CN204616073U - sound-producing device - Google Patents
sound-producing device Download PDFInfo
- Publication number
- CN204616073U CN204616073U CN201520057839.9U CN201520057839U CN204616073U CN 204616073 U CN204616073 U CN 204616073U CN 201520057839 U CN201520057839 U CN 201520057839U CN 204616073 U CN204616073 U CN 204616073U
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- CN
- China
- Prior art keywords
- sound
- producing device
- sounding monomer
- vibrating diaphragm
- electrical connector
- Prior art date
- 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 - Fee Related
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model provides a kind of sound-producing device, it comprises the shell with receiving space and the sounding monomer be contained in shell, described sounding monomer comprises magnetic circuit system and vibrational system, described vibrational system comprises vibrating diaphragm and drives the voice coil loudspeaker voice coil of vibrating diaphragm, described sounding monomer is provided with for the conducting terminal with external electrical connections, sound-producing device is provided with the electrical connector be electrically connected with conducting terminal at sounding monomer magnetic circuit system on the direction of vibrational system, sounding monomer away from vibrating diaphragm side be provided with to vibrating diaphragm direction depression depressed part, described electrical connector is housed in described depressed part at least partly.Sound-producing device of the present utility model, can make sounding monomer be easy to be connected with external circuit, make the stable performance of sound-producing device, and assembling is simple.
Description
[technical field]
The utility model relates to a kind of sound-producing device, particularly relates to a kind ofly to be applied in the sound-producing device being used in portable type electronic product field.
[background technology]
Sound-producing device is widely used in the portability electronic equipments such as mobile phone, notebook computer, hearing aids.Along with the fast development of these portability electronic equipments, people are more and more stronger to its Functional Requirement, the sound-producing device be applied thereon is also corresponding to be developed rapidly.
The electrical connector that the sound-producing device relevant to the utility model comprises shell, is contained in the acoustical generator monomer of shell, is connected with external circuit.Electrical connector will be electrically connected with the lead-in wire of voice coil loudspeaker voice coil both sides usually respectively, therefore the electrical connector of prior art usually will stride across the bottom of whole sounding monomer and be connected with the both sides of monomer respectively, this structure, the direction of vibration of sounding monomer shaking membrane occupies very large space, limit the size of the operatic tunes in sounding monomer, and then have impact on the acoustical behavior of sound-producing device.
Therefore, be necessary to provide a kind of novel sound-producing device to solve the problems referred to above.
[utility model content]
The purpose of this utility model is to solve traditional sound-producing device point link and takies space on thickness, is difficult to the problem improving unfailing performance, provides a kind of sound-producing device can being convenient to be connected with external circuit.
The technical solution of the utility model is as follows: a kind of sound-producing device, it comprises the shell with receiving space and the sounding monomer be contained in shell, described sounding monomer comprises magnetic circuit system and vibrational system, described vibrational system comprises vibrating diaphragm and drives the voice coil loudspeaker voice coil of vibrating diaphragm, described sounding monomer is provided with for the conducting terminal with external electrical connections, sound-producing device is provided with the electrical connector be electrically connected with conducting terminal at sounding monomer magnetic circuit system on the direction of vibrational system, sounding monomer away from vibrating diaphragm side be provided with to vibrating diaphragm direction depression depressed part, described electrical connector is housed in described depressed part at least partly.
Preferably, described electrical connector comprises the contact site be electrically connected with two conducting terminals respectively and the connecting portion being connected two contact sites, and described connecting portion is contained in described depressed part.
Preferably, described magnetic circuit system comprises magnet steel and is positioned at sounding monomer away from vibrating diaphragm side for placing the magnetic bowl of magnet steel, and described depressed area deviates from the surface of magnet steel in described magnetic bowl.
Preferably, described conducting terminal comprises the fixed part being fixed on sounding monomer and the elastic portion for being electrically connected described electrical connector be connected with described fixed part, and described elastic portion is provided with the conductive contact for being electrically connected.
Preferably, the surface of described connecting portion and the lower surface of described magnetic bowl are positioned in same level.
Preferably, the inner surface of described connecting portion and described depressed part fits tightly.
Preferably, described sound-producing device comprises the frame that magnetic circuit system and vibrational system are fixed in a collecting further, and described magnetic bowl is fixed in described frame.
