CN208638629U - Loudspeaker mould group - Google Patents
Loudspeaker mould group Download PDFInfo
- Publication number
- CN208638629U CN208638629U CN201821251544.5U CN201821251544U CN208638629U CN 208638629 U CN208638629 U CN 208638629U CN 201821251544 U CN201821251544 U CN 201821251544U CN 208638629 U CN208638629 U CN 208638629U
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- CN
- China
- Prior art keywords
- frame
- vibrating diaphragm
- upper cover
- side wall
- mould group
- 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 loudspeaker mould group of the utility model includes having the frame of accommodation space, lid connects the upper cover in frame, the magnetic circuit system and vibrational system being contained in frame, vibrational system includes the voice coil of vibrating diaphragm and driving diaphragm oscillations, frame includes the side wall for surrounding accommodation space, vibrating diaphragm is attached on side wall, upper cover includes the clinch that main part and main body extend to the bending of frame direction, clinch is fixed on side wall and fixes vibrating diaphragm with side wall, sidewall edge is provided with to the barricade extended far from vibrating diaphragm direction, the edge of clinch is connected on barricade, the four corners of barricade are provided with the buckle extended to the main part direction of upper cover, connect and fix the clinch of upper cover.The loudspeaker mould group of the utility model is arranged on the barricade of frame connects and fixes upper cover, can effectively solve the problems, such as that upper cover is fixed, and no setting is required scalds point and fixed column, structure are simple, is fixed conveniently, high reliablity.
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.
Loudspeaker mould group generally includes frame, upper cover, the vibrational system being housed in frame and driving vibrational system vibration
Magnetic circuit system, frame and upper cover are adhesively fixed by glue, further, in order to which the fixation for improving frame and upper cover is reliable
Property, it is also necessary to fixed column is set in frame, fixation hole is set in upper cover, upper cover and frame cooperate admittedly by scalding point
Fixed, structure is more complicated, and installation is not easy and reliability is low.
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 that technology upper cover and frame are fixed, improves the unfailing performance of product.
Concrete scheme is to provide a kind of loudspeaker mould group comprising frame, lid with accommodation space connect in the frame
On upper cover, the magnetic circuit system that is contained in the frame and vibrational system, the vibrational system includes described in vibrating diaphragm and driving
The voice coil of diaphragm oscillations, the frame include the side wall for surrounding accommodation space, and the vibrating diaphragm is attached on the side wall, it is described on
Lid includes main part and the clinch that bending extends from the main part to frame direction, and the clinch is fixed on the side wall
The vibrating diaphragm above and with the side wall is fixed, the sidewall edge is provided with to the barricade extended far from vibrating diaphragm direction, described to take
The edge of socket part is connected on the barricade, and the barricade is provided with the main part to the upper cover far from the side of the vibrating diaphragm
The buckle that direction extends, the clinch for connecting and fixing the upper cover.
Preferably, there are four the buckle is total to, the four corners of the frame are separately positioned on.
Preferably, the vibrating diaphragm includes the ring of centrally located top dome and the circular top dome, the vibrational system
It further include the elastic supporting plate for being used to support the ring, the frame and the fixed vibrating diaphragm of the upper cover sandwiched.
Preferably, the elastic supporting plate includes the outer ring being connected respectively with the two sides of ring, inner ring and connect institute
State the elastic joint part of outer ring and inner ring.
Preferably, the outer ring is fixed on the side wall of the frame, and the voice coil is connected in the inner ring, the folding
Ring, which is sticked, deviates from the side of the voice coil in the elastic supporting plate.
Preferably, the top dome, which is sticked, deviates from a side surface of the elastic supporting plate in the ring.
Preferably, the frame further includes being located at frame four corners to extend from the side wall to far from the vibrating diaphragm direction
Fixed part.
Preferably, the magnetic circuit system includes magnetic bowl and the magnet steel that is housed in the magnetic bowl, and the magnetic bowl includes bottom plate
With the side plate extended from bottom plate bending, the bottom of the side wall is arranged in the side plate and sandwiched is fixed on adjacent two and fixes
Between portion.
Preferably, the magnetic circuit system further includes the pole piece being sticked on the magnet steel.
The loudspeaker mould group of the utility model include the frame with accommodation space, lid connect upper cover in the frame,
The magnetic circuit system and vibrational system being contained in the frame, the vibrational system include vibrating diaphragm and the driving diaphragm oscillations
Voice coil, the frame include the side wall for surrounding accommodation space, and the vibrating diaphragm is attached on the side wall, and the upper cover includes main body
Portion and from the main part to frame direction bending extend clinch, the clinch be fixed on the side wall and with it is described
The fixed vibrating diaphragm of side wall, the sidewall edge are provided with to the barricade extended far from vibrating diaphragm direction, the edge of the clinch
It is connected on the barricade, the four corners of the barricade are provided with the buckle extended to the main part direction of the upper cover, described
Connect and fix the clinch of the upper cover.Buckle clamping is arranged in the loudspeaker mould group of the utility model on the barricade of frame
Fixed cover can effectively solve the problems, such as that upper cover is fixed, and no setting is required scalds point and fixed column, structure are simple, is fixed conveniently, can
By property height.
Detailed description of the invention
Fig. 1 is the decomposition texture schematic diagram of the utility model loudspeaker mould group；
Fig. 2 is the combining structure schematic diagram of the utility model loudspeaker mould group；
Fig. 3 is the cross-sectional view of the line A-A along Fig. 2.
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
The upper cover 4 that system 2, the frame 3 for accommodating fixed vibrational system 1 and magnetic circuit system 2 and lid are located in frame 3.
Vibrational system 1 includes vibrating diaphragm 11 and the voice coil 12 for driving the vibration of vibrating diaphragm 11.Voice coil 12 is entwined by voice coil leads
's.Vibrating diaphragm 11 includes top dome 111 and the cricoid ring 112 around top dome 111.Vibrational system 1 further includes being used to support ring
112 elastic supporting plate 13.
In the present embodiment, top dome 111 and ring are separate structure, and top dome 111 is sticked in the top of ring 112, bullet
The bottom of ring 112 is arranged in property support plate 13, and the upper surface of voice coil 12 is connected to the bottom of elastic supporting plate 13.Certainly, exist
In selectable other embodiments, top dome 111 also be can be set in the bottom of ring, and top dome 111 and ring may be one
Body structure, can be implemented.
Elastic supporting plate 13 includes outer ring 131, inner ring 132 and the elastic joint part 133 for connecting outer ring 131 and inner ring 132.
Ring 112 is cyclic structure, and the upper surface of elastic supporting plate 13 is arranged in, and both sides of the edge are outer with elastic supporting plate 13 respectively
Ring 131 is connected with inner ring 132.
Frame 3 includes the side wall 31 for surrounding accommodation space, and outer ring 131 is connected to the upper surface of side wall 31, and voice coil 12 abuts
In the lower surface of inner ring 132.During the energization, voice coil receives Lorentz force driving elastic supporting plate 13 and vibrating diaphragm 11 is driven to vibrate
Sounding.
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 includes the main magnet steel 211 positioned at magnetic bowl center and the secondary magnet steel 212 around main magnet steel 211, wherein main magnet steel
211 be rectangle permanent magnet, the center of magnetic bowl 23 is arranged in, secondary magnet steel 212 is the bar magnet that main 211 side of magnet steel is arranged in.
Pole piece 22 is made of permeability magnetic material, including being attached to the main pole core 221 on the surface of main magnet steel 211 and being attached to the secondary magnet steel
The cyclic annular consequent pole core 222 on 212 surfaces, pole piece 22 play the role of magnetic conduction, converge magnetic field, improve the magnetic induction performance of product.Magnetic bowl
23 include bottom plate 231 and the side plate 232 from the bending extension of bottom plate 231.Magnetic gap is formed between main magnet steel 211 and secondary magnet steel 212.
Voice coil 12 is inserted into the magnetic gap, during the energization the stress in magnetic gap, and driving vibrating diaphragm 11 vibrates along the vertical direction.
Frame 3 further includes the four corners positioned at frame from side wall 31 to the fixed part 32 extended far from 11 direction of vibrating diaphragm.It is logical
Cross the contact that fixed part 32 realizes loudspeaker mould group with extraneous stationary plane.The bottom of side wall 31 is arranged in the side plate 232 of magnetic bowl 23
And sandwiched is fixed between adjacent two fixed part 32.
As shown in figure 3, upper cover 4 includes the clinch 42 that main part 41 and main body 41 extend to the bending of 3 direction of frame,
Clinch 42 is fixed on side wall 31 and fixes vibrating diaphragm 11 and elastic supporting plate 13 with 31 sandwiched of side wall.Main part 41 and clinch
42 can be structure as a whole, or separate structure is specifically in the present embodiment separate structure, 41 one of main part
It is moulded in clinch 42.
The edge of side wall 31 is provided with to the barricade 33 extended far from vibrating diaphragm direction, and the edge of clinch 42 abuts barricade 33
Interval setting, the four corners of barricade 33 are provided with the buckle 331 extended to 41 direction of main part of upper cover 4, and 331 clamping of buckle is solid
Determine the clinch 42 of upper cover 4.Specifically in the present embodiment, there are four buckle 331 is total to, the four corners of frame 3 are separately positioned on,
In selectable other embodiments, buckle 331 can also only be arranged two, and two that 4 four corners of upper cover are arranged in are diagonal
Position, and can be implemented, it is of course also possible to three or the other quantity more than four be arranged, in other selectable realities
It applies in mode, buckle 331 can also be not arranged in quadrangle, but the edge of upper cover 4 is arranged in, as long as can be realized upper cover 4
It is that can be implemented with connecting and fixing for frame 3.
The loudspeaker mould group of the utility model include the frame with accommodation space, lid connect upper cover in the frame,
The magnetic circuit system and vibrational system being contained in the frame, the vibrational system include vibrating diaphragm and the driving diaphragm oscillations
Voice coil, the frame include the side wall for surrounding accommodation space, and the vibrating diaphragm is attached on the side wall, and the upper cover includes main body
Portion and from the main part to frame direction bending extend clinch, the clinch be fixed on the side wall and with it is described
The fixed vibrating diaphragm of side wall, the sidewall edge are provided with to the barricade extended far from vibrating diaphragm direction, the edge of the clinch
It is connected on the barricade, the four corners of the barricade are provided with the buckle extended to the main part direction of the upper cover, described
Connect and fix the clinch of the upper cover.Buckle clamping is arranged in the loudspeaker mould group of the utility model on the barricade of frame
Fixed cover can effectively solve the problems, such as that upper cover is fixed, and no setting is required scalds point and fixed column, structure are simple, is fixed conveniently, can
By property height.
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 the frame of accommodation space, lid to connect the upper cover in the frame, be contained in institute
State the magnetic circuit system and vibrational system in frame, which is characterized in that the vibrational system includes vibrating diaphragm and the vibrating diaphragm is driven to shake
Dynamic voice coil, the frame include the side wall for surrounding accommodation space, and the vibrating diaphragm is attached on the side wall, and the upper cover includes
Main part and from the main part to frame direction bending extend clinch, the clinch be fixed on the side wall and with
The fixed vibrating diaphragm of the side wall, the sidewall edge are provided with to the barricade extended far from vibrating diaphragm direction, the clinch
Edge is connected on the barricade, and the barricade, which is provided with far from the side of the vibrating diaphragm to the main part direction of the upper cover, to be prolonged
The buckle stretched, the clinch for connecting and fixing the upper cover.
2. loudspeaker mould group according to claim 1, which is characterized in that there are four the buckle is total, be separately positioned on institute
State the four corners of frame.
3. loudspeaker mould group according to claim 1, which is characterized in that the vibrating diaphragm include centrally located top dome and
Around the ring of the top dome, the vibrational system further includes the elastic supporting plate for being used to support the ring, the elasticity branch
Fagging and the fixed vibrating diaphragm of the upper cover sandwiched.
4. loudspeaker mould group according to claim 3, which is characterized in that the elastic supporting plate include respectively with ring
The elastic joint part of outer ring, inner ring and the connection outer ring and inner ring that two sides are connected.
5. loudspeaker mould group according to claim 4, which is characterized in that the outer ring is fixed on the side wall of the frame
On, the voice coil is connected in the inner ring, and the ring, which is sticked, deviates from the side of the voice coil in the elastic supporting plate.
6. loudspeaker mould group according to claim 5, which is characterized in that the top dome is sticked in the ring away from described
One side surface of elastic supporting plate.
7. loudspeaker mould group according to claim 1, which is characterized in that the frame further includes being located at frame four corners certainly
The fixed part that the side wall extends to the separate vibrating diaphragm direction.
8. loudspeaker mould group according to claim 7, which is characterized in that the magnetic circuit system includes magnetic bowl and is housed in institute
The magnet steel in magnetic bowl is stated, the magnetic bowl includes bottom plate and the side plate from bottom plate bending extension, and the side plate is arranged described
The bottom of side wall and sandwiched is fixed between adjacent two fixed part.
9. loudspeaker mould group according to claim 8, which is characterized in that the magnetic circuit system further includes being sticked in the magnetic
Pole piece on steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821251544.5U CN208638629U (en) | 2018-08-03 | 2018-08-03 | Loudspeaker mould group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821251544.5U CN208638629U (en) | 2018-08-03 | 2018-08-03 | Loudspeaker mould group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208638629U true CN208638629U (en) | 2019-03-22 |
Family
ID=65739665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821251544.5U Expired - Fee Related CN208638629U (en) | 2018-08-03 | 2018-08-03 | Loudspeaker mould group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208638629U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111405428A (en) * | 2019-12-27 | 2020-07-10 | 瑞声科技(新加坡)有限公司 | Sound production device |
| WO2022007172A1 (en) * | 2020-07-06 | 2022-01-13 | 瑞声声学科技(深圳)有限公司 | Sound generating device |
-
2018
- 2018-08-03 CN CN201821251544.5U patent/CN208638629U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111405428A (en) * | 2019-12-27 | 2020-07-10 | 瑞声科技(新加坡)有限公司 | Sound production device |
| CN111405428B (en) * | 2019-12-27 | 2021-07-09 | 瑞声科技(新加坡)有限公司 | Sound production device |
| WO2022007172A1 (en) * | 2020-07-06 | 2022-01-13 | 瑞声声学科技(深圳)有限公司 | 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 |