CN205249477U - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- CN205249477U CN205249477U CN201521133007.7U CN201521133007U CN205249477U CN 205249477 U CN205249477 U CN 205249477U CN 201521133007 U CN201521133007 U CN 201521133007U CN 205249477 U CN205249477 U CN 205249477U
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- CN
- China
- Prior art keywords
- loudspeaker
- voice coil
- shell
- connection structure
- elastic connection
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Abstract
The utility model belongs to the technical field of electro -acoustic products, especially, relate to a loudspeaker, including casing and vibration system, vibration system includes the voice coil loudspeaker voice coil, combines to have electric connector on the casing, electric connector include with the lead wire electric connection's of voice coil loudspeaker voice coil pad, with pad electric connection's resilient connection, resilient connection joins externally on the casing to extend to the outside of casing week laterad, resilient connection and outside FPCB board electrical contact. The utility model discloses a loudspeaker, accessible set up and realize with the contact of FPCB board that the electrical property switches on in the resilient connection of side is direct, have saved the connecting wire between loudspeaker and the FPCB board, have solved current loudspeaker's structure influence wearing electron -like product internally mounted space and acoustic performance's problem.
Description
Technical field
The utility model belongs to electro-acoustic product technical field, relates in particular to a kind of loudspeaker.
Background technology
Dress at present electronic product and more and more appear in the middle of daily life, due to its small volume,Thereby the installing space of leaving loudspeaker for is also very little. Loudspeaker be arranged on dress on the bottom of electronic product withComplete machine assembles, and the sound mode that goes out of dressing electronic product is that side goes out sound, needs the vertical peace of putting of loudspeakerDress with wearing electronic product side sender corresponding, loudspeaker go out sound mode for just going out sound, loudspeakerBe electrically connected with wearing electronic product by being arranged on the FPCB plate of dressing in electronic product. ExistingIn technology, the loudspeaker placement that lies low, its shell fragment and FPCB plate Elastic Contact, class is passed through in speaker voice giving holeBend pipe like 90 ° communicates with the external world, and this assembling mode and electric connection structure just cause its final assembly jointlyAfter be side and go out sound mode; Meanwhile, because loudspeaker is spring-piece type contact plate structure, need to be at FPCB plate and shell fragmentBetween walk wire bonding, this not only can affect acoustical behavior, also can waste the inner installing space of complete machine.
Utility model content
The purpose of this utility model is to provide a kind of loudspeaker, is intended to solve the structure influence of existing loudspeakerDress the problem of the inner installing space of electronic product and acoustical behavior.
The utility model is achieved in that a kind of loudspeaker, comprises housing and vibrational system, described vibrationSystem comprises voice coil loudspeaker voice coil, on described housing, is combined with electrical connector, and described electrical connector comprises and described voice coil loudspeaker voice coilThe pad that is electrically connected of lead-in wire, with the elastic connection structure that described pad is electrically connected, described elasticity connectsStructure is hung on outward on described housing, and extends to the outside of described housing peripheral side; Described elasticity connectsStructure and outside FPCB plate are in electrical contact.
Improve as one, described elastic connection structure and described pad laser weld are fixed.
Improve as one, described elastic connection structure is spring.
Improve as one, described spring is volute spring, and the direction of its central axis is perpendicular to described housingSide.
Improve as one, on described housing, corresponding described elastic connection structure place is provided with installing hole, described inElastic connection structure is installed in described installing hole.
Improve the bending that the pad of described loudspeaker comprises plate body, is wholely set with described plate body as onePortion, described kink is inserted in described installing hole; Described elastic connection structure and described kink laser spotsSolid welding is fixed.
Improve as one, described housing comprises that the shell, the lid that are rectangle are located at the protecgulum on described shell,Described electrical connector is arranged on described shell, is the knot from the circumferential outwardly extension in side of described shellStructure.
Improve as one, the pad of described electrical connector is arranged at the inside of described shell, with described shellIntegrated injection molding.
Improve as one, the elastic connection structure of described electrical connector is provided with two, is disposed on instituteState the side of the same side of shell; The lead-in wire correspondence of voice coil loudspeaker voice coil is arranged on the angular position of the same side of described shellPut place, every described lead-in wire and a described pad spot welding are fixed.
Improve as one, described elastic connection structure is arranged on the side of the longitudinal end of described shell.
Owing to having adopted technique scheme, on the loudspeaker pack housing that the utility model provides, be combined with and be electrically connectedFitting, the elasticity that this electrical connector comprises the pad that is electrically connected with the lead-in wire of voice coil loudspeaker voice coil, is electrically connected with padSyndeton, this elastic connection structure is hung on housing outward, and extends to the outside of housing peripheral side; PeaceWhen dress, the horizontal lying-type assembling mode that can break traditions is placed loudspeaker vertically in complete machine, takes just to go out soundMode, elastic connection structure can align direct contact with the FPCB plate on wearing electronic product housing and be connected,Realize thus the conducting of inside and outside circuit, under spring contact strip and FPCB plate prerequisite in electrical contact, make ensureingAfter itself and final assembly still for just going out sound mode; So also save the connecting line between loudspeaker and FPCB plate,Can not produce because the setting of connecting line affects the problem that inner other device of electronic product arranges of dressing, justIn the installation of other device, avoid because the installation of other device exerts an influence to the acoustical behavior of loudspeaker,Save the internal structural space of complete machine, the structure influence that has solved existing loudspeaker is dressed electronic product simultaneouslyThe problem of inner installing space and acoustical behavior.
Brief description of the drawings
Fig. 1 is the perspective view of loudspeaker of the present utility model;
Fig. 2 is the structural representation of looking up of loudspeaker of the present utility model;
Fig. 3 is the blast structural representation of loudspeaker of the present utility model;
Fig. 4 is the structural representation of the electrical connector of loudspeaker of the present utility model;
Wherein, 10, shell, 101, installing hole, 11, elastic connection structure, 12, pad, 121, plateBody, 122, kink, 13, basin frame, 14a, centring magnet, 14b, limit magnet, 15a, center washer,15b, limit washer, 16, voice coil loudspeaker voice coil, 17, vibrating diaphragm, 18, DOME sheet, 19, protecgulum.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawingAnd embodiment, the utility model is further elaborated. Should be appreciated that described herein concreteEmbodiment is only in order to explain the utility model, and is not used in restriction the utility model.
Fig. 1 to Fig. 4 is the structural representation of loudspeaker of the present utility model, and wherein, Fig. 1 shows this realityBy the perspective view of novel loudspeaker, Fig. 2 shows the knot of looking up of loudspeaker of the present utility modelStructure schematic diagram, Fig. 3 shows the blast structural representation of loudspeaker of the present utility model, and Fig. 4 shows thisThe structural representation of the electrical connector of the loudspeaker of utility model, for convenience of description, in figure, only provided withThe part that the utility model is relevant.
From Fig. 1, Fig. 2, Fig. 3 and Fig. 4, this loudspeaker involving vibrations system, magnetic circuit system and accommodateThe housing of fixing vibrational system and magnetic circuit system, this vibrational system comprises voice coil loudspeaker voice coil 16, on housing, be combined withThe electrical connector of inside and outside circuit turn-on, this electrical connector comprises the pad being electrically connected with the lead-in wire of voice coil loudspeaker voice coil 1612, for the FPCB plate of end product elastic connection structure 11 in electrical contact, this elastic connection structure11 outer being hung on housing, are electrically connected and extend to housing peripheral side outside with pad 12. In this enforcementIn example, elastic connection structure 11 is spring, and this spring is volute spring, and the direction of its central axis is hung downStraight in the side of housing.
Housing comprises that the shell 10, the lid that are rectangle are located at protecgulum 19, vibrational system and magnetic on shell 10Road system is arranged in the cavity that both surround, and vibrational system arranges near protecgulum 19; Pad 12 is arranged atThe inside of shell 10, with shell 10 integrated injection moldings, elastic connection structure 11 is arranged on shell 10In peripheral side. Specifically, shell 10 comprises the sidewall of ring-type, and definition shell 10 is near vibrational systemOne side at place is upper, and protecgulum 19 lids are located on the upside of shell 10, and housing is not only confined to this certainlyForm, housing also can be set to be fastened and formed by the first housing and the second housing, vibrational system and magnetic circuit systemSystem is housed in the first housing, and the second case lid is located on the first housing.
On shell 10, be provided with installing hole 101, elastic connection structure 11 is arranged in installing hole 101, conventionallyElastic connection structure 11 is spring, and the pad 12 of spring and shell 10 inside by laser weld (normallySpot welding) fixing conducting, certainly also may pass through other conduction mode conductings (such as conductive adhesive etc.). BulletThe other end of spring is positioned at the outside of installing hole 101, is the knot of the outwardly extension of peripheral side from shell 10Structure. Certain elastic connection structure 11 is herein not limited in spring structure, can also select other flexibleAnd the structure that can conduct electricity, for example in the form of a ring, the sheet metal structure of Z-shaped shape, C shape, one of its sidePlace is electrically connected with pad 12, the another side place relative with this place stretch out installing hole 101 for FPCBPlate contact connects. The kink 122 that pad 12 comprises plate body 121, is wholely set with plate body 121, bendingPortion 122 is inserted in installing hole 101, and one end of spring and kink 122 weld.
The voice coil loudspeaker voice coil 16 that vibrational system comprises vibrating diaphragm 17, is fixedly connected with vibrating diaphragm 17 draws two on voice coil loudspeaker voice coil 16Root voice coil leads, every voice coil leads correspondence and elastic connection structure 11 laser weld, conventionally voice coil loudspeaker voice coil 16Be to be fixedly connected with by bonding mode with vibrating diaphragm 17, can certainly select according to specific needs otherConnected mode, in order to promote the high frequency sound effect of vibrating diaphragm 17, is provided with DOME sheet 18 in a side of vibrating diaphragm 17The rigidity that strengthens vibrating diaphragm 17, DOME sheet 18 is combined in the medium position of vibrating diaphragm 17 conventionally.
Magnetic circuit system comprises basin frame 13 that can magnetic conduction, and this basin frame 13 is fixedly connected with shell 10, is arranged on basinCentring magnet 14a on frame 13, in the relatively long side of centring magnet 14a two, place is respectively equipped with limit magnet 14b,In a side at centring magnet 14a away from basin frame 13, be provided with center washer 15a, at limit magnet 14b away from basinOne side of frame 13 is provided with limit washer 15b, and center washer 15a, limit washer 15b are magnetic conduction construction, logicalChang Huasi 15 is made up of sheet metal, can adjust the direction of the magnetic line of force, and magnetic circuit system forms closed magneticRoad, forms the magnetic gap of accommodating voice coil loudspeaker voice coil 16 between centring magnet 14a and limit magnet 14b, the magnetic line of force is through soundCircle 16, receives in voice coil loudspeaker voice coil 16 after the signal of telecommunication of external circuit, is subject to the effect up-down vibration of Ampere force in magnetic field,Thereby drive vibrating diaphragm 17 vibrations to sound.
When installation, loudspeaker is vertically placed in wearing electronic product complete machine, front goes out sound, loudspeakerElastic connection structure 11 on housing can align directly and contact with the FPCB plate on wearing electronic product housing,That is to say, compared to existing technologies, in the technical program, need to not raise with the conducting of external circuitCabling between the outside electrical connections of sound device and FPCB plate, but can realize electricity by the mode of direct contactProperty conducting, can save the connecting line between loudspeaker and FPCB plate like this, can not produce establishing because of connecting linePut and affect the problem that inner other device of electronic product arranges of dressing, being convenient to the installation of other device, keeping awayExempt from, because the installation of other device exerts an influence to the acoustical behavior of loudspeaker, to have solved the knot of existing loudspeakerThe problem of the inner installing space of electronic product and acoustical behavior is dressed in structure impact.
In the present embodiment, elastic connection structure 11 is provided with two, is disposed on the same of shell 10The side of side, the corner positions place that is arranged on shell 10 same sides of the lead-in wire correspondence of voice coil loudspeaker voice coil 16, everyRoot lead-in wire is electrically connected (being generally spot welding fixes) with an elastic connection structure 11. Preferably, two bulletsProperty syndeton 11 is disposed on the side of the major axis side of shell 10.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model,All any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., all shouldWithin being included in protection domain of the present utility model.
Claims (10)
1. a loudspeaker, comprises housing and vibrational system, and described vibrational system comprises voice coil loudspeaker voice coil, at described shellOn body, be combined with electrical connector, it is characterized in that, described electrical connector comprises with the lead-in wire of described voice coil loudspeaker voice coil electricalThe pad that connects, with the elastic connection structure that described pad is electrically connected, described elastic connection structure is hung on outwardOn described housing, and extend to the outside of described housing peripheral side; Described elastic connection structure is with outsideFPCB plate in electrical contact.
2. loudspeaker according to claim 1, is characterized in that, described elastic connection structure with described inPad laser weld is fixed.
3. loudspeaker according to claim 2, is characterized in that, described elastic connection structure is spring.
4. loudspeaker according to claim 3, is characterized in that, described spring is volute spring, itsThe direction of central axis is perpendicular to the side of described housing.
5. loudspeaker according to claim 1, is characterized in that, corresponding described bullet on described housingProperty syndeton place is provided with installing hole, and described elastic connection structure is installed in described installing hole.
6. loudspeaker according to claim 5, is characterized in that, the pad of described loudspeaker comprises plateBody, the kink being wholely set with described plate body, described kink is inserted in described installing hole; Described bulletProperty syndeton and described kink laser spot welding are fixed.
7. according to the loudspeaker described in claim 1 to 6 any one, it is characterized in that, described housing comprisesThe shell, the lid that are rectangle are located at the protecgulum on described shell, and described electrical connector is arranged on described shell,For the structure from the circumferential outwardly extension in side of described shell.
8. loudspeaker according to claim 7, is characterized in that, the pad setting of described electrical connectorIn the inside of described shell, with described shell integrated injection molding.
9. loudspeaker according to claim 8, is characterized in that, the elasticity of described electrical connector connectsStructure is provided with two, is disposed on the side of the same side of described shell; The lead-in wire correspondence of voice coil loudspeaker voice coil is establishedPut at the corner positions place of the same side of described shell, every described lead-in wire and a described pad spot welding are fixed.
10. loudspeaker according to claim 9, is characterized in that, described elastic connection structure settingIn the side of the longitudinal end of described shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521133007.7U CN205249477U (en) | 2015-12-30 | 2015-12-30 | Loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521133007.7U CN205249477U (en) | 2015-12-30 | 2015-12-30 | Loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205249477U true CN205249477U (en) | 2016-05-18 |
Family
ID=55948537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521133007.7U Active CN205249477U (en) | 2015-12-30 | 2015-12-30 | Loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205249477U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107509146A (en) * | 2017-08-31 | 2017-12-22 | 歌尔股份有限公司 | Sound-producing device and the method being embedded at connection shell fragment in sound-producing device |
| WO2018000757A1 (en) * | 2016-06-29 | 2018-01-04 | 歌尔股份有限公司 | Speaker, and speaker module |
| CN111131974A (en) * | 2018-10-31 | 2020-05-08 | Aptiv技术有限公司 | Loudspeaker assembly |
-
2015
- 2015-12-30 CN CN201521133007.7U patent/CN205249477U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018000757A1 (en) * | 2016-06-29 | 2018-01-04 | 歌尔股份有限公司 | Speaker, and speaker module |
| US10575077B2 (en) * | 2016-06-29 | 2020-02-25 | Goertek Inc. | Speaker and speaker module |
| CN107509146A (en) * | 2017-08-31 | 2017-12-22 | 歌尔股份有限公司 | Sound-producing device and the method being embedded at connection shell fragment in sound-producing device |
| WO2019041403A1 (en) * | 2017-08-31 | 2019-03-07 | 歌尔股份有限公司 | Sound-producing device and method for embedding connecting flexible plate into sound-producing device |
| CN111131974A (en) * | 2018-10-31 | 2020-05-08 | Aptiv技术有限公司 | Loudspeaker assembly |
| US11290824B2 (en) | 2018-10-31 | 2022-03-29 | Aptiv Technologies Limited | Speaker assembly |
| CN111131974B (en) * | 2018-10-31 | 2022-04-19 | Aptiv技术有限公司 | Loudspeaker assembly |
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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. |