CN205754774U - Earphone horn - Google Patents
Earphone horn Download PDFInfo
- Publication number
- CN205754774U CN205754774U CN201620591674.8U CN201620591674U CN205754774U CN 205754774 U CN205754774 U CN 205754774U CN 201620591674 U CN201620591674 U CN 201620591674U CN 205754774 U CN205754774 U CN 205754774U
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- earphone
- shell
- sound
- speaker
- vent
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- 238000013016 damping Methods 0.000 claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 29
- 239000010959 steel Substances 0.000 claims abstract description 29
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 238000001746 injection moulding Methods 0.000 claims description 5
- 239000000178 monomer Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 abstract description 11
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 7
- 239000007769 metal material Substances 0.000 description 7
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
This utility model provides a kind of earphone horn, including earphone outer covering and the horn single body being contained in earphone outer covering, is provided with and lets out acoustic aperture, let out acoustic aperture damping piece letting out to be provided with in acoustic aperture on earphone outer covering；Wherein, letting out acoustic aperture damping piece is the ventilative steel with micropore.Utilize this utility model, it is possible to solve existing earphone horn lets out the problem that acoustic aperture damping piece screen cloth easily damages.
Description
Technical Field
The utility model relates to an earphone technical field, more specifically relates to an earphone loudspeaker.
Background
With the wide application of portable electronic products such as high-quality smart phones and pads, people have higher and higher requirements on earphones which can be used in cooperation with the portable electronic products, and the portable electronic products also have high-fidelity sound quality performance which can vividly reproduce various sound effects when the small size of the portable electronic products is required. In addition, no matter what kind of electronic products are, in order to make users listen to the sound signals provided by the electronic products without interfering with other people, the earphones have become a necessary accessory for each electronic product, and in addition, the earphones also provide better sound transmission for the listeners, so that the listeners can clearly hear and understand the sound content.
Among the current earphone structure, be provided with the damping on letting out the sound hole of earphone, this damping generally uses the screen cloth of weaving to the screen cloth bonds through glue with the earphone shell, and there is the risk in the fixed mode reliability of this kind of damping that has now and earphone shell, and this kind of screen cloth as damping is damaged easily simultaneously, thereby influences the performance of earphone.
In order to solve the problem, the utility model provides a new earphone speaker.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model aims at providing an earphone speaker solves the problem that current earphone speaker let out the easy damage of sound hole damping piece screen cloth.
The utility model provides an earphone loudspeaker, which comprises an earphone shell and a loudspeaker single body contained in the earphone shell, wherein the earphone shell is provided with a sound release hole, and a sound release hole damping piece is arranged on the sound release hole; wherein, let out the sound hole damping piece and be the ventilative steel that has the micropore.
In addition, the preferred structure is that the earphone shell comprises an earphone front shell and an earphone rear shell matched with the earphone front shell, and the sound leakage hole comprises a front sound leakage hole and a rear sound leakage hole; the front sound vent is arranged on the front shell of the earphone, the front sound vent damping piece is arranged on the front sound vent, the rear sound vent is arranged on the rear shell of the earphone, and the rear sound vent damping piece is arranged on the rear sound vent.
Further, it is preferable that the front vent damper and the rear vent damper are made of air-permeable steel having fine pores.
In addition, the preferred structure is that two ventilative steels are fixed on earphone front shell and earphone backshell respectively by injection molding.
In addition, the preferred structure is that the cavity that earphone protecgulum and loudspeaker monomer formed is the front chamber, and wherein, be provided with the sound outlet on earphone protecgulum, sound outlet communicates with the front chamber.
In addition, the preferred structure is that the cavity that earphone backshell and loudspeaker monomer formed is the rear chamber, and the rear chamber passes through let out the sound hole with external intercommunication after.
In addition, the preferred structure is that the speaker unit comprises a magnetic circuit component and a vibration component, wherein the magnetic circuit component comprises a magnetic conducting yoke fixed on the earphone shell, a magnet and a washer accommodated in the magnetic conducting yoke; the vibration component comprises a vibrating diaphragm fixed on the earphone shell and a voice coil fixed on one side of the vibrating diaphragm.
In addition, the preferable structure is that the magnet is arranged at the center of the magnetic yoke, and the washer is arranged at one side of the magnet far away from the magnetic yoke; a magnetic gap is formed between the integrated structure of the washer and the magnet and the magnetic yoke, and the voice coil is suspended in the magnetic gap.
