CN208638647U - Loudspeaker mould group - Google Patents
Loudspeaker mould group Download PDFInfo
- Publication number
- CN208638647U CN208638647U CN201821255961.7U CN201821255961U CN208638647U CN 208638647 U CN208638647 U CN 208638647U CN 201821255961 U CN201821255961 U CN 201821255961U CN 208638647 U CN208638647 U CN 208638647U
- Authority
- CN
- China
- Prior art keywords
- vibrating diaphragm
- voice coil
- ring
- mould group
- loudspeaker mould
- 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)
- Diaphragms For Electromechanical Transducers (AREA)
Abstract
The loudspeaker mould group of the utility model includes the frame with accommodation space, the magnetic circuit system being contained in the frame and vibrational system, the vibrational system includes vibrating diaphragm and the voice coil for driving the diaphragm oscillations, the vibrating diaphragm includes the second vibrating diaphragm of the first vibrating diaphragm being arranged at the top of the voice coil and the support voice coil that the voice coil bottom is arranged in, the vibrational system further include be set to the voice coil bottom with the folded elastic supporting plate set of second vibrating diaphragm, be folded with strengthening course between second vibrating diaphragm and the elastic supporting plate.The loudspeaker mould group of the utility model improves the unfailing performance of product it is possible to prevente effectively from the problem of vibrational system waves and influences properties of product, increases the stability of vibrational system.
Description
Technical field
The utility model relates to electroacoustic conversion art more particularly to a kind of loudspeaker mould groups.
Background technique
With the arrival of mobile internet era, the quantity of Intelligent mobile equipment constantly rises.And in numerous mobile devices
Among, mobile phone is undoubtedly most common, most portable mobile terminal device.Currently, the function and its multiplicity of mobile phone, one of them is just
It is the music function of high-quality, and the loudspeaker in mobile phone is one of the necessary condition for realizing this high-quality music function.
The magnetic circuit of loudspeaker mould group generally includes frame, is housed in frame vibrational system and driving vibrational system vibration
System, vibrational system generally includes vibrating diaphragm and drives the voice coil of diaphragm oscillations, but loudspeaker mould biggish for Oscillation Amplitude
Group usually has the problem of vibrational system is waved.
Therefore, it is really necessary to provide the new loudspeaker mould group of one kind to solve the above problems.
Utility model content
The utility model in order to solve the above technical problems, and a kind of loudspeaker mould group is provided, can effectively solve existing
The problem of technology vibrational system is waved improves the unfailing performance of product.
Concrete scheme is to provide a kind of loudspeaker mould group comprising has the frame of accommodation space, is contained in the frame
Interior magnetic circuit system and vibrational system, which is characterized in that the vibrational system includes vibrating diaphragm and the sound for driving the diaphragm oscillations
Circle, the vibrating diaphragm include the first vibrating diaphragm being arranged at the top of the voice coil and the support voice coil that the voice coil bottom is arranged in
The second vibrating diaphragm, the vibrational system further include be set to the voice coil bottom with the folded resilient support set of second vibrating diaphragm
Plate is folded with strengthening course between second vibrating diaphragm and the elastic supporting plate.
Preferably, first vibrating diaphragm includes the first ring of centrally located top dome and the circular top dome, the sound
Circle is connected to the top dome bottom.
Preferably, the elastic supporting plate include the outer ring being connected with the frame, the inner ring being connected with the voice coil and
Connect the elastic joint part of the outer ring and inner ring.
Preferably, second vibrating diaphragm include the outer edge being connected with the outer ring, the inward flange that is connected with the inner ring
With the second ring for connecting the outer edge and the inward flange.
Preferably, the strengthening course includes that the outer strengthening course being arranged between the outer ring and the outer edge and setting exist
Interior strengthening course between the inner ring and the inward flange.
Preferably, the outer strengthening course and the interior strengthening course are concentric circular ring structure.
Preferably, first ring is opposite with the bending direction of second ring.
Preferably, first ring is prominent, second folding from the top dome to separate second vibrating diaphragm direction
Ring is prominent from the outer edge and the inward flange to separate first vibrating diaphragm direction.
Preferably, the elastic supporting plate is flexible circuit board.
