CN208638659U - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- CN208638659U CN208638659U CN201821262616.6U CN201821262616U CN208638659U CN 208638659 U CN208638659 U CN 208638659U CN 201821262616 U CN201821262616 U CN 201821262616U CN 208638659 U CN208638659 U CN 208638659U
- Authority
- CN
- China
- Prior art keywords
- voice coil
- sound film
- holding
- loudspeaker
- frame
- 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 loudspeaker, including the frame with accommodating space, it is set to the vibrational system of the frame and the magnetic circuit system of the driving vibrational system vibration sounding, the vibrational system includes that outer rim is immobilizated in the vibrating diaphragm of the frame and the voice coil of the driving diaphragm oscillations, the vibrating diaphragm includes sound film and the top dome for being set to sound film middle position, the sound film includes for holding at the top of the intermediate of the top dome, interconnecting piece at the top of the ring portion being arranged at the top of the intermediate and the connection intermediate with the ring portion and for holding the voice coil, the position that the interconnecting piece corresponds to the voice coil, which is equipped with to the direction far from the voice coil, to be recessed the appearance glue portion to be formed.Compared with the relevant technologies, loadspeaker structure intensity provided by the utility model is good, stable connection, and improves acoustical behavior.
Description
[technical field]
The utility model relates to electroacoustic switch technology field more particularly to a kind of loudspeakers.
[background technique]
With the fast development of wireless telecommunications, Global Mobile Phone is more and more, and requirement of the people to mobile phone is not only
It is only limitted to converse substantially, more requires to propose more require to the reliability of conventional mobile phone.The especially arrival in 3G epoch moves
Dynamic multimedia technology also develops therewith, many mobile phones have a variety of amusement functions, as video playing, digital vedio recording, game,
GPS navigation etc..
Relevant loudspeaker is generally provided with frame, vibrational system and magnetic circuit system, and vibrational system includes sound film and driving
Sound film vibrates and has the voice coil of voice coil leads, magnetic circuit system include magnetic bowl equipped with magnetic bowl side wall and group it is interior assigned in magnetic bowl and with
Magnetic bowl-type is at the magnet steel of magnetic gap, and voice coil suspension is in magnetic gap.Since voice coil is connect with most of sound film use glue, in point
It is be easy to cause glue from overflowing during glue, and when speaker operation, voice coil will generate high-frequency vibration, sound film and voice coil
Between gluing adhesive force be not enough easily separated from, to seriously affect the reliability of loudspeaker.
Therefore, it is necessary to provide a kind of new loudspeaker solution above-mentioned technical problem.
[utility model content]
It is good that the purpose of this utility model is to provide a kind of structural strengths, the loudspeaker of stable connection.
In order to achieve the above object, the utility model provides a kind of loudspeaker, including with accommodating space frame, set
It is placed in the vibrational system of the frame and the magnetic circuit system of the driving vibrational system vibration sounding, the vibrational system includes
Outer rim is immobilizated in the vibrating diaphragm of the frame and the voice coil of the driving diaphragm oscillations, the vibrating diaphragm include sound film and be set to
The top dome in sound film middle position, the sound film include for holding at the top of the intermediate of the top dome, around the centre
Connection at the top of the ring portion of top dome portion setting and the connection intermediate with the ring portion and for holding the voice coil
Portion, the position that the interconnecting piece corresponds to the voice coil, which is equipped with to the direction far from the voice coil, to be recessed the appearance glue portion to be formed.
Preferably, the top dome and the appearance glue portion interval are arranged.
Preferably, the cross section for holding glue portion is in the rectangle of openings at one side.
Preferably, the opening width for holding glue portion is less than the width of the voice coil.
Preferably, the cross section for holding glue portion is arc-shaped.
Preferably, the curved opening width for holding glue portion is less than the width of the voice coil.
Preferably, the magnetic circuit system includes magnetic bowl, group assigned in the magnetic in the magnetic bowl with the magnetic bowl-type at magnetic gap
Steel and the pole piece for being attached at the magnet steel, voice coil one end are immobilizated in the sound film, and the other end is suspended in the magnetic gap
It is interior.
Preferably, the loudspeaker further includes the front cover with frame cooperation, is equipped with opening portion among the front cover.
Compared with the relevant technologies, the loudspeaker of the utility model use at the top of the intermediate of the sound film with it is described
Glue portion is held in setting between ring portion, can increase charging capacity, so that the adhesive force for improving glue keeps structural strength high, increases voice coil
Pulling force stable connection, and since the appearance glue portion is abutted with the top dome, while the displacement of top dome can be limited, described in guarantee
The concentricity of top dome and the sound film improves vibration sounding effect, has better acoustical behavior.
[Detailed description of the invention]
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is the utility model loadspeaker structure figure；
Fig. 2 is the exploded view of the utility model loudspeaker；
Fig. 3 is the Section A-A cross-sectional view of the loudspeaker of the utility model embodiment one；
Fig. 4 is the enlarged drawing of B area in Fig. 3；
Fig. 5 is the Section A-A cross-sectional view of the loudspeaker of the utility model embodiment two；
Fig. 6 is the enlarged drawing in the region B ' in Fig. 5.
[specific embodiment]
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
All other embodiment obtained, fall within the protection scope of the utility model.
Embodiment one:
Also referring to Fig. 1, Fig. 2 and Fig. 3, the loudspeaker 100 includes frame 1, front cover 2, vibrational system 3 and magnetic circuit
System 4.
The frame 1 has accommodating space, for accommodating the vibrational system 3 and the magnetic circuit system 4.
The front cover 2 is used to cooperate with the frame 1, and the front cover 2 is equipped with an opening portion 21, and the opening portion 21 is used
In the vibration sounding effect for conducting the loudspeaker 100.
The vibrational system 3 includes the vibrating diaphragm 31 and the driving vibration of vibrating diaphragm 31 hair that outer rim is immobilizated in the frame 1
The voice coil 32 of sound, the vibrating diaphragm 31 are fixedly connected with the voice coil 32, and the vibrating diaphragm 31 includes sound film 311 and is set to described
The top dome 312 in 311 middle position of sound film, the sound film 311 include for holding 3111 at the top of the intermediate of the top dome 312,
It surround the ring portions 3112 of 3111 settings at the top of the intermediate and sets the connection intermediate top 3111 and the ring
The position of portion 3112 and the interconnecting piece 3113 for being used to hold the voice coil 32, the corresponding voice coil 32 of interconnecting piece 3113 is equipped with
It is recessed the appearance glue portion 31131 to be formed to the direction far from the voice coil.
Referring to Fig. 4, the appearance glue portion 31131 is located at 32 top of voice coil, the appearance glue portion 31131 and the voice coil
32 paste fixation by glue, and the cross section for holding glue portion 31131 is in the rectangle of openings at one side, by the sound film 311
The appearance glue portion 31131 is arranged in the link position opposite with the voice coil 32, can increase charging capacity, while can preferably control
Glue water track reduces the ring portion so that glue is not easy to spill over outside at the ring portion 3112 of the sound film 311
The risk of 3112 glue pollution, and since the charging capacity for holding glue portion 31131 increases, glue can be increased to the voice coil
Adhesive force between 32 and the sound film 311, to increase the voice coil 32 to the driving force of the sound film 311.
The top dome 312 is arranged with the appearance glue portion 31131 interval, can be to the ball by the appearance glue portion 31131
The displacement on top 312 is limited, to guarantee the concentricity of the top dome 312 and the sound film 311, improves vibration sounding effect
Fruit has better acoustical behavior.
The magnetic circuit system 4 includes magnetic bowl 41, group assigned in the magnetic for forming magnetic gap in the magnetic bowl 41 with the magnetic bowl 41
Steel 42 and the pole piece 43 for being attached at the magnet steel 42,32 one end of the voice coil are immobilizated in the sound film 311, and the other end is suspended in
In the magnetic gap, by the electromagnetic induction active force of the magnetic bowl 41 and the magnet steel 42 between the magnetic gap, institute is given
It states voice coil 32 and a driving force is provided, drive the voice coil 32 to move back and forth, to drive 31 vibration sounding of sound film.
Embodiment two:
Fig. 5 and Fig. 6 are please referred to, compared with embodiment one, the cross section in glue portion 31131 is held described in the present embodiment
Shape is different from the shape of cross section in appearance glue portion 31131 in embodiment one.
Please refer to Fig. 4 and Fig. 6, in embodiment one: the cross section for holding glue portion 31131 is in the square of openings at one side
Shape, the opening width for holding glue portion 31131 are less than the width of the voice coil 32；In the present embodiment: the appearance glue portion 31131
Cross section is arc-shaped, and the curved opening width for holding glue portion 31131 is less than the width of the voice coil 32.
Compared with the relevant technologies, the loudspeaker of the utility model use at the top of the intermediate of the sound film with it is described
Glue portion is held in setting between ring portion, can increase charging capacity, so that the adhesive force for improving glue keeps structural strength high, increases voice coil
Pulling force stable connection, and since the appearance glue portion is abutted with the top dome, while the displacement of top dome can be limited, described in guarantee
The concentricity of top dome and the sound film improves vibration sounding effect, has better acoustical behavior.
Above-described is only the embodiments of the present invention, it should be noted here that for the ordinary skill of this field
For personnel, without departing from the concept of the present invention, improvement can also be made, but these belong to it is practical
Novel protection scope.
Claims (8)
1. a kind of loudspeaker, including with accommodating space frame, be set to described in the vibrational system and driving of the frame
The magnetic circuit system of vibrational system vibration sounding, the vibrational system include vibrating diaphragm and the driving institute that outer rim is immobilizated in the frame
State the voice coil of diaphragm oscillations, it is characterised in that: the vibrating diaphragm includes sound film and the top dome for being set to sound film middle position,
The sound film includes for holding the ring portion and company that are arranged at the top of the intermediate of the top dome, at the top of the intermediate
The interconnecting piece at the top of the intermediate with the ring portion and for holding the voice coil is connect, the interconnecting piece corresponds to the voice coil
Position be equipped with to the direction far from the voice coil and be recessed the appearance glue portion to be formed.
2. loudspeaker according to claim 1, it is characterised in that: the top dome and the appearance glue portion interval are arranged.
3. loudspeaker according to claim 2, it is characterised in that: the cross section for holding glue portion is in the square of openings at one side
Shape.
4. loudspeaker according to claim 3, it is characterised in that: the opening width for holding glue portion is less than the voice coil
Width.
5. loudspeaker according to claim 2, it is characterised in that: the cross section for holding glue portion is arc-shaped.
6. loudspeaker according to claim 5, it is characterised in that: the curved opening width for holding glue portion is less than the sound
The width of circle.
7. loudspeaker according to claim 1, it is characterised in that: the magnetic circuit system includes magnetic bowl, group assigned in the magnetic
At the magnet steel of magnetic gap and it is attached at the pole piece of the magnet steel with the magnetic bowl-type in bowl, described voice coil one end is immobilizated in described
Sound film, the other end are suspended in the magnetic gap.
8. loudspeaker according to claim 1, it is characterised in that: the loudspeaker further includes before cooperating with the frame
Lid, the front cover centre are equipped with opening portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821262616.6U CN208638659U (en) | 2018-08-06 | 2018-08-06 | Loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821262616.6U CN208638659U (en) | 2018-08-06 | 2018-08-06 | Loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208638659U true CN208638659U (en) | 2019-03-22 |
Family
ID=65740644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821262616.6U Expired - Fee Related CN208638659U (en) | 2018-08-06 | 2018-08-06 | Loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208638659U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110248289A (en) * | 2019-04-19 | 2019-09-17 | 瑞声科技(新加坡)有限公司 | Acoustical generator |
| CN110913314A (en) * | 2019-11-29 | 2020-03-24 | 江苏裕成电子有限公司 | High-bubble embedded sound film and loudspeaker |
| WO2022000777A1 (en) * | 2020-07-02 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Sound production device |
| WO2022110462A1 (en) * | 2020-11-30 | 2022-06-02 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| WO2024000677A1 (en) * | 2022-06-30 | 2024-01-04 | 瑞声光电科技(常州)有限公司 | Sound production device |
-
2018
- 2018-08-06 CN CN201821262616.6U patent/CN208638659U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110248289A (en) * | 2019-04-19 | 2019-09-17 | 瑞声科技(新加坡)有限公司 | Acoustical generator |
| CN110913314A (en) * | 2019-11-29 | 2020-03-24 | 江苏裕成电子有限公司 | High-bubble embedded sound film and loudspeaker |
| WO2022000777A1 (en) * | 2020-07-02 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Sound production device |
| WO2022110462A1 (en) * | 2020-11-30 | 2022-06-02 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| WO2024000677A1 (en) * | 2022-06-30 | 2024-01-04 | 瑞声光电科技(常州)有限公司 | Sound production device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190322 Termination date: 20210806 |