In addition, it is preferable that the diaphragm includes a center portion, a corrugated portion at an edge of the center portion, and a fixing portion provided at an outer periphery of the corrugated portion and fixed to the earphone housing, wherein a reinforcing portion is provided at the center portion.
In addition, the preferred structure is that the fixed part is fixedly connected with the earphone front shell through a copper ring.
According to the technical scheme above, the utility model provides an earphone speaker adopts the damping piece that has microporous ventilative steel as letting out the sound hole to it is integrative directly to mould plastics with the earphone shell, and this kind of mode makes the good reliability that shell and damping piece combined, and ventilative steel is metal material simultaneously, and is durable firm not fragile, and reveals the metal feel that can strengthen sound through metal material, thereby improves the performance and the stability of earphone.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings. In the drawings:
fig. 1 is a schematic view of a three-dimensional cross-sectional structure of an earphone speaker according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a planar sectional structure of an earphone speaker according to an embodiment of the present invention.
Wherein the reference numerals include: the earphone comprises a rear cavity 1, an earphone rear shell 2, a magnetic yoke 3, a magnet 4, a washer 5, a vibrating diaphragm 6, a copper ring 7, an earphone front shell 8, a front cavity 9, a voice coil 10, a front sound vent 11, a front sound vent damping piece 12, a rear sound vent 13 and a rear sound vent damping piece 14.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
To the current problem that leaks the easy damage of sound hole damping spare screen cloth of aforementioned earphone loudspeaker that provides, the utility model provides a will have microporous ventilative steel and replace the screen cloth to it is integrative directly to mould plastics with the earphone shell to have microporous ventilative steel, makes the reliability that leaks sound hole damping spare and earphone shell and combine better, and metal material is more durable firm, is difficult for being damaged, and the earphone performance is better.
In order to illustrate the structure of the earphone speaker provided by the present invention, fig. 1 to fig. 2 exemplarily indicate the structure of the earphone speaker from different angles, respectively. In particular, fig. 1 shows a stereo cross-sectional structure of an earphone speaker according to an embodiment of the present invention; fig. 2 shows a planar section structure of an earphone speaker according to an embodiment of the present invention.
As shown in fig. 1 to fig. 2, the earphone speaker of the present invention includes an earphone housing and a speaker unit accommodated in the earphone housing, wherein the earphone housing is provided with a sound release hole, and the sound release hole is provided with a sound release hole damping member; wherein, let out the sound hole damping piece and be the ventilative steel that has the micropore.
Specifically, the earphone shell comprises an earphone front shell 8 and an earphone rear shell 2 matched with the earphone front shell 8; wherein, a front sound vent 11 is arranged on the front shell 8 of the earphone, a front sound vent damping piece 12 is arranged on the front sound vent 11, a rear sound vent 13 is arranged on the rear shell 2 of the earphone, and a rear sound vent damping piece 14 is arranged on the rear sound vent 13; the front sound vent damping part 12 and the rear sound vent damping part 14 are made of porous air-permeable steel, wherein the two air-permeable steel are respectively fixed on the front earphone shell 8 and the rear earphone shell 2 in an injection molding manner.
In the embodiment of the utility model, the speaker unit comprises a magnetic circuit component and a vibration component, the magnetic circuit component comprises a magnetic yoke 3 fixed on the earphone shell, a magnet 4 and a washer 5 accommodated in the magnetic yoke 3; the vibration component comprises a vibrating diaphragm 6 fixed on the earphone shell and a voice coil 10 fixed on one side of the vibrating diaphragm 6; the earphone front shell 8 is matched and fixed with the earphone rear shell 2. The magnetic circuit component is characterized in that the magnetic yoke 3 is used for fixing the magnet 4 and correcting magnetic lines of force, the magnet 4 is arranged at the center of the magnetic yoke 3, the washer 5 is arranged on one side, far away from the magnetic yoke 3, of the magnet 4, a magnetic gap is formed between the washer 5 and the magnet 4 and the side wall of the magnetic yoke 3, and the voice coil 10 is suspended in the magnetic gap. The washer 5, the magnet 4 and the magnetic yoke 3 are fixedly connected from top to bottom in sequence.
The diaphragm 6 includes a central portion, a corrugated portion located at an edge of the central portion, and a fixing portion fixed to the earphone housing. The fixed part of the diaphragm 6 is fixed with the earphone front shell 8 through a copper ring 7, and the earphone shell is of a cylindrical structure. Wherein, fixed part with earphone shell fixed connection is located vibrating diaphragm 6 most peripherally, and the book ring portion is the concave/convex structure that sets up with fixed part an organic whole, and the central part is located the innermost of vibrating diaphragm, promptly: the inside central part of collared portion still is provided with reinforcement portion at the central part, and mainly used adjusts the acoustic performance of speaker, for reducing vibration system's total quality, sets up the material of going in the position that vibrating diaphragm plane portion corresponds reinforcement portion usually, and reinforcement portion then covers and should get the material position.
It should be noted that the fixing portion of the diaphragm 6 is molded integrally with the front case 8 of the earphone through the copper ring 7, wherein the copper ring 7 is used for reinforcing the diaphragm 6, so that the diaphragm 6 can be more firmly molded and fixed in the front case 8 of the earphone.
In a specific embodiment of the present invention, the cavity formed by the earphone front shell 8 and the speaker unit is a front cavity 9; the cavity formed by the earphone rear shell 2 and the loudspeaker unit is a rear cavity 1. Wherein, the front cavity 9 is communicated with the outside, and the rear cavity 1 is a sealed space and is communicated with the outside only through the rear sound leakage hole 13. The earphone front shell 8 is provided with a sound outlet which is communicated with the front cavity.
The utility model discloses a specific embodiment, back chamber 1 is airtight space, leaks the sound hole 13 after setting up on earphone backshell 2, leaks the sound hole damping piece 14 after having the ventilative steel of micropore that sets up on leaking the sound hole 13 after, leaks the sound hole 13 after and is used for adjusting the energy of the different sounds in back chamber 1, wherein, leaks the sound hole 13 after and mainly is used for adjusting the interior low frequency sound of back chamber 1. The earphone comprises a front shell 8, a front sound vent 11 arranged on the front shell 8, and a damping piece 12 which is made of breathable steel and provided with micropores and is arranged on the front sound vent 11, wherein the front sound vent 11 is used for adjusting the energy of different sounds in a front cavity 9, and the front sound vent 11 is mainly used for adjusting low-frequency sounds in the front cavity 9.
It should be noted that the front sound vent 11 and the rear sound vent 13 disposed on the earphone housing both regulate the energy of different sounds, wherein the regulation effect on the low-frequency sounds is particularly obvious. The breathable steel with the micropores arranged on the front sound vent 11 and the rear sound vent 13 can not only prevent particle pollutants from entering the earphone, but also adjust the acoustic performance of the loudspeaker.
The air permeable steel is formed by sintering fine-particle spherical powder stainless steel at high temperature, and tiny exhaust holes are uniformly distributed in all directions in the air permeable steel, so that the air permeable steel is also called porous material or porous metal and is generally applied to air trapping of an injection mold and the like. The air permeability of the first air permeable steel can solve the problems of air trapping, water marks, incomplete filling, burrs and the like in the injection molding process; the permeable steel not only reduces the loss amount during production, but also reduces the damage to an injection mold; the product made of the breathable steel has good quality and stable size, and reduces post processing, thereby improving the productivity; when in injection molding, the air in the mold cavity is smoothly released through the pores in the mold, the pillow pressure is reduced, and the energy consumption is reduced. In addition, traditional let out sound hole damping piece screen cloth and do not resist high temperature and corruption, when earphone department long time work or high temperature state, the screen cloth damaged easily to the screen cloth belongs to soft material, is not suitable for moulding plastics on the earphone shell, therefore has micropore ventilative steel and compare traditional let out sound hole damping piece-screen cloth and have following advantage: 1) the breathable steel is resistant to high temperature and corrosion; 2) the air-permeable steel is firm and is not easy to be damaged; 3) the breathable steel belongs to a metal material, can be integrally injection-molded with the earphone shell, and is more firmly combined; 4) the metallic material leakage can enhance the metallic feel of the sound.
According to the above embodiment, the utility model provides an earphone speaker adopts the ventilative steel that has the micropore as the damping piece that leaks the sound hole to it is integrative directly to mould plastics with the earphone shell, and this kind of mode makes the good reliability that shell and damping piece combined, and ventilative steel is metal material simultaneously, and is durable firm not fragile, and reveals the metal feel that can strengthen sound through metal material, thereby improves the performance and the stability of earphone.
The earphone speaker according to the present invention has been described above by way of example with reference to the accompanying drawings. However, it should be understood by those skilled in the art that various modifications can be made to the earphone speaker provided by the present invention without departing from the scope of the present invention. Therefore, the scope of the present invention should be determined by the content of the appended claims.
Claims (10)
1. An earphone loudspeaker comprises an earphone shell and a loudspeaker single body accommodated in the earphone shell, wherein a sound leakage hole is formed in the earphone shell, and a sound leakage hole damping piece is arranged on the sound leakage hole; it is characterized in that the preparation method is characterized in that,
the sound leakage hole damping piece is made of breathable steel with micropores.
2. The earphone speaker of claim 1,
the earphone shell comprises an earphone front shell and an earphone rear shell matched with the earphone front shell, and the sound leakage hole comprises a front sound leakage hole and a rear sound leakage hole; wherein,
the front sound vent is arranged on the front shell of the earphone, a front sound vent damping piece is arranged on the front sound vent, the rear sound vent is arranged on the rear shell of the earphone, and a rear sound vent damping piece is arranged on the rear sound vent.
3. The earphone speaker of claim 2,
the front sound vent damping piece and the rear sound vent damping piece are made of porous steel.
4. The earphone speaker of claim 3,
and the two breathable steels are respectively fixed on the front earphone shell and the rear earphone shell in an injection molding manner.
5. The earphone speaker of claim 4,
The earphone front shell and the cavity formed by the loudspeaker units are front cavities, wherein sound holes are formed in the earphone front shell and communicated with the front cavities.
6. The earphone speaker of claim 1,
the earphone backshell with the cavity that loudspeaker monomer formed is the back chamber, the back chamber passes through let out the sound hole with external intercommunication after.
7. The earphone speaker of claim 1,
the horn unit comprises a magnetic circuit component and a vibration component, wherein,
the magnetic circuit assembly comprises a magnetic yoke fixed on the earphone shell, a magnet and a washer accommodated in the magnetic yoke;
the vibration component comprises a vibrating diaphragm fixed on the earphone shell and a voice coil fixed on one side of the vibrating diaphragm.
8. The earphone speaker of claim 7,
the magnet is arranged at the center of the magnetic guide yoke, and the washer is arranged on one side of the magnet, which is far away from the magnetic guide yoke;
a magnetic gap is formed between the integrated structure of the washer and the magnet and the side wall of the magnetic yoke, and the voice coil is suspended in the magnetic gap.
9. The earphone speaker of claim 7,
The vibrating diaphragm comprises a central portion, a corrugated ring portion and a fixing portion, wherein the corrugated ring portion is located at the edge of the central portion, the fixing portion is arranged on the periphery of the corrugated ring portion and fixed with the earphone shell, and a reinforcing portion is arranged on the central portion.
10. The earphone speaker of claim 2,
the fixing part is fixedly connected with the earphone front shell through a copper ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620591674.8U CN205754774U (en) | 2016-06-16 | 2016-06-16 | Earphone horn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620591674.8U CN205754774U (en) | 2016-06-16 | 2016-06-16 | Earphone horn |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205754774U true CN205754774U (en) | 2016-11-30 |
Family
ID=57386637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620591674.8U Active CN205754774U (en) | 2016-06-16 | 2016-06-16 | Earphone horn |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205754774U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108024193A (en) * | 2017-12-01 | 2018-05-11 | 歌尔股份有限公司 | The production method of loudspeaker housing, loudspeaker housing and include its loudspeaker |
| CN112468916A (en) * | 2020-10-30 | 2021-03-09 | 佳禾智能科技股份有限公司 | Earphone sound adjusting hole structure and forming method |
| CN112637747A (en) * | 2020-12-24 | 2021-04-09 | 苏州倍声声学技术有限公司 | Moving-iron telephone receiver and noise reduction earphone |
-
2016
- 2016-06-16 CN CN201620591674.8U patent/CN205754774U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108024193A (en) * | 2017-12-01 | 2018-05-11 | 歌尔股份有限公司 | The production method of loudspeaker housing, loudspeaker housing and include its loudspeaker |
| CN108024193B (en) * | 2017-12-01 | 2020-06-02 | 歌尔股份有限公司 | Manufacturing method of loudspeaker shell, loudspeaker shell and loudspeaker comprising loudspeaker shell |
| CN112468916A (en) * | 2020-10-30 | 2021-03-09 | 佳禾智能科技股份有限公司 | Earphone sound adjusting hole structure and forming method |
| CN112637747A (en) * | 2020-12-24 | 2021-04-09 | 苏州倍声声学技术有限公司 | Moving-iron telephone receiver and noise reduction earphone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |