CN206686350U - A kind of earphone impedance matches audio self-coupling transformer - Google Patents
A kind of earphone impedance matches audio self-coupling transformer Download PDFInfo
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- CN206686350U CN206686350U CN201720430171.7U CN201720430171U CN206686350U CN 206686350 U CN206686350 U CN 206686350U CN 201720430171 U CN201720430171 U CN 201720430171U CN 206686350 U CN206686350 U CN 206686350U
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Abstract
The utility model discloses a kind of earphone impedance to match audio self-coupling transformer, including the first winding A A1 A2, the second winding B B1 B3 B4 B5, tertiary winding C C1 C2, the 4th winding D D1 D2 D3 D4 D5, the 5th winding E E1 E2, the 6th winding F F1 F2 F3 F4 F5,0 Europe winding, 6 Europe windings, 8 Europe windings, 16 Europe windings, 32 Europe windings, 60 Europe windings, 150 Europe windings and 300 Europe windings.The utility model has the advantages that：For primary and secondary on same winding, Earphone Amplifier end and ear machine end directly match 0 Europe, 6 Europe, 8 Europe, 16 Europe, 32 Europe, 60 Europe, 150 Europe, 300 Europe winding connections according to resistance requirements.Realize different earphones and Earphone Amplifier freedom and flexibility impedance matching.Damage of the direct current to unit is exported when low D.C. resistance bypass characteristic can more be effectively protected the loudspeaker unit of your earphone from Earphone Amplifier failure simultaneously.
Description
Technical field
A kind of impedance matching audio-frequency transformer is the utility model is related to, specially a kind of earphone impedance matching audio self-coupling becomes
Depressor, belong to earpiece application technical field.
Background technology
In daily life, the impedance mismatch of Earphone Amplifier and low-resistance earphone is frequently encountered, and low-resistance earphone, typically
Sensitivity is higher, and the power output that ear is put is again larger, and the power can of very little promotes it, when your volume is larger, ear
Machine vibrating diaphragm amplitude is larger, easily distortion, therefore high frequency is ear-piercing, and low frequency does not go out.
Designing good amplifier system has the very wide range of linearity, it is thus possible to the different load of many impedances is driven,
But from the point of view of design, the excessive variation for considering load, a series of peripheral components certainly will be introduced, cause putting for electric heating noise
Big accumulation.So loading range can not possibly be unrestrictedly big, in general only in the case of desired load, amplification system is
Optimal design objective can be reached.
Utility model content
The purpose of this utility model is that to solve the above problems and provides a kind of earphone impedance matching audio self-coupling
Transformer.
The utility model is achieved through the following technical solutions above-mentioned purpose, and a kind of earphone impedance matches audio self-coupling transformation
Device, including primary secondary same winding, the primary secondary same winding by intercouple the first winding A-A1-A2, second
Winding B-B1-B3-B4-B5, tertiary winding C-C1-C2, the 4th winding D-D1-D2-D3-D4-D5, the 5th winding E-E1-E2,
Six winding F-F1-F2-F3-F4-F5 are formed, winding A, winding C and winding E 0 Europe windings of extraction in parallel, winding A-A1, winding C-
C1 and winding E-E1 is in parallel to draw 6 Europe windings, winding B, winding D and winding F 8 Europe windings of extraction in parallel, winding B-B1, winding D-
D1 and winding F-F1 is in parallel to draw 16 Europe windings, winding B-B2, winding D-D2 and winding F-F2 32 Europe windings of extraction in parallel, winding
B-B3, winding D-D3 and winding F-F3 60 Europe windings of extraction in parallel, winding B-B4, winding D-D4 and winding F-F4 extractions in parallel
150 Europe windings, winding A-A2, winding C-C2 and winding E-E2 are in parallel to draw 300 Europe windings.
Preferably, in order that same winding can connect from the winding in different Europe, the same winding includes eight wiring
Terminal.
Preferably, in order that different earphones and Earphone Amplifier freedom and flexibility impedance matching, the same winding include seven
6 Europe windings of group, 8 Europe windings, 16 Europe windings, 32 Europe windings, 60 Europe windings, 150 Europe windings, 300 Europe windings.
Preferably, interfered in order that not produced in normal use earphone, the same winding and different Europe around
Group connection, every circuit are separate.
Preferably, in order that the demand of different impedances, draws different intermediate taps in relevant position, reach specific output
Impedance.Different earphones and Earphone Amplifier freedom and flexibility impedance matching are realized, the same winding is parallel winding of multiple coils and series connection
Or it is connected in parallel.
The utility model has the advantages that：Primary and secondary is on same winding, Earphone Amplifier end and ear
Machine end directly matches 0 Europe, 6 Europe, 8 Europe, 16 Europe, 32 Europe, 60 Europe, 150 Europe, 300 Europe winding connections according to resistance requirements.It is real
Different earphones and Earphone Amplifier freedom and flexibility impedance matching are showed.Low D.C. resistance bypass characteristic can be more effectively protected simultaneously
Damage of the direct current to unit is exported when the loudspeaker unit of your earphone is from Earphone Amplifier failure.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
In figure：1st, the first winding A-A1-A2；2nd, the second winding B-B1-B3-B4-B5；3rd, tertiary winding C-C1-C2；4th,
Four winding D-D1-D2-D3-D4-D5；5th, the 5th winding E-E1-E2；6th, the 6th winding F-F1-F2-F3-F4-F5；10th, it is same around
Group；101st, 0 Europe winding；102nd, 6 Europe winding；103rd, 8 Europe winding；104th, 16 Europe winding；105th, 32 Europe winding；106th, 60 Europe around
Group；107th, 150 Europe winding；108th, 300 Europe winding.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to shown in figure, a kind of earphone impedance matches audio self-coupling transformer, including primary secondary same winding 10, its
It is characterised by：The primary secondary same winding 10 is by the first winding A-A1-A21, the second winding B-B1-B3- that intercouple
B4-B52, tertiary winding C-C1-C23, the 4th winding D-D1-D2-D3-D4-D54, the 5th winding E-E1-E25, the 6th winding F-
F1-F2-F3-F4-F56 is formed, winding A1, winding C3 and winding E5 0 Europe windings 101 of extraction in parallel, winding A-A11, winding C-
C13 and winding E-E15 be in parallel to draw 6 Europe 102, winding B2, winding D4 and winding F6 is in parallel draws 8 Europe 103, winding B-B12, around
Group D-D14 and winding F-F16 is in parallel to draw 16 Europe 104, winding B-B22, winding D-D24 and 32 Europe of winding F-F26 extractions in parallel
105,60 Europe 106, winding B-B42, winding D-D44 and winding F- are drawn in winding B-B32, winding D-D34 and winding F-F36 parallel connections
F46 is in parallel to draw 150 Europe 107, winding A-A21, winding C-C23 and 300 Europe 108 of winding E-E25 extractions in parallel.
As a kind of technical optimization scheme of the present utility model, same winding 10 includes eight binding posts, ensure that same
One winding can connect from the winding in different Europe.
As a kind of technical optimization scheme of the present utility model, same winding 10 includes seven group of 6 Europe winding 102,8 Europe windings
103rd, 16 Europe windings 104,32 Europe windings 105,60 Europe windings 106,150 Europe windings 107,300 Europe windings 108, ensure that difference
Earphone and Earphone Amplifier freedom and flexibility impedance matching.
As a kind of technical optimization scheme of the present utility model, same winding 10 connects with the winding in different Europe, every line
Road is separate, ensure that not produce in normal use earphone and interferes.
As a kind of technical optimization scheme of the present utility model, same winding 10 is that parallel winding of multiple coils and serial or parallel connection connect
Connect, the demand of different impedances, draw different intermediate taps in relevant position, reach specific output impedance.Realize different ears
Machine and Earphone Amplifier freedom and flexibility impedance matching.
When in use, first, primary and secondary has multiple intermediate taps windings to the utility model on same winding 10,
Wherein same winding includes multiple tappings, the number of turn, line footpath and the tap position of each winding according to earphone impedance requirement and
Set, according to the demand of different impedances, draw multiple tap terminals in each winding relevant position, independent winding and tap connect
Line end is connected in a manner of series and parallel, reach same winding can and 0 Europe winding, 6 Europe windings 102,8 Europe windings 103,16 Europe around
104,32 Europe windings 105 of group, 60 Europe windings 106,150 Europe windings 107,300 Europe windings and 108 Europe windings are linked, and can make not
With earphone and Earphone Amplifier freedom and flexibility impedance matching, reach the matching of different impedances.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of earphone impedance matches audio self-coupling transformer, including primary secondary same winding (10), it is characterised in that：It is described
Primary secondary same winding (10) by intercouple the first winding A-A1-A2 (1), the second winding B-B1-B3-B4-B5 (2),
Tertiary winding C-C1-C2 (3), the 4th winding D-D1-D2-D3-D4-D5 (4), the 5th winding E-E1-E2 (5), the 6th winding F-
F1-F2-F3-F4-F5 (6) is formed, winding A, winding C and winding E 0 Europe windings (101) of extraction in parallel, winding A-A1, winding C-
C1 and winding E-E1 is in parallel to draw 6 Europe windings (102), winding B, winding D and winding F 8 Europe windings (103) of extraction in parallel, winding
B-B1, winding D-D1 and winding F-F1 16 Europe windings (104) of extraction in parallel, winding B-B2, winding D-D2 and winding F-F2 are in parallel
Draw 32 Europe windings (105), winding B-B3, winding D-D3 and winding F-F3 is in parallel draws 60 Europe windings (106), winding B-B4,
Winding D-D4 and winding F-F4 is in parallel to draw 150 Europe windings (107), winding A-A2, winding C-C2 and winding E-E2 extractions in parallel
300 Europe windings (108).
A kind of 2. earphone impedance matching audio self-coupling transformer according to claim 1, it is characterised in that：It is described it is same around
Group (10) includes eight binding posts.
A kind of 3. earphone impedance matching audio self-coupling transformer according to claim 1, it is characterised in that：It is described it is same around
Group (10) includes seven group of 6 Europe winding, 8 Europe windings, 16 Europe windings, 32 Europe windings, 60 Europe windings, 150 Europe windings, 300 Europe windings.
A kind of 4. earphone impedance matching audio self-coupling transformer according to claim 1, it is characterised in that：It is described it is same around
Group (10) connects with the winding in different Europe, and every circuit is separate.
A kind of 5. earphone impedance matching audio self-coupling transformer according to claim 1, it is characterised in that：It is described it is same around
Group (10) is parallel winding of multiple coils and connected in series or in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720430171.7U CN206686350U (en) | 2017-04-24 | 2017-04-24 | A kind of earphone impedance matches audio self-coupling transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720430171.7U CN206686350U (en) | 2017-04-24 | 2017-04-24 | A kind of earphone impedance matches audio self-coupling transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206686350U true CN206686350U (en) | 2017-11-28 |
Family
ID=60400490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720430171.7U Expired - Fee Related CN206686350U (en) | 2017-04-24 | 2017-04-24 | A kind of earphone impedance matches audio self-coupling transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206686350U (en) |
-
2017
- 2017-04-24 CN CN201720430171.7U patent/CN206686350U/en not_active Expired - Fee Related
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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: 20171128 |