CN208210238U - Earphone operatic tunes characteristic regulating system - Google Patents
Earphone operatic tunes characteristic regulating system Download PDFInfo
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- CN208210238U CN208210238U CN201820673906.3U CN201820673906U CN208210238U CN 208210238 U CN208210238 U CN 208210238U CN 201820673906 U CN201820673906 U CN 201820673906U CN 208210238 U CN208210238 U CN 208210238U
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- Prior art keywords
- earphone
- operatic tunes
- aperture
- tunes characteristic
- regulating system
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Abstract
The utility model provides a kind of earphone operatic tunes characteristic regulating system, is related to earphone field, which includes earphone, data acquisition circuit and data analysis circuit to be regulated；Adjusting earphone includes aperture and regulating device and sound measurement device, and regulating device is connect with aperture；Data acquisition circuit analyzes circuit connection with sound measurement device and data respectively.Compared with existing earphone adjusts operatic tunes characteristic technology, by increasing regulating device on the basis of earphone aperture, utilize the characteristic of the continuously adjustable of aperture, realize that the centre frequency of earphone operatic tunes characteristic moves left and right, on the one hand the quality that earphone plays audio can be adjusted, it on the other hand can be by the more controllable of earphone operatic tunes characteristic adjusting, so that earphone is easier to realize active noise reduction function.The adjustment of above-mentioned earphone operatic tunes characteristic has saved cost and time without being drawn a design again to Headphone structure.
Description
Technical field
The utility model relates to earphone fields, in particular to a kind of earphone operatic tunes characteristic regulating system.
Background technique
For common headphones, operatic tunes characteristic will affect the effect that earphone plays audio, can by adjusting operatic tunes characteristic
To change the audio result of broadcast of earphone.For active noise reduction earphone, the earphone of different operatic tunes characteristics, filter circuit design
Complexity it is different, biggish difference is also just presented in noise reduction effect.The prior art on earphone case by punching realization sound
The adjusting of chamber characteristic, but be difficult to establish the accurate of the operatic tunes characteristic of earphone by the position of earphone case structure and aperture and size
Model, and there is also various uncertain factors will affect operatic tunes characteristic in earphone production process, therefore according to expected sound
The shell of chamber characteristic design and the earphone of aperture, operatic tunes characteristic can still have a certain difference with expected operatic tunes characteristic, this
Species diversity will lead to designing and producing from new for earphone case often, cause the waste of time and materials.
Utility model content
In view of the above problems, the utility model proposes a kind of earphone operatic tunes characteristic regulating systems, solve prior art middle ear
The problem of adjustment of machine operatic tunes characteristic is not easy.
The utility model proposes a kind of earphone operatic tunes characteristic regulating systems, comprising:
Earphone, data acquisition circuit and data analysis circuit to be regulated；
The earphone to be regulated includes aperture, regulating device and sound measurement device, and the regulating device is opened with described
Hole connection；
The data acquisition circuit is connect with the sound measurement device and the data analysis circuit respectively.
Further, the earphone to be regulated further includes earphone case, and the sound measurement device is set to the earphone
Enclosure interior, the sound measurement device include the first signal input part and second signal output end, the data acquisition circuit
It is connect respectively with first signal input part and the second signal output end.
Further, the sound measurement device includes the first sound components and second sound component, first sound
Component includes the first signal output end, and the second sound component includes second signal input terminal.
Further, the earphone case includes earphone outer covering and the cavity that is set to inside the earphone outer covering, described
Cavity includes cavity wall, and the cavity is divided into the first cavity and the second cavity by the cavity wall, and the aperture is set to described
On earphone outer covering or it is set on the cavity wall.
Further, the regulating device is able to achieve continuously adjusting to the aperture of the aperture.
Further, the range in the aperture that the regulating device is adjustable is between 0.1mm-1mm.
Further, the data analysis circuit includes storage unit, processor and display unit, the processor difference
It is connect with the storage unit and the display unit.
