CN206061117U - A kind of Microspeaker - Google Patents
A kind of Microspeaker Download PDFInfo
- Publication number
- CN206061117U CN206061117U CN201620517011.1U CN201620517011U CN206061117U CN 206061117 U CN206061117 U CN 206061117U CN 201620517011 U CN201620517011 U CN 201620517011U CN 206061117 U CN206061117 U CN 206061117U
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- China
- Prior art keywords
- diaphragm
- voice coil
- ring
- washer
- microspeaker
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
This utility model is related to a kind of Microspeaker, including open-topped support, T ferrum, Magnet, washer, diaphragm, voice coil loudspeaker voice coil, protecting cover and circuit board, diaphragm is made up of top dome portion and the ring portion being connected in top dome portion circumference, and ball top cross-section and the linear of ring portion section are multistage arc；The inwall of support is in above washer and forms one and enclose ring-shaped step for connecting for diaphragm, and the drop between ring-shaped step and washer is highly 0.1mm 0.8mm, and the bottom of the edge in ring portion is connected on the top surface of ring-shaped step；Protecting cover cover is buckled in above diaphragm, and protecting cover offers the through hole of a diameter of 1mm 3mm in the center relative with top dome portion.In this utility model, speaker is by optimizing the structure and diaphragm design of Microspeaker while In-Ear Headphones are met to Microspeaker output frequency response particular/special requirement, also with the distinctive bimodal high sound pressure output frequency response of high band.Its harmonic distortion is within 1.5 in addition.
Description
Technical field
This utility model is related to electroacoustic switch technology field, and in particular to a kind of Microspeaker.
Background technology
It is well known that speaker is used for sounding.
But at present existing speaker 2500 ± 500Hz and 8000 ± 500Hz in the characteristic frequency cannot accomplish symmetrically
Property the response of bimodal high sound pressure output frequency, and within ensureing its 20Hz to 20KHz frequency bands total harmonic distortion 1.5%.
Now the structure and diaphragm by optimizing Microspeaker designs to realize above-mentioned purpose.
Utility model content
The technical problems to be solved in the utility model is：Propose a kind of for In-Ear Headphones and peculiar double with high band
Harmonious Microspeaker of the wave distortion within 1.5 of peak value high sound pressure output frequency response.
This utility model is that the technical scheme for solving above-mentioned technical problem proposition is：A kind of Microspeaker, including top
The support of opening, T ferrum, Magnet, washer, diaphragm, voice coil loudspeaker voice coil, protecting cover and circuit board, the T ferrum are arranged in the support, described
Magnet is for annular and is nested with the T ferrum, and the washer is connected to the top of the Magnet, the Magnet and the washer
Between the outer wall of the newel of inwall and the T ferrum formed for the voice coil loudspeaker voice coil move up and down annular gap, the support it is interior
One is formed on wall and above the washer and encloses ring-shaped step for connecting for the diaphragm, the ring-shaped step with it is described
Drop between washer is highly 0.1mm-0.8mm, and the edge bottom of the diaphragm is connected on the top surface of the ring-shaped step；
The protecting cover cover is buckled in above the diaphragm, and the center of the protecting cover offers the through hole of a diameter of 1mm-3mm.
Further, the diaphragm is made up of top dome portion and the ring portion being connected in top dome portion circumference, the sound
The bottom of the diaphragm is connected at the top of circle, the ball top cross-section and the linear of ring portion section are multistage arc
Shape.
Further, the bottom of the junction being connected at the top of the voice coil loudspeaker voice coil between the top dome portion and the ring portion
Portion.
Further, the diaphragm is composited by PAR material layers and PU material layers, and the top surface of the diaphragm is coated with gold
Category titanium coating.
Further, the voice coil loudspeaker voice coil is formed using copper-in-aluminum enameled wire coiling.
Further, the bottom of the support offers passage, covers and be provided with tuning screen cloth on the passage.
Further, the edge in the ring portion is provided with a circle copper ring, and the edge of the protecting cover is crimped on the copper ring
On.
The beneficial effects of the utility model are：
Microspeaker in this utility model is meeting pleasant by optimizing the structure and diaphragm design of Microspeaker
It is while formula earphone responds particular/special requirement to Microspeaker output frequency, also defeated with the distinctive bimodal high sound pressure of high band
Go out frequency response.Its harmonic distortion is within 1.5 in addition.
Description of the drawings
Below in conjunction with the accompanying drawings Microspeaker of the present utility model is described further.
Fig. 1 is the structural representation of Microspeaker in this utility model；
Fig. 2 is the structural representation of diaphragm；
Fig. 3 is the frequency response curve of Microspeaker in this utility model；
Fig. 4 is the harmonic distortion curve chart of Microspeaker in this utility model.
Specific embodiment
Embodiment
According to Fig. 1 and Fig. 2, the Microspeaker in this utility model, including open-topped support 1, T ferrum 2,
Magnet 3, washer 4, diaphragm 5, voice coil loudspeaker voice coil 6, protecting cover 7 and circuit board 8.
Wherein, T ferrum 2 is arranged in support 1, and Magnet 3 is for annular and is nested with T ferrum 2, and washer 4 is connected to the top of Magnet 3
The annular gap moved up and down for voice coil loudspeaker voice coil 6 is formed between the outer wall of the newel of the inwall and T ferrum 2 of portion, Magnet 3 and washer 4.
Diaphragm 5 is made up of top dome portion 5-1 and the ring portion 5-2 being connected in top dome portion 5-1 circumferences, naturally it is also possible to adopted
The diaphragm of other structures form.
Voice coil loudspeaker voice coil 6 is formed using copper-in-aluminum enameled wire coiling, and the top of voice coil loudspeaker voice coil 6 is connected to the bottom of diaphragm 5.
Top dome portion 5-1 sections and the linear of ring portion 5-2 sections are multistage arc, preferably：Multistage arc is three sections
Arc formula, further can be with the setting ribs stricture of vagina annular array on diaphragm 5.
The inwall of support 1 be in above washer 4 be formed with a circle for for diaphragm 5 connect ring-shaped step 9, ring-shaped step
Drop between 9 and washer 4 is highly 0.1mm-0.8mm.
In connection, the bottom of the edge of ring portion 5-2 is connected on the top surface of ring-shaped step 9.
The cover of protecting cover 7 is buckled in above diaphragm 5, and protecting cover 7 offers a diameter of 1mm- in the center relative with top dome portion 5-1
The through hole 10 of 3mm.
The bottom of support 1 offers passage, covers and be provided with tuning screen cloth 11 on passage.
Diaphragm 5 is composited by PAR material layers and PU material layers, and the top surface of diaphragm 5 is coated with metal titanium coating.
The top of voice coil loudspeaker voice coil 6 is connected to the bottom of the junction between top dome portion 5-1 and ring portion 5-2.
The edge of ring portion 5-2 is provided with a circle copper ring 12, and the edge of protecting cover 7 is crimped on copper ring 12.
As shown in Figure 3 and Figure 4, from test data, the speaker in this utility model realizes the bimodal of high band
The output of value high sound pressure, while ensure that harmonic distortion within 1.5.
It is of the present utility model to be not limited to above-described embodiment, the technical scheme of above-mentioned each embodiment of the present utility model that
This can form new technical scheme with combined crosswise, the technical scheme that all employing equivalents is formed in addition, all fall within practical
In the protection domain of new requirement.
Claims (7)
1. a kind of Microspeaker, including open-topped support, T ferrum, Magnet, washer, diaphragm, voice coil loudspeaker voice coil, protecting cover and circuit board,
The T ferrum is arranged in the support, and the Magnet is for annular and is nested with the T ferrum, and the washer is connected to the magnetic
Formed on the voice coil loudspeaker voice coil between the outer wall of the newel of the inwall of the top of ferrum, the Magnet and the washer and the T ferrum
The annular gap of lower motion, it is characterised in that：
On the inwall of the support and one is formed positioned at the top of the washer enclose ring-shaped step for connecting for the diaphragm,
Drop between the ring-shaped step and the washer is highly 0.1mm-0.8mm, and the edge bottom of the diaphragm is connected to institute
State on the top surface of ring-shaped step；
The protecting cover cover is buckled in above the diaphragm, and the center of the protecting cover offers the through hole of a diameter of 1mm-3mm.
2. Microspeaker according to claim 1, it is characterised in that：The diaphragm is by top dome portion and is connected to the top dome
Ring portion in portion's circumference is constituted, and is connected to the bottom of the diaphragm at the top of the voice coil loudspeaker voice coil, the ball top cross-section and described
The linear of ring portion section is multistage arc.
3. Microspeaker according to claim 2, it is characterised in that：Be connected at the top of the voice coil loudspeaker voice coil top dome portion with
The bottom of junction between the ring portion.
4. Microspeaker according to claim 1, it is characterised in that：The diaphragm is by PAR material layers and PU material layers
It is composited, the top surface of the diaphragm is coated with metal titanium coating.
5. Microspeaker according to claim 1, it is characterised in that：The voice coil loudspeaker voice coil is using copper-in-aluminum enameled wire coiling
Into.
6. Microspeaker according to claim 1, it is characterised in that：The bottom of the support offers passage, described
Cover on passage and be provided with tuning screen cloth.
7. Microspeaker according to claim 2, it is characterised in that：The edge in the ring portion is provided with a circle copper ring,
The edge of the protecting cover is crimped on the copper ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620517011.1U CN206061117U (en) | 2016-05-31 | 2016-05-31 | A kind of Microspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620517011.1U CN206061117U (en) | 2016-05-31 | 2016-05-31 | A kind of Microspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206061117U true CN206061117U (en) | 2017-03-29 |
Family
ID=58372155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620517011.1U Active CN206061117U (en) | 2016-05-31 | 2016-05-31 | A kind of Microspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206061117U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108289271A (en) * | 2018-03-06 | 2018-07-17 | 珠海市源声电子有限公司 | A kind of rectangular moving-coil loudspeaker |
| WO2018132996A1 (en) * | 2017-01-19 | 2018-07-26 | 声电电子科技(惠州)有限公司 | Miniature loudspeaker |
| WO2021253468A1 (en) * | 2020-06-18 | 2021-12-23 | 声电电子科技(惠州)有限公司 | Ultra-thin miniature loudspeaker |
-
2016
- 2016-05-31 CN CN201620517011.1U patent/CN206061117U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018132996A1 (en) * | 2017-01-19 | 2018-07-26 | 声电电子科技(惠州)有限公司 | Miniature loudspeaker |
| CN108289271A (en) * | 2018-03-06 | 2018-07-17 | 珠海市源声电子有限公司 | A kind of rectangular moving-coil loudspeaker |
| WO2021253468A1 (en) * | 2020-06-18 | 2021-12-23 | 声电电子科技(惠州)有限公司 | Ultra-thin miniature loudspeaker |
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| GR01 | Patent grant |