimed in claim 1 is characterized in that: second terminal is the terminal of raising one's voice of playback.

28. composite audio electric connector as claimed in claim 1 is characterized in that: the 4th terminal is the microphone terminal of a radio reception.

29. composite audio electric connector as claimed in claim 1 is characterized in that: five terminal is a detecting terminal.

30. composite audio electric connector as claimed in claim 1 is characterized in that: the 7th terminal is the microphone terminal of a radio reception.

Images