CN204993841U - Micro loudspeaker - Google Patents
Micro loudspeaker Download PDFInfo
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- CN204993841U CN204993841U CN201520778833.0U CN201520778833U CN204993841U CN 204993841 U CN204993841 U CN 204993841U CN 201520778833 U CN201520778833 U CN 201520778833U CN 204993841 U CN204993841 U CN 204993841U
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Abstract
The utility model provides a micro loudspeaker, including vibration system and shell, vibration system includes the voice coil loudspeaker voice coil, the lead wire of voice coil loudspeaker voice coil is through adorning the inside unsettled setting at micro loudspeaker in the same direction as the lineman, the edge of shell is provided with wire -out grooves, furthermore, the position near wire -out grooves of shell is provided with the lead fixed structure, the structural colloid that scribbles of lead fixed, the lead wire of fixed voice coil loudspeaker voice coil, the position near wire -out grooves of shell still is provided with in the same direction as the line structure, the lead wire of voice coil loudspeaker voice coil is through arranging to wire -out grooves department in the same direction as the line structure, the lead wire of voice coil loudspeaker voice coil is qualified for the next round of competitions from wire -out grooves, and it is fixed with the circuit board connection who is located the outside. Utilize the utility model discloses, can realize the unsettled setting of voice coil loudspeaker voice coil lead wire to can solve polarization, distortion height and listening subalternation problem that current suitable line mode was brought.
Description
Technical field
The utility model relates to electroacoustic switch technology field, more specifically, relates to a kind of Microspeaker.
Background technology
Along with the expansion in consumer electronics market, the consumer electronics product such as mobile phone, notebook computer is used widely, and Microspeaker itself as a kind of can be the device of acoustic energy by electric energy conversion, naturally become the very important acoustic element be applied in terminal electronic product.Current, along with the continuous progress of science and technology and developing rapidly of electron trade, people also improve day by day for the requirement of Microspeaker performance and function.
Microspeaker traditional at present, due to the restriction of inner space, enough spaces are not had to place pad, the mode fair line of unsettled lead-in wire can not be used, the fair line mode of traditional handicraft bonding lead-in wire (that is: lead-in wire is bonded on vibrating diaphragm) can only be used to carry out fair line, then voice coil leads is connected with wiring board around the outside to shell.Therefore, traditional Microspeaker can only adopt artificial fair line, need to spend certain manpower, time cost, simultaneously, owing to going between, the weight of viscose glue and track are not easy to control, and it is asymmetric to distribute, thus make vibrating diaphragm easily produce polarization, cause Microspeaker distortion higher, audition is poor.
Therefore, need to provide a kind of new Microspeaker structure to solve the problem.
Utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of Microspeaker, easily produces the problems such as the high and phase difference of polarization, distortion to solve existing Microspeaker.
The Microspeaker that the utility model provides, involving vibrations system and shell, described vibrational system comprises voice coil loudspeaker voice coil, wherein,
The lead-in wire of described voice coil loudspeaker voice coil by fair line frock in the inner unsettled setting of described Microspeaker;
The edge of described shell is provided with line outlet groove; Further,
The position of the close described line outlet groove of described shell is provided with lead fixing structure, and described lead fixing structure scribbles colloid, the lead-in wire of fixing described voice coil loudspeaker voice coil;
The position of the close described line outlet groove of described shell is also provided with fair line structure, and the lead-in wire of described voice coil loudspeaker voice coil is suitable to described line outlet groove place by described fair line structure;
The lead-in wire of described voice coil loudspeaker voice coil from described line outlet groove outlet, and is connected and fixed with the wiring board being positioned at outside.
In addition, preferred structure is, described lead fixing structure is step;
The lead-in wire of described voice coil loudspeaker voice coil is fixed on the top of described step.
In addition, preferred structure is, described fair line structure is column structure;
Described fair line structure is cambered surface near the one side of the lead-in wire of described voice coil loudspeaker voice coil.
In addition, preferred structure is, described fair line structure is circular or semicircular pillar.
In addition, preferred structure is, described fair line structure is square pillar, and described square pillar is provided with rounding structure near the one side of the lead-in wire of voice coil loudspeaker voice coil.
In addition, preferred structure is, described fair line structure, described lead fixing structure all with described shell integrated injection molding.
In addition, preferred structure is, described line outlet groove is the breach that the sidewall of described shell goes to expect to be formed.
In addition, preferred structure is, described vibrational system also comprises vibrating diaphragm;
Described vibrating diaphragm comprises the fixed part being positioned at marginal position, with described fixed part be wholely set recessed/the ring portion of male structure, wherein, the center of described vibrating diaphragm is combined with reinforcement part;
Described vibrating diaphragm is fixed by becket and described shell.
In addition, preferred structure is, described Microspeaker also comprises magnetic circuit system;
Described magnetic circuit system comprises conductive magnetic yoke, is fixed on the magnet of conductive magnetic yoke center and is fixed on the washer of described magnet away from described conductive magnetic yoke side.
In addition, preferred structure is, the sidewall of described shell is provided with phonate hole;
Be sticked in the position of the corresponding described phonate hole of described shell damping screen.
From technical scheme above, the Microspeaker that the utility model provides, voice coil loudspeaker voice coil is by fair line frock fair line, lead fixing structure be set in the position near line outlet groove simultaneously and be convenient to the fair line structure of lead-in wire fair line, to go between suitable in line outlet groove, then extend to outside to be connected and fixed with wiring board, this kind of mode achieves the unsettled setting of lead-in wire, and technique is simple, the waste of time and the human cost brought because of artificial fair line can be saved, also be convenient to control, simultaneously, fair line mode is symmetrical, the distortion of Microspeaker product can be reduced, improve hearing effect.
Accompanying drawing explanation
By reference to the content below in conjunction with the description of the drawings and claims, and understand more comprehensively along with to of the present utility model, other object of the present utility model and result will be understood and easy to understand more.In the accompanying drawings:
Fig. 1 is the stereogram of the Microspeaker shell mechanism according to the utility model embodiment;
Fig. 2 is the stereogram of the Microspeaker structure according to the utility model embodiment;
Fig. 3 is the Microspeaker decomposition texture schematic diagram according to the utility model embodiment.
Reference numeral wherein comprises: fair line structure 1, line outlet groove 2, reinforcement part 3, vibrating diaphragm 4, becket 5, voice coil loudspeaker voice coil 6, shell 7, wiring board 8, damping screen 9, washer 10, magnet 11, conductive magnetic yoke 12, lead fixing structure 13.
Label identical in all of the figs indicates similar or corresponding feature or function.
Embodiment
The artificial fair line mode of the existing Microspeaker of aforementioned proposition, weight and the track of sticky lead-in wire glue are not easy to control, and the distribution of voice coil leads is asymmetric in fair line mode, thus make the diaphragm of loudspeaker easily produce polarization, cause the problems such as Microspeaker distortion height and phase difference.The utility model is for aforementioned problems of the prior art, a kind of Microspeaker is proposed, voice coil leads adopts the fair line mode of unsettled lead-in wire to be connected to outside pad, this technique is simple, be convenient to control, and voice coil leads is symmetrical, this Microspeaker distortion is low and hearing effect good.
Below with reference to accompanying drawing, specific embodiment of the utility model is described in detail.
In order to the structure of the Microspeaker that the utility model provides is described, Fig. 1 to Fig. 3 has carried out exemplary sign to the structure of Microspeaker respectively from different perspectives.Particularly, Fig. 1 shows the structure of the Microspeaker shell according to the utility model embodiment; Fig. 2 shows the stereochemical structure of the Microspeaker according to the utility model embodiment; Fig. 3 shows the Microspeaker decomposition texture according to the utility model embodiment.
As Fig. 1 to Fig. 3 jointly shown in, the Microspeaker that the present embodiment provides is circular configuration, involving vibrations system, magnetic circuit system and auxiliary system; Wherein, vibrational system comprises vibrating diaphragm 4, reinforcement part 3 and voice coil loudspeaker voice coil 6; Auxiliary system comprises shell 7; Magnetic circuit system comprises conductive magnetic yoke 12, washer 10 and magnet 11.
The line outlet groove 2 of drawing Microspeaker for voice coil leads is provided with at the marginal position of shell 7, line outlet groove 2 is the breach that the sidewall of shell 7 goes to expect to be formed, at shell 7, the position of line outlet groove 2 is provided with lead fixing structure 13, lead fixing structure 13 scribbles colloid (glue), the lead-in wire of voice coil loudspeaker voice coil 6 is fixed thereon surface; In addition, lead-in wire for the ease of voice coil loudspeaker voice coil 6 is suitable to line outlet groove 2 place, shell 7 is provided with fair line structure 1 near the position (can be specifically the both sides of line outlet groove 2 towards the inner one end of Microspeaker) of line outlet groove 2, the lead-in wire of voice coil loudspeaker voice coil 6 is suitable in line outlet groove 2 by fair line structure 1, and from line outlet groove 2 outlet, the outside wiring board 8 with being positioned at outside of coiling is electrically connected.
In the utility model specific embodiment, the shape of lead fixing structure 13 is step, and the setting of this step is the height of the lead-in wire in order to fixing voice coil loudspeaker voice coil 6.And fair line structure 1 is specially column structure, its one side near the lead-in wire of voice coil loudspeaker voice coil 6 is cambered surface, mainly scratches lead-in wire to prevent.During enforcement, fair line structure 1 can be circular pillar, semicircle pillar or square pillar, it should be noted that, when fair line structure 1 is square pillar, its one side near the lead-in wire of voice coil loudspeaker voice coil 6 preferably arranges rounding, ensures that it has cambered surface, avoids causing mechanical damage to the lead-in wire of voice coil loudspeaker voice coil 6.Circle described herein, semicircle and square being only used to illustrate the technical program and exemplifying of carrying out, and are not limited to this several shape, as long as can make voice coil leads smoothly along to line outlet groove 2.In the embody rule of product, also can set the concrete shape of fair line structure 1 according to actual needs, wherein, fair line structure 1, lead fixing structure 13 and shell 7 all integrated injection moldings.
In the utility model, voice coil leads is by fair line frock fair line, realize unsettled setting (in Fig. 2 shown in I part), in the process of fair line, utilize lead fixing structure 13, fair line structure 1 and line outlet groove 2, voice coil leads is drawn Microspeaker to be electrically connected with outside line plate 8.Particularly, voice coil leads is by fair line frock fair line, realize lead-in wire unsettled, and by unsettled voice coil leads along entering in line outlet groove 2 (due to the effect of fair line structure 1, voice coil leads can be incorporated into smoothly in line outlet groove 2), then voice coil leads passes wire casing 2, is electrically connected with external pads 8.So just achieve Microspeaker carries out unsettled lead-in wire object when inside does not have sufficient space to place pad, that is, voice coil leads can be connected to by the mode of unsettled lead-in wire and be positioned at outside wiring board 8 by such scheme of the present utility model.
Microspeaker of the present utility model also comprises magnetic circuit system and vibrational system; Wherein, magnetic circuit system comprises fixed magnet and revises the conductive magnetic yoke 12 of the magnetic line of force and be fixed on magnet 11 and the washer 10 on conductive magnetic yoke 12 surface; Wherein, form magnetic gap between the sidewall of magnet 11 and conductive magnetic yoke 12, voice coil loudspeaker voice coil 6 is hung in magnetic gap.Conductive magnetic yoke 12 is fixed on shell 7, and bonding is fixing successively from top to bottom for washer 10, magnet 11 and conductive magnetic yoke 12.
The reinforcement part 3 that vibrational system comprises vibrating diaphragm 4, is fixed on the voice coil loudspeaker voice coil 6 of vibrating diaphragm side, is incorporated into vibrating diaphragm 4 center.Wherein, vibrating diaphragm 4 comprises the fixed part fixing with shell 7, with fixed part be wholely set recessed/the ring portion of male structure.The sidewall of shell 7 is provided with phonate hole; Be sticked in the position of the corresponding phonate hole of shell 7 damping screen 9.Wherein, vibrating diaphragm 4 is fixed by becket 5 and shell 7.Reinforcement part 3 is mainly used in the acoustical behavior regulating Microspeaker high frequency treatment, and for reducing the oeverall quality of vibrational system, usually arrange in the position of the corresponding reinforcement part of vibrating diaphragm and remove material, reinforcement part then covers this feeding position.General, reinforcement part 3 is preferably the lamination layer structure of rigidity.
Can be found out by the execution mode shown in above-mentioned Fig. 1 to Fig. 3, the Microspeaker that the utility model provides, voice coil loudspeaker voice coil is by fair line frock fair line, lead fixing structure be set in the position near line outlet groove simultaneously and be convenient to the fair line structure of lead-in wire fair line, to go between suitable in line outlet groove, then extend to outside to be connected and fixed with wiring board, this kind of mode achieves the unsettled setting of lead-in wire, and technique is simple, the waste of time and the human cost brought because of artificial fair line can be saved, also be convenient to control, simultaneously, fair line mode is symmetrical, also polarization phenomena can be improved, reduce the distortion of Microspeaker product and improve hearing effect.
The Microspeaker according to the utility model proposes is described in an illustrative manner above with reference to accompanying drawing.But, it will be appreciated by those skilled in the art that the Microspeaker that above-mentioned the utility model is proposed, various improvement can also be made on the basis not departing from the utility model content.Therefore, protection range of the present utility model should be determined by the content of appending claims.
Claims (10)
1. a Microspeaker, involving vibrations system and shell, described vibrational system comprises voice coil loudspeaker voice coil, it is characterized in that,
The lead-in wire of described voice coil loudspeaker voice coil by fair line frock in the inner unsettled setting of described Microspeaker;
The edge of described shell is provided with line outlet groove; Further,
The position of the close described line outlet groove of described shell is provided with lead fixing structure, and described lead fixing structure scribbles colloid, the lead-in wire of fixing described voice coil loudspeaker voice coil;
The position of the close described line outlet groove of described shell is also provided with fair line structure, and the lead-in wire of described voice coil loudspeaker voice coil is suitable to described line outlet groove place by described fair line structure;
The lead-in wire of described voice coil loudspeaker voice coil from described line outlet groove outlet, and is connected and fixed with the wiring board being positioned at outside.
2. Microspeaker as claimed in claim 1, is characterized in that,
Described lead fixing structure is step;
The lead-in wire of described voice coil loudspeaker voice coil is fixed on the top of described step.
3. Microspeaker as claimed in claim 1, is characterized in that,
Described fair line structure is column structure;
Described fair line structure is cambered surface near the one side of the lead-in wire of described voice coil loudspeaker voice coil.
4. Microspeaker as claimed in claim 3, is characterized in that,
Described fair line structure is circular or semicircular pillar.
5. Microspeaker as claimed in claim 3, is characterized in that,
Described fair line structure is square pillar, and described square pillar is provided with rounding structure near the one side of the lead-in wire of voice coil loudspeaker voice coil.
6. Microspeaker as claimed in claim 1, is characterized in that,
Described fair line structure, described lead fixing structure all with described shell integrated injection molding.
7. Microspeaker as claimed in claim 1, is characterized in that,
Described line outlet groove is the breach that the sidewall of described shell goes to expect to be formed.
8. the Microspeaker according to any one of claim 1-7, is characterized in that,
Described vibrational system also comprises vibrating diaphragm;
Described vibrating diaphragm comprises the fixed part being positioned at marginal position, with described fixed part be wholely set recessed/the ring portion of male structure, wherein, the center of described vibrating diaphragm is combined with reinforcement part;
Described vibrating diaphragm is fixed by becket and described shell.
9. the Microspeaker according to any one of claim 1-7, is characterized in that,
Described Microspeaker also comprises magnetic circuit system;
Described magnetic circuit system comprises conductive magnetic yoke, is fixed on the magnet of conductive magnetic yoke center and is fixed on the washer of described magnet away from described conductive magnetic yoke side.
10. the Microspeaker according to any one of claim 1-7, is characterized in that,
The sidewall of described shell is provided with phonate hole;
Be sticked in the position of the corresponding described phonate hole of described shell damping screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520778833.0U CN204993841U (en) | 2015-10-09 | 2015-10-09 | Micro loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520778833.0U CN204993841U (en) | 2015-10-09 | 2015-10-09 | Micro loudspeaker |
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| Publication Number | Publication Date |
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| CN204993841U true CN204993841U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520778833.0U Active CN204993841U (en) | 2015-10-09 | 2015-10-09 | Micro loudspeaker |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109314826A (en) * | 2016-06-14 | 2019-02-05 | 伯斯有限公司 | The miniature voice coil with helical form lead division for electroacoustic transducer |
| WO2019134434A1 (en) * | 2018-01-08 | 2019-07-11 | 声电电子科技(惠州)有限公司 | Miniature speaker |
-
2015
- 2015-10-09 CN CN201520778833.0U patent/CN204993841U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109314826A (en) * | 2016-06-14 | 2019-02-05 | 伯斯有限公司 | The miniature voice coil with helical form lead division for electroacoustic transducer |
| CN109314826B (en) * | 2016-06-14 | 2020-07-07 | 伯斯有限公司 | Miniature voice coil with helical lead-out for electroacoustic transducer |
| WO2019134434A1 (en) * | 2018-01-08 | 2019-07-11 | 声电电子科技(惠州)有限公司 | Miniature speaker |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |