CN206163770U - A plug for mobile phone audio frequency interface - Google Patents
A plug for mobile phone audio frequency interface Download PDFInfo
- Publication number
- CN206163770U CN206163770U CN201621025032.8U CN201621025032U CN206163770U CN 206163770 U CN206163770 U CN 206163770U CN 201621025032 U CN201621025032 U CN 201621025032U CN 206163770 U CN206163770 U CN 206163770U
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- China
- Prior art keywords
- electrode
- tail end
- plug
- insulating barrier
- audio interface
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Abstract
The utility model relates to a cell -phone accessory technical field has especially related to a plug for mobile phone audio frequency interface's design. Including first to fourth electrode and first to the third insulating layer, firstly reveal in proper order in the surface from top to tail end at plug body to the fourth electrode. The utility model discloses contracting second electrode tail end, the third electrode tail end and partial first electrode within the fourth electrode, having shortened the length of plug tail end at original basic upper pole the earth, fourth electrode itself has also played the guard action to other electrode tail ends simultaneously. Well known, object length is long more buckles more easily, and the plug tail end of original structure is by thick attenuation moreover, and consequently easier in use seriously influences plug life because the rupture damages. After adopting this technical scheme, plug length obviously shortens, at most can be shorter 810mm than general electronic components plug, more facilitate the use. The more difficult damage of plug simultaneously, the effectual life who prolongs the plug.
Description
Technical field
The utility model is related to Cellphone Accessories technical field, more particularly to a kind of plug for mobile audio interface.
Background technology
Existing mobile phone external accessory, such as earphone and self-shooting bar, the provisioned plug for inserting mobile audio interface,
Structure is all similar, including several exposed annular sheet metals, is separated by insulating materials between sheet metal, and sheet metal is mutual
Between insulate.For the plug of level Four, by taking the headset plug of common level Four as an example, in the middle part of the 4th electrode platform is typically provided with
Stage structure, the tail end of the 3rd electrode stretches out the tail end of the 4th electrode, and the tail end of second electrode stretches out the tail end of the 3rd electrode, and first
The tail end of electrode stretches out the tail end of second electrode.Hence in so that general plug tail end length is nearly 10mm, cause earphone entirety
Volume is larger, not easily contained, and because plug tail end is longer, is easily broken off damaging.
Utility model content
The utility model is for the long shortcoming of plug tail end in prior art, there is provided one kind is used for mobile audio interface
Plug.
Plug construction common in the art is the tail end that the tail end of the 3rd electrode stretches out the 4th electrode, second electrode
Tail end stretches out the tail end of the 3rd electrode, and the tail end of first electrode stretches out the tail end of second electrode, and final plug tail end is in outstanding.
Hence in so that general plug tail end length is nearly 10mm, storage inconvenience.It is well known that the more long easier bending of object length,
And the plug tail end of original structure is from the coarse to fine, therefore it is easier in use because fractureing damage, having a strong impact on plug makes
Use the life-span.And the existing technology for shortening plug tail end length does not still make in structure big innovation, only will be every
The contraction in length of one electrode.The utility model is solved because plug tail end is long, and that what is caused uses inconvenience, it is difficult to receive
Receive, and the problem being easily damaged, the 4th electrode length is constant in present design, by second electrode tail end, the 3rd electrode tail
End and part first electrode are reduced within the 4th electrode, change the structure of plug tail end, are greatly contracted on the basis of original
The short length of plug tail end, and tail end diameter keeps constant, while the 4th electrode itself is also played to other electrode tail ends
Protective effect.After the technical program, plug length substantially shortens, more convenient to use, while the more difficult damage of plug,
Effectively extend the service life of plug.
In order to solve above-mentioned technical problem, the utility model is addressed by following technical proposals：
A kind of plug for mobile audio interface, including audio jack main body and insert cap, audio jack main body includes
First electrode, second electrode, the 3rd electrode, the 4th electrode, the first insulating barrier, the second insulating barrier and the 3rd insulating barrier；First is electric
It is extremely top, insert cap is tail end, and first electrode to the 4th electrode is exposed to successively from top in audio jack body to tail end
Surface.There is lens channel on insert cap；Second electrode tail end and the 3rd electrode tail end without departing from the 4th electrode tail end, the 4th electrode tail
Without departing from first electrode tail end, first electrode tail end is without departing from lens channel at end.This is designed to effectively shorten plug length, at most
Being capable of 8-10mm shorter than general electronic components plug.
Preferably, being the first insulating barrier between first electrode and second electrode, it is between second electrode and the 3rd electrode
Second insulating barrier, is the 3rd insulating barrier between the 3rd electrode and the 4th electrode.First electrode tail end exceeds the first insulating barrier tail end,
First insulating barrier tail end exceeds the second insulating barrier tail end with second electrode tail end, and the second insulating barrier tail end and the 3rd electrode tail end are super
Go out the 3rd insulating barrier tail end.This structure can make electrode expose enough effective areas for connecting wire, it is ensured that signal circulates
It is smooth and stable.
Preferably, the first insulating barrier tail end is flushed with second electrode tail end, the second insulating barrier tail end and the 3rd electrode tail
End flushes.Dielectric protection layer electrode tail end does not bend, it is ensured that mutually insulated between electrode.
Preferably, second electrode tail end exceeds the first insulating barrier tail end, the 3rd electrode tail end exceeds the second insulating barrier tail
End.Electrode tail end exceeds insulating barrier, is connected more convenient with pcb board.
Preferably, first electrode top is electrode block, tail end is metal needle, a diameter of 0.5-0.8mm of metal needle.Metal
Pin is used for the signal transduction for receiving electrode block to plug tail end, is easy to connect with wire, and this design is compared and directly use wire
It is connected to first electrode electrode block, process is simple, and wire connection more convenient.
Preferably, second electrode is funnel-shaped metal pipe, top end diameter is 3.5mm, a diameter of 1.2-1.8mm of tail end；
3rd electrode is funnel-shaped metal pipe, and top end diameter is 3.5mm, a diameter of 2.2-2.6mm of tail end.General earphone audio interface is straight
Footpath is 3.5mm, therefore second electrode top exposed part is also 3.5mm, is affixed with COBBAIF inwall, for receiving signal；
In view of to be other electrode tail ends and between insulating barrier retaining space, a diameter of 1.2-1.8mm of second electrode tail end compares
Properly, a diameter of 2.2-2.6mm of the 3rd electrode tail end is proper.
Preferably, audio jack body top includes first electrode electrode block and collets, audio jack body top
Side is collets, and remaining is electrode block, or relative both sides are collets, and in addition relative both sides are electrode block.Insulation
Block can play a part of switch the electrode isolation on the electrode of COBBAIF inwall and plug by rotating plug.
General mobile audio interface inwall both sides are designed with electrode, and the mobile audio interface inwall that there are some brands on market only has one
There is electrode side, therefore in the face of different COBBAIFs, audio jack body top can have different designs.
Preferably, the 4th electrode tail end is connected with insert cap, there is lens channel insert cap inner side, and lens channel places eyeglass,
The height that there is anti-slip veins, insert cap in insert cap outside is less than or equal to 5mm.Eyeglass plays waterproof sealing effect, due to plug length
Shorten, therefore anti-slip veins are set and make it easy to take.
Preferably, first electrode is connected by pcb board to the 4th electrode with exterior part, pcb board is provided with center circle
Hole and pcb board contact, first electrode tail end stretches out from pcb board center hole, and pcb board bottom surface is provided with the first probe, the second spy
Pin and the 3rd probe, the first probe is close to second electrode, and the second probe is close to the 3rd electrode, and the 3rd probe is close to the 4th electrode,
The probe other end is connected to pcb board upper contact, and pcb board contact is used to be connected with outer pipe fitting.The utility model unique structure, no
Can be connected with the mode of the connection plug of script, therefore select to carry out the connection of plug and other parts using pcb board.Specially
Door can fit end construction of the present utility model for the pcb board that the utility model design, at the same guarantee signal circulate it is smooth
With it is stable.
Preferably, the 4th electrode outside is provided with ring-shaped step structure.Ring-shaped step structure plays position-limiting action, makes plug
The scope of application it is more extensive.
The utility model as a result of above technical scheme, with significant technique effect：Using the utility model, insert
Head length substantially shortens, using convenient, more do not allow it is fragile, while not affecting the signal circulating function of script.
Description of the drawings
Fig. 1 is the internal structure schematic diagram of the utility model embodiment 1.
Fig. 2 is the utility model external structure schematic diagram.
Fig. 3 is the apex structure schematic diagram of the utility model embodiment 1.
Fig. 4 is the end construction schematic diagram of the utility model embodiment 1.
Fig. 5 is the external pcb board schematic diagram of the utility model embodiment 1.
Fig. 6 is the apex structure schematic diagram of the utility model embodiment 2.
The toponym that each number designation is referred in the figures above is as follows：Wherein, 1-first electrode, 2-the second electric
It is pole, the 3-the three electrode, the 4-the four electrode, 11-electrode block, 12-collets, 13-first electrode tail end, 21-the second electric
Pole tail end, the 31-the three electrode tail end, the 41-the four electrode tail end, 5-insert cap, 51-lens channel, the 6-the three insulating barrier,
7-the second insulating barrier, the 8-the first insulating barrier, 9-pcb board, 91-pcb board center hole, 92-pcb board contact, 93-the first
Probe, the 94-the second probe, the 95-the three probe.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described in further detail with embodiment.
Embodiment 1
As shown in figure 1, a kind of plug for mobile audio interface, including audio jack main body and insert cap 5, audio frequency is inserted
Head main body includes first electrode 1, second electrode 2, the 3rd electrode 3, the 4th electrode 4, the first insulating barrier 8, the second insulating barrier 7 and the
Three insulating barriers 6.The end of first electrode 1 is top, and insert cap 5 is tail end, and the electrode 4 of first electrode 1 to the 4th is in audio jack body
Surface is exposed to successively to tail end from top.There is lens channel 51 on insert cap 5；The electrode tail end 31 of second electrode tail end 21 and the 3rd is not
Beyond the 4th electrode tail end 41, without departing from first electrode tail end 13, first electrode tail end 13 is without departing from mirror for the 4th electrode tail end 41
Film trap 51.It is the first insulating barrier 8 between first electrode 1 and second electrode 2, it is exhausted for second between the electrode 3 of second electrode 2 and the 3rd
Edge layer 7, is the 3rd insulating barrier 6 between the 3rd electrode 3 and the 4th electrode 4.First electrode tail end 13 exceeds the tail of the first insulating barrier 8
End, the tail end of the first insulating barrier 8 exceeds the tail end of the second insulating barrier 7 with second electrode tail end 21, and the tail end of the second insulating barrier 7 is electric with the 3rd
Pole tail end 31 exceeds the 3rd insulating barrier 6.
The top of first electrode 1 is electrode block 11, and tail end is metal needle, and the electrode 3 of second electrode 2 and the 3rd is funnel-shaped metal
Pipe, top end diameter is 3.5mm, and tail end diameter is less than top end diameter.
As shown in Fig. 2 the electrode 4 of first electrode 1 to the 4th is exposed to successively surface from top in audio jack body to tail end,
Exposed portion around audio jack body one week, in annular shape.Separated by insulating barrier between each electrode, insulating barrier exposed portion
In annular shape.4th electrode tail end 41 is connected with insert cap 5, and there are an anti-slip veins in the outside of insert cap 5, the height of insert cap 5 less than etc.
In 5mm.Because plug length shortens, therefore anti-slip veins are set make it easy to take.User takes insert cap 5 and has anti-by pinching
The part of sliding line is carrying out the plug of plug.The outside of 4th electrode 4 is provided with ring-shaped step structure, plays position-limiting action.