Preferably, described magnetic bowl is plate-like structure, is provided with fixing hole, described frame is provided with the fixed leg matched with it, and described magnetic bowl is fixed by the interference engagement of fixed leg and fixing hole.
Preferably, described electrical connector is FPC flexible PCB.
Sound-producing device of the present utility model, can make sounding monomer be easy to be connected with external circuit, make the stable performance of sound-producing device, and assembling is simple.
[accompanying drawing explanation]
Fig. 1 is the decomposed figure of the utility model sound-producing device;
Fig. 2 is the incorporating aspects schematic diagram of the utility model sound-producing device;
Fig. 3 is the decomposed schematic diagram of the utility model sound-producing device;
Fig. 4 is the schematic diagram of the utility model sound-producing device magnetic bowl.
[embodiment]
Below in conjunction with drawings and embodiments, the utility model is described in further detail.
The sound-producing device of the utility model one embodiment, it is mainly used on the portable consumer electronic products such as mobile phone, in order to prompting of sounding.
This sound-producing device comprises shell (not shown), be contained in sounding monomer in shell and for being electrically connected described sounding monomer and shell electrical connector 4.Shown in Fig. 3, be the incorporating aspects schematic diagram of sound-producing device of the present utility model, wherein for the ease of representing, shell is omitted in the drawings, is only the partial schematic diagram of sounding monomer and electrical connector.
Described acoustical generator monomer comprises magnetic circuit system 1 and vibrational system 2.In the present embodiment, also described sounding monomer is also provided with the frame 3 of the fixing magnetic circuit system 1 of collecting and vibrational system 2.
Described frame 3 comprises the frame structure surrounded by sidewall 31, and described sidewall 31 surrounds the receiving space 31 of a collecting magnetic circuit system 1, and described vibrational system 2 is retained on described sidewall 31.
Vibrational system 2 comprises the vibrating diaphragm 21 being positioned at sounding monomer top and the voice coil loudspeaker voice coil 22 driving diaphragm oscillations.Magnetic circuit system 1 comprises magnetic bowl 13, the magnet steel 12 be positioned on magnetic bowl 13, described magnet steel comprises the main magnet steel 111 and secondary magnet steel 112 spaced with main magnet steel 111 that are positioned at central authorities, described secondary magnet steel 112 can be a ring-type magnet steel, also can be multiple magnet steel, magnetic gap is formed between main magnet steel 111 and secondary magnet steel 112, voice coil loudspeaker voice coil 22 inserts in described magnetic gap, and cutting magnetic induction line moves and drives vibrating diaphragm sounding after powered up.Magnetic bowl 13 both can be a bowl structure with bottom and sidewall, also can be a plate-like structure, also can be there is base plate and be positioned at the structure of base plate two lateral buckling extended loop around the side plate of magnet steel, place magnet steel effect as long as play, all can implement.In the present embodiment, described magnetic bowl 13 is a plate-like structure, and main magnet steel 111 is a rectangle magnet steel, secondary magnet steel 112 is four strip magnet steel, lays respectively at the outside on four limits of main magnet steel, certainly, secondary magnet steel 112 also can be two, lays respectively at the both sides on main magnet steel 111 major axis limit.In this case, preferably, magnetic bowl is provided with the side plate of extension on short-axis direction, plays magnetic conduction effect, can magnet steel be made evenly.The corner place of described magnetic bowl 13 is provided with to vibrating diaphragm direction depression, for the location division 132 be connected with frame, the effect that described depression can play location and step down, make to fix more accurate and reduce whole height, described location division 132 is provided with fixing hole 1321, the sidewall 31 of corresponding described frame 3 is provided with fixed leg 32 sheathed with it, and described fixed leg 32 fixes described magnetic circuit system 1 and frame 3 with fixing hole interference engagement.Certainly, this is only one preferably execution mode, in other execution modes selectable, also can adopt the bowl-shape magnetic bowl with sidewall, be abutted with frame 3 by sidewall fixing etc., also can implement, or also can not frame be set, adopt the structure of Rimless, realize fixing of magnetic circuit system and vibrational system by means of only magnetic bowl, all can implement.
