CN216649946U - Earphone and exhaust structure thereof - Google Patents
Earphone and exhaust structure thereof Download PDFInfo
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- CN216649946U CN216649946U CN202122993923.XU CN202122993923U CN216649946U CN 216649946 U CN216649946 U CN 216649946U CN 202122993923 U CN202122993923 U CN 202122993923U CN 216649946 U CN216649946 U CN 216649946U
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- vibrating diaphragm
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Abstract
The utility model belongs to the technical field of earphones, and particularly relates to an earphone and an exhaust structure thereof. The shell is a hollow structure and a cavity is formed in the shell. The shell is also provided with a sound outlet hole which is communicated with the cavity. The speaker module is arranged in the cavity, and the side surface of the speaker module is sealed with the inner wall of the shell. The loudspeaker module is provided with a vibrating diaphragm, the vibrating diaphragm is exposed out of the cavity and corresponds to the sound outlet, a ventilation structure is arranged on the surface of the vibrating diaphragm, a through structure is arranged in the loudspeaker module, and the ventilation structure is communicated to the through structure. This exhaust structure is through setting up ventilative structure at the vibrating diaphragm, and atmospheric pressure gets into the through structure from the ventilative structure of vibrating diaphragm, gets rid of to the shell from the through structure at last to this exhaust structure need not to open a mouthful on the shell when production, has simplified production technology, has saved manufacturing cost, and has eliminated the gas leakage phenomenon, and audio output quality is higher.
Description
Technical Field
The utility model belongs to the technical field of earphones, and particularly relates to an earphone and an exhaust structure thereof.
Background
When the in-ear earphone is used, when a sealed micro-speaker is plugged into a closed ear canal, air in the ear canal can be trapped, and when the speaker moves to make a sound, the air column can be moved besides the vibration wave of the transmitted sound, so that the eardrum is subjected to variable air pressure, and the ear fatigue can be caused when the variable pressure is continuously exerted on the eardrum.
To solve the above technical problem, those skilled in the art can balance the air pressure when wearing the earphone by forming a hole in the earphone housing and then disposing a damping net on the hole. However, the design increases the hole opening process, so that the production cost is high, and the air leakage phenomenon exists after the hole is opened on the shell, so that the sound is unstable.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an earphone and an exhaust structure thereof, and aims to solve the technical problems that the earphone in the prior art balances air pressure when being worn through an opening, but the opening process is added in the design, so that the production cost is high, and the sound is unstable.
In order to achieve the above object, an exhaust structure provided in the embodiments of the present invention is applied to an earphone; the exhaust structure includes:
the shell is of a hollow structure, and a cavity is formed in the shell; the shell is also provided with a sound outlet hole which is communicated to the cavity; and
the loudspeaker module is arranged in the cavity, and the side surface of the loudspeaker module is sealed with the inner wall of the shell; the loudspeaker module is provided with a vibrating diaphragm, the vibrating diaphragm is exposed out of the cavity and corresponds to the sound outlet, a ventilation structure is arranged on the surface of the vibrating diaphragm, a through structure is arranged in the loudspeaker module, and the ventilation structure is communicated to the through structure.
Optionally, the air-permeable structure is an air-permeable hole, an air-permeable material portion or an air-permeable gap.
Optionally, the ventilation structure is communicated to one end of the through structure, and an opening is formed in the other end of the through structure.
Optionally, a damping mesh is provided on the opening.
Optionally, the sound outlet, the diaphragm, the through structure, and the opening are sequentially arranged.
Optionally, the speaker module further has a moving coil unit and a plurality of moving iron units, and the moving iron units are arranged on the periphery of the moving coil unit; the through structure penetrates through the moving coil unit, and the vibrating diaphragm is arranged at one end of the moving coil unit.
Optionally, an annular wall wrapping the moving coil unit is formed in the housing, and an outer side surface of the moving coil unit is tightly attached to the annular wall.
Optionally, an exhaust structure communicated with the outside is arranged on the shell, and the exhaust structure is communicated with the cavity.
In order to achieve the above purpose, the earphone provided by the embodiment of the utility model has the exhaust structure.
The earphone and one or more technical schemes in the exhaust structure thereof provided by the embodiment of the utility model have at least one of the following technical effects: this exhaust structure of earphone through set up ventilative structure at the vibrating diaphragm, atmospheric pressure gets into the through structure from the ventilative structure of vibrating diaphragm, gets rid of to the shell from the through structure at last to this exhaust structure need not to open a mouthful on the shell when production, has simplified production technology, has saved manufacturing cost, and has eliminated the gas leakage phenomenon, and audio output quality is higher.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an exhaust structure according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.
In the description of the embodiments of the present invention, it should be understood that, if directional indications are provided in the embodiments of the present invention, such as directions of up, down, left, right, front, back, inner, outer, etc., the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, terms such as "mounted," "connected," and "fixed" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
In one embodiment of the present invention, as shown in fig. 1, an air venting structure is provided for use in an earphone. The exhaust structure includes a housing 1 and a speaker module 2. The housing 1 is a hollow structure and has a cavity 11 formed therein. The housing 1 further has a sound outlet 12, and the sound outlet 12 is connected to the cavity 11. The speaker module 2 is disposed in the cavity 11 and its side faces are sealed with the inner wall of the housing 1. The speaker module 2 has a diaphragm 21, the diaphragm 21 is exposed out of the cavity 11 and corresponds to the sound outlet hole 12, a ventilation structure 211 is disposed on the surface of the diaphragm, a through structure 221 is disposed in the speaker module 2, and the ventilation structure 211 is communicated to the through structure 221.
This exhaust structure is through setting up ventilative structure 211 at vibrating diaphragm 21, and atmospheric pressure gets into through structure 221 from the ventilative structure 211 of vibrating diaphragm 21, gets rid of to shell 1 from through structure 221 at last to this exhaust structure need not to open at shell 1 when production, has simplified production technology, has saved manufacturing cost, and has eliminated the gas leakage phenomenon, and audio output quality is higher.
In some embodiments of the present invention, the venting structure 211 is preferably a vent, which has the best venting effect. It should be understood that the air permeable structure 211 may also be an air permeable material portion made of an air permeable material, or may be an air permeable gap.
In another embodiment of the present invention, the venting structure 211 is connected to one end of the penetrating structure 221, and the other end of the penetrating structure 221 is provided with an opening 222, so as to achieve the fastest venting.
In another embodiment of the present invention, a damping mesh 23 is provided on the opening 222 of the exhaust structure. The damping mesh 23 is air-permeable.
In another embodiment of the present invention, the sound outlet hole 12, the diaphragm 21, the through structure 221 and the opening 222 of the air exhausting structure are sequentially arranged to facilitate air exhausting.
In another embodiment of the present invention, the speaker module 2 of the air discharge structure further has a moving coil unit 22 and a plurality of moving-iron units 24, and the moving-iron units 24 are disposed on the outer periphery of the moving coil unit 22. The penetrating structure 221 penetrates the moving coil unit 22, and the diaphragm 21 is disposed at one end of the moving coil unit 22. This air discharge structure is applied to a coil earphone, and utilizes the original through structure 221 of the moving coil unit 22.
In another embodiment of the present invention, the casing 1 of the exhaust structure is formed with an annular wall 14 enclosing a moving coil unit 22, and the outer side surface of the moving coil unit 22 is tightly attached to the annular wall 14.
In another embodiment of the present invention, the housing 1 of the exhaust structure is provided with an exhaust structure communicated with the outside, and the exhaust structure is communicated with the cavity 11. Specifically, the air exhaust structure may be an original jack, gap, or the like of the earphone.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. An exhaust structure is applied to earphones; the exhaust structure includes:
the shell is of a hollow structure, and a cavity is formed in the shell; the shell is also provided with a sound outlet hole which is communicated to the cavity;
it is characterized by also comprising
The loudspeaker module is arranged in the cavity, and the side surface of the loudspeaker module is sealed with the inner wall of the shell; the loudspeaker module is provided with a vibrating diaphragm, the vibrating diaphragm is exposed out of the cavity and corresponds to the sound outlet, a ventilation structure is arranged on the surface of the vibrating diaphragm, a through structure is arranged in the loudspeaker module, and the ventilation structure is communicated to the through structure.
2. The exhaust structure according to claim 1, wherein the air-permeable structure is an air-permeable hole, an air-permeable material portion, or an air-permeable gap.
3. The exhaust structure according to claim 1, wherein the air-permeable structure communicates to one end of the through-structure, and the other end of the through-structure is provided with an opening.
4. A gas exhaust structure according to claim 3, wherein a damping mesh is provided on said opening.
5. Exhaust structure according to claim 3 or 4, characterized in that the sound outlet, the diaphragm, the through-structure and the opening are arranged in sequence.
6. The exhaust structure according to any one of claims 1 to 4, wherein the speaker module further has a moving coil unit and a plurality of moving-iron units, the moving-iron units being arranged on the outer periphery of the moving coil unit; the through structure penetrates through the moving coil unit, and the vibrating diaphragm is arranged at one end of the moving coil unit.
7. The exhaust structure according to claim 6, wherein an annular wall is formed in the housing to surround the moving coil unit, and an outer side surface of the moving coil unit is closely attached to the annular wall.
8. The exhaust structure according to any one of claims 1 to 4, wherein the housing is provided with an exhaust structure communicating with the outside, and the exhaust structure communicates with the cavity.
9. An earphone, characterized by having a venting structure as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122993923.XU CN216649946U (en) | 2021-11-30 | 2021-11-30 | Earphone and exhaust structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122993923.XU CN216649946U (en) | 2021-11-30 | 2021-11-30 | Earphone and exhaust structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216649946U true CN216649946U (en) | 2022-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122993923.XU Active CN216649946U (en) | 2021-11-30 | 2021-11-30 | Earphone and exhaust structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216649946U (en) |
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2021
- 2021-11-30 CN CN202122993923.XU patent/CN216649946U/en active Active
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