CN208638596U - Loudspeaker mould group - Google Patents
Loudspeaker mould group Download PDFInfo
- Publication number
- CN208638596U CN208638596U CN201821246215.1U CN201821246215U CN208638596U CN 208638596 U CN208638596 U CN 208638596U CN 201821246215 U CN201821246215 U CN 201821246215U CN 208638596 U CN208638596 U CN 208638596U
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- frame
- ring
- upper cover
- mould group
- loudspeaker mould
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Abstract
The loudspeaker mould group of the utility model includes having the frame of accommodation space, lid connects the upper cover in the frame, the magnetic circuit system and vibrational system being contained in the frame, the vibrational system includes vibrating diaphragm and the voice coil for driving the diaphragm oscillations, the vibrating diaphragm includes centrally located top dome, the fixed part for surrounding the ring of the top dome and extending from the ring far from the top dome side, the frame and the fixed fixed part of the upper cover sandwiched, the fixed part, frame and upper cover are fixed by glue, the upper cover is provided with close to the surface of the frame side to the glue groove being recessed far from the frame direction.The loudspeaker mould group of the utility model is provided with glue groove, can effectively solve the problems, such as that glue overflows extruding vibrating diaphragm and F0 is caused to change, improve the unfailing performance of product.
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, vibrational system generally includes vibrating diaphragm and drives the voice coil of diaphragm oscillations, and vibrating diaphragm fixed by frame and upper cover sandwiched,
However this structure, when installing upper cover, glue is easy to overflow, the glue of spilling, which squeezes the easy vibrating diaphragm that squeezes later, leads to F0's
Variation is very big, influences the acoustical behavior of product.
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
Technology glue, which overflows extruding vibrating diaphragm, causes F0 to change problem, 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 vibrating diaphragm include centrally located top dome, around the ring of the top dome and remote from the ring
From the fixed part that the top dome side extends, the frame and the fixed fixed part of the upper cover sandwiched, the fixed part, basin
Frame and upper cover are fixed by glue, and the upper cover, which is provided with close to the surface of the frame side to far from the frame direction, to be recessed
Glue groove.
Preferably, the ring includes close to the first ring of the top dome and from first ring to far from described
The second ring that top dome direction extends, first ring are opposite with the projected direction of second ring.
Preferably, the vibrating diaphragm includes the upper surface close to the upper cover and the lower surface close to the frame, and described the
One ring is to be recessed to be formed from the upper surface to the lower surface direction, and second ring is from the following table towards described
Upper surface direction protrusion is formed.
Preferably, the glue groove is correspondingly arranged with second ring.
Preferably, the upper cover includes with the spaced main part of the vibrating diaphragm and from the main part edge to described
The clinch that the bending of frame direction extends, the clinch includes the contact surface being mutually sticked with the fixed part of the vibrating diaphragm and connection
The inner surface and the outer surface of the main part and the contact surface.
Preferably, the glue groove is to be recessed to be formed from the inner surface to the outer surface direction.
Preferably, the frame includes the side wall for surrounding the accommodation space, and the upper cover lid connects on the side wall.
Preferably, the side wall is provided with from the edge of the side wall to upper cover direction close to one side surface of upper cover and dashes forward
Limited step out, the outer surface of the upper cover are connected on the limited step.
Preferably, the glue groove is ring-type.
Preferably, the glue groove is continuously arranged.
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 vibrating diaphragm include centrally located top dome, around the top dome ring and from the ring far from the top dome
The fixed fixed part of the fixed part that side extends, the frame and the upper cover sandwiched, the upper cover is close to the frame one
The surface of side is provided with to the glue groove being recessed far from the frame direction.The loudspeaker mould group of the utility model is provided with appearance glue
Slot can effectively solve the problems, such as that glue overflows extruding vibrating diaphragm and F0 is caused to change, improve the unfailing performance of product.
Detailed description of the invention
Fig. 1 is the decomposition texture schematic diagram of the utility model loudspeaker mould group；
Fig. 2 is the cross-sectional view of the utility model loudspeaker mould group；
Fig. 3 is the enlarged drawing of part A shown in Fig. 2；
Fig. 4 is the schematic diagram of front cover in the utility model loudspeaker mould group.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
As shown in Figures 1 to 4, 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 the upper surface 101 close to upper cover 4 and the lower surface 102 close to frame 3.Vibrating diaphragm 11 includes top dome 111, ring
Cricoid ring around top dome 111 and the fixed part 114 that extends from ring far from 111 side of top dome.Ring, which specifically includes, to be leaned on
First ring 112 of nearly top dome 111 and the second ring 113 extended from the first ring 112 to separate 111 direction of top dome,
In the first ring 112 it is opposite with the projected direction of the second ring 113.Specifically in the present embodiment, the first ring 112 is from upper
Surface 101 is recessed to be formed to 102 direction of lower surface, and the second ring 113 is from lower surface 102 to the prominent shape in 101 direction of upper surface
At.Certainly, in selectable other embodiments, the first ring 112 or prominent structure, the second ring 113 can also
Think sunk structure, can be implemented.
In the present embodiment, top dome 111 and ring are separate structure, and top dome 111 is sticked in the top of ring, voice coil 12
Upper surface be connected to the bottom of the first ring 112.Certainly, in selectable other embodiments, top dome 111 can also be set
It sets in the bottom of ring, top dome 111 and ring may be integral structure, can be implemented.
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 rectangle permanent magnet, the center of magnetic bowl 23 is arranged in, pole piece 22 is made of permeability magnetic material, is attached to magnet steel 21
Surface converge magnetic field for playing the role of magnetic conduction, improve the magnetic induction performance of product.Specifically, magnetic bowl 23 includes bottom plate
231 and from bottom plate 231 bending extend side plate 232.Magnetic gap is formed between magnet steel 21 and the side plate 232 of magnetic bowl 23.Voice coil 12
It is inserted into the gap between magnet steel 21 and side plate 232, during the energization the stress in magnetic gap, drives vibrating diaphragm 11 along vertical side
To vibration.
Frame 3 includes the side wall 31 for surrounding accommodation space.The fixed part 114 of vibrating diaphragm 1 is sticked in side wall 31 close to upper cover
On one side surface.The fixed part 114 of frame 3 and the fixed vibrating diaphragm 11 of 4 sandwiched of upper cover.
Upper cover 4 includes prolonging with the spaced main part 41 of vibrating diaphragm 11 and 41 edge of main body to the bending of 3 direction of frame
The clinch 42 stretched.Clinch 42 include the contact surface 421 being sticked with 114 phase of fixed part of vibrating diaphragm 11 and connect main part 41 with
The inner surface 422 of contact surface 421 and outer surface 423.
Glue groove 420 corresponding with the second ring 113 is provided on the clinch 42 of upper cover 4, specifically, glue groove
420 is are laterally away from vibrating diaphragm direction close to inner surface 422 from contact surface 421 and outer surface direction is recessed and to be formed.In this way, pacifying
Lid 4 is loaded onto, is fixed by gluing, the fixed part 114, frame 3 and upper cover 4 are fixed by glue, and extra glue can overflow
Into the glue groove, avoids and flow to the second ring 113 and squeezing vibrating diaphragm influences the F0 of vibrating diaphragm.As shown in figure 4, the glue groove
420 be ring-type, and continuously setting.
Further, loudspeaker mould group further includes integrated injection molding in frame, is led for realizing with what the external world was electrically connected
Electric terminal 5.
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 vibrating diaphragm include centrally located top dome, around the top dome ring and from the ring far from the top dome
The fixed fixed part of the fixed part that side extends, the frame and the upper cover sandwiched, the upper cover is close to the frame one
The surface of side is provided with to the glue groove being recessed far from the frame direction.The loudspeaker mould group of the utility model is provided with appearance glue
Slot can effectively solve the problems, such as that glue overflows extruding vibrating diaphragm and F0 is caused to change, improve 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 (10)
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 vibrating diaphragm include centrally located top dome, around the ring of the top dome and from the ring far from described
The fixed part that top dome side extends, the fixed fixed part of the frame and the upper cover sandwiched, the fixed part, frame with it is upper
Lid is fixed by glue, and the upper cover is provided with close to the surface of the frame side to the appearance glue being recessed far from the frame direction
Slot.
2. loudspeaker mould group according to claim 1, which is characterized in that the ring includes close to the first of the top dome
Ring and the second ring extended from first ring to the separate top dome direction, first ring and described second
The projected direction of ring is opposite.
3. loudspeaker mould group according to claim 2, which is characterized in that the vibrating diaphragm includes the upper table close to the upper cover
The lower surface in face and the close frame, first ring are to be recessed to be formed from the upper surface to the lower surface direction,
Second ring is to be formed from the following table towards upper surface direction protrusion.
4. loudspeaker mould group according to claim 3, which is characterized in that the glue groove is corresponding with second ring to be set
It sets.
5. loudspeaker mould group according to claim 4, which is characterized in that the upper cover includes being arranged with the vibrating diaphragm interval
Main part and from the main part edge to the frame direction bending extend clinch, the clinch include with it is described
The inner surface and the outer surface of contact surface and the connection main part and the contact surface that the fixed part of vibrating diaphragm is mutually sticked.
6. loudspeaker mould group according to claim 5, which is characterized in that the glue groove is from the inner surface to described
Outer surface direction is recessed to be formed.
7. loudspeaker mould group according to claim 6, which is characterized in that the frame includes surrounding the accommodation space
Side wall, the upper cover lid connect on the side wall.
8. loudspeaker mould group according to claim 7, which is characterized in that the side wall is set close to one side surface of upper cover
It is equipped with from the edge of the side wall to upper cover direction limited step outstanding, the outer surface of the upper cover is connected to the limiting stand
On rank.
9. loudspeaker mould group according to claim 1, which is characterized in that the glue groove is ring-type.
10. loudspeaker mould group according to claim 9, which is characterized in that the glue groove is continuously arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821246215.1U CN208638596U (en) | 2018-08-03 | 2018-08-03 | Loudspeaker mould group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821246215.1U CN208638596U (en) | 2018-08-03 | 2018-08-03 | Loudspeaker mould group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208638596U true CN208638596U (en) | 2019-03-22 |
Family
ID=65740545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821246215.1U Active CN208638596U (en) | 2018-08-03 | 2018-08-03 | Loudspeaker mould group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208638596U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110267168A (en) * | 2019-06-03 | 2019-09-20 | 国光电器股份有限公司 | A kind of vibrating diaphragm fixing means of loudspeaker and this kind of loudspeaker |
| CN110300341A (en) * | 2019-06-25 | 2019-10-01 | 珠海格力电器股份有限公司 | A kind of the speaker combination structure and air-conditioning of adhesive-spill-preventing |
| CN111343542A (en) * | 2020-03-05 | 2020-06-26 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
-
2018
- 2018-08-03 CN CN201821246215.1U patent/CN208638596U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110267168A (en) * | 2019-06-03 | 2019-09-20 | 国光电器股份有限公司 | A kind of vibrating diaphragm fixing means of loudspeaker and this kind of loudspeaker |
| CN110300341A (en) * | 2019-06-25 | 2019-10-01 | 珠海格力电器股份有限公司 | A kind of the speaker combination structure and air-conditioning of adhesive-spill-preventing |
| CN111343542A (en) * | 2020-03-05 | 2020-06-26 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
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