CN109151681A - Loudspeaker mould group - Google Patents
Loudspeaker mould group Download PDFInfo
- Publication number
- CN109151681A CN109151681A CN201810876529.8A CN201810876529A CN109151681A CN 109151681 A CN109151681 A CN 109151681A CN 201810876529 A CN201810876529 A CN 201810876529A CN 109151681 A CN109151681 A CN 109151681A
- Authority
- CN
- China
- Prior art keywords
- frame
- vibrating diaphragm
- mould group
- side wall
- barricade
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Loudspeaker mould group of the invention 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 frame includes the side wall for surrounding accommodation space, the vibrating diaphragm is attached on the side wall, the upper cover includes main part and the clinch that bending extends from the main part to frame direction, the clinch is fixed on the side wall and fixes the vibrating diaphragm with the side wall, the sidewall edge is provided with to the barricade extended far from vibrating diaphragm direction, the edge of the clinch is connected on the barricade, the main part and the barricade interval are arranged, the side that the clinch corresponds to the barricade is provided with to the glue groove being recessed far from the barricade direction.Loudspeaker mould group of the invention is provided with glue groove, can effectively solve the problems, such as that glue overflows, improve the unfailing performance of product.
Description
Technical field
The present invention 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 be adhesively fixed by glue, however the structure of the prior art, when installing upper cover, glue is easy
It overflows, 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.
Summary of the invention
The present invention in order to solve the above technical problems, and a kind of loudspeaker mould group is provided, can effectively solve the prior art
The problem of glue overflows, 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, the master
Body portion and the barricade interval are arranged, and the side that the clinch corresponds to the barricade is provided with to recessed far from the barricade direction
Sunken glue groove.
Preferably, the outer edge of the glue groove from the upper cover is gradually reduced to inside dimension.
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 include the outer ring being connected on the outside of ring, be connected on the inside of ring
Inner ring and the connection outer ring and inner ring elastic joint part.
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.
Loudspeaker mould group of the invention includes the frame with accommodation space, covers the upper cover connect in the frame, receiving
In magnetic circuit system and vibrational system in the frame, the vibrational system includes vibrating diaphragm and the sound for driving the diaphragm oscillations
Circle, the frame includes the side wall for surrounding accommodation space, and the vibrating diaphragm is attached on the side wall, and the upper cover includes main part
With from the main part to frame direction bending extend clinch, the clinch be fixed on the side wall and with the side
The fixed vibrating diaphragm of wall, the sidewall edge are provided with to the barricade extended far from vibrating diaphragm direction, and the edge of the clinch supports
It connects on the barricade, the main part and the barricade interval are arranged, and the clinch corresponds to the side setting of the barricade
The glue groove of oriented separate barricade direction recess.Loudspeaker mould group of the invention is provided with glue groove, can effectively solve
The problem of glue overflows, improves the unfailing performance of product.
Detailed description of the invention
Fig. 1 is the decomposition texture schematic diagram of loudspeaker mould group of the present invention；
Fig. 2 is the cross-sectional view of loudspeaker mould group of the present invention；
Fig. 3 is the enlarged drawing of part A shown in Fig. 2.
Specific embodiment
The following further describes the present invention with reference to the drawings.
As depicted in figs. 1 and 2, the present invention provides a kind of loudspeaker mould group 100, including vibrational system 1, magnetic circuit system 2,
The upper cover 4 that the frame 3 and lid for accommodating fixed vibrational system 1 and magnetic circuit system 2 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 is driven elastic supporting plate 13 by Lorentz force 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, is attached to the surface of main magnet steel 211, for playing the role of magnetic conduction, converges magnetic field, improves product
Magnetic induction performance.Specifically, magnetic bowl 23 includes bottom plate 231 and the side plate 232 from the bending extension of bottom plate 231.Main magnet steel 211 with
Magnetic gap is formed between secondary magnet steel 212.Voice coil 12 is inserted into the magnetic gap, during the energization the stress in magnetic gap, 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 main part 41 is set with the interval of barricade 33
It sets.The edge of clinch 42 corresponds to the setting of barricade 33, and clinch 42 can abut the setting of barricade 33, can also be between barricade 33
Interval setting, in this way, barricade 33 can stop the glue overflowed when being adhesively fixed between upper cover 4 and side wall 31.
The side of the corresponding barricade 33 of clinch 42 is provided with to the glue groove 43 being recessed far from 33 direction of barricade.In this way, overflowing
Glue out can further flow into glue groove 43, in this way, can not only outflow to avoid the glue of spilling, meanwhile, glue into
The waterproof performance of loudspeaker mould group and the pulling force of upper cover can be promoted by entering the glue-line formed after glue groove.The glue groove 43 is from institute
The outer edge for stating upper cover 4 is gradually reduced to inside dimension.
Loudspeaker mould group of the invention includes the frame with accommodation space, covers the upper cover connect in the frame, receiving
In magnetic circuit system and vibrational system in the frame, the vibrational system includes vibrating diaphragm and the sound for driving the diaphragm oscillations
Circle, the frame includes the side wall for surrounding accommodation space, and the vibrating diaphragm is attached on the side wall, and the upper cover includes main part
With from the main part to frame direction bending extend clinch, the clinch be fixed on the side wall and with the side
The fixed vibrating diaphragm of wall, the sidewall edge are provided with to the barricade extended far from vibrating diaphragm direction, and the edge of the clinch supports
It connects on the barricade, the main part and the barricade interval are arranged, and the clinch corresponds to the side setting of the barricade
The glue groove of oriented separate barricade direction recess.Loudspeaker mould group of the invention is provided with glue groove, can effectively solve
The problem of glue overflows, improves the unfailing performance of product.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
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 main part with
The barricade interval setting, the side that the clinch corresponds to the barricade are provided with to the appearance being recessed far from the barricade direction
Glue groove.
2. loudspeaker mould group according to claim 1, which is characterized in that the glue groove from the outer edge of the upper cover to
Inside dimension is gradually reduced.
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 includes the outside with ring
The outer ring that is connected with the inner ring being connected on the inside of ring and connect the elastic joint part of the outer ring and inner ring.
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 |
|---|---|---|---|
| CN201810876529.8A CN109151681A (en) | 2018-08-03 | 2018-08-03 | Loudspeaker mould group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810876529.8A CN109151681A (en) | 2018-08-03 | 2018-08-03 | Loudspeaker mould group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109151681A true CN109151681A (en) | 2019-01-04 |
Family
ID=64791479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810876529.8A Pending CN109151681A (en) | 2018-08-03 | 2018-08-03 | Loudspeaker mould group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109151681A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110267176A (en) * | 2019-06-29 | 2019-09-20 | 瑞声科技(新加坡)有限公司 | Loudspeaker |
| CN110300341A (en) * | 2019-06-25 | 2019-10-01 | 珠海格力电器股份有限公司 | Loudspeaker combined structure capable of preventing glue overflow and air conditioner |
| CN110572755A (en) * | 2019-09-06 | 2019-12-13 | 歌尔科技有限公司 | Acoustic device and electronic apparatus |
| WO2022126771A1 (en) * | 2020-12-16 | 2022-06-23 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| CN115209319A (en) * | 2022-07-15 | 2022-10-18 | 美特科技(苏州)有限公司 | Sound production device |
| TWI846075B (en) | 2022-07-15 | 2024-06-21 | 大陸商美特科技（蘇州）有限公司 | Acoustic device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204697285U (en) * | 2015-05-30 | 2015-10-07 | 歌尔声学股份有限公司 | Microspeaker |
| KR101622155B1 (en) * | 2015-07-14 | 2016-05-19 | 주식회사 이엠텍 | Microspeaker with improved center diaphragm |
| CN205961431U (en) * | 2016-07-18 | 2017-02-15 | 瑞声科技(新加坡)有限公司 | Loudspeaker |
| CN207665206U (en) * | 2017-11-30 | 2018-07-27 | 歌尔科技有限公司 | Electroacoustic transducer and electronic equipment |
-
2018
- 2018-08-03 CN CN201810876529.8A patent/CN109151681A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204697285U (en) * | 2015-05-30 | 2015-10-07 | 歌尔声学股份有限公司 | Microspeaker |
| KR101622155B1 (en) * | 2015-07-14 | 2016-05-19 | 주식회사 이엠텍 | Microspeaker with improved center diaphragm |
| CN205961431U (en) * | 2016-07-18 | 2017-02-15 | 瑞声科技(新加坡)有限公司 | Loudspeaker |
| CN207665206U (en) * | 2017-11-30 | 2018-07-27 | 歌尔科技有限公司 | Electroacoustic transducer and electronic equipment |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110300341A (en) * | 2019-06-25 | 2019-10-01 | 珠海格力电器股份有限公司 | Loudspeaker combined structure capable of preventing glue overflow and air conditioner |
| CN110267176A (en) * | 2019-06-29 | 2019-09-20 | 瑞声科技(新加坡)有限公司 | Loudspeaker |
| CN110572755A (en) * | 2019-09-06 | 2019-12-13 | 歌尔科技有限公司 | Acoustic device and electronic apparatus |
| CN110572755B (en) * | 2019-09-06 | 2021-11-26 | 歌尔科技有限公司 | Acoustic device and electronic apparatus |
| WO2022126771A1 (en) * | 2020-12-16 | 2022-06-23 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| CN115209319A (en) * | 2022-07-15 | 2022-10-18 | 美特科技(苏州)有限公司 | Sound production device |
| TWI846075B (en) | 2022-07-15 | 2024-06-21 | 大陸商美特科技（蘇州）有限公司 | Acoustic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190104 |
|
| RJ01 | Rejection of invention patent application after publication |