CN206932398U - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- CN206932398U CN206932398U CN201720779647.8U CN201720779647U CN206932398U CN 206932398 U CN206932398 U CN 206932398U CN 201720779647 U CN201720779647 U CN 201720779647U CN 206932398 U CN206932398 U CN 206932398U
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- CN
- China
- Prior art keywords
- loudspeaker
- limited block
- washer
- rail plate
- front shroud
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- 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.)
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model provides a kind of loudspeaker, including front shroud and the washer that is housed in front shroud；At least two raised limited blocks are provided with the outward flange of washer, the heavy platform corresponding with limited block and the rail plate of platform of drowning oneself extension are provided with the madial wall of front shroud；Limited block is sunk in platform corresponding to being placed in, and is rotated along rail plate, and along the rotation direction of limited block, the diameter of rail plate is gradually reduced；When limited block turns to the terminal of rail plate, limited block and rail plate are interference fitted, to realize being fixedly connected for washer and front shroud.Using above-mentioned utility model, being reliably connected for front shroud and washer can either be ensured, be able to ensure that the concentricity of product meets the requirements again.
Description
Technical field
Technical field of acoustics is the utility model is related to, more specifically, is related to a kind of loudspeaker.
Background technology
Loudspeaker as the conventional electro-acoustic transducer device for converting electrical energy into acoustic energy, its played in sound place system can not or
Scarce effect.Loudspeaker is a most weak device in sound place system, and for sound puts effect, it be again one most
Important part.The species of loudspeaker is various, and audio electric energy makes its cone or vibrating diaphragm shake by electromagnetism, piezoelectricity or electrostatic effect
Dynamic and with surrounding air produces resonance and sends sound.Therefore, exactly there is the appearance of loudspeaker, people are just able to hear U.S.
Wonderful sound.
At present, in the design process of loudspeaker monomer, high pitch loudspeaker generally comprise front shroud, support, vibrating diaphragm, voice coil loudspeaker voice coil with
And magnetic circuit component；Under normal circumstances, the clamping of magnetic circuit component or the side of support is bonded in, vibrating diaphragm is adhesively fixed on the another of support
Side；In the case of no bracket component, magnetic circuit component is connected between front shroud and back cover, and strengthens fixing by force by back cover
Degree.The installation of above two magnetic circuit component is present：1st, magnetic circuit component and voice coil loudspeaker voice coil concentricity can not be guaranteed, and easily rub
Phenomenon is enclosed, causes properties of product and Dysacousia；2nd, the possibility that bracket component or magnetic circuit component loosen be present, fixing intensity is not
Foot, causes product Dysacousia, and performance is unstable.
Utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of loudspeaker, to solve the magnetic circuit of current loudspeaker
Component fixation is insecure, and the concentricity of magnetic circuit component and voice coil loudspeaker voice coil can not be guaranteed, and cause product Dysacousia, performance unstable
The problems such as.
Loudspeaker provided by the utility model, including front shroud and the washer that is housed in front shroud；Set in the outward flange of washer
At least two raised limited blocks are equipped with, the heavy platform corresponding with limited block and platform of drowning oneself are provided with the madial wall of front shroud
The rail plate of extension；Limited block sinks in platform corresponding to being placed in, and is rotated along rail plate, sliding along the rotation direction of limited block
The diameter of dynamic guide rail is gradually reduced；When limited block turns to the terminal of rail plate, limited block is interference fitted with rail plate,
To realize being fixedly connected for washer and front shroud.
Furthermore it is preferred that structure be that limited block is the curved Rhizoma Sparganii of the curved rectangular parallelepiped structure in end face or end face
Rod structure, the cross section of rail plate is rectangle.
Furthermore it is preferred that structure be that washer is loop configuration, three equally distributed limits are provided with the outward flange of washer
Position block, three heavy platforms and the rail plate from each heavy platform extension are provided with the madial wall of front shroud.
Furthermore it is preferred that structure be that the minimum diameter value of rail plate is no more than the diameter value of washer and the width of limited block
Angle value sum.
Furthermore it is preferred that structure be that the terminal of rail plate is provided with position limiting structure, limited block is slided to and spacing limited
In bit architecture.
Furthermore it is preferred that structure be that position limiting structure is hangnail or neck.
Furthermore it is preferred that structure be in addition to T iron and magnet；T iron includes bottom plate and is arranged on the vertical of bottom plate center
Post, magnet are set on column and are adhesively fixed with T iron, and washer is set on column and is sticked in one of magnet away from bottom plate
Side.
Furthermore it is preferred that structure be in addition to vibration component；Wherein, vibration component includes the vibrating diaphragm being fixed in front shroud
And it is pasted onto the voice coil loudspeaker voice coil of vibrating diaphragm side；Also, magnetic gap is formed between column and magnet and washer, voice coil loudspeaker voice coil is hung on magnetic gap
It is interior.
Furthermore it is preferred that structure be in addition to the electrical connector being arranged in front shroud；Wherein, the lead of voice coil loudspeaker voice coil extends to
Electrical connector simultaneously turns on electrical connector；Electrical connector is used for the peripheral circuits for connecting loudspeaker.
Furthermore it is preferred that structure be the madial wall of front shroud to be provided with avoiding structure, vibrating diaphragm is vacantly bonded in avoiding structure
On, avoiding structure provides oscillation space for vibrating diaphragm.
It was found from technical scheme above, loudspeaker of the present utility model, washer and front shroud are led by limited block and slip
Rail coordinates positioning, and the limited block of washer is placed in corresponding heavy platform, and rotating washer makes limited block be slided along rail plate, by
It is gradually reduced in the diameter of rail plate, rail plate gradually strengthens the fixing intensity of limited block, and finally the two passes through interference
Coordinate mutually spacing, the degree that is connected firmly of washer and front shroud can not only be ensured, additionally it is possible to ensure magnetic circuit component and voice coil loudspeaker voice coil
Concentricity, properties of product are stable, and reliability is high.
Brief description of the drawings
By reference to the explanation below in conjunction with accompanying drawing, and with being more fully understood to of the present utility model, this practicality is new
The other purposes and result of type will be more apparent and should be readily appreciated that.In the accompanying drawings：
Fig. 1 is the exploded view according to the loudspeaker of the utility model embodiment；
Fig. 2 is the stereogram according to the loudspeaker of the utility model embodiment；
Fig. 3 is along the profile at B-B in Fig. 2；
Fig. 4 is the stereogram according to the front shroud of the utility model embodiment；
Fig. 5 is the front view according to the front shroud of the utility model embodiment；
Fig. 6 is along the profile at A-A in Fig. 5.
Reference therein includes：Front shroud 1, heavy platform 11, rail plate 12, vibrating diaphragm 2, voice coil loudspeaker voice coil 3, washer 4, limited block
41st, magnet 5, T iron 6, limited block and rail plate junction A.
Identical label indicates similar or corresponding feature or function in all of the figs.
Embodiment
For loudspeaker of the present utility model is described in detail, specific embodiment of the utility model is entered below with reference to accompanying drawing
Row is described in detail.
Fig. 1 and Fig. 2 respectively illustrates the loudspeaker decomposition texture and stereochemical structure according to the utility model embodiment；Fig. 3
Show in Fig. 2 along the cross-section structure at B-B.
As shown in figure 1, the loudspeaker of the utility model embodiment, including front shroud 1 and the washer 4 that is housed in front shroud 1；Its
In, at least two raised limited blocks 41 are provided with the outward flange of washer 4, be provided with the madial wall of front shroud 1 with it is spacing
The corresponding heavy platform 11 of block 41 and the rail plate of platform 11 of drowning oneself extension；Limited block 41 sinks in platform 11 corresponding to being placed in, and edge
Rail plate is rotated, and along the rotation direction of limited block 41, the diameter of rail plate is gradually reduced；When limited block 41 turns to slip
During terminal (the referring to the one end of sliding rail away from heavy platform 11, similarly hereinafter) of guide rail, limited block 41 is interference fitted with rail plate, with reality
The firm connection of existing washer 4 and front shroud 1.
Specifically, washer 4 is loop configuration, and three equally distributed limited blocks 41 are provided with the outward flange of washer 4,
Three heavy platforms 11 and the rail plate extended from each heavy platform 11 are provided with the madial wall of front shroud 1.In installation process, first
Limited block 41 is placed on the position of heavy platform 11 of front shroud 1, and then rotating washer 4 makes it be slided along rail plate；Due to platform 11 of drowning oneself
Beginning is put, the diameter of rail plate is (the similar Fibonacci helix structure) being gradually reduced, therefore as limited block 41 exists
Gradual slip in rail plate, front shroud 1 or rail plate gradually increase the radial forces of washer 4, while cause China
Department 4 tends to the center of loudspeaker, and when limited block 41 slides into the terminal of rail plate, the two is mutual by being interference fitted
It is spacing, as shown in limited block 41 and rail plate junction A in Fig. 3, it can not only prevent washer 4 from loosening, additionally it is possible to ensure China
Department 4 and the concentricity of vibration component.
It should be noted that the number and distributing position of limited block 41 and the number and distribution position of heavy platform 11 and rail plate
One-to-one corresponding is put, to ensure the stress equalization between washer 4 and front shroud 1, limited block 41 is at least provided with two pieces, and limited block 41
It is uniformly distributed on washer 4, specific the setting number and size of limited block 41 can be according to the sizes and product requirement of loudspeaker
It is configured, is not specifically limited herein.
Fig. 4 and Fig. 5 respectively illustrates the stereochemical structure and front view structure of the front shroud according to the utility model embodiment；Fig. 6
Show in Fig. 5 along the cross-section structure at A-A.
Jointly shown with reference to Fig. 1 to Fig. 6, the loudspeaker of the utility model embodiment, front shroud 1 is shell structure, in front shroud 1
Madial wall be provided with the rail plate 12 of Diameter Gradual Change and the heavy platform 11 positioned at the end of rail plate 12, the limited block of washer 4
41 by inside the heavy entrance of platform 11 rail plate 12 and spacing in the internal slide of rail plate 12.Wherein, limited block 41 can be set
The curved triangular prism structure of the curved rectangular parallelepiped structure in end face or end face is set to, the cross section of rail plate 12 is square
Shape, the curved wall of the curved end and rail plate 12 of limited block 41 are fitted, and the two formation is adapted.
To ensure that limited block 41 can smoothly enter rail plate 12, and terminal that can be in rail plate 12 and its interference
Spacing, the minimum diameter of rail plate 12 is not more than the diameter value of washer 4 and the width value sum of limited block 41, herein limited block
41 width, refer to the radial direction along washer 4, the distribution length of limited block 41, so as to prevent washer 4 from being come off out of interactive track.
In an embodiment of the present utility model, to ensure the bond strength of washer 4 and front shroud 1, two are prevented
Person produces loosening, can also be set in the terminal of sliding rail and slide to cunning with 41 corresponding position limiting structure of limited block, limited block 41
It is spacing in position limiting structure during the terminal in dynamic rail road.Wherein, position limiting structure can be the structures such as hangnail or neck, according to production
Product actual production requirement, can also save position limiting structure, in the case where being not provided with position limiting structure, only rely on washer 4 and front shroud 1
Between interference fit, enough fixing intensities can be also provided.
The loudspeaker of the utility model embodiment, in addition to T iron 6 and magnet 5；T iron 6, magnet 5 and washer 4 cooperatively form
The magnetic circuit component of loudspeaker, T iron 6 include bottom plate and are arranged on the column of bottom plate center, magnet 5 be set on column and with
T iron 6 is adhesively fixed, and washer 4 is set on column and is sticked in the side of bottom plate of the magnet 5 away from T iron 6, passes through limited block 41
With being slidably connected for front shroud 1, the assembling of magnetic circuit component and front shroud 1 can be realized.
Further, loudspeaker also includes vibration component；Wherein, vibration component include being fixed on vibrating diaphragm 2 in front shroud 1 with
And it is pasted onto the voice coil loudspeaker voice coil 3 of the side of vibrating diaphragm 2；Also, magnetic gap is formed between column and magnet 5 and washer 4, voice coil loudspeaker voice coil 3 is hung on magnetic
In gap, when the voice coil loudspeaker voice coil 3 in magnetic field has tone currents to flow through, alternate motion can be produced by an alternation motive force,
So as to drive vibrating diaphragm 2 to shake, and then air and sounding are promoted repeatedly.
To simplify loadspeaker structure complexity, the supporting structure in existing speaker product is saved, can also be in front shroud
Madial wall on avoiding structure is set, vibrating diaphragm is then vacantly bonded on avoiding structure, is carried by avoiding structure for vibration of membrane of shaking
For enough avoiding spaces.Wherein, avoiding structure includes the roof to be fitted with vibrating diaphragm, and from one end of roof on vertical
The side wall formed to the direction extension away from vibrating diaphragm；Roof and side wall are a part for the madial wall of front shroud, positioned at vibrating diaphragm most
After the fixed part of periphery is fixed on roof, the height of side wall can provide the space of enough downward vibrations for vibrating diaphragm.
In loudspeaker assembling process, front shroud 1 and vibration component are assembled first to form line and shake component, then washer 4, magnetic
Iron 5 and T iron 6 cooperatively form magnetic circuit component, and magnetic circuit component and line shake component being slidably matched by limited block 41 and sliding rail,
Complete the assembling of loudspeaker, fixing intensity simple in construction is high, and can ensure the concentricity of magnetic circuit component and voice coil loudspeaker voice coil 3, avoid because
Product Dysacousia caused by being loosened for magnetic circuit component.
It should be noted that loudspeaker of the present utility model also includes the electrical connector being arranged in front shroud 1, electrical connector
Can be terminal or shell fragment etc.；Wherein, the lead of voice coil loudspeaker voice coil 3 extends to electrical connector and turned on electrical connector, electrical connector
For connecting the peripheral circuits of loudspeaker.
Loudspeaker provided by the utility model can be seen that by above-mentioned embodiment, magnetic circuit component by limited block with
Rail plate slidably assemble in front shroud, the rail plate that diameter is gradually reduced can progressively be locked to magnetic circuit component, from
And ensure that magnetic circuit component and front shroud have enough bond strengths, prevent that magnetic circuit component from loosening, and can also ensure that magnetic circuit group in addition
The concentricity of part and vibration component meets the requirements, and reduces the phenomenon for rubbing circle, and properties of product are stable, simple in construction, easy to assembly.
Described in an illustrative manner above with reference to accompanying drawing according to the utility model proposes loudspeaker.But this area
It will be appreciated by the skilled person that the loudspeaker proposed for above-mentioned the utility model, can also not departed from the utility model
Various improvement are made on the basis of appearance.Therefore, the scope of protection of the utility model should be by the content of appended claims
It is determined that.
Claims (10)
1. a kind of loudspeaker, including front shroud and the washer that is housed in the front shroud；Characterized in that,
At least two raised limited blocks are provided with the outward flange of the washer, be provided with the madial wall of the front shroud with
The corresponding heavy platform of the limited block and the rail plate from the heavy platform extension；
The limited block sinks in platform corresponding to being placed in, and is rotated along the rail plate, along the rotation direction of the limited block, institute
The diameter for stating rail plate is gradually reduced；
When the limited block turns to the terminal of the rail plate, the limited block is interference fitted with the rail plate,
To realize being fixedly connected for the washer and the front shroud.
2. loudspeaker as claimed in claim 1, it is characterised in that
The limited block is the curved triangular prism structure of the curved rectangular parallelepiped structure in end face or end face, the rail plate
Cross section be rectangle.
3. loudspeaker as claimed in claim 1, it is characterised in that
The washer is loop configuration, three equally distributed limited blocks is provided with the outward flange of the washer, before described
Three heavy platforms and the rail plate from each heavy platform extension are provided with the madial wall of cover.
4. loudspeaker as claimed in claim 1, it is characterised in that
The minimum diameter value of the rail plate is no more than the diameter value of the washer and the width value sum of the limited block.
5. loudspeaker as claimed in claim 1, it is characterised in that
The terminal of the rail plate is provided with position limiting structure, the limited block slides to and spacing in the position limiting structure.
6. loudspeaker as claimed in claim 5, it is characterised in that
The position limiting structure is hangnail or neck.
7. loudspeaker as claimed in claim 1, it is characterised in that also including T iron and magnet；
The T iron includes bottom plate and is arranged on the column of the bottom plate center, and the magnet is set on the column simultaneously
It is adhesively fixed with the T iron, the washer is set on the column and is sticked in side of the magnet away from the bottom plate.
8. loudspeaker as claimed in claim 7, it is characterised in that also including vibration component；Wherein,
The vibration component includes the vibrating diaphragm being fixed in the front shroud and the voice coil loudspeaker voice coil for being pasted onto the vibrating diaphragm side；Also,
Magnetic gap is formed between the column and the magnet and the washer, the voice coil loudspeaker voice coil is hung in the magnetic gap.
9. loudspeaker as claimed in claim 8, it is characterised in that also include the electrical connector being arranged in the front shroud；Its
In,
The lead of the voice coil loudspeaker voice coil extends to the electrical connector and turned on the electrical connector；
The electrical connector is used for the peripheral circuits for connecting the loudspeaker.
10. loudspeaker as claimed in claim 8, it is characterised in that
The madial wall of the front shroud is provided with avoiding structure, the vibrating diaphragm is vacantly bonded on the avoiding structure, described to keep away
Structure is allowed to provide oscillation space for the vibrating diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720779647.8U CN206932398U (en) | 2017-06-29 | 2017-06-29 | Loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720779647.8U CN206932398U (en) | 2017-06-29 | 2017-06-29 | Loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206932398U true CN206932398U (en) | 2018-01-26 |
Family
ID=61353417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720779647.8U Active CN206932398U (en) | 2017-06-29 | 2017-06-29 | Loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206932398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114071330A (en) * | 2020-07-30 | 2022-02-18 | 中国科学院声学研究所 | Vibration structure of sound production device |
-
2017
- 2017-06-29 CN CN201720779647.8U patent/CN206932398U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114071330A (en) * | 2020-07-30 | 2022-02-18 | 中国科学院声学研究所 | Vibration structure of sound production device |
| CN114071330B (en) * | 2020-07-30 | 2023-03-24 | 中国科学院声学研究所 | Vibration structure of sound production device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190510 Address after: 266100 Room 308, Beizhai Street Investment Service Center, Laoshan District, Jinan City, Shandong Province Patentee after: GEER TECHNOLOGY CO., LTD. Address before: 261031 North Seoul Electroacoustic Park Mold Building, Dongfang Road, Weifang High-tech Zone, Weifang City, Shandong Province Patentee before: Goertek Dynaudio Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210625 Address after: 261031 No. 268 Dongfang Road, hi tech Industrial Development Zone, Shandong, Weifang Patentee after: GOERTEK Inc. Address before: 266100 Room 308, Beizhai Street Investment Service Center, Laoshan District, Jinan City, Shandong Province Patentee before: GOERTEK TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210716 Address after: 261031 Weian Road, Ligu community, Qingchi street, high tech Zone, Weifang City, Shandong Province Patentee after: Weifang geldanna Electronic Technology Co.,Ltd. Address before: 261031 No. 268 Dongfang Road, hi tech Industrial Development Zone, Shandong, Weifang Patentee before: GOERTEK Inc. |
|
| TR01 | Transfer of patent right |