CN204230565U - A kind of power supply female seat and earphone charging female seat - Google Patents
A kind of power supply female seat and earphone charging female seat Download PDFInfo
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- CN204230565U CN204230565U CN201420796502.5U CN201420796502U CN204230565U CN 204230565 U CN204230565 U CN 204230565U CN 201420796502 U CN201420796502 U CN 201420796502U CN 204230565 U CN204230565 U CN 204230565U
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- pole piece
- earphone
- female seat
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Abstract
The utility model discloses a kind of power supply female seat and earphone charging female seat, comprise the jack for coordinating with plug, at least two are provided with for forming the pole piece of power supply circuits with plug electrical contact in described jack, the self-resetting switch be triggered after plug inserts also is provided with in described jack, wherein, self-resetting switch, at least two positions of pole piece in jack, make the electrical contact of pole piece and plug be powered by Plug contact early than self-resetting switch.One power supply female seat of the present utility model and earphone charging female seat, insert at earphone and formed before charging circuit, before earphone extracts and disconnect charging circuit, between first pole piece, the second pole piece, voltage does not export, thus can effectively avoid earphone to produce pop noise, and, when not charging, this charging female seat does not have voltage and exports, thus can saves energy.
Description
Technical field
The utility model relates to a kind of charging socket, and more precisely, relating to a kind of is the female seat that wired earphone carries out charging by headset plug.
Background technology
Charging wire one end of usual wired earphone is USB interface, and the other end is four pole female seats.The contact pin of wired earphone inserts in female seat, and USB interface connects charging device and earphone is charged.At present, common 3.5mm level Four female seat is made up of four pole female seat shell fragments and plastic parts, and 4 pole female seat shell fragments contact with the multistage contact pin of headset plug respectively.Contact pin is made up of four coaxially sheathed metalworks and separator each other, four metalworks form four electrodes be arranged in order and form inserted terminal in front end, four electrodes are respectively used to transmit left channel audio signal, right channel audio signal, microphone signal and ground signalling, according to concrete wiring condition, the tandem of four electrodes can not be identical.Existing charging wire is in frames connecting with headphone charging or after extracting earphone, the circuit of charging wire inside has voltage to export always, and when extracting earphone and not charging, charging wire still has voltage, without shut-off circuit.This kind of charging wire has very large pop noise because have voltage to export to cause always at plugged earphone or moment of extracting earphone, impact is had on the comfort of consumer, simultaneously because a lot of consumer does not have when using charging wire to pull out charging wire from charging device in time, and cause charging wire to have voltage to export always, and cause the waste of electric energy.
Utility model content
The utility model, in order to solve problems of the prior art, provides a kind of power supply female seat.
In order to realize above-mentioned object, the technical solution of the utility model is: a kind of power supply female seat, comprise the jack for coordinating with plug, at least two are provided with for forming the pole piece of power supply circuits with plug electrical contact in described jack, the self-resetting switch be triggered after plug inserts also is provided with in described jack, wherein, self-resetting switch, at least two positions of pole piece in jack, make the electrical contact of pole piece and plug be powered by Plug contact early than self-resetting switch.
Preferably, described self-resetting switch comprises the 3rd pole piece, and is arranged in the 4th pole piece that plug inserts path, strain occurs confession plug jack-up.
The utility model additionally provides a kind of earphone charging female seat, comprise the female seat body being provided with jack, the first pole piece coordinated for earphone first contact pin is provided with in described jack, and for the second pole piece that earphone second contact pin coordinates, also be provided with in described jack after earphone inserts by the self-resetting switch of earphone the 3rd contact pin triggering, wherein, self-resetting switch, first pole piece, the position of the second pole piece in jack, make the first pole piece, second pole piece and earphone first contact pin, the electrical contact of earphone second contact pin is triggered power supply early than self-resetting switch by earphone the 3rd contact pin.
Preferably, described self-resetting switch comprises the 3rd pole piece, and is arranged in the 4th pole piece that earphone the 3rd contact pin inserts path, strain occurs confession earphone the 3rd contact pin jack-up.
Preferably, described first pole piece, the 3rd pole piece, the 4th pole piece are arranged on the inwall of jack vertically, described 3rd pole piece is provided with the extension extended towards the 4th pole piece direction, and described 4th pole piece comprises the shell fragment extended towards extension direction, and described shell fragment is pressed in the top of extension in advance.
