CN214481165U - Noise reduction earphone - Google Patents
Noise reduction earphone Download PDFInfo
- Publication number
- CN214481165U CN214481165U CN202120022034.6U CN202120022034U CN214481165U CN 214481165 U CN214481165 U CN 214481165U CN 202120022034 U CN202120022034 U CN 202120022034U CN 214481165 U CN214481165 U CN 214481165U
- Authority
- CN
- China
- Prior art keywords
- sound
- feedback microphone
- mouth
- noise reducing
- guide groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model discloses an earphone of making an uproar falls includes: a moving iron unit; a feedback microphone; and the earphone body comprises a sound mouth, the moving iron unit is installed in the sound mouth, and the feedback microphone is arranged close to the moving iron unit and used for collecting sound signals in the auditory canal. Because the moving iron unit is small in volume, the size of the sound mouth cannot be affected when the moving iron unit is placed in the sound mouth. And the feedback microphone is arranged close to the moving iron unit, so that the feedback microphone is arranged at a position close to the auditory canal as far as possible, the feedback microphone can collect sound signals in the auditory canal to the maximum extent, noise information is screened out for neutralization, the purpose of reducing noise for a user is achieved, and good use experience is provided for the user.
Description
Technical Field
The utility model relates to an earphone field especially relates to an earphone of making an uproar falls.
Background
The noise reduction earphone has a good noise reduction effect, and generally collects noise information in an ear canal through a feedback microphone, and then transmits a wave band opposite to the noise frequency to neutralize the noise, so that a user cannot hear the noise, and the use experience of the user is improved. Existing feedback microphones are typically placed in the front cavity or mouthpiece when installed. However, when the feedback microphone is placed in the sound mouth, the caliber of the sound mouth is increased, which causes difficulty in entering the ear, and the wearing comfort of the user is poor, and the ear cap is easy to rebound, thereby affecting the stability and the sealing performance.
SUMMERY OF THE UTILITY MODEL
The utility model provides a noise reduction earphone for solve at least one technical problem who exists among the prior art.
In order to solve the above problem, the utility model provides a: a noise reducing headphone comprising:
a moving iron unit;
a feedback microphone; and
the earphone main part, the earphone main part includes the sound mouth, moves the indisputable unit and installs in the sound mouth, and the feedback microphone is close to moving indisputable unit setting and be used for collecting the sound signal in the duct.
The utility model has the advantages that: the utility model provides an earphone of making an uproar falls because the moving iron unit volume is less for can not exert an influence to the size of sound mouth when moving the iron unit and place in the sound mouth. And the feedback microphone is arranged close to the moving iron unit, so that the feedback microphone is arranged at a position close to the auditory canal as far as possible, the feedback microphone can collect sound signals in the auditory canal to the maximum extent, noise information is screened out for neutralization, the purpose of reducing noise for a user is achieved, and good use experience is provided for the user.
As a further improvement of the above technical solution, the sound channel is provided on the sound mouth and extends from the end of the sound mouth to the feedback microphone, and the sound channel is used for guiding the sound in the ear canal to propagate to the feedback microphone.
The sound in the duct can directly transmit to feedback microphone department through setting up a sound passageway specially to greatly do benefit to feedback microphone and acquire sound signal in the duct, and can effectively keep apart the sound that the moving-iron unit sent and directly transmit to feedback microphone department, effectively improve the accuracy that feedback microphone acquireed sound signal in the duct, and then improve the degree of accuracy that feedback microphone handled the noise, experience for the excellent use of user.
As a further improvement of the technical scheme, the shell of the moving iron unit and the inner wall of the sound mouth are arranged together in an enclosing mode to form an acoustic channel.
Therefore, the spatial position in the sound mouth can be efficiently utilized, the size of the sound mouth is effectively controlled, and good wearing experience can be provided for wearing of a user.
As the further improvement of the technical scheme, the sound mouth is provided with the mounting cavity and the sound guide groove, the sound guide groove is communicated with the auditory canal, a gap communicated with each other is formed between the sound guide groove and the mounting cavity, the moving iron unit is mounted in the mounting cavity, and the shell of the moving iron unit covers the gap to enable the sound guide groove to form the sound channel.
When the sound mouth is processed, the sound mouth is easily processed by forming the mounting cavity and the sound guide groove which are communicated with each other on the sound mouth. Then the moving iron unit is installed in the sound mouth, and the shell of the moving iron unit just covers the gap between the installation cavity and the sound guide groove, and at the moment, the sound guide groove forms an independent sound channel so that sound in the auditory canal can be directly transmitted to the feedback microphone.