The utility model provides a kind of earphone operatic tunes characteristic regulating system, which includes earphone to be regulated, data acquisition
Circuit and data analysis circuit；Earphone to be regulated includes aperture, regulating device and sound measurement device, regulating device and aperture
Connection；Data acquisition circuit analyzes circuit connection with sound measurement device and data respectively.Operatic tunes characteristic is adjusted with existing earphone
Technology is compared, and by increasing regulating device on the basis of earphone aperture, using the characteristic of the continuously adjustable of aperture, realizes ear
The centre frequency of machine operatic tunes characteristic moves left and right, and on the one hand can adjust the quality that earphone plays audio, on the other hand can be by ear
Machine operatic tunes characteristic is adjusted more controllable, so that earphone is easier to realize active noise reduction function.The adjustment of above-mentioned earphone operatic tunes characteristic
Without being drawn a design again to Headphone structure, cost and time have been saved.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 shows a kind of earphone operatic tunes characteristic regulating system structural schematic diagram provided by the embodiment of the utility model；
Fig. 2 shows a kind of earphone operatic tunes characteristic regulating system each section connection signals provided by the embodiment of the utility model
Figure；
Fig. 3 is shown in a kind of earphone operatic tunes characteristic regulating system provided by the embodiment of the utility model, earphone to be regulated
Position of opening schematic diagram；
Fig. 4 is shown in a kind of earphone operatic tunes characteristic regulating system provided by the embodiment of the utility model, earphone to be regulated
Position of opening schematic diagram；
Fig. 5 is shown in a kind of earphone operatic tunes characteristic regulating system provided by the embodiment of the utility model, earphone cavity with
Aperture, regulating device are formed by nurse hertz resonant cavity schematic illustration suddenly；
Fig. 6 is shown in a kind of earphone operatic tunes characteristic regulating system provided by the embodiment of the utility model, analytical unit knot
Structure schematic diagram.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment be only the utility model a part of the embodiment, instead of all the embodiments.Usually described in attached drawing here
It can arrange and design with a variety of different configurations with the component of the utility model embodiment shown.Therefore, below to
The detailed description of the embodiments of the present invention provided in attached drawing is not intended to limit the model of claimed invention
It encloses, but is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, those skilled in the art exist
Every other embodiment obtained under the premise of creative work is not made, is fallen within the protection scope of the utility model.
In the description of the present invention, term " first ", " second ", be used for description purposes only, and should not be understood as referring to
Show or imply relative importance.Furthermore unless specifically defined or limited otherwise, term " installation ", " connected ", " connection " should be done
It broadly understood, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connection,
It is also possible to be electrically connected；It can be directly connected, can also can be inside two elements indirectly connected through an intermediary
Connection.For the ordinary skill in the art, the tool of above-mentioned term in the present invention can be understood with concrete condition
Body meaning.
Embodiment
Earphone operatic tunes characteristic regulating system structural schematic diagram as shown in Figure 1, the utility model provide a kind of earphone operatic tunes
Characteristic regulating system, comprising: earphone 100, data acquisition circuit 200 and data analysis circuit 300 to be regulated；Earphone to be regulated
100 include aperture 110, regulating device 120 and sound measurement device 130, and regulating device 120 is connect with aperture 110；Data are adopted
Collector 200 is connect with sound measurement device 130 and data analysis circuit 300 respectively；Regulating device 120 is for adjusting aperture
110 aperture；Data acquisition circuit 200 gets measurement for testing after varying aperture sound measurement device 130
Data, and measurement data is sent to data analysis circuit 300；Data analysis circuit 300 be used for based on measurement data determination to
Adjust the current operatic tunes performance data of earphone 100.
In one embodiment, earphone operatic tunes characteristic regulating system each section connection schematic diagram as shown in Figure 2, wait adjust
Saving earphone 100 further includes earphone case (not shown), and sound measurement device 130 is set to inside earphone case, and sound is surveyed
Measure device 130 include the first signal input part in1 and second signal output end out2, data acquisition circuit respectively with the first signal
Input terminal in1 is connected with second signal output end out2.
Sound measurement device 130 is used to receive the first input electrical signal by the first signal input part in1, and defeated by first
Enter after electric signal is converted to the second output electric signal, passes through the second signal output end out2 and export.
Data acquisition circuit 200 inputs electricity for first for acquiring the first input electrical signal and the second output electric signal
Signal and the second output electric signal are delivered to data analysis circuit 300, so that data analysis circuit 300 is based on the first input telecommunications
Number and the second output electric signal determine the current operatic tunes characteristic of the earphone to be regulated.
In one embodiment, with continued reference to Fig. 2, sound measurement device 130 includes the first sound components 131 and second
Sound components 132, the first sound components 131 include the first signal output end out2, and second sound component 132 includes second signal
Input terminal in2；First sound components 131 are used to receive the first input electrical signal by the first signal input part in1, defeated by first
Enter electric signal and be converted to the first output acoustical signal, and export the first output acoustical signal, which passes through earphone sound
Chamber is converted to the second input acoustical signal；Second sound component 132, for the second input acoustical signal to be converted to the second output telecommunications
Number.
In one embodiment, earphone position of opening schematic diagram as shown in Figure 3 and Figure 4, earphone case includes earphone
Shell 141 and the cavity being set to inside earphone outer covering 141, cavity includes cavity wall 1421, and cavity is divided by cavity wall 1421
First cavity 1422 and the second cavity 1423, aperture 110 are set on earphone outer covering 141 or are set on cavity wall 1421.
Depending on the position of aperture can be according to the habit of commissioning staff and the difficulty of processing technology.
In one embodiment, regulating device 120 is able to achieve continuously adjusting to the aperture of aperture 110.It can be more
Under a different pore size, the operatic tunes characteristic of earphone 100 to be regulated is obtained, the rule of varying aperture Yu operatic tunes characteristic variations, base are obtained
In above-mentioned rule, the adjusting of operatic tunes characteristic is realized by adjustment aperture.
In one embodiment, Helmholz resonance chamber schematic diagram as shown in Figure 5.What regulating device 120 was adjustable
Open area is between 0.1mm-1mm.By aperture 110 and regulating device 120, a nurse suddenly can be formed in earphone cavity
Hertz resonant cavity, Huo Muhuozi acoustic resonator is one and has thin neck or small open container, when insonation, in neck
Air vibration, and the air in container to generation restoring force.The resonant cavity sympathetic response is by neck in air effective mass and container
The one-dimensional vibrational system of aeroelastic composition has covibration, resonant frequency to effect sound waveIts
In, f0It is the resonant frequency of Helmholtz resonator, c is the velocity of sound, and S is the sectional area of neck or opening, and d is the diameter of opening, and l is
The length of neck, V are the volumes of container.By adjustment aperture d, i.e., adjustable resonant frequency, the variation range of aperture constrains altogether
The variation range of vibration frequency, and then also constrain the variation range of earphone operatic tunes characteristic centre frequency.
In one embodiment, data analysis circuit structural schematic diagram as shown in FIG. 6, data analysis circuit 300 are wrapped
Include storage unit 310, processor 320 and display unit 330.Memory module 310 is for storing preset target operatic tunes characteristic quantity
According to processor 320 determines current earphone operatic tunes performance data based on measurement data, and controls 330 displaying target sound of display unit
Chamber performance data and current earphone operatic tunes performance data.By adjusting the aperture of earphone, connect the operatic tunes characteristic of current earphone more
Nearly preset operatic tunes characteristic meets the needs of operatic tunes characteristic adjustment.
Compared with existing earphone adjusts operatic tunes characteristic technology, by increasing regulating device on the basis of earphone aperture, benefit
With the characteristic of the continuously adjustable of aperture, realizes that the centre frequency of earphone operatic tunes characteristic moves left and right, on the one hand can adjust ear
The quality of machine sowing playback frequency, on the other hand can be by the more controllable of earphone operatic tunes characteristic adjusting, so that earphone is easier to realize actively
Decrease of noise functions.The adjustment of above-mentioned earphone operatic tunes characteristic has saved cost and time without being drawn a design again to Headphone structure.
The technical effect and preceding method of device provided by the utility model embodiment, realization principle and generation are implemented
Example is identical, and to briefly describe, Installation practice part does not refer to place, can refer to corresponding contents in preceding method embodiment.
In all examples being illustrated and described herein, any occurrence should be construed as merely illustratively, without
It is as limitation, therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
Claims (7)
1. a kind of earphone operatic tunes characteristic regulating system characterized by comprising earphone, data acquisition circuit and data to be regulated
Analyze circuit；
The earphone to be regulated includes aperture, regulating device and sound measurement device, and the regulating device and the aperture connect
It connects；
The data acquisition circuit is connect with the sound measurement device and the data analysis circuit respectively.
2. earphone operatic tunes characteristic regulating system according to claim 1, which is characterized in that the earphone to be regulated further includes
Earphone case, the sound measurement device are set to inside the earphone case, and the sound measurement device includes the first signal
Input terminal and second signal output end, the data acquisition circuit respectively with first signal input part and the second signal
Output end connection.
3. earphone operatic tunes characteristic regulating system according to claim 2, which is characterized in that the sound measurement device includes
First sound components and second sound component, first sound components include the first signal output end, the rising tone line
Part includes second signal input terminal.
4. earphone operatic tunes characteristic regulating system according to claim 2, which is characterized in that the earphone case includes earphone
Shell and the cavity being set to inside the earphone outer covering, the cavity includes cavity wall, and the cavity wall divides the cavity
For the first cavity and the second cavity, the aperture is set on the earphone outer covering or is set on the cavity wall.
5. earphone operatic tunes characteristic regulating system according to claim 1, which is characterized in that the regulating device is able to achieve pair
The aperture of the aperture continuously adjusts.
6. earphone operatic tunes characteristic regulating system according to claim 5, which is characterized in that the regulating device was adjustable
The range in the aperture is between 0.1mm-1mm.
7. earphone operatic tunes characteristic regulating system according to claim 1, which is characterized in that the data analysis circuit includes
Storage unit, processor and display unit, the processor are connect with the storage unit and the display unit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820673906.3U CN208210238U (en) | 2018-05-07 | 2018-05-07 | Earphone operatic tunes characteristic regulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820673906.3U CN208210238U (en) | 2018-05-07 | 2018-05-07 | Earphone operatic tunes characteristic regulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208210238U true CN208210238U (en) | 2018-12-07 |
Family
ID=64519993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820673906.3U Expired - Fee Related CN208210238U (en) | 2018-05-07 | 2018-05-07 | Earphone operatic tunes characteristic regulating system |
Country Status (1)
| Country | Link |
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| CN (1) | CN208210238U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112437379A (en) * | 2020-11-13 | 2021-03-02 | 北京安声浩朗科技有限公司 | In-ear earphone |
-
2018
- 2018-05-07 CN CN201820673906.3U patent/CN208210238U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112437379A (en) * | 2020-11-13 | 2021-03-02 | 北京安声浩朗科技有限公司 | In-ear earphone |
| CN112437379B (en) * | 2020-11-13 | 2022-10-28 | 北京安声浩朗科技有限公司 | In-ear earphone |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 |