Preferably, described female seat body comprises plastic casing and is fixed on the plastic cement end cap of plastic casing one end, and one end of described first pole piece, the 3rd pole piece, the 4th pole piece passes from plastic cement end cap.
Preferably, described first pole piece is provided with the projection extended to plastic casing axis direction.
Preferably, together with described first pole piece, the 3rd pole piece, the 4th pole piece are injection-moulded in plastic cement end cap.
Preferably, described second pole piece is tubular, is socketed in the outside of another termination of plastic casing, and the termination of described second pole piece is provided with the elasticity pole piece for the second contact pin electrical contact bending towards the second pole piece inside.
Preferably, the outside of described plastic casing, plastic cement end cap is also provided with metal shell, and described metal shell is together with the second pole piece electrical contact.
One power supply female seat of the present utility model and earphone charging female seat, insert at earphone and formed before charging circuit, before earphone extracts and disconnect charging circuit, between first pole piece, the second pole piece, voltage does not export, thus can effectively avoid earphone to produce pop noise, and, when not charging, this charging female seat does not have voltage and exports, thus can saves energy.
Accompanying drawing explanation
Fig. 1 shows the structural representation of the utility model charging female seat.
Fig. 2 shows the profile along A-A position in Fig. 1.
Fig. 3 shows the structural representation at the utility model charging another visual angle of female seat.
Fig. 4 shows the profile along B-B position in Fig. 3.
Fig. 5 shows the structural representation of the utility model the 4th pole piece.
Fig. 6 shows the structural representation of the utility model the 3rd pole piece.
Fig. 7 shows the structural representation of the utility model first pole piece.
Fig. 8 shows the structural representation of the utility model second pole piece.
Fig. 9 shows the end view of the utility model charging female seat.
Embodiment
The technical problem solved to make the utility model, the technical scheme of employing, the technique effect easy to understand obtained, below in conjunction with concrete accompanying drawing, be described further embodiment of the present utility model.
Referring to figs. 1 to Fig. 4, the utility model discloses a kind of earphone charging female seat, can be applicable to the charging of wired earphone, it comprises the female seat body being provided with jack, when charging, the contact pin 7 of wired earphone is inserted in female seat body, the respective metal part on the respective electrode on female seat body and contact pin 7 is combined together, realizes the charging of wired earphone.
With reference to figure 4, for a person skilled in the art, the contact pin 7 of wired earphone comprises four coaxially sheathed metalworks and separator each other, four metalwork electrodes form the inserted terminal be sequentially arranged on contact pin 7, four electrodes are respectively used to transmit left channel audio signal, right channel audio signal, microphone signal and ground signalling, for convenience of description, four metalworks are designated as the first contact pin 73 respectively, second contact pin 74, 3rd contact pin 71, 4th contact pin (the non-label of view), wherein, first contact pin 73 is as the ground signalling end of this earphone, second contact pin 74 is as the microphone signal end of this earphone, 3rd contact pin 71 is as the left channel audio signal of this earphone, 4th contact pin is as the right channel audio signal of this earphone.Certainly for a person skilled in the art, according to concrete wiring condition, the tandem of four electrodes can not be identical, in a specific embodiment of the present utility model, using the first contact pin 73, second contact pin 74 of wired earphone as the charging port of this earphone, certainly for a person skilled in the art, according to the needs of wiring, other contact pin can also be selected as charging port.
For this reason, earphone charging female seat of the present utility model, jack is provided with in female seat body, the first pole piece 3 coordinated for earphone first contact pin 73 is provided with in described jack, and for the second pole piece 4 that earphone second contact pin 74 coordinates, referring to figs. 2 to Fig. 4, wherein, first pole piece 3, second pole piece 4 can be arranged on the inwall of jack, certainly, first pole piece 3, the position of the second pole piece 4 on jack inwall needs according to the first contact pin 73, second position of contact pin 74 on earphone is designed, while ensureing that the first pole piece 3 contacts with the first contact pin 73, second pole piece 4 and the second contact pin 74 also contact.
The self-resetting switch triggered by earphone the 3rd contact pin 71 after earphone inserts also is provided with in described jack, after this self-resetting switch is triggered by the 3rd contact pin 71, output voltage in the charging circuit that first pole piece 3, second pole piece 4 is formed, by the first contact pin 73, second contact pin 74 on earphone for this earphone charges; After the 3rd contact pin 71 departs from self-resetting switch, self-resetting switch resets, and makes the charging circuit no longer output voltage that the first pole piece 3, second pole piece 4 is formed.
Wherein, self-resetting switch, the first position of pole piece 3, second pole piece 4 in jack, make the first pole piece 3, second pole piece 4 be triggered power supply early than self-resetting switch by earphone the 3rd contact pin 71 with the electrical contact of earphone first contact pin 73, earphone second contact pin 74.That is, when earphone contact pin is inserted, after the first pole piece 3, second pole piece 4 contacts with the first contact pin 73, second contact pin 74 and is formed as charging circuit that earphone charges, self-resetting switch triggers by the 3rd contact pin 71 again, makes charging circuit output voltage.Self-resetting switch, the distance of the determining positions of the first pole piece 3, second pole piece 4 in jack between the first contact pin 73, second contact pin 74, the 3rd contact pin 71.Such as when the 3rd contact pin 71 be positioned at this earphone foremost, the second contact pin 74 be positioned at the least significant end of this earphone time, distance between self-resetting switch and the second pole piece 4 is also far away, before making earphone first contact pin 73, second contact pin 74 and the first pole piece 3, second pole piece 4 of charging female seat form charging circuit, self-resetting switch can not be triggered by the 3rd contact pin 71 of earphone, and on the first pole piece 3, second pole piece 4 made, voltage does not export.Based on same reason, time earphone contact pin 7 is extracted from charging female seat, first 3rd contact pin 71 departs from self-resetting switch, thus make in charging circuit, to no longer include voltage output, afterwards, the first contact pin 73, second contact pin 74 of earphone departs from the first pole piece 3, second pole piece 4 of charging female seat again.
Charging female seat of the present utility model, insert at earphone and formed before charging circuit, before earphone extracts and disconnect charging circuit, between first pole piece, the second pole piece, voltage does not export, thus can effectively avoid earphone to produce pop noise, and, when not charging, this charging female seat does not have voltage and exports, thus can saves energy.
For a person skilled in the art, self-resetting switch is divided into the structures such as rotation, rolling, swing, seesaw, promotion and ratchet, has monolateral reset, bilateral reset, polygon reset and vertical reset etc. push-button reset method.The utility model provides a kind of preferred self-resetting switch structure: with reference to figure 2, described self-resetting switch comprises the 3rd pole piece 2, and is arranged in the 4th pole piece 1 that earphone the 3rd contact pin 71 inserts path, strain occurs confession earphone the 3rd contact pin 71 jack-up.Now, the 3rd pole piece 2 is as the fixed contact of self-resetting switch, and the 4th pole piece 1 is as the moving contact of self-resetting switch.
3rd pole piece 2, the 4th pole piece 1 can be arranged on the inwall of jack vertically, by controlling the folding between the 3rd pole piece 2, the 4th pole piece 1, realize the output of voltage in charging circuit.Can be such as: during initial condition, 3rd pole piece 2 and the 4th pole piece 1 closed together, after earphone inserts, being positioned at earphone the 3rd contact pin 71 foremost by the 4th pole piece 1 jack-up makes the 4th pole piece 1 that strain occur, 4th pole piece 1 is separated with the 3rd pole piece 2, now, voltage is had to export in charging circuit.When the 3rd contact pin 71 exits time, the 4th pole piece 1 resets under the effect of himself elastic restoring force, contacts with the 3rd pole piece 2, now, and Non voltage output in charging circuit.Certainly, for a person skilled in the art, also can be designed as: under initial condition, the 4th pole piece 1 is separated with the 3rd pole piece 2, now, and charging circuit Non voltage output; When the 4th pole piece 1 and the 3rd pole piece 2 close, charging circuit output voltage.
In the utility model preferred embodiment, described 3rd pole piece 2 is provided with the extension 21 extended towards the 4th pole piece 1 direction, with reference to figure 6, described 4th pole piece 1 comprises the shell fragment 11 extended towards extension 21 direction, with reference to figure 5, described shell fragment 11 is pressed in the top of extension 21 in advance, with reference to figure 2.This shell fragment 11 can be parallel with the axis direction of jack, for the ease of with the coordinating of the 3rd contact pin 71, this shell fragment 11 can also be arranged towards the bend of receptacle axis direction projection.
