CN206559634U - Microspeaker and the electronic installation comprising the Microspeaker - Google Patents
Microspeaker and the electronic installation comprising the Microspeaker Download PDFInfo
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- CN206559634U CN206559634U CN201720254286.5U CN201720254286U CN206559634U CN 206559634 U CN206559634 U CN 206559634U CN 201720254286 U CN201720254286 U CN 201720254286U CN 206559634 U CN206559634 U CN 206559634U
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- microspeaker
- magnet
- washer
- breach
- edge
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Abstract
The utility model provides a kind of Microspeaker and the electronic installation comprising the Microspeaker, Microspeaker therein include vibrational system and driving vibrational system magnetic circuit system, magnetic circuit system include centring magnet, centrally disposed magnet both sides while magnet, be correspondingly arranged at centring magnet and while magnet on center washer and side washer；Breach is each provided with the edge of centring magnet and center washer, and the gap position at the edge of centrally disposed magnet is corresponding with the gap position at the edge of centrally disposed washer.The utility model can improve loudspeaker sensitivity while, it is to avoid because reduce magnetic gap and caused by vibration processes in wild effect, and then lifted Microspeaker acoustical behavior.
Description
Technical field
The utility model is related to acoustic-electric switch technology field, more specifically, is related to a kind of Microspeaker and comprising this
The electronic installation of Microspeaker.
Background technology
Microspeaker is the important acoustic element of portable electric appts, for completing turning between electric energy and acoustic energy
Change, be a kind of energy conversion device.Existing Microspeaker includes magnetic circuit system and vibrational system, wherein, vibrational system bag
Voice coil loudspeaker voice coil is included, magnetic circuit system includes washer and magnet, and under the common cooperation of magnetic circuit system and vibrational system, loudspeaker is achieved
Electroacoustic is changed.
Nowadays, the lightening development of electronic equipment, Microspeaker is also less and less, more and more frivolous.It is miniature realizing
Loudspeaker is less and less, while more and more frivolous, also needs to ensure the sensitivity of Microspeaker.At present, it can generally pass through
Magnetic gap is reduced, is：Ensure the sensitivity of loudspeaker by reducing voice coil loudspeaker voice coil with the method for washer or the spacing of magnet.So
And, the sensitivity of Microspeaker can be improved although reducing the method for magnetic gap, because the diminution of magnetic gap can make to pass through
The gas-flow resistance of magnetic gap becomes big, so that loudspeaker causes wild effect in vibration processes, and then influences loudspeaker
Acoustical behavior.
Utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of Microspeaker and comprising the Microspeaker
Electronic installation, to solve the problem of the gas-flow resistance caused by reducing magnetic gap by magnetic gap becomes big, it is to avoid miniature to raise one's voice
Wild effect of the device in vibration processes.
The Microspeaker that the utility model is provided includes the magnetic circuit system of vibrational system and driving vibrational system, magnetic circuit system
System include centring magnet, centrally disposed magnet both sides while magnet, be correspondingly arranged at centring magnet and while magnet on center
Washer and side washer；It is each provided with breach at the edge of centring magnet and center washer, and the edge of centrally disposed magnet
The position of breach is corresponding with the gap position at the edge of centrally disposed washer.
Furthermore it is preferred that structure be：The quantitative range of the breach set at the edge of centring magnet and center washer for 1~
4.
Furthermore it is preferred that structure be：Centring magnet and center washer are square structure, in centring magnet and center washer
Four edges respectively set a breach.
Furthermore it is preferred that structure be：The centre position at each edge of the centrally disposed magnet of breach and center washer.
Furthermore it is preferred that structure be：The position at each angle of the centrally disposed magnet of breach and center washer.
Furthermore it is preferred that structure be：Side washer is annular washer.
Furthermore it is preferred that structure be：Vibrational system includes voice coil loudspeaker voice coil, the centrally disposed magnet of voice coil loudspeaker voice coil and the magnetic of side magnet formation
On gap.
Furthermore it is preferred that structure be：Also include yoke, magnetic circuit system is fixed in yoke.
On the other hand, the utility model provides a kind of electronic installation, and the electronic installation includes above-mentioned Microspeaker.
Using the above-mentioned electronic installation according to Microspeaker of the present utility model and comprising the Microspeaker, by
The center washer breach corresponding with the edge setting of centring magnet reduces the gas-flow resistance by magnetic gap, so as to
While improving loudspeaker sensitivity, it is to avoid the wild effect in vibration processes, and then lift the acoustics of Microspeaker
Energy.
Brief description of the drawings
By reference to the content of the explanation below in conjunction with accompanying drawing, and with being more fully understood to of the present utility model, originally
The other purposes and result of utility model will be more apparent and should be readily appreciated that.In the accompanying drawings：
Fig. 1 is the decomposition texture schematic diagram of the Microspeaker according to the utility model embodiment；
Fig. 2 is the cross-sectional view of the Microspeaker according to the utility model embodiment；
Fig. 3 is the overlooking the structure diagram of the Microspeaker according to the utility model embodiment one；
Fig. 4 is the overlooking the structure diagram of the Microspeaker according to the utility model embodiment two.
In figure：Centring magnet 1, the breach 11 at the edge of centrally disposed magnet, side magnet 2, center washer 3, it is arranged on
The breach 31 at the edge of center washer, the breach 31 at four angles of centrally disposed washer, side washer 4, voice coil loudspeaker voice coil 5, yoke 6.
Identical label indicates similar or corresponding feature or function in all of the figs.
Embodiment
Specific embodiment of the utility model is described in detail below with reference to accompanying drawing.
Become big by the gas-flow resistance of magnetic gap caused by being reduced for foregoing existing Microspeaker because of magnetic gap
The problem of, the utility model by the breach corresponding with the edge setting of center washer of the centring magnet in Microspeaker come
The gas-flow resistance by magnetic gap is reduced, so that while loudspeaker sensitivity is improved, it is to avoid unstable in vibration processes
Phenomenon, lifts the acoustical behavior of Microspeaker.
In order to illustrate Microspeaker provided by the utility model, Fig. 1 is shown according to the utility model embodiment
The decomposition texture of Microspeaker, Fig. 2 shows the cross-section structure of the Microspeaker according to the utility model embodiment.
As depicted in figs. 1 and 2, the Microspeaker that the utility model is provided includes magnetic circuit system and drives magnetic circuit system
Vibrational system, magnetic circuit system includes centring magnet 1, the side magnet 2 of the both sides of centrally disposed magnet 1, is correspondingly arranged at center magnetic
Iron 1 and center washer 3 on magnet 2 and while washer 4.
Because Microspeaker is the sensitivity that ensures Microspeaker to reduce magnetic gap, to avoid magnetic gap from contracting
It is small and the problem of cause to become big by the gas-flow resistance of magnetic gap, be each provided with lacking at the edge of centring magnet 1 and center washer 3
Mouthful, and the position of the breach 11 (calling breach 11 in the following text) at the edge of centrally disposed magnet and lacking for the edge of centrally disposed washer
31 (calling breach 31 in the following text) positions of mouth are corresponding.
Further, the Microspeaker that the utility model is provided also includes yoke 6.Wherein, magnetic circuit system is fixed on magnetic
On yoke 6, above-mentioned vibrational system includes the voice coil loudspeaker voice coil 5 on the magnetic gap of centrally disposed magnet 1 and the formation of side magnet 2.
It should be noted that the size and shape and the size and shape all same of center washer of centring magnet.Herein
Which position of the corresponding position for referring to breach 11 at the edge of centring magnet, then the position of breach 31 is then corresponding
Which position at the edge of washer at center.I.e.：The position of breach 11 need to coincide with breach 31.That is, breach 11
Position centring magnet marginal position, it is identical in the marginal position of center washer with the position of breach 31.
Further, according to the shape and size of centring magnet and center washer, on the side of centring magnet and center washer
The quantitative range of breach set by edge is 1~4.I.e.：The number of breach 11 and breach 31 can be more than or equal to 1 and be less than
Equal to 4.Specifically, can be at four of centring magnet and center washer when centring magnet and center washer are rectangle
Edge respectively sets a breach；Certainly, if centring magnet and center washer is circular or annulars, in centring magnet and center
The number for the breach that the edge of washer is set can also be more than or equal to 1 and less than or equal to 4.
In order to further illustrate Microspeaker provided by the utility model, Fig. 3 shows real according to the utility model
Apply the plan structure of the Microspeaker of example one.
As shown in Fig. 3 combinations Fig. 2, the Microspeaker that the utility model is provided includes magnetic circuit system, vibrational system and magnetic
Yoke 6.Wherein, magnetic circuit system is fixed in yoke 6, and the magnetic circuit system includes centring magnet 1, centrally disposed magnet 1 both sides
While magnet 2, be correspondingly arranged at centring magnet 1 and while magnet 2 on center washer 3 and side washer 4；Vibrational system includes being arranged on
Voice coil loudspeaker voice coil 5 on centring magnet 1 and the magnetic gap of the formation of side magnet 2.
Wherein, centring magnet 1 and center washer 3 are square structure, and side washer 4 is annular washer.In centring magnet 1 with
The centre position at each edge of heart washer 3 is provided with breach.I.e.：Interposition at each edge of centring magnet 1 is installed
Breach 11 is put, the centre position at each edge of washer 3 sets breach 31 at center.Due to the edge of centrally disposed magnet
The position of breach 11 is corresponding with the position of the breach 31 at the edge of centrally disposed washer, therefore, in raising shown in Fig. 3
In the plan structure of sound device, the position of the breach 31 at the edge of centrally disposed washer has only been indicated.
In addition, Fig. 4 shows the plan structure of the Microspeaker according to the utility model embodiment two.
As shown in figure 4, the Microspeaker that the utility model is provided includes magnetic circuit system, vibrational system and yoke 6.Its
In, magnetic circuit system is fixed in yoke 6, the magnetic circuit system include centring magnet 1, the side magnet of centrally disposed magnet both sides,
Be correspondingly arranged at centring magnet and center washer on magnet and while washer；Vibrational system includes centrally disposed magnet and side
Voice coil loudspeaker voice coil on the magnetic gap of magnet formation.
Wherein, centring magnet and center washer are square structure, and side washer is annular washer.In centring magnet and center China
The position at each angle of department sets breach.I.e.：Breach is respectively provided with the position at four angles of centring magnet, the four of washer at center
The position at individual angle is also respectively provided with breach.Due to four of breach and the centrally disposed washer at four angles of centrally disposed magnet
The position of the breach at angle is corresponding, therefore, in the plan structure of the loudspeaker shown in Fig. 4, has only indicated and has been arranged on
The position of the breach 31 at four angles of center washer.
In addition, the utility model also provides a kind of electronic installation, the electronic installation includes above-mentioned Microspeaker.Its
In, the electronic installation can be the terminal devices such as mobile phone, flat board.
By above-mentioned, the Microspeaker that the utility model is provided and the electronic installation comprising the Microspeaker,
Its by reducing the gas-flow resistance by magnetic gap in the center washer breach corresponding with the edge setting of centring magnet, from
And while loudspeaker sensitivity is improved, it is to avoid the wild effect in vibration processes, and then lift the sound of Microspeaker
Learn performance.
Described in an illustrative manner above with reference to accompanying drawing according to Microspeaker of the present utility model and miniature comprising this
The electronic installation of loudspeaker.It will be understood by those skilled in the art, however, that miniature being raised for what above-mentioned the utility model was proposed
Sound device and the electronic installation comprising the Microspeaker, can also make various on the basis of the utility model content is not departed from
Improve.Therefore, protection domain of the present utility model should be determined by the content of appended claims.
Claims (9)
1. a kind of Microspeaker, including vibrational system and the magnetic circuit system for driving the vibrational system, the magnetic circuit system bag
Include centring magnet, be arranged on the centring magnet both sides while magnet, be correspondingly arranged at the centring magnet and be described while magnet
On center washer and side washer；Characterized in that,
It is each provided with breach at the edge of the centring magnet and center washer, and is arranged on the edge of the centring magnet lacking
The gap position at edge of the mouth position with being arranged on the center washer is corresponding.
2. Microspeaker as claimed in claim 1, it is characterised in that
The quantitative range of the breach set at the edge of the centring magnet and center washer is 1~4.
3. Microspeaker as claimed in claim 1, it is characterised in that
The centring magnet and center washer are square structure, are respectively set at four edges of the centring magnet and center washer
One breach.
4. Microspeaker as claimed in claim 3, it is characterised in that
The breach is arranged on the centre position at each edge of the centring magnet and center washer.
5. Microspeaker as claimed in claim 3, it is characterised in that
The breach is arranged on the position at each angle of the centring magnet and center washer.
6. Microspeaker as claimed in claim 1, it is characterised in that
The side washer is annular washer.
7. Microspeaker as claimed in claim 1, it is characterised in that
The vibrational system includes voice coil loudspeaker voice coil, and the voice coil loudspeaker voice coil is arranged on the centring magnet and the magnetic gap of side magnet formation
On.
8. Microspeaker as claimed in claim 1, it is characterised in that also including yoke,
The magnetic circuit system is fixed in the yoke.
9. a kind of electronic installation, including the Microspeaker in claim 1~8 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720254286.5U CN206559634U (en) | 2017-03-15 | 2017-03-15 | Microspeaker and the electronic installation comprising the Microspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720254286.5U CN206559634U (en) | 2017-03-15 | 2017-03-15 | Microspeaker and the electronic installation comprising the Microspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206559634U true CN206559634U (en) | 2017-10-13 |
Family
ID=60365876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720254286.5U Active CN206559634U (en) | 2017-03-15 | 2017-03-15 | Microspeaker and the electronic installation comprising the Microspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206559634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110933561A (en) * | 2019-10-24 | 2020-03-27 | 厦门东声电子有限公司 | Loudspeaker with extremely small magnetic gap and assembling process |
-
2017
- 2017-03-15 CN CN201720254286.5U patent/CN206559634U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110933561A (en) * | 2019-10-24 | 2020-03-27 | 厦门东声电子有限公司 | Loudspeaker with extremely small magnetic gap and assembling process |
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