CN206596214U - A kind of loudspeaker - Google Patents
A kind of loudspeaker Download PDFInfo
- Publication number
- CN206596214U CN206596214U CN201720129217.1U CN201720129217U CN206596214U CN 206596214 U CN206596214 U CN 206596214U CN 201720129217 U CN201720129217 U CN 201720129217U CN 206596214 U CN206596214 U CN 206596214U
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- Prior art keywords
- voice coil
- vibrating diaphragm
- loudspeaker
- coil loudspeaker
- loudspeaker voice
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Abstract
The utility model is related to a kind of loudspeaker, and vibrational system includes vibrating diaphragm component, voice coil loudspeaker voice coil, and one end of voice coil loudspeaker voice coil is connected on vibrating diaphragm component；Voice coil loudspeaker voice coil includes close to the voice coil loudspeaker voice coil top of vibrating diaphragm component and the voice coil loudspeaker voice coil bottom away from vibrating diaphragm component, the big thickness to its upper of thickness of voice coil loudspeaker voice coil bottom, and voice coil loudspeaker voice coil bottom, the wherein side on voice coil loudspeaker voice coil top are flushed, in the step groove of opposite side formation insertion to voice coil loudspeaker voice coil upper end；Filled with the damping glue for being adhered to vibrating diaphragm component in the step groove.Loudspeaker of the present utility model, by setting damping glue in the step groove of voice coil loudspeaker voice coil, so as to improve the damping characteristic that voice coil loudspeaker voice coil is overall, greatly suppresses the intensity of voice coil resonant, so as to improve the sounding performance of loudspeaker.In addition, the bonding strength of voice coil loudspeaker voice coil and vibrating diaphragm component can also be greatly improved by damping glue, prevent voice coil loudspeaker voice coil from coming off.
Description
Technical field
The utility model is related to electroacoustic conversion art, more specifically, the utility model is related to a kind of loudspeaker knot of sounding
Structure.
Background technology
Loudspeaker is the important acoustic element in electronic equipment, is a kind of transducer for electric signal being changed into acoustical signal
Part.Existing loudspeaker module, including shell, and the magnetic circuit system and vibrational system being arranged in shell, the vibration
System includes vibrating diaphragm and the voice coil loudspeaker voice coil being arranged on below vibrating diaphragm.After energization, voice coil loudspeaker voice coil drives vibrating diaphragm to enter in the presence of magnetic circuit system
Row sounding.
In order to meet speaker product BL symmetry, voice coil loudspeaker voice coil generally uses two layers half of structure design, that is to say, that sound
The upper end of circle is two layers, and lower end is four-layer structure.But be due to voice coil loudspeaker voice coil Aspect Ratio it is larger, add two layers half of design, make
Voice coil loudspeaker voice coil intensity it is weaker, and be more easy in high frequency treatment situation that voice coil loudspeaker voice coil own resonance occur, and then influence the distortion of high frequency.It is existing
Have in order to solve this problem in technology, by that can be set in the gap position of voice coil loudspeaker voice coil such as the material as carbon fiber, polyimides
The reinforcement part of making carries out structural strengthening, and support frame is played a part of in the reinforcement part, so as to improve the connection with vibrating diaphragm
Area.But during voice coil loudspeaker voice coil driving diaphragm oscillations, reinforcement part easily comes off, and has very much to the inhibition of resonance
Limit.
Utility model content
A purpose of the present utility model there is provided a kind of loudspeaker.
According to one side of the present utility model there is provided a kind of loudspeaker, including housing and in housing cavity
Magnetic circuit system, vibrational system；The vibrational system includes vibrating diaphragm component, voice coil loudspeaker voice coil, and one end of the voice coil loudspeaker voice coil is connected to vibrating diaphragm component
On；
The voice coil loudspeaker voice coil includes close to the voice coil loudspeaker voice coil top of the vibrating diaphragm component and the voice coil loudspeaker voice coil bottom away from the vibrating diaphragm component；Institute
The big thickness to its upper of thickness of voice coil loudspeaker voice coil bottom is stated, and voice coil loudspeaker voice coil bottom, the wherein side on voice coil loudspeaker voice coil top are flushed, in opposite side shape
Into insertion to the step groove of voice coil loudspeaker voice coil upper end；Filled with the damping glue for being adhered to vibrating diaphragm component in the step groove.
Alternatively, the thickness of the damping glue is equal to or less than the thickness of step groove.
Alternatively, the step groove is arranged on the outside side wall of voice coil loudspeaker voice coil.
Alternatively, the step groove is arranged in the inside side walls of voice coil loudspeaker voice coil.
Alternatively, the rectangular in cross-section or circle of the voice coil loudspeaker voice coil.
Alternatively, the magnetic circuit system includes magnet and the washer above the magnet；During the magnet includes
Heart magnet and side magnet, magnetic gap is formed between the centring magnet and the side magnet；The other end of the voice coil loudspeaker voice coil is stretched into
Into the magnetic gap.
Alternatively, the vibrating diaphragm component includes vibrating diaphragm, and the vibrating diaphragm has positioned at the vibration section at middle part, is used for positioned at edge
The connecting portion of connection, and the ring portion between vibration section and connecting portion, the voice coil loudspeaker voice coil are connected to the vibration position of vibrating diaphragm
Put.
Alternatively, the vibrating diaphragm component includes having connecting portion, ring portion, the vibrating diaphragm of vibration section, and is connected to vibrating diaphragm
Top dome on vibration section, the voice coil loudspeaker voice coil is connected in top dome.
Alternatively, the vibrating diaphragm component includes vibrating diaphragm and top dome, and through hole, the ball are provided with the middle part of the vibrating diaphragm
Top is covered in the lead to the hole site of vibrating diaphragm, and the voice coil loudspeaker voice coil is connected in top dome.
Alternatively, the magnet and the washer are bonded, and are fixed on magnetic conductive board；During the magnetic conductive board correspondence is described
The position of heart magnet is provided with the sunk structure for going material to be formed.
Loudspeaker of the present utility model, it is whole so as to improve voice coil loudspeaker voice coil by setting damping glue in the step groove of voice coil loudspeaker voice coil
The damping characteristic of body, greatly suppresses the intensity of voice coil resonant, so as to improve the sounding performance of loudspeaker.In addition, passing through damping
Glue can also greatly improve the bonding strength of voice coil loudspeaker voice coil and vibrating diaphragm component, prevent voice coil loudspeaker voice coil from coming off.
It is of the present utility model other by referring to the drawings to the detailed description of exemplary embodiment of the present utility model
Feature and its advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing for constituting a part for specification describes embodiment of the present utility model, and uses together with the description
In explanation principle of the present utility model.
Fig. 1 is the profile of the utility model loudspeaker.
Embodiment
Various exemplary embodiments of the present utility model are described in detail now with reference to accompanying drawing.It should be noted that：Unless another
Illustrate outside, the part and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is not limited
Make scope of the present utility model.
The description only actually at least one exemplary embodiment is illustrative below, never as to this practicality
New and its application or any limitation used.
It may be not discussed in detail for technology and equipment known to person of ordinary skill in the relevant, but in appropriate situation
Under, the technology and equipment should be considered as a part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
With reference to Fig. 1, the utility model provides a kind of loudspeaker, including housing (view is not provided) and in housing
Magnetic circuit system, vibrational system in chamber.
Wherein, magnetic circuit system can be single magnetic circuit or other magnetic structures well-known to those skilled in the art,
Magnetic structure for example including three blocks of magnet or five blocks of magnet.In one specific embodiment of the utility model, magnetic circuit
System can include centring magnet 1, and centring magnet 1 (can for example be applied gluing by mode well-known to those skilled in the art
Knot) it is fixed on the medium position of magnetic conductive board 9.Center washer 2 is additionally provided with the upper end of the centring magnet 1.Magnetic circuit system is also
Including the side magnet 3 around the centring magnet 1, in a ring, it can pass through side well-known to those skilled in the art to side magnet 3
Formula is fixed on the position at the close edge of magnetic conductive board 9, and centring magnet 1 is located within side magnet 3, so in the center magnetic
The magnetic gap of an annular is formed between iron 1 and side magnet 3.
It is described be provided with magnet 3 while washer 4, while washer 4 shape with while magnet 3 form fit, side washer 4
After on side magnet 3 so that center washer 2 is located at the middle part of the side washer 4.Shown in reference picture 1, magnetic conductive board 9
Medium position, that is, the position for corresponding to centring magnet 1 is provided with the sunk structure that material is formed so that the thickness phase of centring magnet 1
What can be set for the thickness of side magnet 3 is bigger, realizes the volume maximization of centring magnet 1, and then lift magnetic circuit group
The magnetic flux of part, lifts the sensitivity of product.
Vibrational system of the present utility model includes vibrating diaphragm component and the voice coil loudspeaker voice coil 5 being connected on vibrating diaphragm component, the voice coil loudspeaker voice coil
One end be connected on vibrating diaphragm component, the other end is extend into the magnetic gap of magnetic circuit system.Vibrating diaphragm component of the present utility model can
To be fixed on by cohesive mode in the support member in housing so that vibrating diaphragm component is by support member supports in magnetic circuit system
The top of system.One end of voice coil loudspeaker voice coil 5 is fixed on vibrating diaphragm component, and the other end stretches to the magnetic being made up of centring magnet 1, side magnet 3
In gap.Center washer 2, side washer 4 primarily serve the effect of magnetic conduction, and this belongs to the common knowledge of those skilled in the art,
This is no longer illustrated.
The utility model voice coil loudspeaker voice coil 5 includes close to the voice coil loudspeaker voice coil top of vibrating diaphragm component and the voice coil loudspeaker voice coil bottom away from vibrating diaphragm component, sound
The thickness for enclosing bottom is more than the thickness on voice coil loudspeaker voice coil top, and voice coil loudspeaker voice coil bottom, the wherein side on voice coil loudspeaker voice coil top are flushed, and are formed in opposite side
Insertion to voice coil loudspeaker voice coil upper end step groove.Voice coil loudspeaker voice coil 5 of the present utility model, its section can be with rectangular or circle.With reference to Fig. 1, sound
The inner side of bottom is enclosed with being flushed on the inside of voice coil loudspeaker voice coil top, because the thickness of voice coil loudspeaker voice coil bottom is more than the thickness on voice coil loudspeaker voice coil top, therefore,
A step slot structure is formd between the outside side wall of voice coil loudspeaker voice coil bottom and the outside side wall on voice coil loudspeaker voice coil top.Certainly, for this area
Technical staff for, the step slot structure can also be located at voice coil loudspeaker voice coil inner side, that is to say, that the outside side wall of voice coil loudspeaker voice coil bottom with
The outside side wall on voice coil loudspeaker voice coil top is flushed, and above-mentioned step groove is formed between voice coil loudspeaker voice coil bottom, the inside side walls on voice coil loudspeaker voice coil top
Structure.
Filled with the damping glue 6 for being adhered to vibrating diaphragm component in the step groove.The damping glue 6 is filled in the platform of voice coil loudspeaker voice coil
In rank groove, its upper end is bonded on vibrating diaphragm component.Wherein, the thickness of the damping glue 6 is equal to or less than the thickness of step groove, ginseng
Examine Fig. 1 view, that is to say, that the outside of damping glue 6 be no more than voice coil loudspeaker voice coil bottom outside side wall so that voice coil vibrations when
Wait, can prevent damping glue 6 together with the side wall interference of magnetic gap.
During implementation, damping glue 6 can be using UV glue or heat-curable glue etc., and the hardness of this class glue is relatively soft,
Its adhesive force is stronger, is not in the phenomenon come off after solidification.
Loudspeaker of the present utility model, it is whole so as to improve voice coil loudspeaker voice coil by setting damping glue in the step groove of voice coil loudspeaker voice coil
The damping characteristic of body, greatly suppresses the intensity of voice coil resonant, so as to improve the sounding performance of loudspeaker.In addition, passing through damping
Glue can also greatly improve the bonding strength of voice coil loudspeaker voice coil and vibrating diaphragm component, prevent voice coil loudspeaker voice coil from coming off.
Vibrating diaphragm component of the present utility model can be only a vibrating diaphragm 7, and the vibrating diaphragm 7 includes, positioned at the vibration section at middle part, being located at
Edge is used for the connecting portion connected, and the ring portion between vibration section and connecting portion.The structure of this vibrating diaphragm belongs to this
The common knowledge of art personnel.The voice coil loudspeaker voice coil 5 is connected on the vibration section position of vibrating diaphragm 7.
Certainly, for a person skilled in the art, the vibrating diaphragm component can also include top dome 8, and the top dome 8 connects
It is connected on the vibration section of vibrating diaphragm, for example can be by glue sticking in the lower end of vibration section, the voice coil loudspeaker voice coil 5 is connected in top dome 8.
It is also possible that being provided with through hole at the middle part of the vibrating diaphragm 7, the top dome 8 is covered in the lead to the hole site of vibrating diaphragm 7,
The voice coil loudspeaker voice coil 5 is connected in top dome 8.
Further, vibrating diaphragm 7 can use silica gel vibrating diaphragm, specifically can be by injection molding, due to liquid-state silicon gel mobility
It is relatively strong, it is also required to apply a supporting construction while sulfidization molding is easy to, in the present embodiment, and shown in reference picture 1, vibrating diaphragm
Outer ledge be combined with support member 10, it can carry the weight of vibrating diaphragm 7, support.
Although some specific embodiments of the present utility model are described in detail by example, this area
It is to be understood by the skilled artisans that above example is merely to illustrate, rather than in order to limit scope of the present utility model.This
Field it is to be understood by the skilled artisans that can be in the case where not departing from scope and spirit of the present utility model, to above example
Modify.Scope of the present utility model is defined by the following claims.
Claims (10)
1. a kind of loudspeaker, it is characterised in that：Magnetic circuit system, vibrational system including housing and in housing cavity；Institute
Stating vibrational system includes vibrating diaphragm component, voice coil loudspeaker voice coil (5), and one end of the voice coil loudspeaker voice coil (5) is connected on vibrating diaphragm component；
The voice coil loudspeaker voice coil includes close to the voice coil loudspeaker voice coil top of the vibrating diaphragm component and the voice coil loudspeaker voice coil bottom away from the vibrating diaphragm component；The sound
The thickness for enclosing bottom is more than the thickness on the voice coil loudspeaker voice coil top, and the voice coil loudspeaker voice coil bottom, the wherein side on the voice coil loudspeaker voice coil top are flushed,
In the step groove of opposite side formation insertion to voice coil loudspeaker voice coil (5) upper end；Filled with the resistance for being adhered to vibrating diaphragm component in the step groove
Buddhist nun's glue (6).
2. loudspeaker according to claim 1, it is characterised in that：The thickness of the damping glue (6) is equal to or less than step
The thickness of groove.
3. loudspeaker according to claim 1, it is characterised in that：The step groove is arranged on the outside side wall of voice coil loudspeaker voice coil (5)
On.
4. loudspeaker according to claim 1, it is characterised in that：The step groove is arranged on the inside side walls of voice coil loudspeaker voice coil (5)
On.
5. loudspeaker according to claim 1, it is characterised in that：The rectangular in cross-section or circle of the voice coil loudspeaker voice coil (5).
6. loudspeaker according to claim 1, it is characterised in that：The magnetic circuit system includes magnet and positioned at the magnetic
Washer above iron；The magnet includes centring magnet (1) and side magnet (3), the centring magnet (1) and the side magnet
(3) magnetic gap is formed between；The other end of the voice coil loudspeaker voice coil (5) is extend into the magnetic gap.
7. loudspeaker according to claim 1, it is characterised in that：The vibrating diaphragm component includes vibrating diaphragm (7), the vibrating diaphragm
(7) have positioned at the vibration section at middle part, the connecting portion for being used to connect positioned at edge, and between vibration section and connecting portion
Ring portion, the voice coil loudspeaker voice coil (5) is connected to the vibration section position of vibrating diaphragm (7).
8. loudspeaker according to claim 1, it is characterised in that：The vibrating diaphragm component include with connecting portion, ring portion,
The vibrating diaphragm (7) of vibration section, and the top dome (8) being connected on vibrating diaphragm (7) vibration section, the voice coil loudspeaker voice coil (5) are connected to top dome (8)
On.
9. loudspeaker according to claim 1, it is characterised in that：The vibrating diaphragm component includes vibrating diaphragm (7) and top dome
(8) through hole, is provided with the middle part of the vibrating diaphragm (7), the top dome (8) is covered in the lead to the hole site of vibrating diaphragm (7), the voice coil loudspeaker voice coil
(5) it is connected in top dome (8).
10. loudspeaker according to claim 6, it is characterised in that：The magnet and the washer are bonded, and are fixed on
On magnetic conductive board (9)；The position of magnetic conductive board (9) correspondence centring magnet (1) is provided with the sunk structure for going material to be formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720129217.1U CN206596214U (en) | 2017-02-13 | 2017-02-13 | A kind of loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720129217.1U CN206596214U (en) | 2017-02-13 | 2017-02-13 | A kind of loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206596214U true CN206596214U (en) | 2017-10-27 |
Family
ID=60129134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720129217.1U Active CN206596214U (en) | 2017-02-13 | 2017-02-13 | A kind of loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206596214U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108430015A (en) * | 2018-03-28 | 2018-08-21 | 努比亚技术有限公司 | A kind of loudspeaker structure and loud speaker and receiver |
| CN109391882A (en) * | 2018-01-10 | 2019-02-26 | 深圳市吉瑞德电子科技有限公司 | Rotating coil plan vibrating diaphragm loudspeaker |
| CN113923565A (en) * | 2019-07-04 | 2022-01-11 | 荣耀终端有限公司 | Loudspeaker assembly method and system |
-
2017
- 2017-02-13 CN CN201720129217.1U patent/CN206596214U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391882A (en) * | 2018-01-10 | 2019-02-26 | 深圳市吉瑞德电子科技有限公司 | Rotating coil plan vibrating diaphragm loudspeaker |
| CN108430015A (en) * | 2018-03-28 | 2018-08-21 | 努比亚技术有限公司 | A kind of loudspeaker structure and loud speaker and receiver |
| CN113923565A (en) * | 2019-07-04 | 2022-01-11 | 荣耀终端有限公司 | Loudspeaker assembly method and system |
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| GR01 | Patent grant |