Further, described female seat body comprises the plastic casing 8 with jack, and is fixed on the plastic cement end cap 6 of plastic casing 8 one end, and plastic casing 8 and plastic cement end cap 6 are all formed by the mode of injection moulding.Wherein, described first pole piece 3, the 3rd pole piece 2, the 4th pole piece 1 all can be arranged on the inwall of plastic casing 8 vertically, and one end of the first pole piece 3, the 3rd pole piece 2, the 4th pole piece 1 passes from plastic cement end cap 6, are connected with circuit board as lead-in wire electrode.When making, together with described first pole piece 3, the 3rd pole piece 2, the 4th pole piece 1 are injection-moulded in plastic cement end cap 6, then plastic cement end cap 6 is socketed in one end of plastic casing 8, makes the first pole piece 3, the 3rd pole piece 2, the 4th pole piece 1 extend in the jack of plastic casing 8 simultaneously.First pole piece 3, the 3rd pole piece 2, the 4th distribution of pole piece 1 on plastic cement end cap 6 can be triangular in shape, with reference to figure 9.For the ease of being combined together better with the first contact pin 73, described first pole piece 3 is provided with the projection 32 extended to plastic casing 8 axis direction, with reference to figure 4, Fig. 7.
Second pole piece 4 of the present utility model can adopt the mounting means identical with the first pole piece 3, preferably, described second pole piece 4 is in tubular, with reference to figure 8, second pole piece 4 of this tubular is socketed in the outside of another termination of plastic casing 8, and the termination of described second pole piece 4 is provided with the elasticity pole piece 41 of confession second contact pin 74 electrical contact bending towards the second pole piece 4 inside.This elasticity pole piece 41 can be along the second pole piece 4 circumferencial direction continuously or interval arrange.After earphone inserts, the second contact pin 74 of earphone extrudes elasticity pole piece 41 and deforms, and ensure that the dynamics that earphone inserts, and also ensure that the electrical connection between the second contact pin 74 and elasticity pole piece 41 simultaneously.
Connection between second pole piece 4 and circuit board can adopt lead-in wire, the utility model preferably, also be provided with metal shell 5 in the outside of described plastic casing 8, plastic cement end cap 6, the surface of this metal shell 5 can use gold-plated or nickel plating or the technique such as light face or surface knurling to process.With reference to figure 4, the sidewall of whole socket and headset is bundled together by described metal shell 5, this metal shell 5 be socketed in together with the second pole piece 4 electrical contact outside plastic casing 8.Like this, by any position of wire bonds at metal shell 5, the electrical connection with the second pole piece 4 can be realized.For this reason, conveniently welding lead, the sidewall of plastic cement end cap 6 arranges one for the groove 8 penetrating welding that goes between.
Self-resetting switch of the present utility model may be used in common household socket, such as a kind of power supply female seat, comprise the jack for coordinating with plug, at least two are provided with for forming the pole piece of power supply circuits with plug electrical contact in described jack, in the utility model, be described for two pole pieces, be designated as the first pole piece 3 respectively, second pole piece 4, the self-resetting switch be triggered after plug inserts also is provided with in described jack, wherein, self-resetting switch, first pole piece 3, second position of pole piece 4 in jack, make the first pole piece 3, second pole piece 4 is powered by Plug contact early than self-resetting switch with the electrical contact of plug.Self-resetting switch can adopt the 3rd above-mentioned pole piece 2, the 4th pole piece 1 structure.In the jack of power supply female seat, arrange the self-resetting switch triggered for plug, after making to form power supply circuits between plug and pole piece, self-resetting switch is just triggered by plug, for power supply circuits provide voltage.When needing to pull the plug out of the socket, first self-resetting switch resets, and makes Non voltage output in power supply circuits.Such structure can prevent the generation of the electric arc when inserting or pulling the plug out of the socket.
The utility model is by preferred embodiment having carried out detailed explanation.But, by studying carefully above, to the change of each execution mode with to increase also be that one of ordinary skill in the art institute is apparent.Being intended that all these changes and increasing of applicant has all dropped in scope that the utility model claim protects.
Similar numbering refers to similar element in the whole text.For clarity, the situation of some line, layer, element, parts or feature being amplified may be had in the accompanying drawings.
