CN203851289U - Loudspeaker - Google Patents

Loudspeaker Download PDF

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Publication number
CN203851289U
CN203851289U CN201420204917.9U CN201420204917U CN203851289U CN 203851289 U CN203851289 U CN 203851289U CN 201420204917 U CN201420204917 U CN 201420204917U CN 203851289 U CN203851289 U CN 203851289U
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CN
China
Prior art keywords
basin frame
loud speaker
vibrational
ceramics bracket
fixed
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Active
Application number
CN201420204917.9U
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Chinese (zh)
Inventor
朱秉科
吴三友
柳林
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CHANGZHOU MEIOU ELECTRONICS Co Ltd
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CHANGZHOU MEIOU ELECTRONICS Co Ltd
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Priority to CN201420204917.9U priority Critical patent/CN203851289U/en
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Abstract

The utility model provides a loudspeaker, which comprises a frame, a magnetic circuit system and a vibration system, wherein the magnetic circuit system and the vibration system are accommodated in the frame. The loudspeaker further comprises a ceramic bracket arranged between the vibration system and the frame, and the vibration system is fixed on the ceramic bracket. According to the loudspeaker provided by the utility model, the vibration system is fixed on the ceramic bracket with good rigidity, thereby enabling a vibrating diaphragm not to generate deformation because of conditions such as assembly, transportation, falling and the like, and effectively ensuring the acoustic stability of the loudspeaker.

Description

Loud speaker
[technical field]
The utility model relates to electroacoustic transduction field, relates in particular to a kind of loud speaker.
[background technology]
Along with the fast development of wireless telecommunications, Global Mobile Phone is more and more, and people are not limited only to basic call to the requirement of mobile phone, more requires the performance of traditional mobile phone to propose more requirements.Especially the arrival in 3G epoch, Technology of Mobile Multimedia is development thereupon also, and a lot of mobile phones have multiple amusement function, as video playback, digital vedio recording, game, GPS navigation etc.
The Microspeaker being applied in traditional mobile phone generally all comprises basin frame and is contained in magnetic circuit system and the vibrational system in basin frame, and vibrational system comprises vibrating diaphragm, the edge of vibrating diaphragm is fixed on basin frame, but the basin frame of conventional loudspeakers is generally all made by plastic cement, there is certain deformability, like this, under the situations such as loud speaker is assembling, transports or falling, easily produce deformation, thereby cause vibrating diaphragm bending distortion, and then have influence on the acoustic efficiency of loud speaker.
Therefore, be necessary to provide a kind of new loud speaker for above-mentioned shortcoming.
[utility model content]
The purpose of this utility model is to provide a kind of loud speaker, it has solved existing loud speaker vibrating diaphragm has been fixed on plastic cement basin frame, because loud speaker easily produces deformation under situations such as assembling, transport or fall, thereby cause vibrating diaphragm bending distortion, and then have influence on the technical problem of loud speaker acoustic efficiency.
In order to solve the problems of the technologies described above, the utility model provides a kind of loud speaker, it comprises basin frame and is contained in magnetic circuit system and the vibrational system in described basin frame, described loud speaker also comprises the ceramics bracket being arranged between described vibrational system and basin frame, and described vibrational system is fixed on this ceramics bracket.
Preferably, described vibrational system comprises vibrating diaphragm, and described vibrating diaphragm is fixed on this ceramics bracket.
Preferably, described vibrational system comprises elastic support, and described elastic support is fixed on this ceramics bracket.
Preferably, described ceramics bracket, laser welding bonding by glue, integrated injection molding and rivet hot are scalded any one in point etc. fixed form and are fixed on described basin frame.
Preferably, described basin frame is provided with hot molten column, and the position of the corresponding described hot molten column of described ceramics bracket is provided with the first through hole, and described hot molten column is through described the first through hole.
Preferably, described ceramics bracket is rectangle in the form of a ring, and described the first through hole is positioned at the corner positions of ceramics bracket.
Preferably, the lower surface of described vibrational system is incorporated into described ceramics bracket, described loud speaker also comprises the protecgulum of the upper surface that is incorporated into described vibrational system, and the position of the corresponding described hot molten column of described protecgulum is provided with the second through hole, and described hot molten column is through described the second through hole.
Preferably, described basin frame is rectangular, described magnetic circuit system comprises accommodates the magnetic bowl being immobilizated in described basin frame, described magnetic bowl comprise magnetic bowl diapire, certainly this magnetic bowl diapire extend and corresponding be immobilizated in the long sidewall of basin frame long side and certainly this magnetic bowl diapire extend and correspondence is immobilizated in the short sidewall of the short side of basin frame, between described long sidewall and short sidewall, be also provided with space.
Preferably, described magnetic bowl also comprises the extension that extends and be positioned at this space from this magnetic bowl diapire, and this extension is immobilizated in described basin frame.
Preferably, described basin frame is also provided with location division to position that should extension, and this extension is immobilizated in this location division.
The loud speaker that the utility model provides, it is fixed on vibrational system on the good ceramics bracket of rigidity, thereby makes vibrating diaphragm can not produce distortion because of situations such as assembling, transport and fall, has effectively guaranteed the acoustics stability of loud speaker.
[accompanying drawing explanation]
Fig. 1 is the three-dimensional exploded view of loud speaker described in the utility model;
Fig. 2 is the cutaway view of loud speaker shown in Fig. 1;
Fig. 3 is the installation diagram after the separation of the magnetic of loud speaker shown in Fig. 1 bowl.
[embodiment]
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As illustrated in fig. 1 and 2, a kind of loud speaker 100 that the utility model provides, it comprises basin frame 1, be contained in magnetic circuit system 2 in described basin frame 1 and vibrational system 3, with described basin frame 1 assembly form receiving space protecgulum 4, be immobilizated on described basin frame 1 and for the ceramics bracket 5 of vibrational system described in fixing 3 and be installed on described basin frame 1 and for realizing described loud speaker 100 and the extraneous conducting terminal 6 being electrically connected.Described magnetic circuit system 2 is used to described vibrational system 3 that driving magnetic field is provided, and described vibrational system 3 is driven and generation of vibration sound by this driving magnetic field.Described magnetic circuit system 2 comprises accommodates magnetic bowl 20, the magnet steel 21 of assembly in described magnetic bowl 20 and the pole piece 22 that is attached at described magnet steel 21 upper surfaces being immobilizated in described basin frame 1, and the gap between described magnetic bowl 20 and magnet steel 21 is magnetic gap.Described vibrational system 3 comprises that vibrating diaphragm 30 and one end be fixed on these vibrating diaphragm 30 other ends and be suspended in the voice coil loudspeaker voice coil 31 in described magnetic gap.
Ceramics bracket 5 is arranged between described vibrational system 3 and basin frame 1, and described vibrational system 3 is fixed on this ceramics bracket 5.In this case embodiment, described vibrational system 3 comprises vibrating diaphragm 30, and described vibrating diaphragm 30 is fixed on this ceramics bracket 5, and preferred, the periphery of described vibrating diaphragm 30 is fixed on this ceramics bracket 5.In fact, if described vibrational system 3 also comprises elastic support (do not indicate), described vibrational system 3 also can adopt mode that elastic support is fixed on this ceramics bracket 5 to realize vibrational system 3 and be immobilizated in this ceramics bracket 5.
Because ceramics bracket 5 is made by ceramic material, it has preferably rigidity and is not easy to produce deformation, and basin frame 1 is generally all to be made by the plastic cement of easy deformation, therefore, vibrational system 3 is directly immobilizated on ceramics bracket 5 compared to being immobilizated on basin frame 1, loud speaker 100, in situations such as assembling, transport and fall, is not easy to cause the deformation of vibrating diaphragm 30, therefore has better acoustics stability.
Described ceramics bracket 5 crosses that glue are bonding, laser welding, integrated injection molding and rivet hot are scalded any one in point etc. fixed form and be fixed on described basin frame 1.
Described basin frame 1 is provided with hot molten column 10, the position of the corresponding described hot molten column 10 of described ceramics bracket 5 is provided with the first through hole 50, described ceramics bracket 5 is rectangle in the form of a ring, and described the first through hole 50 is positioned at the corner positions of ceramics bracket 5, and described hot molten column 10 is through described the first through hole 50.In this embodiment, described basin frame 1 is rectangular, therefore, at four corner positions places of this basin frame 1, is respectively equipped with a hot molten column 10, and corresponding, described ceramics bracket 5 is provided with four the first through holes 50 equally.
The lower surface of described vibrational system 3 is incorporated into described ceramics bracket 5, the lower surface that this vibrational system 3 may be vibrating diaphragm 30 is incorporated into described ceramics bracket 5, if this vibrational system 3 also comprises elastic support, the lower surface that may be so also elastic support is incorporated into ceramics bracket 5, and described loud speaker also comprises the protecgulum 4 of the upper surface that is incorporated into described vibrational system 3.The position of the corresponding described hot molten column 10 of described protecgulum 4 is provided with the second through hole 40, and described hot molten column 10 is through described the second through hole 40, and corresponding, described the second through hole 40 is similarly four.Like this, only need to melt the fixedly assembly that the hot molten column 10 being exposed to outside described protecgulum 4 just can be realized protecgulum 4 and basin frame 1.
In the present embodiment optimal way, described basin frame 1 is rectangular, described magnetic circuit system 2 comprises accommodates the magnetic bowl 20 being immobilizated in described basin frame 1, described magnetic bowl 20 comprise magnetic bowl diapire 200, certainly this magnetic bowl diapire 200 extend and corresponding be immobilizated in the long sidewall 201 of basin frame long side and certainly this magnetic bowl diapire 200 extend and correspondence is immobilizated in short sidewall 202 of the short side of basin frame, between described long sidewall 201 and short sidewall 202, be also provided with space 203.Described magnetic bowl 20 also comprises the extension 204 that extends and be positioned at this space 203 from this magnetic bowl diapire 200, and this extension 204 is immobilizated in described basin frame 1.
Again in conjunction with shown in Fig. 3,1 pair, described basin frame should extension 204 position be also provided with location division 11, this extension 204 is immobilizated in this location division 11, and this location division 11 is the step of stepping down, thereby guarantees that the lower surface of described magnetic bowl 20 and the lower surface of basin frame 1 are positioned at same plane substantially.
The loud speaker 100 that the utility model provides, it is fixed on vibrational system 3 on the good ceramics bracket of rigidity 5, thereby make vibrating diaphragm 30 can not produce distortion because of situations such as assembling, transport and fall, effectively guaranteed the acoustics stability of loud speaker 100.
Above-described is only better embodiment of the present utility model; at this, it should be pointed out that for the person of ordinary skill of the art, do not departing under the prerequisite of the utility model creation design; can also make improvement, but these all belong to protection range of the present utility model.

Claims (10)

1. a loud speaker, it comprises basin frame and is contained in magnetic circuit system and the vibrational system in described basin frame, it is characterized in that, described loud speaker also comprises the ceramics bracket being arranged between described vibrational system and basin frame, and described vibrational system is fixed on this ceramics bracket.
2. loud speaker as claimed in claim 1, is characterized in that: described vibrational system comprises vibrating diaphragm, and described vibrating diaphragm is fixed on this ceramics bracket.
3. loud speaker as claimed in claim 1, is characterized in that: described vibrational system comprises elastic support, and described elastic support is fixed on this ceramics bracket.
4. loud speaker as claimed in claim 1, is characterized in that: described ceramics bracket is bonding by glue, laser welding, integrated injection molding and rivet hot are scalded any one in point etc. fixed form and be fixed on described basin frame.
5. loud speaker as claimed in claim 1, is characterized in that, described basin frame is provided with hot molten column, and the position of the corresponding described hot molten column of described ceramics bracket is provided with the first through hole, and described hot molten column is through described the first through hole.
6. loud speaker as claimed in claim 5, is characterized in that, described ceramics bracket is rectangle in the form of a ring, and described the first through hole is positioned at the corner positions of ceramics bracket.
7. loud speaker as claimed in claim 5, it is characterized in that, the lower surface of described vibrational system is incorporated into described ceramics bracket, described loud speaker also comprises the protecgulum of the upper surface that is incorporated into described vibrational system, the position of the corresponding described hot molten column of described protecgulum is provided with the second through hole, and described hot molten column is through described the second through hole.
8. loud speaker as claimed in claim 1, it is characterized in that, described basin frame is rectangular, described magnetic circuit system comprises accommodates the magnetic bowl being immobilizated in described basin frame, described magnetic bowl comprise magnetic bowl diapire, certainly this magnetic bowl diapire extend and corresponding be immobilizated in the long sidewall of basin frame long side and certainly this magnetic bowl diapire extend and correspondence is immobilizated in the short sidewall of the short side of basin frame, between described long sidewall and short sidewall, be also provided with space.
9. loud speaker as claimed in claim 8, is characterized in that, described magnetic bowl also comprises the extension that extends and be positioned at this space from this magnetic bowl diapire, and this extension is immobilizated in described basin frame.
10. loud speaker as claimed in claim 9, is characterized in that, described basin frame is also provided with location division to position that should extension, and this extension is immobilizated in this location division.
CN201420204917.9U 2014-04-24 2014-04-24 Loudspeaker Active CN203851289U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420204917.9U CN203851289U (en) 2014-04-24 2014-04-24 Loudspeaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420204917.9U CN203851289U (en) 2014-04-24 2014-04-24 Loudspeaker

Publications (1)

Publication Number Publication Date
CN203851289U true CN203851289U (en) 2014-09-24

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Family Applications (1)

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Country Link
CN (1) CN203851289U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105979451A (en) * 2016-07-04 2016-09-28 惠州Tcl移动通信有限公司 Loudspeaker
CN108366325A (en) * 2018-01-27 2018-08-03 瑞声科技(新加坡)有限公司 Microphone device
CN110662154A (en) * 2019-08-30 2020-01-07 厦门东声电子有限公司 Sleeve type loudspeaker module and packaging process thereof
WO2020098429A1 (en) * 2018-11-12 2020-05-22 瑞声声学科技(深圳)有限公司 Electro-acoustic generator
WO2020248191A1 (en) * 2019-06-11 2020-12-17 瑞声声学科技(深圳)有限公司 Loudspeaker

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105979451A (en) * 2016-07-04 2016-09-28 惠州Tcl移动通信有限公司 Loudspeaker
CN108366325A (en) * 2018-01-27 2018-08-03 瑞声科技(新加坡)有限公司 Microphone device
CN108366325B (en) * 2018-01-27 2020-09-18 瑞声科技(新加坡)有限公司 Sound production device
WO2020098429A1 (en) * 2018-11-12 2020-05-22 瑞声声学科技(深圳)有限公司 Electro-acoustic generator
WO2020248191A1 (en) * 2019-06-11 2020-12-17 瑞声声学科技(深圳)有限公司 Loudspeaker
CN110662154A (en) * 2019-08-30 2020-01-07 厦门东声电子有限公司 Sleeve type loudspeaker module and packaging process thereof

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