As a further improvement of the above technical solution, the earphone body further comprises an earshell, a sound mouth is connected to the earshell, and the feedback microphone is installed at a connection position between the earshell and the sound mouth.
Therefore, the size of the sound mouth can be effectively controlled, the feedback microphone can be located at the position closest to the auditory canal, the distance of an acoustic channel is effectively shortened, the feedback microphone can be used for collecting the truest sound signal in the auditory canal more directly, and the better noise reduction effect can be achieved.
As a further improvement of the technical proposal, one surface of the feedback microphone for collecting the sound extends in the same direction with the inner wall of the sound mouth.
The feedback microphone is positioned at the side of the sound channel and is arranged opposite to the moving iron unit, so that the feedback microphone can be ensured to directly acquire sound signals collected in the sound channel; and the width of the sound mouth can be effectively controlled, and the sound mouth is convenient for a user to wear.
As a further improvement of the technical scheme, one surface of the feedback microphone for collecting the sound is flush with the inner wall of the sound mouth.
Therefore, the whole earphone is compact in structure, the feedback microphone is located on the side of the sound channel and is arranged opposite to the moving iron unit, and the feedback microphone can directly acquire sound signals of the sound channel.
As a further improvement of the technical scheme, the sound guide groove is communicated with the inner cavity of the earshell, and the earphone body further comprises a sealing element which is used for sealing the communication between the sound guide groove and the inner cavity of the earshell.
Can keep apart the inner chamber of leading sound groove and earlap like this, when avoiding leading the sound transmission of sound groove to the inner chamber of earlap, lead to leading the sound mixing between the inner chamber of sound groove and earlap, arouse the condition of the disturbance of sound to take place, guarantee the output of tone quality.
As a further improvement of the technical scheme, the sound channel is in a straight strip shape.
By arranging the sound channel in a straight strip shape, the sound in the auditory canal can be conducted to the feedback microphone through a special channel which is most convenient, and the feedback microphone is favorable for collecting the sound signal in the auditory canal.
As a further improvement of the above technical solution, the acoustic channel is in the shape of a curved strip.
The sound channel can also be arranged into a bent strip shape, so that the sound in the auditory canal can be transmitted to the feedback microphone through a special channel, and the accuracy of the feedback microphone for collecting the sound signal in the auditory canal is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 shows a schematic structural diagram of a noise reduction earphone provided by an embodiment of the present invention;
fig. 2 shows a schematic cross-sectional view of the noise reducing headphone of fig. 1;
fig. 3 shows an exploded view of the noise reducing headphone of fig. 1.
Description of the main element symbols:
10-moving iron unit;
11-a housing;
20-a feedback microphone;
30-an earphone body;
31-mouthpiece; 32-earshell; 311, a mounting cavity; 312 — a sound guide groove;
40-an acoustic channel;
50-sealing member.
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 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 only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, 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 present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Examples
As shown in fig. 1, fig. 2 and fig. 3, the noise reduction earphone provided by the embodiment of the present invention is now described.
The noise reduction headphone includes:
a moving iron unit 10;
a feedback microphone 20; and
the earphone body 30, the earphone body 30 includes the sound mouth 31, the moving-iron unit 10 is installed in the sound mouth 31, and the feedback microphone 20 is disposed near the moving-iron unit 10 and is used for collecting the sound signal in the ear canal.
The embodiment of the utility model provides an earphone of making an uproar falls, compare with prior art, because move 10 volumes of indisputable unit less for can not exert an influence to the size of sound mouth 31 when moving indisputable unit 10 and placing in sound mouth 31. In addition, the feedback microphone 20 is arranged close to the moving-iron unit 10, so that the feedback microphone 20 is arranged at a position close to the ear canal as far as possible, and thus the feedback microphone 20 can collect sound signals in the ear canal to the maximum extent, and therefore, noise information can be screened out for neutralization, the purpose of reducing noise for a user is achieved, and good use experience is provided for the user.
In one embodiment, as shown in fig. 2 and 3, the sound mouth 31 is provided with an acoustic channel 40 extending from the end of the sound mouth 31 to the feedback microphone 20, and the acoustic channel 40 is used for guiding sound in the ear canal to propagate to the feedback microphone 20.
Specifically, the acoustic channel 40 is specially arranged between the ear canal and the feedback microphone 20, so that the sound in the ear canal can be directly transmitted to the feedback microphone 20, the feedback microphone 20 is greatly facilitated to acquire the sound signal in the ear canal, the sound emitted by the moving-iron unit 10 can be effectively isolated from being directly transmitted to the feedback microphone 20, the accuracy of acquiring the sound signal in the ear canal by the feedback microphone 20 is effectively improved, the accuracy of processing the noise by the feedback microphone 20 is further improved, and excellent use experience is provided for a user.
In one embodiment, as shown in fig. 2, the housing 11 of the moving-iron unit 10 and the inner wall of the mouthpiece 31 together enclose an acoustic channel 40.
Specifically, the sound channel 40 is formed by enclosing the housing 11 of the moving-iron unit 10 and the inner wall of the sound mouth 31 together, so that the spatial position in the sound mouth 31 can be effectively utilized, the size of the sound mouth 31 can be effectively controlled, and a good wearing experience can be provided for the wearing of a user.
In one embodiment, as shown in fig. 2 and 3, the sound mouth 31 is provided with a mounting cavity 311 and a sound guide groove 312, the sound guide groove 312 is communicated with the ear canal, a gap is formed between the sound guide groove 312 and the mounting cavity 311, the moving-iron unit 10 is mounted in the mounting cavity 311, and the housing 11 of the moving-iron unit 10 covers the gap so that the sound guide groove 312 forms the sound channel 40.
Specifically, when the mouthpiece 31 is machined, the mounting cavity 311 and the sound guide groove 312, which communicate with each other, are formed in the mouthpiece 31, which facilitates machining. The moving-iron unit 10 is then mounted in the mouthpiece 31 such that the housing 11 of the moving-iron unit 10 just covers the gap between the mounting cavity 311 and the sound guiding groove 312, and the sound guiding groove 312 forms a separate sound channel 40 for the sound in the ear canal to be directly transmitted to the feedback microphone 20.
In one embodiment, as shown in fig. 2, the earphone body 30 further includes an earshell 32, a mouthpiece 31 is attached to the earshell 32, and the feedback microphone 20 is mounted at the junction between the earshell 32 and the mouthpiece 31.
Specifically, by arranging the feedback microphone 20 at the connection between the earmuff 32 and the sound mouth 31, the size of the sound mouth 31 can be effectively controlled, and the feedback microphone 20 can be located at the position closest to the ear canal, so that the distance of the sound channel 40 is effectively shortened, the feedback microphone 20 is favorable for more directly collecting the truest sound signals in the ear canal, and a better noise reduction effect can be achieved.
In one embodiment, as shown in fig. 2, the side of the feedback microphone 20 that collects sound extends in the same direction as the inner wall of the mouthpiece 31.
Specifically, by extending the surface of the feedback microphone 20, which collects sound, in the same direction as the inner wall of the mouthpiece 31, the feedback microphone 20 is located at the side of the sound channel 40 and is arranged opposite to the moving-iron unit 10, so that the feedback microphone 20 can be ensured to directly acquire the sound signal collected in the sound channel 40; and the width of the mouthpiece 31 can be effectively controlled, which is convenient for the user to wear.
In one embodiment, as shown in fig. 2, the side of the feedback microphone 20 that collects sound is flush with the inner wall of the mouthpiece 31.
Specifically, the feedback microphone 20 is facilitated to directly acquire the sound signal of the sound channel 40 by making the side of the feedback microphone 20, which collects the sound, flush with the inner wall of the mouthpiece 31, so that the whole earphone can be made compact, and making the feedback microphone 20 located at the side of the sound channel 40 and opposite to the moving-iron unit 10.
In one embodiment, as shown in fig. 2, the sound guide channel 312 communicates with the interior cavity of the earshell 32, and the earphone body 30 further comprises a sealing member 50, wherein the sealing member 50 is used for sealing the sound guide channel 312 and the interior cavity of the earshell 32.
Specifically, by providing the sealing member 50 to isolate the sound guide groove 312 from the inner cavity of the ear shell 32, it is avoided that when the sound of the sound guide groove 312 is transmitted to the inner cavity of the ear shell 32, the sound between the sound guide groove 312 and the inner cavity of the ear shell 32 is mixed, which causes the disturbance of the sound, and the output of the sound quality is ensured.
In one embodiment, as shown in FIG. 2, acoustic channel 40 is straight.
In particular, by arranging the sound channel 40 to be a straight strip, it is possible to make the sound in the ear canal to be conducted to the feedback microphone 20 in a convenient and special channel, which facilitates the feedback microphone 20 to collect the sound signal in the ear canal.
In one embodiment, the acoustic channel 40 is in the form of a curved strip.
Of course, the sound channel 40 may also be configured as a curved strip, so that the sound in the ear canal can be transmitted to the feedback microphone 20 through a special channel, thereby improving the accuracy of the feedback microphone 20 in collecting the sound signal in the ear canal.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (9)
1. A noise reducing headset, comprising:
a moving iron unit;
a feedback microphone; and
the earphone body, the earphone body includes the sound mouth, it installs to move the indisputable unit in the sound mouth, the feedback microphone is close to move indisputable unit setting and be used for collecting the sound signal in the duct, be equipped with on the sound mouth by the end of sound mouth extends to the sound channel of feedback microphone department, the sound channel be used for guiding the sound in the duct to propagate extremely the feedback microphone.
2. The noise reducing headset of claim 1, wherein: the shell of the moving iron unit and the inner wall of the sound mouth are arranged together in an enclosing mode to form the sound channel.
3. The noise reducing headset of claim 1, wherein: be equipped with installation cavity and sound guide groove on the sound mouth, sound guide groove and duct intercommunication, sound guide groove with the breach that has mutual intercommunication between the installation cavity, move the indisputable unit and install in the installation cavity, move the shell closing cap of indisputable unit the breach so that sound guide groove forms the sound passageway.
4. The noise reducing headset of claim 3, wherein: the earphone main body further comprises an earshell, the sound mouth is connected to the earshell, and the feedback microphone is installed at the joint between the earshell and the sound mouth.
5. The noise reducing headset of claim 4, wherein: one side of the feedback microphone for collecting sound extends in the same direction with the inner wall of the sound mouth.
6. The noise reducing headset of claim 4, wherein: one side of the feedback microphone for collecting sound is flush with the inner wall of the sound mouth.
7. The noise reducing headset of claim 4, wherein: the sound guide groove is communicated with the inner cavity of the earshell, the earphone body further comprises a sealing piece, and the sealing piece is used for sealing the sound guide groove and the inner cavity of the earshell.
8. The noise reducing headset of claim 1, wherein: the acoustic channel is straight.
9. The noise reducing headset of claim 1, wherein: the acoustic channel is in the shape of a curved strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120022034.6U CN214481165U (en) | 2021-01-05 | 2021-01-05 | Noise reduction earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120022034.6U CN214481165U (en) | 2021-01-05 | 2021-01-05 | Noise reduction earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214481165U true CN214481165U (en) | 2021-10-22 |
Family
ID=78138428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120022034.6U Active CN214481165U (en) | 2021-01-05 | 2021-01-05 | Noise reduction earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214481165U (en) |
-
2021
- 2021-01-05 CN CN202120022034.6U patent/CN214481165U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5695703B2 (en) | Earphone with acoustic tuning mechanism | |
| JP5607814B2 (en) | Hearing aid suitable for wind noise suppression | |
| CN213638177U (en) | Earphone set | |
| CN210579147U (en) | Noise reduction earphone | |
| US8180092B2 (en) | Converter system for an active noise compensation apparatus | |
| JP2018006784A (en) | Earphone | |
| CN214481165U (en) | Noise reduction earphone | |
| CN113613114A (en) | Leading note pipe and bluetooth headset | |
| CN210899613U (en) | In-ear hearing aid air hole with multifunctional air hole | |
| CN112601150A (en) | Noise reduction earphone | |
| CN214381325U (en) | Noise reduction earphone | |
| CN210670507U (en) | Noise reduction earphone main body and noise reduction earphone | |
| CN210609653U (en) | Noise reduction earphone with microphone arranged in front cavity sound mouth | |
| CN210491165U (en) | In-ear earphone | |
| CN212183716U (en) | In-ear earphone sleeve and in-ear earphone | |
| CN214381322U (en) | Noise reduction earphone | |
| CN110891218B (en) | Earplug type earphone and wireless earphone system | |
| CN209806029U (en) | Head-wearing earphone | |
| CN213152322U (en) | Leading note pipe and bluetooth headset | |
| CN218473335U (en) | Earphone sound production module and headphone | |
| CN102918871A (en) | Hearing aid adapted for suppression of wind noise | |
| CN210469675U (en) | Noise reduction headset | |
| CN217825285U (en) | Wind noise resistant earphone and earphone assembly thereof | |
| CN217935892U (en) | Wireless Bluetooth headset with noise reduction and loss prevention functions | |
| CN113207072B (en) | Assembly comprising a sensor in a nozzle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20220704 Granted publication date: 20211022 |