The loudspeaker mould group of the utility model includes the frame with accommodation space, the magnetic circuit system being contained in the frame
System and vibrational system, the vibrational system include vibrating diaphragm and the voice coil for driving the diaphragm oscillations, and the vibrating diaphragm includes that setting exists
Second vibrating diaphragm of the first vibrating diaphragm and the support voice coil that the voice coil bottom is set at the top of the voice coil, the vibration system
System further include be set to the voice coil bottom with the folded elastic supporting plate set of second vibrating diaphragm, second vibrating diaphragm with it is described
Strengthening course is folded between elastic supporting plate.The loudspeaker mould group of the utility model is it is possible to prevente effectively from vibrational system is waved and shadow
The problem of ringing properties of product, increases the stability of vibrational system, improves the unfailing performance of product.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model loudspeaker mould group
Fig. 2 is the decomposition texture schematic diagram of the utility model loudspeaker mould group；
Fig. 3 is cross-sectional view of the utility model loudspeaker mould group along line A-A shown in Fig. 1.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
As depicted in figs. 1 and 2, the utility model provides a kind of loudspeaker mould group 100, including vibrational system 1, magnetic circuit system
System 2, the frame 3 for accommodating fixed vibrational system 1 and magnetic circuit system 2.
Vibrational system 1 includes vibrating diaphragm, drives the voice coil 12 of diaphragm oscillations and be set to the resilient support of 12 bottom of voice coil
Plate 14.What voice coil 12 was entwined by voice coil leads.Vibrating diaphragm includes that the first vibrating diaphragm 11 that 12 top of voice coil is arranged in and setting exist
Second vibrating diaphragm 13 of 12 bottom of voice coil support voice coil 12.Second vibrating diaphragm 13 passes through elastic supporting plate 14 and 3 phase of voice coil 12 and frame
Even.Elastic supporting plate 14 and the folded setting of the second vibrating diaphragm 13.
First vibrating diaphragm 11 includes top dome 112 and the cricoid ring 111 around top dome 112.Specifically in the present embodiment,
Top dome 112 and ring 111 are separate structure, and top dome 112 is sticked in the bottom of ring 111, and the upper surface of voice coil 12 is connected to ball
Bottom of the top 112 close to 111 side of ring.Ring 111 is raised from top dome to separate second vibrating diaphragm, 13 direction.Certainly, can
In the other embodiments of selection, top dome 112 also be can be set at the top of ring 111, and top dome 112 and ring 111 can also be with
It is structure as a whole, can be implemented.
Elastic supporting plate 14 includes the outer ring 141 being connected with frame 3, the inner ring 142 being connected with voice coil 12 and connect outer ring
141 with the elastic joint part 143 of inner ring 142.
Second vibrating diaphragm 13 includes the connected outer edge 1311 in outer ring 141, the inward flange 1312 being connected with inner ring 142, connect
Second ring 131 of outer edge 1311 and inward flange 1312 and respectively with outer edge 1311 and inward flange 1312 to the benefit being sticked
Strong layer 132.
As shown in figure 3, strengthening course 132 is arranged between the second ring 131 and elastic supporting plate 14.For increasing by the second folding
The distance between ring 131 and elastic supporting plate 14 avoid the second ring from touching during voice coil vibrations with elastic supporting plate generation
It hits.Specifically, strengthening course 132 is including the outer strengthening course 1321 being arranged between outer ring 141 and outer edge 1311 and setting
Interior strengthening course 1322 between circle 142 and inward flange 1312.Outer strengthening course 1321 is concentric annulus knot with interior strengthening course 1322
Structure.
Elastic supporting plate 14 is specially flexible circuit board FPC (Flexible Printed Circuit), under voice coil 12
Surface is arranged on elastic supporting plate 14, and elastic supporting plate 14 both plays the role of supporting voice coil 12, while playing realization voice coil
12 effects being electrically connected.Further, elastic supporting plate 14 further include from outer ring 141 to frame bottom direction extend for
Realize the conducting end 144 being electrically connected in outside.
Frame 3 includes assembling upper frame 31 and lower frame 32 together, and the first vibrating diaphragm 11 is sticked in upper frame 31, and second
Vibrating diaphragm 13 is fixed in lower frame 32 by flexible fastening plate 14.
Magnetic circuit system 2 includes magnet steel 21, the pole piece 22 being sticked on magnet steel 21 and the magnetic for accommodating magnet steel 21 and pole piece 22
Bowl 23.Magnet steel 21 is permanent magnet, is arranged inside magnetic bowl 23, and pole piece 22 is made of permeability magnetic material, is attached to the surface of magnet steel 21,
For playing the role of magnetic conduction, magnetic field is converged, the magnetic induction performance of product is improved.
Specifically, magnetic bowl 23 is cricoid covering plate structure, sandwiched is fixed between frame 31 and lower frame 32.And with
The accommodating space of magnet steel 21 and pole piece 22 is formed between lower frame 31.Sandwiched fixes bullet between the edge of magnetic bowl 23 and lower frame 32
On the outer ring 141 of property support plate 14.
Magnetic gap is formed between magnet steel 21 and magnetic bowl 23.Voice coil 12 is inserted into the magnetic gap, during the energization between magnetic
Stress in gap drives the first vibrating diaphragm 11 and the second vibrating diaphragm 13 to vibrate along the vertical direction.
The loudspeaker mould group of the utility model includes the frame with accommodation space, the magnetic circuit system being contained in the frame
System and vibrational system, the vibrational system include vibrating diaphragm and the voice coil for driving the diaphragm oscillations, and the vibrating diaphragm includes that setting exists
Second vibrating diaphragm of the first vibrating diaphragm and the support voice coil that the voice coil bottom is set at the top of the voice coil, the vibration system
System further include be set to the voice coil bottom with the folded elastic supporting plate set of second vibrating diaphragm, second vibrating diaphragm with it is described
Strengthening course is folded between elastic supporting plate.The loudspeaker mould group of the utility model is it is possible to prevente effectively from vibrational system is waved and shadow
The problem of ringing properties of product, increases the stability of vibrational system, improves the unfailing performance of product.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (9)
1. a kind of loudspeaker mould group comprising have frame, the magnetic circuit system being contained in the frame and the vibration of accommodation space
Dynamic system, which is characterized in that the vibrational system includes vibrating diaphragm and the voice coil for driving the diaphragm oscillations, and the vibrating diaphragm includes setting
It sets the first vibrating diaphragm at the top of the voice coil and the second vibrating diaphragm of the support voice coil of the voice coil bottom, the vibration is set
Dynamic system further include be set to the voice coil bottom with the folded elastic supporting plate set of second vibrating diaphragm, second vibrating diaphragm with
Strengthening course is folded between the elastic supporting plate.
2. loudspeaker mould group according to claim 1, which is characterized in that first vibrating diaphragm includes centrally located top dome
With the first ring around the top dome, the voice coil is connected to the top dome bottom.
3. loudspeaker mould group according to claim 2, which is characterized in that the elastic supporting plate includes and the frame phase
Outer ring even, the inner ring being connected with the voice coil and the elastic joint part for connecting the outer ring and inner ring.
4. loudspeaker mould group according to claim 3, which is characterized in that second vibrating diaphragm includes being connected with the outer ring
Outer edge, the inward flange that is connected with the inner ring and connect the second ring of the outer edge Yu the inward flange.
5. loudspeaker mould group according to claim 4, which is characterized in that the strengthening course include setting the outer ring with
Outer strengthening course between the outer edge and the interior strengthening course being arranged between the inner ring and the inward flange.
6. loudspeaker mould group according to claim 5, which is characterized in that the outer strengthening course and the interior strengthening course are same
The circular ring structure of the heart.
7. loudspeaker mould group according to claim 4, which is characterized in that first ring is curved with second ring
It is bent contrary.
8. loudspeaker mould group according to claim 7, which is characterized in that first ring is from the top dome to separate
Second vibrating diaphragm direction is prominent, and second ring is from the outer edge and the inward flange to far from first vibrating diaphragm
Direction is prominent.
9. loudspeaker mould group according to claim 1, which is characterized in that the elastic supporting plate is flexible circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821255961.7U CN208638647U (en) | 2018-08-05 | 2018-08-05 | Loudspeaker mould group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821255961.7U CN208638647U (en) | 2018-08-05 | 2018-08-05 | Loudspeaker mould group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208638647U true CN208638647U (en) | 2019-03-22 |
Family
ID=65741351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821255961.7U Expired - Fee Related CN208638647U (en) | 2018-08-05 | 2018-08-05 | Loudspeaker mould group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208638647U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113423045A (en) * | 2021-06-09 | 2021-09-21 | 歌尔股份有限公司 | Loudspeaker diaphragm, loudspeaker diaphragm preparation method and sound production device |
| CN113423046A (en) * | 2021-06-09 | 2021-09-21 | 歌尔股份有限公司 | Loudspeaker diaphragm, loudspeaker diaphragm preparation method and sound production device |
| WO2022000632A1 (en) * | 2020-06-30 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Flexible circuit board and loudspeaker |
| WO2022006976A1 (en) * | 2020-07-08 | 2022-01-13 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
-
2018
- 2018-08-05 CN CN201821255961.7U patent/CN208638647U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022000632A1 (en) * | 2020-06-30 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Flexible circuit board and loudspeaker |
| WO2022006976A1 (en) * | 2020-07-08 | 2022-01-13 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| CN113423045A (en) * | 2021-06-09 | 2021-09-21 | 歌尔股份有限公司 | Loudspeaker diaphragm, loudspeaker diaphragm preparation method and sound production device |
| CN113423046A (en) * | 2021-06-09 | 2021-09-21 | 歌尔股份有限公司 | Loudspeaker diaphragm, loudspeaker diaphragm preparation method and sound production device |
| WO2022257782A1 (en) * | 2021-06-09 | 2022-12-15 | 歌尔股份有限公司 | Vibrating diaphragm for loudspeaker, preparation method for vibrating diaphragm for loudspeaker, and sound generating 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: 20210805 |