CN205987266U - Tuning structure - Google Patents
Tuning structure Download PDFInfo
- Publication number
- CN205987266U CN205987266U CN201620705973.XU CN201620705973U CN205987266U CN 205987266 U CN205987266 U CN 205987266U CN 201620705973 U CN201620705973 U CN 201620705973U CN 205987266 U CN205987266 U CN 205987266U
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- China
- Prior art keywords
- main part
- hole
- tuning structure
- fluting
- extension
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Abstract
The utility model relates to a tuning field especially relates to a tuning structure. The utility model provides a tuning structure, including protecgulum, pivot, solid fixed ring and loudspeaker body, wherein the protecgulum has fluting and first through -hole, the pivot includes main part and extension, and the main part sets up in grooved bottom, and the extension passes first through -hole, and the extension has the second through -hole, gu fixed ring sets up in the fluting to butt main part, main part are located between solid fixed ring and the extension, loudspeaker body sets up on solid fixed ring, and some loudspeaker body are located the fluting to define out the ante -chamber with solid fixed ring and main part, the ante -chamber is linked together with the second through -hole, and the extension defines out disappointing passageway with the internal face of first through -hole, and the main part has the first disappointing hole of shielding portion and intercommunication ante -chamber. Through the relative rotation of pivot with the protecgulum for the shielding portion interdicts disappointing passageway or makes first disappointing hole communicate in disappointing passageway, reaches the purpose of control low -frequency response effect.
Description
Technical field
This utility model is related to tuning construction applications, particularly to a kind of LF-response adjustable tuning structure.
Background technology
Because the sound sending from sound source playback equipment can be transferred directly to the ear of user, therefore user by earphone
The sound of uppick is not easily susceptible to external interference, is not easy to leak outside and has influence on other people.In addition, earphone be also equipped with light and handy and
One of it is easy to the features such as carry with, thus become indispensable electronic peripheral product.Typically, earphone itself cannot
Volume and tonequality are adjusted, the adjustment of volume and tonequality is to be realized by sound source playback equipment.On the other hand, inhomogeneity
The earphone of type has different frequency response characteristics, and therefore each earphone mostly can only be made to special tamber and preferably annotating
Release.
In view of this, how earphone is adjusted in itself, to control the effect of LF-response, thus meeting consumer
Demand, becomes as one of current problem demanding prompt solution.
Utility model content
This utility model provides a kind of tuning structure, and it can be in order to control the effect of LF-response.
A kind of tuning structure that this utility model provides, including protecgulum, rotating shaft, retainer ring and horn single body.Protecgulum has
There are fluting and the first through hole of connection fluting.The extension that rotating shaft includes main part and connects main part.Main part is arranged at out
The bottom of groove.Extension passes through first through hole, and extension has the second through hole.Retainer ring is arranged in fluting, and abuts master
Body.Main body section is between retainer ring and extension.Horn single body is arranged in retainer ring.Part horn single body is located at fluting
Interior, and define ante-chamber with retainer ring and main part.Ante-chamber is connected with the second through hole.Extension and the internal face of first through hole
Define bleed passage, and main part has shielding portion and the first bleeder port of connection ante-chamber.Relative with protecgulum through rotating shaft
Rotate, so that shielding portion interdicts bleed passage or makes the first bleeder port be communicated in bleed passage.
In an embodiment of the present utility model, above-mentioned protecgulum also has stroke limit groove.Stroke limit groove and fluting
It is connected, and the stroke limit projection of main part is slidedly arranged in stroke limit groove.
In an embodiment of the present utility model, above-mentioned rotating shaft also includes soft part；Soft part is connected with main part,
And main part passes through the bottom that soft part abuts fluting.
In an embodiment of the present utility model, above-mentioned soft part has the second bleeder port.First bleeder port and second
Bleeder port is connected, and the first bleeder port is located between ante-chamber and the second bleeder port.
In an embodiment of the present utility model, above-mentioned soft part is surrounded on around extension.
In an embodiment of the present utility model, above-mentioned soft part is double-material jet formation part with main part.
In an embodiment of the present utility model, above-mentioned soft part local complexity main part, and soft part has annular
Projection, in order to abut the bottom of fluting.
In an embodiment of the present utility model, above-mentioned tuning structure also includes bonnet.Bonnet is assembled to protecgulum and covers
Cover this horn single body, to define back cavity.
In an embodiment of the present utility model, above-mentioned tuning structure also includes sound tube lid.Extension passes through first to lead to
The one end in hole embeds wherein one end of sound tube lid.
In an embodiment of the present utility model, above-mentioned tuning structure also includes paper of ventilating.Ventilation paper is fixed on sound tube
The other end of lid, and cover the second through hole.
Based on above-mentioned, tuning structure of the present utility model is applied to earphone, and can be through relative with protecgulum turn of rotating shaft
Moving makes ante-chamber be hedged off from the outer world or connects, and is regulated in this way the effect of LF-response.
For enabling features described above of the present utility model and advantage to become apparent, special embodiment below, and coordinate accompanying drawing
Formula is described in detail below.
Brief description
Fig. 1 is the schematic perspective view of the tuning structure of this utility model one embodiment；
Fig. 2 is the schematic cross-section of region A in Fig. 1；
Fig. 3 is another visual angle schematic diagram of the stereochemical structure of the rotating shaft of Fig. 2；
Fig. 4 be Fig. 2 rotating shaft and protecgulum relatively rotate after schematic cross-section；
Fig. 5 shows the frequency response curve under Fig. 2 and Fig. 4 two different conditions；
Fig. 6 corresponds to the schematic perspective view of the tuning structure of Fig. 2, and omits and illustrate horn single body；
Fig. 7 corresponds to the schematic perspective view of the tuning structure of Fig. 4, and omits and illustrate horn single body.
Description of reference numerals：100 tuning structures；101 ante-chambers；102 back cavities；103 bleed passage；110 protecgulums；111 flutings；
112 first through holes；113 draw-in grooves；114 stroke limit grooves；120 rotating shafts；121 main parts；121a shielding portion；121b first loses heart
Hole；121c stroke limit projection；122 extensions；122a second through hole；
123 soft parts；123a annular protrusion；123b second bleeder port；130 retainer ring；
140 horn single bodies；150 sound tube lids；160th, 180 ventilation paper；170 bonnets；
A-quadrant；S1, S2 curve.
Specific embodiment
Fig. 1 is the schematic perspective view of the tuning structure of this utility model one embodiment.Fig. 2 is that the section of region A in Fig. 1 shows
It is intended to.Represent for clarity and be easy to illustrate, the bonnet 170 of Fig. 1 is illustrated with dotted line.Refer to Fig. 1 and Fig. 2, in the present embodiment
In, tuning structure 100 is applied to earphone, and it includes protecgulum 110, rotating shaft 120, retainer ring 130 and horn single body 140, wherein
The material of protecgulum 110, rotating shaft 120 and retainer ring 130 may include Merlon (PC).Protecgulum 110 may be used to carry rotating shaft
120th, retainer ring 130 and horn single body 140, wherein protecgulum 110 have fluting 111 and first through hole 112, and slot 111 with
First through hole 112 is interconnected.Part rotating shaft 120, whole retainer ring 130 and part horn single body 140 are respectively arranged at out
In groove 111, wherein rotating shaft 120 is separated by retainer ring 130 with horn single body 140, i.e. rotating shaft 120 and 140 points of horn single body
Not Wei Yu retainer ring 130 two opposite sides.
Specifically, the extension 122 that rotating shaft 120 includes main part 121 and connects main part 121, wherein main part 121
It is arranged on the bottom of fluting 111, and extension 122 passes through first through hole 112.Length due to extension 122 is more than first
The depth of through hole 112, therefore has portion extension 122 and passes outside protecgulum 110.On the other hand, extension 122 has second
Through hole 122a, wherein retainer ring 130 abut protecgulum 110 and main part 121, and are surrounded on the periphery of the second through hole 122a.As Fig. 2
Shown, the local of retainer ring 130 can be sticked in the draw-in groove 113 of protecgulum 110, with stationary body portion 121 in the bottom of fluting 111
On, rotating shaft 120 has the degree of freedom rotating with respect to protecgulum 110.Tuning structure 100 also includes sound tube lid 150 and ventilation paper 160,
One end outside extension 122 passes protecgulum 110 embeds wherein one end of sound tube lid 150, and paper 160 of ventilating is fixed on sound tube lid
150 other end, and cover the second through hole 122a of extension 122, in order to control ventilation.
Main part 121 is located between retainer ring 130 and extension 122, and horn single body sets 140 and is arranged at retainer ring 130
On.Horn single body 140 can be fixed together with retainer ring 130 by viscose, and defines with retainer ring 130 and main part 121
Ante-chamber 101.Retainer ring 130 does not cover in the second through hole 122a so that the second through hole 122a is communicated in ante-chamber 101.Extension
122 external diameter be less than first through hole 112 diameter so that the internal face of first through hole 112 be arranged in prolonging of first through hole 112
Extending portion 122 and between possess gap, to define bleed passage 103.On the other hand, tuning structure 100 also includes bonnet 170.
Bonnet 170 is assembled to protecgulum 110, and covers horn single body 140.Bonnet 170 is mutually clamped with protecgulum 110, and and horn single body
140 define back cavity 102.In other words, ante-chamber 101 and back cavity 102 are located at the opposite sides of horn single body 140 respectively, wherein make
Horn single body 140 is fixed on viscose used in retainer ring 130 and can improve the obturation effect between ante-chamber 101 and back cavity 102.
Fig. 3 is another visual angle figure of the stereochemical structure of the retainer ring of Fig. 2.Refer to Fig. 2 and Fig. 3, in the present embodiment, turn
Axle 120 also includes the soft part 123 being connected with main part 121, and the wherein material of soft part 123 can be rubber, main part 121
Material can be Merlon, and soft part 123 can be double-material jet formation part with main part 121.Specifically, soft part
123 sides being located at the bottom towards fluting 111 for the main part 121, therefore main part 121 can pass through soft part 123 and abut fluting
111 bottom.Soft part 123 local complexity main part 121, and soft part 123 has annular protrusion 123a, in order to abut fluting
111 bottom.In other words, rotating shaft 120 can pass through configuration and the design of above-mentioned soft part 123, closely to fit in protecgulum
110, thus improving obturation effect.On the other hand, when rotating shaft 120 rotates with respect to protecgulum 110, soft part 123 and fluting 111
Bottom between contact can increase improve user operating handle.
Fig. 4 be Fig. 2 rotating shaft and protecgulum relatively rotate after schematic cross-section.Refer to Fig. 2 to Fig. 4, main part 121 has
There are shielding portion 121a and the first bleeder port 121b, wherein retainer ring 130 and shielding portion 121a to abut against, and be surrounded on first and lose heart
The periphery of hole 121b.Retainer ring 130 does not cover in the first bleeder port 121b so that the first bleeder port 121b is communicated in ante-chamber
101.In the present embodiment, tuning structure 100 also includes paper 180 of ventilating.Ventilation paper 180 covers the first bleeder port 121b, and
Towards ante-chamber 101, in order to control ventilation.Specifically, soft part 123 has the second bleeder port 123b, and wherein first loses heart
Hole 121b is connected with the second bleeder port 123b, and the first bleeder port 121b is located between ante-chamber 101 and the second bleeder port 123b.
Before so that rotating shaft 120 is relatively rotated with protecgulum 110, shielding portion 121a interdicts bleed passage 103, makes ante-chamber 101
It is not communicated in bleed passage 103.During so that rotating shaft 120 and protecgulum 110 is relatively rotated, two the first bleeder ports aligning
121b and the second bleeder port 123b can gradually move close to bleed passage 103, and in the first bleeder port 121b and the second bleeder port
123b overlaps (part overlap or completely overlap) when bleed passage 103, and ante-chamber 101 just can be through the first bleeder port 121b and the
Two bleeder port 123b are communicated in bleed passage 103.The connecting degree of ante-chamber 101 and bleed passage 103 can be according to the first bleeder port
121b and the second bleeder port 123b overlaps (part overlaps or overlaps completely) depending on the ratio of bleed passage 103.
Accept above-mentioned, when horn single body 140 operates, the gas in ante-chamber 101 can be disturbed and produce corresponding gas
Flowing pressure.When ante-chamber 101 is not communicated in bleed passage 103, aforementioned stream pressure be only capable of through the second through hole 122a discharge to
The external world, now the pressure in ante-chamber 101 is maximum.Connect with the second bleeder port 123b through the first bleeder port 121b in ante-chamber 101
When bleed passage 103, aforementioned stream pressure can be further transmitted through the first bleeder port 121b, the second bleeder port 123b and lose heart
Passage 103 discharges to the external world, and now the pressure in ante-chamber 101 is minimum.
Fig. 5 shows the frequency response curve under Fig. 2 and Fig. 4 two different conditions, and wherein curve S1 corresponds to shown in Fig. 2
Ante-chamber 101 be not communicated in the state of bleed passage 103 (i.e. before tuning), and curve S2 corresponds to the ante-chamber 101 shown in Fig. 4 even
Lead in the state of bleed passage 103 (i.e. after tuning).Can learn after comparison curvess S1 and curve S2, the bass before tuning is relatively adjusted
Bass after sound is strong.
Fig. 6 corresponds to the schematic perspective view of the tuning structure of Fig. 2, and omits and illustrate horn single body.Fig. 7 corresponds to figure
The schematic perspective view of 4 tuning structure, and omit and illustrate horn single body.Refer to Fig. 2, Fig. 4, Fig. 6 and Fig. 7, in the present embodiment
In, rotating shaft 120 has relatively rotated travel limit with protecgulum 110, is therefore respectively equipped with corresponding in rotating shaft 120 and protecgulum 110
Position-limit mechanism.Specifically, protecgulum 110 also has stroke limit groove 114, and wherein stroke limit groove 114 is connected with fluting 111
Logical, and it is located at the periphery of first through hole 112.The main part 121 of rotating shaft 120 is provided with stroke limit projection 121c, wherein stroke limit
Position projection 121c is slidedly arranged in stroke limit groove 114.In stroke limit groove 114, the distance between two relative stop surfaces are in order to certainly
Determine the angle that rotating shaft 120 is relatively rotated with protecgulum 110, stroke limit projection 121c back and forth can move between aforementioned two stop surfaces
Dynamic.When rotating shaft 120 is relatively rotated with protecgulum 110, stroke limit projection 121c moves in stroke limit groove 114, and
When stroke limit projection 121c abuts aforementioned arbitrary stop surface, force rotating shaft 120 and protecgulum 110 relatively rotates stopping.
In sum, tuning structure of the present utility model is applied to earphone, and this utility model can be by rotating shaft and protecgulum
Relatively rotate and make ante-chamber be communicated in bleed passage through the first bleeder port and the second bleeder port, be in communication with the outside；Or by turning
Axle makes shielding portion interdict ante-chamber and the first bleeder port, isolation ante-chamber and bleed passage with relatively rotating of protecgulum.Do not connect in ante-chamber
Lead to when bleed passage, the stream pressure in ante-chamber is only capable of discharging to the external world through the second through hole, now the pressure in ante-chamber is
Greatly.When ante-chamber is communicated in bleed passage through the first bleeder port and the second bleeder port, the stream pressure in ante-chamber can be further
Discharge to the external world through the first bleeder port, the second bleeder port and bleed passage, now the pressure in ante-chamber is minimum.Therefore, originally
The tuning structure of utility model can reach the effect adjusting LF-response.
Although this utility model is disclosed above with embodiment, it is not limited to this utility model, any affiliated
Those of ordinary skill in technical field without departing from spirit and scope of the present utility model, can change with retouching.This reality
Worked as with new protection domain and be defined by the scope that claims are defined.
Claims (10)
1. a kind of tuning structure, including：
One protecgulum, has fluting and the first through hole connecting this fluting；
One rotating shaft, including main part and the extension that connects this main part, wherein this main part is arranged at the bottom of this fluting, should
Extension passes through this first through hole, and this extension has the second through hole；
One retainer ring, is arranged in this fluting, and abuts this main part, and wherein this main body section is in this retainer ring and this extension
Between；And
One horn single body, is arranged in this retainer ring, partly this horn single body be located at this fluting in, and with this retainer ring and this master
Body defines ante-chamber, and wherein this ante-chamber is connected with this second through hole, and this extension is defined with the internal face of this first through hole
Go out bleed passage, and this main part has shielding portion and the first bleeder port connecting this ante-chamber, by this rotating shaft and this protecgulum
Relatively rotate, so that this shielding portion is interdicted this bleed passage or make this first bleeder port be communicated in this bleed passage.
2. it is characterised in that described protecgulum also has one stroke stopper slot, the trip limits tuning structure as claimed in claim 1
Position groove is connected with this fluting, and the one stroke spacing block set of this main part is slidedly arranged in the trip stopper slot.
3. tuning structure as claimed in claim 1 is it is characterised in that described rotating shaft also includes a soft part, this soft part with should
Main part is connected, and this main part abuts the bottom of this fluting through this soft part.
4. tuning structure as claimed in claim 3 is it is characterised in that described soft part has the second bleeder port, and this first loses heart
Hole is connected with this second bleeder port, and this first bleeder port is located between this ante-chamber and this second bleeder port.
5. tuning structure as claimed in claim 3 is it is characterised in that described soft part is surrounded on around this extension.
6. tuning structure as claimed in claim 3 is it is characterised in that described soft part and this main part are double-material jet formation
Part.
7. tuning structure as claimed in claim 3 is it is characterised in that described this main part of soft part local complexity, and this is soft
Portion has an annular protrusion, in order to abut the bottom of this fluting.
8. it is characterised in that described tuning structure also includes bonnet, described bonnet assembles tuning structure as claimed in claim 1
In this protecgulum and cover this horn single body and define a back cavity.
9. it is characterised in that described tuning structure also includes sound tube lid, extension passes through tuning structure as claimed in claim 1
One end of first through hole embeds wherein one end of this sound tube lid.
10. tuning structure as claimed in claim 9 is it is characterised in that described tuning structure also includes paper of ventilating, this ventilation paper
It is fixed on the other end of sound tube lid, and cover the second through hole.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620315293 | 2016-04-15 | ||
| CN2016203152937 | 2016-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205987266U true CN205987266U (en) | 2017-02-22 |
Family
ID=58022896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620705973.XU Expired - Fee Related CN205987266U (en) | 2016-04-15 | 2016-07-07 | Tuning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205987266U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107995560A (en) * | 2017-12-28 | 2018-05-04 | 合肥联宝信息技术有限公司 | A kind of sound processing method and electronic equipment |
| CN109040936A (en) * | 2018-07-06 | 2018-12-18 | 歌尔股份有限公司 | The tuning method and loudspeaker test device of loudspeaker |
| TWI761164B (en) * | 2021-01-26 | 2022-04-11 | 英華達股份有限公司 | Headphone with physical external sound hearthrough mode |
-
2016
- 2016-07-07 CN CN201620705973.XU patent/CN205987266U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107995560A (en) * | 2017-12-28 | 2018-05-04 | 合肥联宝信息技术有限公司 | A kind of sound processing method and electronic equipment |
| CN107995560B (en) * | 2017-12-28 | 2020-03-03 | 合肥联宝信息技术有限公司 | Sound processing method and electronic equipment |
| CN109040936A (en) * | 2018-07-06 | 2018-12-18 | 歌尔股份有限公司 | The tuning method and loudspeaker test device of loudspeaker |
| CN109040936B (en) * | 2018-07-06 | 2021-03-09 | 歌尔股份有限公司 | Tuning method of loudspeaker and loudspeaker testing device |
| TWI761164B (en) * | 2021-01-26 | 2022-04-11 | 英華達股份有限公司 | Headphone with physical external sound hearthrough mode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20170222 Termination date: 20200707 |