Further, described magnetic circuit system 1 also comprises the pole piece 12 be sticked on magnet steel 11 surface, described pole piece 12 comprises the main pole core 121 that is sticked on main magnet steel 111 surface and is sticked at the consequent pole core 122 on secondary magnet steel 112 surface, and in the present embodiment, described consequent pole core 122 is a circulus.Four secondary magnet steel 112 are sticked mutually with secondary magnet steel 122 jointly.
It should be noted that; above-mentioned alleged magnet steel 11, pole piece 12 are magnetic conductor, and wherein have one at least for permanent magnet, described magnet steel both can be independent magnet; also can be sticked one deck magnetic conduction construction or one deck operator guards for magnet surface, all can to have implemented.In the present embodiment, described secondary magnet steel 112 is independent magnet steel, is separated with described consequent pole core 122, in other embodiments, described secondary magnet steel 112 also can be the assembly of magnet steel and consequent pole core, in addition, existing only has magnet steel and without the example of consequent pole core, is also feasible.
Sounding monomer is provided with for the conducting terminal 5 with external electrical connections away from the side, bottom of vibrating diaphragm 22, in the present embodiment, sound-producing device comprises the conductive base pin of a pair elastic construction further, described voice coil loudspeaker voice coil 22 and described electrical connector 4 are electrically connected by this conducting terminal 5, concrete, in present embodiment, conducting terminal 5 comprises the fixed part 51 be fixed in frame 3 and the elastic portion 52 be connected with described fixed part 51, described elastic portion 52 is for extending to the free end outside sounding monomer, fixed part 51 can be fixed in frame 3 by integrated injection molding or bonding mode, elastic portion 52 is provided with the conductive contact for being electrically connected with electrical connector.Certainly, in other execution modes selectable, conducting terminal 5 can be also the electric installations such as conductive pole, or is directly drawn by the lead-in wire of voice coil loudspeaker voice coil 22, as long as can realize the electric connection of sounding monomer and electrical connector, all can implement.Conveniently describe, this specification is mainly described with the form of conductive base pin, in enforcement, also can replace with other execution modes.
Electrical connector 4 comprises the contact site 41 be electrically connected with two conducting terminals 5 respectively and the connecting portion 42 being connected two contact sites 41.Described contact site 41 is provided with conductive welding disk, connecting portion 42 has the conductive welding disk that electric conducting material is electrically connected two contact sites 41, play the effect of electrical connection, described contact site 41 props up the elastic portion 52 of conducting terminal 5 and makes elastic portion 52 produce slight deformation contact realization electric connection.
The side that described magnetic bowl 13 deviates from magnet steel 11 is provided with the depressed part 1331 caved in vibrating diaphragm 22 direction away from the lower surface of vibrating diaphragm 22 from magnetic bowl 13, described connecting portion 42 is housed in described depressed part 1331, and the surface of described connecting portion 42 and the lower surface of magnetic bowl in the same plane, described connecting portion 42 fits tightly with the inner surface of depressed part 1331, connecting portion is made to become an entirety with magnetic bowl-type, additionally need not take the space on vibrational system direction of vibration, can the acoustical behavior of maximally improving product.
Above are only preferably execution mode, in other execution modes selectable, described sounding monomer also can not be provided with magnetic bowl, frame is set to the structure with bottom, like this, described depressed part also can be located at the side deviating from magnet steel at frame diapire, also can implement, or there is described magnetic bowl and frame diapire simultaneously, depressed part is arranged on bottom frame and deviates from the side of magnet steel, as long as realize being provided with at sounding monomer the depressed part holding fixing electrical connector away from vibrating diaphragm side, all the utility model object can be reached.
In the present embodiment, described electrical connector is FPC flexible circuit board structure, certainly, in other execution modes selectable, can be also other materials such as metal, as long as can realize the electric action of sounding monomer, namely can implement.
Sound-producing device of the present utility model, can make sounding monomer be easy to be connected with external circuit, make the stable performance of sound-producing device, and assembling is simple.The connecting portion of electrical connector extends to sidewall direction bending, does not take the space on height, can expand the operatic tunes of product under the prerequisite not changing overall size, improve the acoustical behavior of product.
It should be noted that, in description of the present utility model, it will be appreciated that, orientation or the position relationship of the instruction such as term " top ", " bottom " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
Above-described is only execution mode of the present utility model; it should be pointed out that for the person of ordinary skill of the art at this, under the prerequisite not departing from the utility model creation design; improvement can also be made, but these all belong to protection range of the present utility model.
Claims (9)
1. a sound-producing device, it comprises the shell with receiving space and the sounding monomer be contained in shell, described sounding monomer comprises magnetic circuit system and vibrational system, described vibrational system comprises vibrating diaphragm and drives the voice coil loudspeaker voice coil of vibrating diaphragm, it is characterized in that: described sounding monomer is provided with for the conducting terminal with external electrical connections, sound-producing device is provided with the electrical connector be electrically connected with conducting terminal at sounding monomer magnetic circuit system on the direction of vibrational system, sounding monomer away from vibrating diaphragm side be provided with to vibrating diaphragm direction depression depressed part, described electrical connector is housed in described depressed part at least partly.
2. sound-producing device according to claim 1, is characterized in that: described electrical connector comprises the contact site be electrically connected with two conducting terminals respectively and the connecting portion being connected two contact sites, and described connecting portion is contained in described depressed part.
3. sound-producing device according to claim 1 and 2, is characterized in that: described magnetic circuit system comprises magnet steel and is positioned at sounding monomer away from vibrating diaphragm side for placing the magnetic bowl of magnet steel, and described depressed area deviates from the surface of magnet steel in described magnetic bowl.
4. sound-producing device according to claim 3, it is characterized in that: described conducting terminal comprises the fixed part being fixed on sounding monomer and the elastic portion for being electrically connected described electrical connector be connected with described fixed part, described elastic portion is provided with the conductive contact for being electrically connected.
5. sound-producing device according to claim 3, is characterized in that: the surface of described connecting portion and the lower surface of described magnetic bowl are positioned in same level.
6. sound-producing device according to claim 2, is characterized in that: the inner surface of described connecting portion and described depressed part fits tightly.
7. sound-producing device according to claim 3, is characterized in that: described sound-producing device comprises the frame that magnetic circuit system and vibrational system are fixed in a collecting further, and described magnetic bowl is fixed in described frame.
8. sound-producing device according to claim 7, is characterized in that: described magnetic bowl is plate-like structure, is provided with fixing hole, described frame is provided with the fixed leg matched with it, and described magnetic bowl is fixed by the interference engagement of fixed leg and fixing hole.
9. sound-producing device according to claim 1, is characterized in that: described electrical connector is FPC flexible PCB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520057839.9U CN204616073U (en) | 2015-01-27 | 2015-01-27 | sound-producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520057839.9U CN204616073U (en) | 2015-01-27 | 2015-01-27 | sound-producing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204616073U true CN204616073U (en) | 2015-09-02 |
Family
ID=53968593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520057839.9U Expired - Fee Related CN204616073U (en) | 2015-01-27 | 2015-01-27 | sound-producing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204616073U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019000578A1 (en) * | 2017-06-27 | 2019-01-03 | 歌尔股份有限公司 | Speaker and electronic device comprising same |
| CN110418251A (en) * | 2018-04-27 | 2019-11-05 | 歌尔股份有限公司 | A kind of sounding monomer, sounding module and electric terminal |
| WO2020258143A1 (en) * | 2019-06-27 | 2020-12-30 | 瑞声声学科技(深圳)有限公司 | Sound generation device |
| WO2021128337A1 (en) * | 2019-12-27 | 2021-07-01 | 瑞声声学科技(深圳)有限公司 | Sound production device |
-
2015
- 2015-01-27 CN CN201520057839.9U patent/CN204616073U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019000578A1 (en) * | 2017-06-27 | 2019-01-03 | 歌尔股份有限公司 | Speaker and electronic device comprising same |
| CN110418251A (en) * | 2018-04-27 | 2019-11-05 | 歌尔股份有限公司 | A kind of sounding monomer, sounding module and electric terminal |
| CN110418251B (en) * | 2018-04-27 | 2022-06-14 | 歌尔股份有限公司 | Sound production monomer, sound production module and electronic terminal |
| WO2020258143A1 (en) * | 2019-06-27 | 2020-12-30 | 瑞声声学科技(深圳)有限公司 | Sound generation device |
| WO2021128337A1 (en) * | 2019-12-27 | 2021-07-01 | 瑞声声学科技(深圳)有限公司 | Sound production device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20220127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |