CN203590436U - Mini-sized loudspeaker - Google Patents
Mini-sized loudspeaker Download PDFInfo
- Publication number
- CN203590436U CN203590436U CN201320625430.3U CN201320625430U CN203590436U CN 203590436 U CN203590436 U CN 203590436U CN 201320625430 U CN201320625430 U CN 201320625430U CN 203590436 U CN203590436 U CN 203590436U
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- CN
- China
- Prior art keywords
- voice coil
- pad
- electrical connector
- coil loudspeaker
- loudspeaker voice
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 239000003292 glue Substances 0.000 claims description 11
- 229910000679 solder Inorganic materials 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 4
- 238000009499 grossing Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model discloses a mini-sized loudspeaker. The mini-sized loudspeaker comprises a vibration system, a magnetic circuit system and a peripheral framework; the vibration system comprises a vibrating diaphragm and a voice coil, the magnetic circuit system is provided with a magnetic gap for accommodating and fixing the voice coil, and the peripheral framework comprises a housing for accommodating and fixing the vibration system and the magnetic circuit system; an electric connecting piece is combined between the voice coil and the vibrating diaphragm and provided with pads which are electrically connected with lead wires of the voice coil; the pads are positioned in inner side areas of orthographic projection of the voice coil on the electric connecting piece, and the pads are positioned at positions adjacent to the voice coil; the lead wires of the voice coil are led out from one side close to the electric connecting piece and electrically connected with the pads of the electric connecting piece; and the pads of the electric connecting piece are positioned at an upper side, far from the voice coil, of the electric connecting piece, and the lead wires of the voice coil upwardly extend after being led out from an upper end of the voice coil and then are electrically connected with the pads. An additional wire smoothing structure is not required for the structure, the problem that the lead wires of the voice coil are broken and the like is prevented, the magnetic circuit system is not required to provide avoidance, and product performance and operating reliability are ensured.
Description
Technical field
The utility model relates to electro-acoustic product technical field, particularly a kind of slim high-performance and higher Microspeaker of reliability requirement of being applied to.
Background technology
Microspeaker involving vibrations system in prior art, magnetic circuit system, and accommodate the fixedly peripheral frame of vibrational system and magnetic circuit system, peripheral frame protecgulum and shell.Vibrational system comprises vibrating diaphragm and the voice coil loudspeaker voice coil that is incorporated into vibrating diaphragm downside, and magnetic circuit system forms the magnetic gap of accommodating voice coil loudspeaker voice coil, and voice coil leads is along welding to voice coil loudspeaker voice coil outside from voice coil leads face conventionally.Magnetic circuit system is provided with the structure of dodging voice coil leads welding and solder joint protection glue.But this voice coil loudspeaker voice coil fair line structure, can cause speaker performance loss, and voice coil leads pad position is easily with inner magnetic circuit system collision and produce noise, and easily causes lead-in wire broken string that loud speaker was lost efficacy.
Therefore, for slim high-performance and the higher loud speaker of reliability requirement, be necessary this structure to improve, to avoid above-mentioned defect.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of Microspeaker, can avoid voice coil leads broken string etc. bad, and in Microspeaker, does not need the extra structure of dodging voice coil leads that arranges, and guarantees the reliability of properties of product and work.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of Microspeaker, involving vibrations system, magnetic circuit system, and the peripheral frame of accommodating fixing described vibrational system and magnetic circuit system, described vibrational system comprises vibrating diaphragm and the voice coil loudspeaker voice coil that is incorporated into vibrating diaphragm downside, and described magnetic circuit system is provided with the magnetic gap of accommodating fixing described voice coil loudspeaker voice coil; Described peripheral frame comprises the shell of accommodating fixing described vibrational system and described magnetic circuit system; Between described voice coil loudspeaker voice coil and described vibrating diaphragm, be combined with electrical connector, wherein, described electrical connector is provided with the pad being electrically connected to the lead-in wire of described voice coil loudspeaker voice coil; Described pad is positioned at the inside region of described voice coil loudspeaker voice coil orthographic projection on described electrical connector, and described pad is positioned at and described voice coil loudspeaker voice coil adjoining position; The pad of described electrical connector is positioned at described electrical connector away from the upside of described voice coil loudspeaker voice coil, and the lead-in wire of described voice coil loudspeaker voice coil is electrically connected to described pad from the backward upside extension of upper end outlet of voice coil loudspeaker voice coil.
In addition, preferably scheme is, described peripheral frame also comprises the protecgulum of being combined with described shell, and described protecgulum is positioned at the side near described vibrating diaphragm, described protecgulum is the structure of middle perforate, between the interior bore edges of described ball top and described protecgulum, has certain interval.
In addition, preferably scheme is, the lead-in wire of described voice coil loudspeaker voice coil is combined by the mode conducting of welding with described pad, is coated with solder joint protection glue on described pad, and the height of described solder joint protection glue is lower than the upper surface at described ball top.
In addition, preferred scheme is, described vibrating diaphragm comprises the ball top that is positioned at center and the ring portion that is positioned at edge, and described ball top is incorporated into the upside of described electrical connector, and described ball top is provided with pad corresponding to the position of described pad and dodges portion.
In addition, preferred scheme is that described electrical connector is centring disk.
Adopt after technique scheme, compare with traditional structure, the utility model comprises electrical connector, upside at electrical connector is provided with the pad being electrically connected to the lead-in wire of voice coil loudspeaker voice coil, and voice coil loudspeaker voice coil is from the side outlet near electrical connector, this structure does not need extra fair line structure, has avoided voice coil leads to occur that broken string etc. is bad; And lead-in wire is electrically connected to electrical connector at upside, so magnetic circuit system do not need to provide avoiding structure, thereby guaranteed the performance of product and the reliability of work.
Accompanying drawing explanation
By below in conjunction with accompanying drawing, the utility model being described, above-mentioned feature of the present utility model and technological merit will become apparent and easily understand.
Fig. 1 is the perspective view of the utility model Microspeaker;
Fig. 2 is the cross-sectional view of structure shown in Fig. 1;
Fig. 3 is the perspective view after the utility model electrical connector and voice coil loudspeaker voice coil combination;
Fig. 4 is the perspective view after the utility model electrical connector is combined with ball top.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is done to further detailed description.
As shown in Figures 1 to 4, the utility model Microspeaker involving vibrations system, magnetic circuit system, and the peripheral frame of secure bond vibrational system and magnetic circuit system; Peripheral frame comprises protecgulum 11 and shell 12.Wherein vibrational system comprises vibrating diaphragm and the voice coil loudspeaker voice coil 23 that is incorporated into vibrating diaphragm downside, and vibrating diaphragm comprises the ball top 21 of the rigidity that is positioned at center and is positioned at the ring portion 22 at 21 edges, ball top.Magnetic circuit system comprises washer, magnet and the magnetic conductive board of combination successively, the present embodiment magnetic circuit system is two magnetic route structure, comprise the washer 321 and the internal magnet 322 that are positioned at center, and the outer washer 311 and the external magnet 312 that are positioned at marginal position, the downside of internal magnet 322 and external magnet 312 is combined with the magnetic conductive board 33 of magnetic conduction, wherein between the internal magnetic circuit of magnetic circuit system and external magnetic circuit, forms the magnetic gap of accommodating voice coil loudspeaker voice coil 23.
In addition, in the present embodiment, be also provided with electrical connector 4, electrical connector 4 is provided with pad 41, pad 41 is arranged at the inner side that voice coil loudspeaker voice coil 23 on electrical connector surrounds space, that is: pad 41 is positioned at the inside region of voice coil loudspeaker voice coil 23 orthographic projection on electrical connector 4, and pad 41 is positioned at and voice coil loudspeaker voice coil 23 adjoining positions, two lead-in wires of voice coil loudspeaker voice coil 23 are the side outlet near electrical connector 4 at voice coil loudspeaker voice coil 23, and is electrically connected to pad 41.The utility model is provided with electrical connector, and the pad on electrical connector and voice coil loudspeaker voice coil adjacency, voice coil loudspeaker voice coil is from the side outlet near electrical connector, and this structure does not need extra fair line structure, avoid voice coil leads to occur that broken string etc. is bad, thereby guaranteed the performance of product and the reliability of work.
In addition, the present embodiment electrical connector 4 is centring disk, also comprises linking arm 42, and after electrical connector 4 and voice coil loudspeaker voice coil 23 combinations, linking arm 42 can prevent from, in voice coil loudspeaker voice coil 23 vibration processes, polarization occurs, and guarantees the stability of product work.Electrical connector 4 is provided with two dead circuits, and two circuit are electrically connected to a voice coil leads respectively, and electrical connector 4 is provided with the electrode being electrically connected to external circuit simultaneously, thereby makes external circuit can control the signal of telecommunication in voice coil loudspeaker voice coil 23.
In addition, in the present embodiment, pad 41 is positioned on the upper side of electrical connector 4, be electrical connector 4 away from a side of voice coil loudspeaker voice coil 23, two lead-in wires of voice coil loudspeaker voice coil 23 are the side outlet near electrical connector 4 at voice coil loudspeaker voice coil 23, and on the upper side of electrical connector 4, is electrically connected to pad 41 to upside fair line.Wherein, ball top 21 is incorporated on the upper side of electrical connector 4, and the position corresponding to pad 41 on ball top 21 is provided with the portion that dodges that dodges pad 41, and the pad 41 of upside can be exposed, so that the lead-in wire of voice coil loudspeaker voice coil 23 can be electrically connected to pad 41.
Because ball top 21 has certain height, while upwards vibrating for fear of vibrating diaphragm and protecgulum 11 bump, the structure that protecgulum 11 is middle perforate, and there is certain gap d between the interior bore edges of protecgulum 11 and protruding ball top 21, to prevent ball top 21 collision protecgulums 11.
In actual applications; on pad 41, also need to be coated with solder joint protection glue 5; the height of solder joint protection glue 5 is not higher than the upper surface at ball top 11; protect between glue 5 and the top at ball top 11 and there is difference in height h; avoid that position due to solder joint protection glue 5 is too high to bump with other structures electronic installation, guaranteed the stability of product work.
This lead-in wire is electrically connected to and is coated with at upside the structure of lead-in wire glue with pad at upside; lead-in wire and solder joint protection glue and ball top are shared and the space of protecgulum endoporus; without magnetic circuit of loudspeaker, partly etc. dodge in space; guaranteed performance; avoid again and inner magnetic circuit or ring collision, cause Dysacousia.
Under above-mentioned instruction of the present utility model; those skilled in the art can carry out other improvement and distortion on the basis of above-described embodiment; and these improvement and distortion; all drop in protection range of the present utility model; those skilled in the art should be understood that; above-mentioned specific descriptions are just better explained the purpose of this utility model, and protection range of the present utility model is limited by claim and equivalent thereof.
Claims (5)
1. a Microspeaker, involving vibrations system, magnetic circuit system, and the peripheral frame of accommodating fixing described vibrational system and magnetic circuit system, described vibrational system comprises vibrating diaphragm and the voice coil loudspeaker voice coil that is incorporated into vibrating diaphragm downside, and described magnetic circuit system is provided with the magnetic gap of accommodating fixing described voice coil loudspeaker voice coil; Described peripheral frame comprises the shell of accommodating fixing described vibrational system and described magnetic circuit system; Between described voice coil loudspeaker voice coil and described vibrating diaphragm, be combined with electrical connector, it is characterized in that, described electrical connector is provided with the pad being electrically connected to the lead-in wire of described voice coil loudspeaker voice coil; Described pad is positioned at the inside region of described voice coil loudspeaker voice coil orthographic projection on described electrical connector, and described pad is positioned at and described voice coil loudspeaker voice coil adjoining position;
The pad of described electrical connector is positioned at described electrical connector away from the upside of described voice coil loudspeaker voice coil, and the lead-in wire of described voice coil loudspeaker voice coil is electrically connected to described pad from the backward upside extension of upper end outlet of voice coil loudspeaker voice coil.
2. Microspeaker according to claim 1, it is characterized in that, described peripheral frame also comprises the protecgulum of being combined with described shell, described protecgulum is positioned at the side near described vibrating diaphragm, described protecgulum is the structure of middle perforate, vibrating diaphragm comprises the ball top of the rigidity that is positioned at center and is positioned at the ring portion of ball top, between the interior bore edges of described ball top and described protecgulum, has certain interval.
3. Microspeaker according to claim 2; it is characterized in that; the lead-in wire of described voice coil loudspeaker voice coil is combined by the mode conducting of welding with described pad, is coated with solder joint protection glue on described pad, and the height of described solder joint protection glue is lower than the upper surface at described ball top.
4. Microspeaker according to claim 3, it is characterized in that, described vibrating diaphragm comprises the ball top that is positioned at center and the ring portion that is positioned at edge, and described ball top is incorporated into the upside of described electrical connector, and described ball top is provided with pad corresponding to the position of described pad and dodges portion.
5. Microspeaker according to claim 4, is characterized in that, described electrical connector is centring disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320625430.3U CN203590436U (en) | 2013-10-10 | 2013-10-10 | Mini-sized loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320625430.3U CN203590436U (en) | 2013-10-10 | 2013-10-10 | Mini-sized loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203590436U true CN203590436U (en) | 2014-05-07 |
Family
ID=50588274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320625430.3U Expired - Lifetime CN203590436U (en) | 2013-10-10 | 2013-10-10 | Mini-sized loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203590436U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103997709A (en) * | 2014-06-03 | 2014-08-20 | 歌尔声学股份有限公司 | Bent loudspeaker module |
| WO2015184953A1 (en) * | 2014-06-03 | 2015-12-10 | 歌尔声学股份有限公司 | Bending loudspeaker and electronic wearing product using same |
| CN105704615A (en) * | 2016-01-25 | 2016-06-22 | 何长毛 | Waterproof loudspeaker and earphone |
| WO2016141727A1 (en) * | 2015-03-11 | 2016-09-15 | 歌尔声学股份有限公司 | Loudspeaker device |
| CN107249163A (en) * | 2017-07-10 | 2017-10-13 | 歌尔股份有限公司 | A kind of sound-producing device |
| CN107409259A (en) * | 2015-04-21 | 2017-11-28 | 田中贤太 | Electronic audio converting means |
| CN108430010A (en) * | 2018-01-27 | 2018-08-21 | 瑞声科技(新加坡)有限公司 | Microphone device |
-
2013
- 2013-10-10 CN CN201320625430.3U patent/CN203590436U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103997709B (en) * | 2014-06-03 | 2017-10-27 | 歌尔股份有限公司 | Bend loudspeaker module |
| WO2015184953A1 (en) * | 2014-06-03 | 2015-12-10 | 歌尔声学股份有限公司 | Bending loudspeaker and electronic wearing product using same |
| US10070228B2 (en) | 2014-06-03 | 2018-09-04 | Goertek Inc. | Bending loudspeaker and wearable electronic products comprising the same |
| CN103997709A (en) * | 2014-06-03 | 2014-08-20 | 歌尔声学股份有限公司 | Bent loudspeaker module |
| WO2016141727A1 (en) * | 2015-03-11 | 2016-09-15 | 歌尔声学股份有限公司 | Loudspeaker device |
| CN107409259A (en) * | 2015-04-21 | 2017-11-28 | 田中贤太 | Electronic audio converting means |
| US10334367B2 (en) | 2015-04-21 | 2019-06-25 | Tokyo Onkyo Co., Ltd. | Electroacoustic transducer |
| CN107409259B (en) * | 2015-04-21 | 2020-05-12 | 东京音响株式会社 | Electronic sound equipment changing device |
| CN105704615A (en) * | 2016-01-25 | 2016-06-22 | 何长毛 | Waterproof loudspeaker and earphone |
| CN105704615B (en) * | 2016-01-25 | 2019-03-19 | 何长毛 | A kind of waterproof speaker and earphone |
| CN107249163A (en) * | 2017-07-10 | 2017-10-13 | 歌尔股份有限公司 | A kind of sound-producing device |
| WO2019010726A1 (en) * | 2017-07-10 | 2019-01-17 | 歌尔股份有限公司 | Sounding device |
| CN107249163B (en) * | 2017-07-10 | 2023-06-30 | 歌尔股份有限公司 | Sounding device |
| CN108430010A (en) * | 2018-01-27 | 2018-08-21 | 瑞声科技(新加坡)有限公司 | Microphone device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
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. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140507 |