CN207070340U - Loudspeaker monomer and loudspeaker module - Google Patents
Loudspeaker monomer and loudspeaker module Download PDFInfo
- Publication number
- CN207070340U CN207070340U CN201720850856.7U CN201720850856U CN207070340U CN 207070340 U CN207070340 U CN 207070340U CN 201720850856 U CN201720850856 U CN 201720850856U CN 207070340 U CN207070340 U CN 207070340U
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- washer
- wire portion
- hanging wire
- pit
- holes
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Abstract
It the utility model is related to a kind of loudspeaker monomer and loudspeaker module.The monomer includes washer and hanging wire portion, the washer includes first surface, the first surface of the washer is provided with pit-holes, the hanging wire portion is arranged on the first surface of the washer by injection molding, the part in the hanging wire portion is injected into the pit-holes, to increase the adhesion of the washer and the hanging wire portion, the hanging wire portion is configured to fix the lead of voice coil loudspeaker voice coil.A technical problem to be solved in the utility model is that washer and hanging wire portion adhesion are small in existing loudspeaker monomer, be can be easily separated.One purposes of utility model is to be used for loudspeaker module.
Description
Technical field
Electroacoustic switch technology field is the utility model is related to, more specifically, the utility model is related to a kind of loudspeaker monomer
And loudspeaker module.
Background technology
In some loudspeaker monomers, to improve properties of product, plastic parts is set in washer first surface, drawn with holding up
Line.The elasticity of plastic parts is good, can slow down the shock of the lead in vibration, reduce noise, improve the use of loudspeaker monomer
Life-span.
However, because the adhesion of plastic parts and the washer of metal material is smaller, therefore plastic parts easily separates with washer, from
And cause product failure.
Utility model content
A purpose of the present utility model is to provide a kind of new solution of loudspeaker monomer and loudspeaker module.
According to one side of the present utility model, there is provided a kind of loudspeaker monomer.The monomer includes washer and hanging wire portion, institute
Stating washer includes first surface, the first surface of the washer is provided with pit-holes, the hanging wire portion passes through injection molding quilt
The first surface of the washer is arranged on, the part in the hanging wire portion is injected into the pit-holes, to increase the China
Department and the adhesion in the hanging wire portion, the hanging wire portion is configured to fix the lead of voice coil loudspeaker voice coil.
Alternatively, the pit-holes are arranged on the position at the edge in the close hanging wire portion of the washer.
Alternatively, the washer includes the second surface opposite with the first surface, and the pit-holes are through described the
One surface and the second surface.
Alternatively, the heavy platform set around the pit-holes is additionally provided with the second surface.
Alternatively, the cross section of the pit-holes is circular, rectangle or petal.
Alternatively, the pit-holes are screwed hole.
Alternatively, the size of the internal diameter of the pit-holes is configured to from one end of the close first surface to away from institute
Stating one end of first surface gradually increases.
Alternatively, the washer is side washer, and the shell of the hanging wire portion and loudspeaker monomer is integrated injection molding,
The side washer is embedded in the shell.
Alternatively, the hanging wire portion is provided with cabling channel, the lead connects up along the cabling channel.
According to other side of the present utility model, there is provided a kind of loudspeaker module.The module include module casing and
The loudspeaker monomer provided by the utility model, the loudspeaker monomer are arranged in the module casing.
One of the present utility model has technical effect that, in the utility model embodiment, is set in the first surface of washer
Put pit-holes.In hanging wire portion during injection molding, in injection molding material insertion pit-holes, to form adhesion.The adhesion can be effective
Ground prevents washer and the separation in hanging wire portion, so that washer and the connection in hanging wire portion are more firm.
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 of a part for constitution instruction 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 installation diagram according to the washer of one embodiment of the present utility model, shell and hanging wire portion.
Fig. 2 is the view of Fig. 1 another angle.
Fig. 3 is the structural representation according to the loudspeaker monomer of one embodiment of the present utility model.
Fig. 4 is the sectional view according to a part for the loudspeaker monomer of one embodiment of the present utility model.
Fig. 5 is Fig. 4 partial enlarged drawing.
Description of reference numerals：
11：Side washer；12：First surface；13：Second surface；14：Pit-holes；15：Heavy platform；16：Hanging wire portion；17：Outside
Shell；18：Voice coil loudspeaker voice coil；19：Lead；20：Cabling channel；21：Centring magnet；22：Side magnet；23：Center washer；24：Vibrating diaphragm；25：Basin
Frame.
Embodiment
Various exemplary embodiments of the present utility model are described in detail now with reference to accompanying drawing.It should be noted that：It is unless another
Illustrate outside, the part and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is unlimited
The scope of the utility model processed.
The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions 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 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.
According to one embodiment of the present utility model, there is provided a kind of loudspeaker monomer.As illustrated in figures 4-5, the monomer bag
Include washer and hanging wire portion 16.Washer includes first surface 12.The first surface 12 of washer is provided with pit-holes 14.Hanging wire portion 16
The first surface 12 of washer is arranged on by injection molding.The part in hanging wire portion 16 is injected into pit-holes 14, to increase
Big washer and the adhesion in hanging wire portion 16.Hanging wire portion 16 is configured to fix the lead 19 of voice coil loudspeaker voice coil 18.
It should be noted that washer can be side washer 11 or center washer 23.Washer is normally held in permanent magnet
On.For example, it is adhesively fixed by binding agent.Washer plays a part of magnetic conduction, to improve the magnetic induction of permanent magnet.First surface
12 can be the first surface 12, the second surface 13 away from vibrating diaphragm 24 or side surface of the close vibrating diaphragm 24 of washer, as long as just
In fixed hanging wire portion 16.
Hanging wire portion 16 has good elasticity, in order to buffer the vibration of lead 19.The material in hanging wire portion 16 can be heat
Thermoplastic elastic (TPU), silica gel or rubber.The part in hanging wire portion 16 is protruded by the surface being bonded with washer in hanging wire portion 16
And in embedded pit-holes 14.
Adhesion refers to the power being connected between washer and hanging wire portion 16, and the mechanical resistance is stopped the two and is separated from each other.Adhesion can
To be to be formed to be interference fitted between injection molding material in embedded pit-holes 14 and the side wall of pit-holes 14, so as to the frictional force formed,
Can also form clamping between injection molding material and pit-holes 14, so as to stop power of formation etc..As long as washer and hanging wire can be prevented
Portion 16 is separated, and the utility model is not construed as limiting to this.
In the utility model embodiment, pit-holes 14 are set in the first surface 12 of washer.It is molded into hanging wire portion 16
During type, in injection molding material insertion pit-holes 14, to form adhesion.The adhesion can effectively prevent washer and hanging wire portion 16
Separation, so that washer and the connection in hanging wire portion 16 are more firm.
In addition, the setting of pit-holes 14 extends the service life of loudspeaker monomer.
In one example, as shown in Figure 3-4, loudspeaker monomer includes shell 17, magnetic circuit system and vibrational system.Magnetic circuit
System include frame 25, centring magnet 21, center washer 23, while magnet 22 and while washer 11.Centring magnet 21 and side magnet 22
It is fixed in frame 25.Frame 25 plays a part of magnetic conduction.Side magnet 22 is set around centring magnet 21, between
Form magnetic gap.Center washer 23 is fixed on centring magnet 21.When washer 11 is fixed on magnet 22.
Shell 17 is fixed on side magnet 22.For example, shell 17 is molded by thermoplastic elastomer (TPE) by way of injection.
Shell 17 and side magnet 22, frame 25 etc. enclose to form accommodating chamber.Vibrational system includes vibrating diaphragm 24 and voice coil loudspeaker voice coil 18.Vibrating diaphragm 24 is folding
Ring vibrating diaphragm.Voice coil loudspeaker voice coil 18 is fixed on the central part of vibrating diaphragm 24.Voice coil loudspeaker voice coil 18 is located in accommodating chamber.Between the free end insertion magnetic of voice coil loudspeaker voice coil 18
In gap.The outward flange of vibrating diaphragm 24, which is bonded, to be fixed on shell 17, so that vibrating diaphragm 24 is suspended at the top of accommodating chamber.
Voice coil loudspeaker voice coil 18 is connected by lead 19 with external circuit.Voice coil loudspeaker voice coil 18 in response to external circuit electric signal, in magnetic gap
In vibrated by the effect of Ampere force.Voice coil loudspeaker voice coil 18 drives vibrating diaphragm 24 to vibrate with sounding.
Preferably, as shown in Fig. 1,2,4 or 5, hanging wire portion 16 is provided with side washer 11.Hanging wire portion 16 and loudspeaker list
The shell 17 of body is integrated injection molding.Side washer 11 is embedded in shell 17.For example, shell 17 and hanging wire portion 16 are by thermoplasticity
Elastomer is molded by way of injection molding.In forming process, first, side washer 11 is placed into the setting position of mould
Put；Then, injection molding material is molded into mould.After injection molding material solidification, shell 17 forms integrative-structure with hanging wire portion 16.Bian Hua
Formed a fixed connection between department 11 and shell 17 and between side washer 11 and hanging wire portion 16.
In this example embodiment, side washer 11 is located at the outside of voice coil loudspeaker voice coil 18, and hanging wire portion 16 is arranged on side washer 11, with hanging wire
Portion 16 is arranged on center washer 23 and compared, and the wiring of the lead 19 of voice coil loudspeaker voice coil 18 is easier.
In addition, integrally formed mode so that the bonding strength of side washer 11 and shell 17 improves.
Further, since hanging wire portion 16 links together with shell 17, therefore the position in hanging wire portion 16 is more firm, and the two
Bonding strength is high.
In addition, this method improves the production efficiency of loudspeaker monomer.
Certainly, hanging wire portion 16 can also be arranged on center washer 23, as long as being easy to the setting in hanging wire portion 16 and drawing
The fixation of line 19.
Preferably, hanging wire portion 16 is provided with cabling channel 20.Lead 19 connects up along cabling channel 20.Cabling channel 20 is i.e. in hanging wire
The groove set in portion 16.For example, bearing of trend of the cabling channel 20 parallel to washer.Bearing of trend is as shown by the arrows in Figure 2.Walk
Wire casing 20 can accommodate more binding agents, and this causes fixation of the lead 19 in hanging wire portion 16 to become more firm.
Preferably, pit-holes 14 are arranged on the position at the edge in the close hanging wire portion 16 of washer.Under normal conditions, hang
The marginal position in line portion 16 easily separates in washer.Pit-holes 14 are being set close to the position at edge, can effectively prevent to hang
The edge in line portion 16 separates with washer.
For example, the position being bonded with the edge in hanging wire portion 16 of side washer 11 is provided with pit-holes 14.In injection, note
In plastics insertion pit-holes 14.The effect of injection molding material is similar to rivet, screw, screw etc., and these usual parts, which are all disposed within, to be set
Standby marginal position.Injection molding material plays a part of clenching hanging wire portion 16.
Preferably, pit-holes 14 are set multiple along bearing of trend.This make it that the fixation in hanging wire portion 16 is more firm.
In one example, as shown in fig. 4 or 5, washer includes the second surface 13 opposite with first surface 12.Pit-holes
14 run through first surface 12 and second surface 13.For example, surface of the first surface 12 for the close vibrating diaphragm 24 of side washer 11.Second
Surface 13 is the surface of the remote vibrating diaphragm 24 of side washer 11.Pit-holes 14 are through hole, through first surface 12 and second surface 13.
Because the thickness of washer is generally very thin, therefore making of the making of through hole than non through hole is easier.
In addition, the depth of through hole is bigger, this make it that washer and the adhesion in hanging wire portion 16 are bigger.
For example, user can form pit-holes 14 by the way of drilling, punching press on washer.
Alternatively, the cross section of pit-holes 14 is circular, rectangle or petal.The processing and manufacturing in the hole of these shapes is held
Easily, and big with the contact area of injection molding material, this make it that washer and the adhesion in hanging wire portion 16 are big.
Alternatively, pit-holes 14 are screwed hole.After shaping, formation is engaged outer injection molding material with the internal thread of screwed hole
Screw thread.So, form and be threadedly coupled between hanging wire portion 16 and washer, this make it that hanging wire portion 16 and the adhesion of washer are bigger.
Alternatively, the size of the internal diameter of pit-holes 14 is configured to from one end of close first surface 12 to away from the first table
The one end in face 12 gradually increases.Injection molding material after shaping, forms inverted wedge structure in the pit-holes 14 of the shape.Depression
Hole 14 is bigger to the backstop power of the wedge structure, so as to effectively prevent hanging wire portion 16 from being separated with washer.
Preferably, as shown in Fig. 2,4 or 5, the heavy platform 15 set around pit-holes 14 is additionally provided with second surface 13.The
Two surfaces 13 are used to be bonded with permanent magnet.For example, permanent magnet is side magnet or centring magnet.Heavy platform 15 is by second surface 13
The pit that through-thickness extends inwardly to form.Heavy platform 15 can accommodate injection molding material.In injection, unnecessary injection molding material can be filled out
Fill in heavy platform 15, rather than protrude from second surface 13.It so can prevent injection molding material from protruding from second surface 13, and cause
Second surface 13 is uneven.Heavy platform 15 causes second surface 13 to be easier with being bonded for permanent magnet.
In addition, after moulding, second surface 13 directly can be bonded with permanent magnet, the note to protrusion is eliminated
The step of plastics are handled.
According to another embodiment of the present utility model, there is provided a kind of loudspeaker module.The module includes module casing
With loudspeaker monomer provided by the utility model.Loudspeaker monomer is arranged in module casing.
The module casing has the characteristics of noise is small, service life is long.
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 merely to illustrate, rather than in order to limit the scope of the utility model.This
Field it is to be understood by the skilled artisans that can not depart from the scope of the utility model and spirit in the case of, to above example
Modify.The scope of the utility model is defined by the following claims.
Claims (10)
1. a kind of loudspeaker monomer, it is characterised in that including washer and hanging wire portion, the washer includes first surface, described
The first surface of washer is provided with pit-holes, and the hanging wire portion is arranged on the first surface of the washer by injection molding,
The part in the hanging wire portion is injected into the pit-holes, to increase the adhesion of the washer and the hanging wire portion, institute
State the lead that hanging wire portion is configured to fix voice coil loudspeaker voice coil.
2. loudspeaker monomer according to claim 1, it is characterised in that the pit-holes are arranged on leaning on for the washer
The position at the edge in the nearly hanging wire portion.
3. loudspeaker monomer according to claim 1, it is characterised in that the washer includes opposite with the first surface
Second surface, the pit-holes run through the first surface and the second surface.
4. loudspeaker monomer according to claim 3, it is characterised in that be additionally provided with the second surface around described
The heavy platform that pit-holes are set.
5. loudspeaker monomer according to claim 1, it is characterised in that the cross section of the pit-holes is circular, rectangle
It is or petal.
6. loudspeaker monomer according to claim 1, it is characterised in that the pit-holes are screwed hole.
7. loudspeaker monomer according to claim 1, it is characterised in that the size of the internal diameter of the pit-holes is configured to
From gradually increasing to one end away from the first surface close to one end of the first surface.
8. loudspeaker monomer according to claim 1, it is characterised in that the washer is side washer, the hanging wire portion with
The shell of loudspeaker monomer is integrated injection molding, and the side washer is embedded in the shell.
9. loudspeaker monomer according to claim 1, it is characterised in that the hanging wire portion is provided with cabling channel, it is described
Lead connects up along the cabling channel.
10. a kind of loudspeaker module, it is characterised in that including module casing and as described in any one in claim 1-9
Loudspeaker monomer, the loudspeaker monomer is arranged in the module casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720850856.7U CN207070340U (en) | 2017-07-13 | 2017-07-13 | Loudspeaker monomer and loudspeaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720850856.7U CN207070340U (en) | 2017-07-13 | 2017-07-13 | Loudspeaker monomer and loudspeaker module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207070340U true CN207070340U (en) | 2018-03-02 |
Family
ID=61510342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720850856.7U Active CN207070340U (en) | 2017-07-13 | 2017-07-13 | Loudspeaker monomer and loudspeaker module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207070340U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019205656A1 (en) * | 2018-04-27 | 2019-10-31 | 歌尔股份有限公司 | Sound producing device, sound producing module, and electronic terminal |
-
2017
- 2017-07-13 CN CN201720850856.7U patent/CN207070340U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019205656A1 (en) * | 2018-04-27 | 2019-10-31 | 歌尔股份有限公司 | Sound producing device, sound producing module, and electronic terminal |
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