As shown in figure 3, audio jack body top includes first electrode electrode block 11 and collets 12.In the present embodiment
In, audio jack body top side is collets 12, and remaining is electrode block 11, and collets 12 can be COBBAIF inwall
Electrode isolation on electrode and plug, by rotating plug switch can be played a part of.General mobile audio interface inwall two
Side is designed with electrode, there is the mobile audio interface inwall only side of some brands on market and has electrode, therefore in the face of difference
COBBAIF, audio jack body top can have different designs.
As shown in figure 4, figure bend represents insulating barrier, dotted line represents perspective partial, and solid line represents visible part.First is electric
It is the first insulating barrier 8 between pole 1 and second electrode 2, is the second insulating barrier 7 between the electrode 3 of second electrode 2 and the 3rd, the 3rd is electric
It is the 3rd insulating barrier 6 between the electrode 4 of pole 3 and the 4th.First electrode tail end 13 exceeds the tail end of the first insulating barrier 8, the first insulating barrier 8
Tail end and second electrode tail end 21 exceed the tail end of the second insulating barrier 7, and the tail end of the second insulating barrier 7 and the 3rd electrode tail end 31 exceed the
Three insulating barriers 6.
Electrode and insulating barrier are electrode per one-level step side, by up in the stepped ramp type structure that plug tail end is formed
Lower first order step generally first electrode 1, second level step side is second electrode 2, and upper plane is the first insulating barrier 8, the
Three-level step side is the 3rd electrode 3, and upper plane is the second insulating barrier 7, and the plane under third level step is the 3rd insulating barrier
6.4th electrode tail end 41 is higher by the electrode tail end 31 of second electrode tail end 21 and the 3rd, and first electrode tail end 13 is higher by the 4th electrode
Tail end 41.
As shown in figure 5, the utility model is a kind of plug for mobile audio interface, to connect with other parts during assembling
Pick up signal transfer functions.The utility model unique structure, it is impossible to connected with the mode for connecting plug of script, therefore select
Select using pcb board 9 to carry out the connection of plug and other parts.First electrode tail end 13 is from pcb board center hole 91 when using
Inside stretch out, the bottom surface of pcb board 9 there are many probes, probe one end is close to respectively with the electrode 4 of second electrode 2 to the 4th, the first probe 93
It is close to second electrode 2, the second probe 94 is close to the 3rd electrode 3, and the 3rd probe 95 is close to the 4th electrode 4.The probe other end connects
To pcb board upper contact 92, pcb board contact 92 is used to be connected with external wire.
Embodiment 2
The utility model embodiment 2 in addition to audio jack body tip designs, all with the utility model implemented by remainder
Example 1 is identical.
As shown in fig. 6, audio jack body top includes first electrode electrode block 11 and collets 12.The present embodiment middle pitch
The relative both sides in frequency header body top are collets 12, and in addition relative both sides are electrode block 11.Collets 12 can be sound
Electrode isolation on the electrode and plug of frequency interface inwall, by rotating plug switch can be played a part of.General mobile phone sound
Frequency interface inwall both sides are designed with electrode, there is the mobile audio interface inwall only side of some brands on market and have electrode,
Therefore different COBBAIFs is faced, audio jack body top there can be different designs.
In a word, preferred embodiment of the present utility model is the foregoing is only, it is all according to the utility model claim institute
The impartial change of work and modification, should all belong to the covering scope of the utility model patent.
Claims (10)
1. a kind of plug for mobile audio interface, including audio jack main body and insert cap (5), audio jack main body includes
First electrode (1), second electrode (2), the 3rd electrode (3), the 4th electrode (4), the first insulating barrier (8), the second insulating barrier (7) and
3rd insulating barrier (6)；First electrode (1) end is top, and insert cap (5) is tail end, and first electrode (1) to the 4th electrode (4) exists
Audio jack body is exposed to successively surface from top to tail end；It is characterized in that：There is lens channel (51) on insert cap (5)；Second
, without departing from the 4th electrode tail end (41), the 4th electrode tail end (41) is without departing from for electrode tail end (21) and the 3rd electrode tail end (31)
One electrode tail end (13), first electrode tail end (13) is without departing from lens channel (51).