Term used herein is only and is illustrated specific embodiment, and it is also not intended to limit the utility model.Unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) are all identical with the understanding of the utility model one of ordinary skill in the art.
Claims (10)
1. a power supply female seat, comprise the jack for coordinating with plug, at least two are provided with for forming the pole piece (3 of power supply circuits with plug electrical contact in described jack, 4), it is characterized in that: be also provided with the self-resetting switch be triggered after plug inserts in described jack, wherein, self-resetting switch, at least two pole pieces (3,4) position in jack, makes pole piece (3,4) be powered by Plug contact early than self-resetting switch with the electrical contact of plug.
2. power supply female seat according to claim 1, is characterized in that: described self-resetting switch comprises the 3rd pole piece (2), and is arranged in the 4th pole piece (1) that plug inserts path, strain occurs confession plug jack-up.
3. an earphone charging female seat, comprise the female seat body being provided with jack, the first pole piece (3) coordinated for earphone first contact pin (73) is provided with in described jack, and for the second pole piece (4) that earphone second contact pin (74) coordinates, it is characterized in that: in described jack, be also provided with the self-resetting switch triggered by earphone the 3rd contact pin (71) after earphone inserts, wherein, self-resetting switch, first pole piece (3), second pole piece (4) position in jack, make the first pole piece (3), second pole piece (4) and earphone first contact pin (73), the electrical contact of earphone second contact pin (74) is triggered power supply early than self-resetting switch by earphone the 3rd contact pin (71).
4. earphone charging female seat according to claim 3, it is characterized in that: described self-resetting switch comprises the 3rd pole piece (2), and be arranged in the 4th pole piece (1) that earphone the 3rd contact pin (71) inserts path, strain occurs confession earphone the 3rd contact pin (71) jack-up.
5. earphone charging female seat according to claim 4, it is characterized in that: described first pole piece (3), the 3rd pole piece (2), the 4th pole piece (1) are arranged on the inwall of jack vertically, described 3rd pole piece (2) is provided with the extension (21) extended towards the 4th pole piece (1) direction, described 4th pole piece (1) comprises the shell fragment (11) extended towards extension (21) direction, and described shell fragment (11) is pressed in the top of extension (21) in advance.
6. earphone charging female seat according to claim 5, it is characterized in that: described female seat body comprises plastic casing (8) and is fixed on the plastic cement end cap (6) of plastic casing (8) one end, one end of described first pole piece (3), the 3rd pole piece (2), the 4th pole piece (1) passes from plastic cement end cap (6).
7. earphone charging female seat according to claim 6, is characterized in that: described first pole piece (3) is provided with the projection (32) extended to plastic casing (8) axis direction.
8. earphone charging female seat according to claim 6, is characterized in that: together with described first pole piece (3), the 3rd pole piece (2), the 4th pole piece (1) are injection-moulded in plastic cement end cap (6).
9. earphone charging female seat according to claim 6, it is characterized in that: described second pole piece (4) is in tubular, be socketed in the outside of plastic casing (8) another termination, the termination of described second pole piece (4) is provided with and bends towards the inner elasticity pole piece (41) for the second contact pin (74) electrical contact of the second pole piece (4).
10. earphone charging female seat according to claim 9, it is characterized in that: the outside of described plastic casing (8), plastic cement end cap (6) is also provided with metal shell (5), and described metal shell (5) is together with the second pole piece (4) electrical contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420796502.5U CN204230565U (en) | 2014-12-15 | 2014-12-15 | A kind of power supply female seat and earphone charging female seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420796502.5U CN204230565U (en) | 2014-12-15 | 2014-12-15 | A kind of power supply female seat and earphone charging female seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204230565U true CN204230565U (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420796502.5U Active CN204230565U (en) | 2014-12-15 | 2014-12-15 | A kind of power supply female seat and earphone charging female seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204230565U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105655766A (en) * | 2016-03-21 | 2016-06-08 | 东莞市雅联电子有限公司 | Quadrupole female jack |
-
2014
- 2014-12-15 CN CN201420796502.5U patent/CN204230565U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105655766A (en) * | 2016-03-21 | 2016-06-08 | 东莞市雅联电子有限公司 | Quadrupole female jack |
| CN105655766B (en) * | 2016-03-21 | 2018-04-20 | 广东雅联科技股份有限公司 | A kind of quadrupole female seat |
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| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |