CN205491057U - Movable coil piezoelectricity dual drive earphone - Google Patents
Movable coil piezoelectricity dual drive earphone Download PDFInfo
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- CN205491057U CN205491057U CN201620302150.2U CN201620302150U CN205491057U CN 205491057 U CN205491057 U CN 205491057U CN 201620302150 U CN201620302150 U CN 201620302150U CN 205491057 U CN205491057 U CN 205491057U
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Abstract
The utility model provides a movable coil piezoelectricity dual drive earphone, this movable coil piezoelectricity dual drive earphone includes: the casing sets up movable coil loudspeaker and piezoceramics in the casing, and wherein, the casing includes ante -chamber earlap and the back cavity earlap of being connected with the ante -chamber earlap, and piezoceramics sets up in the one side that is close to the ante -chamber earlap, and piezoceramics includes foil and two piezoceramics thin slices that polarity is opposite, and foil lies in and laminates between two piezoceramics thin slices and with two piezoceramics thin slices. The beneficial effects of the utility model are that: the high band uses ground -breaking piezoceramics drive unit, combines magnetic bead and resistance, separates into different parts such as high pitch, middle pitch, bass with the audio signal of input, then replays in sending into corresponding high, medium and low sound drive unit respectively, and the different characteristics of decorateing movable coil loudspeaker unit and piezoceramics unit are effectively optimized, the frequency response that makes each frequency channel level and smooth, the audio -video phase place accuracy that becomes.
Description
Technical field
This utility model relates to the technical field of earphone, refers more particularly to a kind of moving-coil piezoelectricity Dual Drive
Earphone.
Background technology
Earphone is usually separable with media player, utilizes a plug to connect, is not affecting side
In the case of people, can listen to alone.Along with entertainment life gradually enriches, various palm recreational equipment and
The audio-visual series products of audiovisual is gradually popularized, and the requirement of earphone tonequality is also improved constantly by people.So, ear
Machine under conditions of meeting comfortable wearing and outward appearance exquisiteness, also to accomplish well arranged, be in step with, bright and clear,
Acoustical quality comfortable, broad, natural.
Major part uses single-drive system in the market, and this system advantage is to be simple to manufacture, cost
Cheap.Shortcoming is that range is narrow, and sound is brought up and kicked, and does not has stereovision.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of moving-coil piezoelectricity
Dual Drive earphone.
This utility model is to be achieved through the following technical solutions:
This utility model provides a kind of moving-coil piezoelectricity Dual Drive earphone, this moving-coil piezoelectricity Dual Drive earphone
Including: housing, the moving-coil loudspeaker being arranged in described housing and piezoelectric ceramics, wherein, described shell
Body includes ante-chamber auricular concha and the back cavity auricular concha being connected with described ante-chamber auricular concha, and described piezoelectric ceramics is arranged on
Near the side of described ante-chamber auricular concha, and described piezoelectric ceramics includes foil and two polarity phases
Anti-piezoelectric ceramic thin sheet, described foil between said two piezoelectric ceramic thin sheet and with institute
State two piezoelectric ceramic thin sheet laminatings.
Preferably, described moving-coil loudspeaker are by support, Magnet, washer, PCB, protecting cover, vibrating diaphragm and voice coil loudspeaker voice coil
Composition.
Preferably, the ear muff being arranged on described ante-chamber auricular concha is also included.
The beneficial effects of the utility model are: high band uses the Piezoelectric Ceramic unit of original creation, knot
Close magnetic bead and resistance, the audio signal of input be separated into the different pieces such as high pitch, middle pitch, bass,
Then it is respectively fed in corresponding high, medium and low sound driver element reset, effectively modifies moving-coil loudspeaker
Unit and the different qualities of piezoelectric ceramics unit, optimum organization so that each unit is maximized favourable factors and minimized unfavourable ones, dripping
Having given play to respective due potential with causing to the greatest extent, the frequency response making each frequency range is smoothened, acoustic image phase place is accurate.
Simultaneously Hz-KHz breakthrough on be extended down to 40kHz, details presents intricately woven together, bass boundless strength bullet,
High frequency is clear, bright, and sense of hearing is naturally loose.
Accompanying drawing explanation
Fig. 1 is the structural representation of the moving-coil piezoelectricity Dual Drive earphone that this utility model embodiment provides；
Fig. 2 is moving-coil piezoelectricity Dual Drive earphone and the prior art earphone of this utility model embodiment offer
Contrast schematic diagram.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with
Drawings and Examples, are further elaborated to this utility model.Should be appreciated that this place is retouched
The specific embodiment stated, only in order to explain this utility model, is not used to limit this utility model.
Refer to the structural representation that Fig. 1, Fig. 1 are the moving-coil piezoelectricity Dual Drive earphones that this utility model provides
Figure.
This utility model embodiment provides a kind of moving-coil piezoelectricity Dual Drive earphone, and this moving-coil piezoelectricity is double to be driven
Dynamic earphone includes: housing, the moving-coil loudspeaker 4 being arranged in described housing and piezoelectric ceramics 3, wherein,
Described housing includes ante-chamber auricular concha 2 and the back cavity auricular concha 5 being connected with described ante-chamber auricular concha 2, described piezoelectricity
Pottery 3 is positioned close to the side of described ante-chamber auricular concha 2, and described piezoelectric ceramics 3 includes metal foil
Sheet and two opposite polarity piezoelectric ceramic thin sheets, described foil is positioned at said two piezoelectricity pottery
Fit between porcelain thin slice and with said two piezoelectric ceramic thin sheet.
In the above-described embodiments, high band uses the piezoelectric ceramics 3 of original creation, in conjunction with magnetic bead and resistance, and will
The audio signal of input is separated into the different pieces such as high pitch, middle pitch, bass, is then respectively fed to corresponding
High, medium and low sound driver element in reset, effectively modify moving-coil loudspeaker 4 unit and piezoelectric ceramics 3
The different qualities of unit, optimum organization so that each unit is maximized favourable factors and minimized unfavourable ones, incisively and vividly give play to each
From due potential, the frequency response making each frequency range is smoothened, acoustic image phase place is accurate.Frequency response model simultaneously
Enclosing and be extended down to 40kHz on breakthrough, details presents intricately woven together, bass boundless strength bullet, high frequency is clear,
Bright, sense of hearing is naturally loose.
Understand structure and the principle of the earphone that the present embodiment provides for convenience, below in conjunction with concrete
It is described in detail by accompanying drawing.
As it is shown in figure 1, this utility model technology is for solving above not enough problem, by changing earphone
Sonification system, it is provided that a kind of Dual Drive is around audio earphone, and its high band uses the pottery pressure of original creation
Electric drive unit, and adapted use full frequency band 13mm super large caliber moving-coil loudspeaker 4, can not only be effective
Avoid the tapering ice-cold feature of common headphones medium-high frequency tone color, and can provide remote super the most small-bore
The full range sense of hearing of moving-coil unit.
Concrete, the earphone that the present embodiment provides uses dual-drive technology, it include moving-coil loudspeaker 4 and
Piezoelectric ceramics 3, as it is shown in figure 1, its concrete structure is as it is shown in figure 1, include ear muff 1, ante-chamber auricular concha
2, piezoelectric ceramics 3, loudspeaker and back cavity auricular concha 5, wherein, seals with human ear when ear muff 1 is used for wearing,
Sound more has third dimension；Ante-chamber auricular concha 2 is used for assembling piezoelectric ceramics 3 and moving-coil loudspeaker 4；And piezoelectricity pottery
Porcelain 3 is used for coordinating moving-coil loudspeaker 4, makes overall sound quality more perfect；Loudspeaker (i.e. moving-coil loudspeaker 4) are used
The major embodiment of bass in realizing；And back cavity auricular concha therein 5 is for coordinating with ante-chamber, go into case
Body effect, is the finer and smoother of sound embodiment.Wherein, described moving-coil loudspeaker 4, i.e. Speaker, by propping up
Frame, Magnet, washer, PCB, protecting cover, vibrating diaphragm, voice coil loudspeaker voice coil forms, this structure and ear of the prior art
The structure that moving-coil in machine drives is identical, and in this not go into detail；Piezoelectric ceramics 3, mainly by metal
Thin slice and piezoelectric ceramic thin sheet composition, wherein, foil surfaces is closely fitted with 2 or more than
Same size the piezoelectric ceramic thin sheet fitted tightly successively, the polarization side of adjacent piezoelectric ceramic thin sheet
To on the contrary, produced by the piezo-electric generator of this new construction, acoustic pressure becomes with the acoustic pressure of piezoelectric ceramic thin sheet
Direct ratio, quantity is the most, and acoustic pressure is the biggest.
As in figure 2 it is shown, by the comparison diagram shown in Fig. 2 it can be seen that high band uses the pressure of original creation
Electroceramics 3, in conjunction with magnetic bead and resistance, is separated into high pitch, middle pitch, bass etc. by the audio signal of input
Different piece, is then respectively fed in corresponding high, medium and low sound driver element reset, effectively repaiies
Decorations moving-coil loudspeaker 4 unit and the different qualities of piezoelectric ceramics 3 unit, optimum organization so that each unit
Maximize favourable factors and minimize unfavourable ones, incisively and vividly given play to respective due potential, the frequency response making each frequency range is smoothened,
Acoustic image phase place is accurate.Simultaneously Hz-KHz breakthrough on be extended down to 40kHz, details presents intricately woven together,
Bass boundless strength bullet, high frequency is clear, bright, and sense of hearing is naturally loose.
These are only preferred embodiment of the present utility model, not in order to limit this utility model,
All any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle,
Within should be included in protection domain of the present utility model.
Claims (3)
1. a moving-coil piezoelectricity Dual Drive earphone, it is characterised in that including: housing, is arranged on described
Moving-coil loudspeaker in housing and piezoelectric ceramics, wherein, described housing includes ante-chamber auricular concha and with described
The back cavity auricular concha that ante-chamber auricular concha connects, described piezoelectric ceramics is positioned close to the side of described ante-chamber auricular concha,
And described piezoelectric ceramics includes foil and two opposite polarity piezoelectric ceramic thin sheets, described gold
Genus thin slice is fitted between said two piezoelectric ceramic thin sheet and with said two piezoelectric ceramic thin sheet.
Moving-coil piezoelectricity Dual Drive earphone the most according to claim 1, it is characterised in that described dynamic
Circle loudspeaker are made up of support, Magnet, washer, PCB, protecting cover, vibrating diaphragm and voice coil loudspeaker voice coil.
Moving-coil piezoelectricity Dual Drive earphone the most according to claim 2, it is characterised in that also include
It is arranged on the ear muff on described ante-chamber auricular concha.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620302150.2U CN205491057U (en) | 2016-04-12 | 2016-04-12 | Movable coil piezoelectricity dual drive earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620302150.2U CN205491057U (en) | 2016-04-12 | 2016-04-12 | Movable coil piezoelectricity dual drive earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205491057U true CN205491057U (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620302150.2U Active CN205491057U (en) | 2016-04-12 | 2016-04-12 | Movable coil piezoelectricity dual drive earphone |
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| Country | Link |
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| CN (1) | CN205491057U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109495813A (en) * | 2018-10-29 | 2019-03-19 | 常州东村电子有限公司 | A kind of double frequency piezoelectric speaker and its driving circuit |
| WO2020134464A1 (en) * | 2018-12-28 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Sound generation device |
-
2016
- 2016-04-12 CN CN201620302150.2U patent/CN205491057U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109495813A (en) * | 2018-10-29 | 2019-03-19 | 常州东村电子有限公司 | A kind of double frequency piezoelectric speaker and its driving circuit |
| WO2020134464A1 (en) * | 2018-12-28 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Sound generation device |
| US11109147B2 (en) | 2018-12-28 | 2021-08-31 | AAC Technologies Pte. Ltd. | Sound generating device |
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| GR01 | Patent grant |