CN203553418U - Earphone socket - Google Patents
Earphone socket Download PDFInfo
- Publication number
- CN203553418U CN203553418U CN201320608963.0U CN201320608963U CN203553418U CN 203553418 U CN203553418 U CN 203553418U CN 201320608963 U CN201320608963 U CN 201320608963U CN 203553418 U CN203553418 U CN 203553418U
- Authority
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- Prior art keywords
- terminal
- contact site
- plastic cement
- jack
- cement pedestal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000004033 plastic Substances 0.000 claims abstract description 63
- 239000002184 metal Substances 0.000 claims abstract description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 65
- 239000004568 cement Substances 0.000 claims description 57
- 238000004080 punching Methods 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 5
- 230000013011 mating Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 15
- 230000015572 biosynthetic process Effects 0.000 description 6
- 206010058109 Hangnail Diseases 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model discloses an earphone socket, it includes: a plastic base with a jack, a terminal set and a metal shell; the tail ends of the contact parts in the first, second and third terminals in the terminal group are respectively inserted into the first, second and third terminal grooves formed in the plastic base and are respectively abutted against the inner walls of the first, second and third terminal grooves, so that the contact parts in the first, second and third terminals are protruded into the jack through the self elasticity; the fifth terminal and the sixth terminal in the terminal group are inserted and embedded in a fifth terminal groove and a sixth terminal groove which are formed in the plastic base, and the contact parts of the fifth terminal and the sixth terminal extend along the backward direction of the jack port; an elastic plastic tongue piece is arranged between the fifth terminal groove and the jack, the outer side of the elastic plastic tongue piece protrudes out of the jack, the inner side of the elastic plastic tongue piece is abutted against the contact part of the fifth terminal, the contact part of the sixth terminal is positioned right behind the tail end of the contact part in the fifth terminal, and a gap is formed between the contact part and the contact part. The utility model discloses stable in structure can guarantee that terminal and plug contact back can not warp, its long service life.
Description
Technical field:
The utility model relates to connector product technical field, refers in particular to a kind of Stability Analysis of Structures, can guarantee can not be out of shape after terminal contacts with plug, so that improve the earphone socket of useful life, assurance and plug conducting quality.
Background technology:
Electric connector is in order to the main adaptor as electric signal transmission in various electronic product, wherein, be provided as specially the audio connector of audio signal input/output, more be widely used in all kinds of video and audio products, particularly in recent years, along with various portable electronic products are fast-developing, as mobile phone, PDA(Personal Digital Assistant), MP3 walkman, recording pen, mobile computer, apple iPOD etc., also use widely the audio interface (earphone socket) of all size.
At present, occur on the market an earphone socket, it comprises: an insulating base and be installed on the terminal group in insulating base, and described insulating base has a jack, and this jack extends to insulating base rear end.In described terminal group, the contact site of terminal is all revealed in jack, and the pin portion of terminal is all revealed in outside insulating base lower surface.
Above-mentioned earphone socket has the following disadvantages:
1, earphone socket in use, inserts by plug in the jack of insulating base, and with terminal group in the contact site of terminal conflict so that form and be electrically connected.After pulling the plug out of the socket, in terminal group, the contact site of terminal resets by the elastic force of self, and now, in this terminal, the end of contact site greatly may can excessively eject in the process resetting, so that is revealed in jack.When plug inserts the jack of insulating base again, can compress with the end of contact site in terminal, the very big like this end of contact site in terminal may being crushed or compressive strain, so that greatly reduce useful life of earphone socket.
2, terminal group includes paired switch terminal, the contact site of this switch terminal is all along being extended to port direction by jack bottom, insert contrary direction with plug and extend, and after the contact site of this switch terminal is direct and plug is conflicted, just realize object closed or that open.Such structure is understood by briquetting after repeatedly conflicting with plug, and causes its switch contact reliability not high, affects the normal work of earphone socket.
3, above-mentioned earphone socket is just welded and fixed by pin portion and the pcb board of terminal, there is no other supplementary structure and carries out assist location, cause between earphone socket and pcb board be connected stable not.
Utility model content:
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of Stability Analysis of Structures is provided, and can guarantee can not be out of shape after terminal contacts with plug, so that improve the earphone socket of useful life, assurance and plug conducting quality.
In order to solve the problems of the technologies described above, the utility model has adopted following technical proposals: this earphone socket comprises: plastic cement pedestal, the metal shell that is arranged at the terminal group in plastic cement pedestal and is covered in plastic cement pedestal periphery, wherein, plastic cement pedestal front end is formed with an annular protrusion, offers backward the jack that connects plastic cement pedestal along annular protrusion; Terminal group includes six terminals, wherein, in first, second and third terminal, the end of contact site is inserted and is embedded in first, second and third terminal groove of offering in described plastic cement pedestal respectively, and respectively with the inwall of first, second and third terminal groove against, make contact site in first, second and third terminal convexedly stretch in described jack by the elastic force of self; The 5th, six described terminals are inserted and are embedded in the 5th, six terminal grooves of offering in described plastic cement pedestal, and the contact site of the 5th, six terminals extends along jack port direction backward; Between described five terminal pilot trench and jack, be provided with an Elastic plastic-rubber tongue piece, Elastic plastic-rubber tongue piece outside protrudes from jack, conflict with the contact site of Five-terminals in inner side, the dead astern of contact site contact site end in Five-terminals of described the 6th terminal, and between be formed with interval.
Furthermore, in technique scheme, first, second and third described terminal includes: main part, contact site and pin portion that integrated punching forms, wherein, contact site and pin portion lay respectively at the described upper and lower two ends of main part, and extend to direction of both ends.
Furthermore, in technique scheme, the 5th, six described terminals include: a main part, the contact site that integrated punching forms in main part and the pin portion that takes shape in main part lower end, wherein, the bearing of trend of contact site and pin portion towards consistent; The contact site of described Five-terminals has one for the protrusion of conflicting with described Elastic plastic-rubber tongue piece and the kink that is positioned at protrusion end, in the contact site of described the 6th terminal, be formed with convex closure, this convex closure is positioned at kink dead astern, and between it, is formed with interval.
Furthermore, in technique scheme, the 4th described terminal comprises: main part, take shape in the pin portion of main part lower end and the contact site that extends upward and be bent to form along main part downwards.
Furthermore, in technique scheme, described first, second and third terminal groove is provided with opening towards a side of described jack; In first, second and third described terminal, the end of contact site is formed with kink through precompressed, and by this kink respectively with the inwall of first, second and third terminal groove against, the bump that makes contact site in first, second and third terminal is revealed in jack through this opening by the elastic force of self.
Furthermore, in technique scheme, described first, second, third and fourth, five, six terminal grooves are offered to annular protrusion direction by plastic cement base bottom, and described plastic cement base bottom is provided with for the pin portion to the second terminal and carries out spacing stopper slot in the second terminal groove side.
Furthermore, in technique scheme, the pin portion of described the second terminal forms one first kink through twice precompressed, and in the width size of this first kink and described plastic cement base bottom, the width size of stopper slot is suitable.
Furthermore, in technique scheme, the 4th described terminal is inserted and is embedded in the 4th terminal groove of offering in described plastic cement pedestal, the 4th terminal groove is provided with opening towards a side of described jack, wherein, the end of contact site bending in the 4th terminal, and with the 4th terminal groove inwall against, the bump that makes contact site in the 4th terminal is revealed in jack through this opening by the elastic force of self.
Furthermore, in technique scheme, the bottom of described plastic cement pedestal is provided with several for the boss with pcb board location.
Furthermore, in technique scheme, the bottom of described plastic cement pedestal is provided with draw-in groove, and described metal shell lower end is formed with the card mating with this draw-in groove, and this card is riveting in this draw-in groove, makes metal shell and plastic cement pedestal form stable assembling.
Adopt after technique scheme, the utility model has following beneficial effect compared with prior art:
1, the kink that in the utility model, in first, second and third terminal, the end of contact site forms through precompressed respectively with plastic cement pedestal in first, second and third terminal groove inwall against, the bump that makes contact site in first, second and third terminal is revealed in jack by the elastic force of self, in addition, the end of contact site bending in the 4th terminal, and with plastic cement pedestal in the 4th terminal groove inwall against, the bump that makes contact site in the 4th terminal is revealed in jack by the elastic force of self.Above-mentioned first, two, three, the assembling mode of four terminals and plastic cement pedestal can make after at plug, the jack from plastic cement pedestal is extracted, first, two, three, in four terminals, the protrusion of contact site all can excessively not eject, only have first, two, three, in four terminals, the protrusion of contact site can be revealed in jack again, and first, two, three, in four terminals, the end of contact site is still with first, two, three, four terminal grooves against, so that can guarantee first, two, three, four terminals also can not collapse under pressure or compressive strain after repeatedly conflicting with plug, useful life of the present utility model and quality have greatly been improved.