2. a kind of plug for mobile audio interface according to claim 1, it is characterised in that：First electrode (1) and the
It is the first insulating barrier (8) between two electrodes (2), is the second insulating barrier (7) between second electrode (2) and the 3rd electrode (3), the 3rd
It is the 3rd insulating barrier (6) between electrode (3) and the 4th electrode (4)；First electrode tail end (13) is beyond the first insulating barrier (8) tail
End；First insulating barrier (8) tail end is with second electrode tail end (21) beyond the second insulating barrier (7) tail end, the second insulating barrier (7) tail end
With the 3rd electrode tail end (31) beyond the 3rd insulating barrier (6) tail end.
3. a kind of plug for mobile audio interface according to claim 2, it is characterised in that：First insulating barrier (8) tail
End flushes with second electrode tail end (21), and the second insulating barrier (7) tail end is flushed with the 3rd electrode tail end (31).
4. a kind of plug for mobile audio interface according to claim 2, it is characterised in that：Second electrode tail end (21)
Beyond the first insulating barrier (8) tail end, the 3rd electrode tail end (31) is beyond the second insulating barrier (7) tail end.
5. a kind of plug for mobile audio interface according to claim 1, it is characterised in that：First electrode (1) top
For electrode block (11), tail end is metal needle, a diameter of 0.5-0.8mm of metal needle.
6. a kind of plug for mobile audio interface according to claim 1, it is characterised in that：Second electrode (2) is leakage
Bucket shape metal tube, top end diameter is 3.5mm, a diameter of 1.2-1.8mm of tail end；3rd electrode (3) is funnel-shaped metal pipe, top
A diameter of 3.5mm, a diameter of 2.2-2.6mm of tail end.
7. a kind of plug for mobile audio interface according to claim 2, it is characterised in that：Audio jack body top
Including first electrode electrode block (11) and collets (12), audio jack body top side is collets (12), and remaining is electricity
Pole block (11), or relative both sides are collets (12), in addition relative both sides are electrode block (11).
8. a kind of plug for mobile audio interface according to claim 1, it is characterised in that：4th electrode tail end (41)
Insert cap (5) is provided with, there is lens channel (51) insert cap (5) inner side, and lens channel (51) places eyeglass, and insert cap (5) outside has anti-
Sliding line, the height of insert cap (5) is less than or equal to 5mm.
9. a kind of plug for mobile audio interface according to claim 1, it is characterised in that：First electrode (1) is to
Four electrodes (4) are connected by pcb board (9) with exterior part；Pcb board (9) is provided with center hole (91) and pcb board contact
(92), first electrode tail end (13) is stretched out in the pcb board center hole (91), pcb board (9) bottom surface be provided with the first probe (93),
Second probe (94) and the 3rd probe (95), the first probe (93) is close to second electrode (2), and it is electric that the second probe (94) is close to the 3rd
Pole (3), the 3rd probe (95) is close to the 4th electrode (4), and the probe other end is connected to pcb board upper contact (92), pcb board contact
(92) for being connected with outer pipe fitting.
10. a kind of plug for mobile audio interface according to claim 1, it is characterised in that：4th electrode (4) outside
It is provided with ring-shaped step structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621025032.8U CN206163770U (en) | 2016-08-31 | 2016-08-31 | A plug for mobile phone audio frequency interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621025032.8U CN206163770U (en) | 2016-08-31 | 2016-08-31 | A plug for mobile phone audio frequency interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206163770U true CN206163770U (en) | 2017-05-10 |
Family
ID=58650274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621025032.8U Expired - Fee Related CN206163770U (en) | 2016-08-31 | 2016-08-31 | A plug for mobile phone audio frequency interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206163770U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252939A (en) * | 2016-08-31 | 2016-12-21 | 陈绍建 | A kind of plug for mobile audio interface |
-
2016
- 2016-08-31 CN CN201621025032.8U patent/CN206163770U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252939A (en) * | 2016-08-31 | 2016-12-21 | 陈绍建 | A kind of plug for mobile audio interface |
| CN106252939B (en) * | 2016-08-31 | 2019-05-17 | 陈绍建 | A kind of plug for mobile audio interface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 Termination date: 20190831 |