2, in the utility model the 5th, six terminals are as paired switch terminal, and its contact site extends along jack port direction backward, in addition, at plug, insert after the jack of plastic cement pedestal, plug and be positioned at the Elastic plastic-rubber tongue piece of conflicting with the contact site of Five-terminals and compress, the contact site that active force by Elastic plastic-rubber tongue piece promotes Five-terminals moves towards the direction of the contact site of the 6th terminal, until the contact site of Five-terminals contacts with the contact site of the 6th terminal, the 5th described in, six terminals directly do not contact with plug, can guarantee like this 5th, six terminals can not pushed by plug and be out of shape, and can guarantee the 5th, the reliability contacting between six terminals, so that can improve service quality of the present utility model.
3, the utility model is not only welded and is positioned on pcb board by terminal group, and that plastic cement pedestal lower surface is provided with is several for the boss with pcb board location, and by this boss and pcb board formation assist location, to guarantee that plastic cement pedestal stable position is on pcb board.
Accompanying drawing explanation:
Fig. 1 is stereogram of the present utility model;
Fig. 2 is the stereogram at another visual angle of the utility model;
Fig. 3 is three-dimensional exploded view of the present utility model;
Fig. 4 is the first internal structure schematic diagram of the present utility model;
Fig. 5 is the local enlarged diagram of A part in Fig. 4;
Fig. 6 is the second internal structure schematic diagram of the present utility model;
Fig. 7 is that plug inserts the first schematic diagram after the utility model;
Fig. 8 is that plug inserts the second schematic diagram after the utility model;
Description of reference numerals:
1 plastic cement pedestal 10 jacks
101 first end pilot trench 102 second terminal grooves
103 the 3rd terminal groove 104 the 4th terminal grooves
105 five terminal pilot trench 106 the 6th terminal grooves
11 annular protrusion 12 boss
13 stopper slot 14 draw-in grooves
15 Elastic plastic-rubber tongue piece 2 terminal group
21 the first terminal 211 main parts
212 contact site 213 pin portions
22 second terminal 221 main parts
222 contact site 223 pin portions
224 first kink 23 the 3rd terminals
231 main part 232 contact sites
233 pin portion 24 the 4th terminals
241 main part 243 pin portions
242 contact site 25 Five-terminals
251 main part 252 contact sites
253 pin portion 254 protrusions
255 kinks 26 the 6th terminal
261 main part 262 contact sites
263 pin portion 264 convex closures
3 metal shell 31 cards
32 pin 33 through holes
Embodiment:
Below in conjunction with specific embodiments and the drawings, the utility model is further illustrated.
Shown in 1-6, a kind of earphone socket, comprise: plastic cement pedestal 1, the metal shell 3 that is arranged at the terminal group 2 in plastic cement pedestal 1 and is covered in plastic cement pedestal 1 periphery, wherein, plastic cement pedestal 1 front end is formed with an annular protrusion 11, offers backward the jack 10 that connects plastic cement pedestal 1 along annular protrusion 11.
Described plastic cement pedestal 1 bottom to annular protrusion 11 directions offer for terminal group 2 assembling first, second, third and fourth, five, six terminal grooves 101,102,103,104,105,106, wherein, this first, second, third and fourth, five, six terminal grooves 101,102,103,104,105,106 are positioned at the periphery of described jack 10, and in first, second, third and fourth terminal groove 101,102,103,104, are respectively arranged with the opening that connects jack 10; Between described five terminal pilot trench 105 and jack 10, be provided with an Elastic plastic-rubber tongue piece 15 movably.
The bottom of described plastic cement pedestal 1 is provided with several for the boss 12 with pcb board location, and form assist location by this boss and pcb board, make the utility model not only by terminal group 2 welding, be positioned on pcb board, to guarantee that plastic cement pedestal 1 stable position is on pcb board.
Described terminal group 2 comprise respectively insert embedding be installed in plastic cement pedestal 1 first, second, third and fourth, five, six terminals 21,22,23,24,25,26.Wherein, this first, second, third and fourth, five, six terminals 21,22,23,24,25,26 insert be respectively embedded in plastic cement pedestal 1 first, second, third and fourth, in five, six terminal grooves 101,102,103,104,105,106.
Described the first terminal 21 comprises: main part 211, contact site 212 and pin portion 213 that integrated punching forms, wherein, contact site 212 and pin portion 213 lay respectively at described main part, and Shang Xia 211 two ends, and extend to direction of both ends, these main part 211 dual-sides form a hangnail, and contact site 212 has the kink of protrusion and protrusion end process precompressed formation.
Described the first terminal 21 is inserted and is embedded in the first end pilot trench 101 in plastic cement pedestal 1, wherein, in the first terminal 21 kink of contact site 212 ends and the inwall of first end pilot trench 101 against, the protrusion that makes contact site 212 in the first terminal 21 is revealed in jack 10 through the opening of first end pilot trench 101 sides by the elastic force of self, and the kink of protrusion end is concealed in first end pilot trench 101.
The second described terminal 22 comprises: main part 221, contact site 222 and pin portion 223 that integrated punching forms, wherein, contact site 222 and pin portion 223 lay respectively at described main part, and Shang Xia 221 two ends, and extend to direction of both ends, these main part 211 dual-sides form two hangnails, and contact site 222 has the kink of protrusion and protrusion end process precompressed formation.The pin portion 223 of described the second terminal 22 forms one first kink 224 through twice precompressed.
The second described terminal 22 is inserted and is embedded in the second terminal groove 102 in plastic cement pedestal 1, wherein, in the second terminal 22 kink of contact site 222 ends and the inwall of the second terminal groove 102 against, the protrusion that makes contact site 222 in the second terminal 22 is revealed in jack 10 through the opening of the second terminal groove 102 sides by the elastic force of self, and the kink of protrusion end is concealed in the second terminal groove 102.
In addition, described plastic cement pedestal 1 bottom is provided with for the pin portion 223 to the second terminal 22 and carries out spacing stopper slot 13 in the second terminal groove 102 sides, wherein, in the width size of this stopper slot 13 and described the second terminal 22, the width size of the first kink 224 of pin portion 223 is suitable, so that can carry out pin portion 223 in the second terminal 22 spacingly, make that the second terminal 22 is stable to be installed in described plastic cement pedestal 1.
The 3rd described terminal 23 comprises: main part 231, contact site 232 and pin portion 233 that integrated punching forms, wherein, contact site 232 and pin portion 233 lay respectively at described main part, and Shang Xia 231 two ends, and extend to direction of both ends, these main part 211 dual-sides form two hangnails, and contact site 232 has the kink of protrusion and protrusion end process precompressed formation.
The 3rd described terminal 23 is inserted and is embedded in the 3rd terminal groove 103 in plastic cement pedestal 1, wherein, in the 3rd terminal 23 kink of contact site 232 ends and the inwall of the 3rd terminal groove 103 against, the protrusion that makes contact site 232 in the 3rd terminal 23 is revealed in jack 10 through the opening of the 3rd terminal groove 103 sides by the elastic force of self, and the kink of protrusion end is concealed in the 3rd terminal groove 103.
The 4th described terminal 24 comprises: main part 241, take shape in the pin portion 243 of main part 241 lower ends and the contact site 242 that extends upward and be bent to form along main part 241 downwards, in pin portion 243, form waveform bending, and contact site 242 has the kink of protrusion and protrusion end process precompressed formation, and this bending part is in main part 241 dead aheads.
The 4th described terminal 24 is inserted and is embedded in the 4th terminal groove 104 in plastic cement pedestal 1, wherein, in the 4th terminal 24 kink of contact site 242 ends and the inwall of the 4th terminal groove 104 against, the protrusion that makes contact site 242 in the 4th terminal 24 is revealed in jack 10 through the opening of the 4th terminal groove 104 sides by the elastic force of self, and the kink of protrusion end is concealed in the 4th terminal groove 104.
Described Five-terminals 25 comprises: a main part 251, the contact site 252 that integrated punching forms in main part 251 and the pin portion 253 that takes shape in main part 251 lower ends, wherein, the bearing of trend of contact site 252 and pin portion 253 towards consistent, these main part 251 dual-sides form two hangnails.
The 6th described terminal 26 includes: a main part 261, the contact site 262 that integrated punching forms in main part 261 and the pin portion 263 that takes shape in main part 261 lower ends, wherein, the bearing of trend of contact site 262 and pin portion 263 towards consistent, these main part 261 dual-sides form two hangnails.
The contact site 252 of described Five-terminals 25 has one for the protrusion 254 of conflicting with described Elastic plastic-rubber tongue piece 15 and the kink 255 that is positioned at protrusion 254 ends, in the contact site 262 of described the 6th terminal 26, is formed with convex closure 264.
Described Five-terminals 25 and the 6th terminal 26 are inserted and are embedded in the five terminal pilot trench 105 and the 6th terminal groove 106 of offering in described plastic cement pedestal 1 respectively, and five, the contact site of six terminals 25,26 extends along jack 10 ports direction backward, now, the protrusion 254 of Five-terminals 25 is conflicted with Elastic plastic-rubber tongue piece 15 inner sides (another side of relative jack).The contact site 262 of described the 6th terminal 26 is arranged in the dead astern of Five-terminals 25 contact site 252 ends, and between be formed with interval, particularly, the convex closure 264 of the contact site 262 of the 6th terminal 26 is arranged in Five-terminals 25 kink 255 dead asterns, and between it, be formed with interval, form a pair of normal open switch.
The bottom of described plastic cement pedestal 1 is provided with draw-in groove 14, and described metal shell 3 lower ends are formed with the card 31 mating with this draw-in groove 14, and this card 31 is riveting in this draw-in groove 14, makes metal shell 3 and plastic cement pedestal 1 form stable assembling.In addition, metal shell 3 lower ends also form pin 32, and by the stable assembling of this pin 32 and pcb board.On described metal shell 3, be provided with the through hole 33 that the annular protrusion 11 for described plastic cement pedestal 1 passes.
Shown in Fig. 7,8, when the utility model is used, by a plug 4, insert in the jack 10 of described plastic cement pedestal 1, wherein plug 4 compresses with the contact site 212,222,232,242 of described first, second, third and fourth terminal 21,22,23,24 respectively, and formation electrically conducts.In addition, this plug 4 promotes described Elastic plastic-rubber tongue piece 15 and moves, and the contact site 252 that Elastic plastic-rubber tongue piece 15 promotes Five-terminals 25 moves towards the direction of the contact site 262 of the 6th terminal 26, until the convex closure 264 in the contact site 262 of the kink 255 in the contact site 252 of Five-terminals 25 and the 6th terminal 2 contacts, make Five-terminals 25 and the 6th terminal 26 electrically conduct.Because the 5th, six described terminals directly do not contact with plug, can guarantee that like this 5th, six terminals can not pushed by plug and be out of shape, and can guarantee the reliability that contacts between the 5th, six terminals, so that can improve service quality of the present utility model.
After plug 4 is extracted, described first, two, three, four terminals 21, 22, 23, in 24, contact site 212, 222, 232, 242 protrusion all can excessively not eject, only have first, two, three, four terminals 21, 22, 23, in 24, contact site 212, 222, 232, 242 protrusion can be revealed in jack again, and first, two, three, four terminals 21, 22, 23, in 24, the end of contact site is still with first, two, three, four terminal grooves against, so that can guarantee first, two, three, four terminals 21, 22, 23, 24 also can not collapse under pressure or compressive strain after repeatedly conflicting with plug, useful life of the present utility model and quality have greatly been improved.In addition, the contact site of Elastic plastic-rubber tongue piece 15 and Five-terminals 25 252 resets, and makes the convex closure 264 in the contact site 262 of kink 255 in the contact site 252 of Five-terminals 25 and the 6th terminal 2 separated, and forms interval.
Certainly, the foregoing is only specific embodiment of the utility model, be not to limit the utility model practical range, all according to equivalence variation or modification that described in the utility model claim, structure, feature and principle are done, all should be included in the utility model claim.
Claims (10)
1. an earphone socket, comprise: plastic cement pedestal (1), the metal shell (3) that is arranged at the terminal group (2) in plastic cement pedestal (1) and is covered in plastic cement pedestal (1) periphery, it is characterized in that: described plastic cement pedestal (1) front end is formed with an annular protrusion (11), along annular protrusion (11), offer backward the jack (10) that connects plastic cement pedestal (1); Described terminal group (2) includes six terminals, wherein, in first, second and third terminal (21,22,23), the end of contact site is inserted and is embedded in first, second and third terminal groove (101,102,103) of offering in described plastic cement pedestal (1) respectively, and respectively with the inwall of first, second and third terminal groove (101,102,103) against, make contact site in first, second and third terminal (21,22,23) convexedly stretch in described jack (10) by the elastic force of self; Described the 5th, six terminals (25,26) are inserted and are embedded in the 5th, six terminal grooves (105,106) of offering in described plastic cement pedestal (1), and the contact site of the 5th, six terminals (25,26) extends along jack (10) port direction backward; Between described five terminal pilot trench (105) and jack (10), be provided with an Elastic plastic-rubber tongue piece (15), Elastic plastic-rubber tongue piece (15) outside protrudes from jack (10), conflict with the contact site of Five-terminals (25) in inner side, the dead astern of contact site contact site end in Five-terminals (25) of described the 6th terminal (26), and between be formed with interval.
2. a kind of earphone socket according to claim 1, it is characterized in that: first, second and third described terminal (21,22,23) includes: main part, contact site and pin portion that integrated punching forms, wherein, contact site and pin portion lay respectively at the described upper and lower two ends of main part, and extend to direction of both ends.
3. a kind of earphone socket according to claim 1, it is characterized in that: described the 5th, six terminals (25,26) include: a main part, the contact site that integrated punching forms in main part and the pin portion that takes shape in main part lower end, wherein, the bearing of trend of contact site and pin portion towards consistent; The contact site of described Five-terminals (25) has one for the protrusion of conflicting with described Elastic plastic-rubber tongue piece (15) and the kink that is positioned at protrusion end, in the contact site of described the 6th terminal (26), be formed with convex closure, this convex closure is positioned at kink dead astern, and between it, is formed with interval.
4. a kind of earphone socket according to claim 1, is characterized in that: the 4th described terminal (24) comprising: main part, take shape in the pin portion of main part lower end and the contact site that extends upward and be bent to form along main part downwards.
5. a kind of earphone socket according to claim 2, is characterized in that: described first, second and third terminal groove (101,102,103) is provided with opening towards a side of described jack (10); In first, second and third described terminal (21,22,23), the end of contact site is formed with kink through precompressed, and by this kink respectively with the inwall of first, second and third terminal groove (101,102,103) against, the bump that makes contact site in first, second and third terminal (21,22,23) is revealed in jack (10) through this opening by the elastic force of self.
6. a kind of earphone socket according to claim 5, it is characterized in that: described first, second, third and fourth, five, six terminal grooves (101,102,103,104,105,106) are offered to annular protrusion (11) direction by plastic cement pedestal (1) bottom, and described plastic cement pedestal (1) bottom is provided with for the pin portion of the second terminal (22) is carried out to spacing stopper slot (13) in the second terminal groove (102) side.
7. a kind of earphone socket according to claim 6, it is characterized in that: the pin portion (223) of described the second terminal (22) forms one first kink (224) through twice precompressed, in the width size of this first kink (224) and described plastic cement pedestal (1) bottom, the width size of stopper slot (13) is suitable.
8. a kind of earphone socket according to claim 4, it is characterized in that: the 4th described terminal (24) is inserted and is embedded in the 4th terminal groove (104) of offering in described plastic cement pedestal (1), the 4th terminal groove (104) is provided with opening towards a side of described jack (10), wherein, the end of contact site bending in the 4th terminal (24), and with the 4th terminal groove (104) inwall against, the bump that makes contact site in the 4th terminal (24) is revealed in jack (10) through this opening by the elastic force of self.
9. according to a kind of earphone socket described in claim 1-8 any one, it is characterized in that: the bottom of described plastic cement pedestal (1) is provided with several for the boss (12) with pcb board location.
10. according to a kind of earphone socket described in claim 1-8 any one, it is characterized in that: the bottom of described plastic cement pedestal (1) is provided with draw-in groove (14), described metal shell (3) lower end is formed with the card (31) mating with this draw-in groove (14), this card (31) is riveting in this draw-in groove (14), makes metal shell (3) and plastic cement pedestal (1) form stable assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320608963.0U CN203553418U (en) | 2013-09-29 | 2013-09-29 | Earphone socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320608963.0U CN203553418U (en) | 2013-09-29 | 2013-09-29 | Earphone socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203553418U true CN203553418U (en) | 2014-04-16 |
Family
ID=50471490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320608963.0U Expired - Fee Related CN203553418U (en) | 2013-09-29 | 2013-09-29 | Earphone socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203553418U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703153A (en) * | 2016-03-11 | 2016-06-22 | 广东欧珀移动通信有限公司 | Headphone socket and terminal |
| CN107687625A (en) * | 2017-09-09 | 2018-02-13 | 东莞金准电器有限公司 | A kind of screw thread transfer head |
-
2013
- 2013-09-29 CN CN201320608963.0U patent/CN203553418U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703153A (en) * | 2016-03-11 | 2016-06-22 | 广东欧珀移动通信有限公司 | Headphone socket and terminal |
| CN107687625A (en) * | 2017-09-09 | 2018-02-13 | 东莞金准电器有限公司 | A kind of screw thread transfer head |
| CN107687625B (en) * | 2017-09-09 | 2024-02-13 | 东莞金准电器有限公司 | Screw thread switching lamp holder |
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