CN209472743U - A kind of loudspeaker and earphone - Google Patents

Abstract

The utility model discloses a kind of loudspeaker and earphones, including shell, it is contained in the intracorporal magnetic circuit system of shell and vibration component, the vibration component includes vibrating diaphragm and voice coil, the voice coil includes voice coil ontology and the lead from voice coil ontology extraction, the lead includes drawing section, bending segment and straightway, the bending segment includes close to first bending part for drawing section and far from second bending part for drawing section, lead fair line location structure is equipped in the position that the shell corresponds to second bending part of voice coil leads, and line outlet groove is additionally provided on the shell, the voice coil leads are by the lead fair line location structure along outlet at the extremely line outlet groove.Lead fair line location structure is arranged by the position of the second bending part corresponding at least on shell in the technical solution of the utility model, and coiling process in lead track can be completed directly on shell, saves cost.

Description

A kind of loudspeaker and earphone

Technical field

The utility model relates to electroacoustic switch technologies, more specifically, the utility model relates to a kind of loudspeaker and earphones.

Background technique

Loudspeaker is the important acoustic element in electronic equipment, is a kind of energy converter for electric signal being changed into acoustical signal Part.Existing loudspeaker includes shell, and is arranged in the intracorporal magnetic circuit system of shell and vibration component.Magnetic circuit system is provided with Magnetic gap, vibrational system include vibrating diaphragm and voice coil, and voice coil is set in magnetic gap, and the voice coil being set in magnetic gap receives outer After the ac signal of portion's variation, the movement of the reciprocating cutting magnetic line of force is done under the driving of magnetic field force, drives diaphragm oscillations sounding.

The voice coil leads fair line mode of current existing Microspeaker substantially passes through tooling coiling and realizes, winding process In, lead Z axis high consistency is poor, and after product takes out from tooling, two sides lead track is easily-deformable, to miniature loudspeaking Device acoustical behavior generates certain influence.

Utility model content

The technical problem to be solved by the utility model is to the voice coil leads of loudspeaker, during tooling fair line, Z axis is high The degree problem that consistency is poor, lead track is easily-deformable.

In order to solve the above technical problems, the technical solution of the utility model is: one aspect according to the present utility model mentions For a kind of loudspeaker, including shell, be contained in the intracorporal magnetic circuit system of shell and vibration component, the vibration component include vibrating diaphragm and Voice coil, the voice coil include voice coil ontology and the lead from voice coil ontology extraction, and the lead includes drawing section, bending Section and straightway, the bending segment include close to first bending part for drawing section and far from second bending for drawing section Portion is equipped with lead fair line location structure in the position that the shell corresponds to second bending part, and also sets on the shell There is line outlet groove, the voice coil leads are by the lead fair line location structure along outlet at the extremely line outlet groove.

Preferably, the positioning of lead fair line is also equipped in the position that the shell corresponds to first bending part of voice coil leads Structure.

Preferably, the voice coil includes two leads, and two leads are symmetrical arranged.

Preferably, the lead fair line location structure is in step-like, including close to the step lower surface of the housing sidewall, The side of step upper surface and connection the step upper surface and the step lower surface far from the housing sidewall.It is described Lead is fixed on the step lower surface by colloid.

Preferably, first bending part and second bending part are arc line shaped.The lead fair line location structure Side is curved surfaces.

Preferably, the lead fair line location structure is a column structure, and the column structure includes upper surface, in institute The groove that arc shape is offered on upper surface is stated, the lead is fixed in the groove by colloid.

Preferably, the lead fair line location structure and the shell are integrated injection molding.

Preferably, the shell, the magnetic circuit system and the rounded structure of the vibration component.

Preferably, the loudspeaker further includes set on the becket between the vibrating diaphragm and the shell, and the vibrating diaphragm is logical The becket is crossed to fix with the shell.

The utility model also proposes a kind of earphone, including loudspeaker, and the loudspeaker includes shell, to be contained in shell intracorporal Magnetic circuit system and vibration component, the vibration component include vibrating diaphragm and voice coil, and the voice coil includes voice coil ontology and described in The lead that voice coil ontology is drawn, the lead include drawing section, bending segment and straightway, and the bending segment includes drawing close to described First bending part of section and the second bending part far from the extraction section out, correspond to the position of second bending part in the shell Lead fair line location structure has been installed, and has been additionally provided with line outlet groove on the shell, the voice coil leads are suitable by the lead Line location structure is along outlet at the extremely line outlet groove.

After above-mentioned technical proposal, the beneficial effects of the utility model are:

In the utility model, lead fair line location structure is arranged in the position of corresponding second bending part at least on shell, draws Line by lead fair line location structure along to outlet at line outlet groove, by the lead fair line location structure can directly on shell it is complete At lead track coiling process, cost is saved.And the lead fair line location structure can effectively improve lead fair line precision, reduce two Secondary positioning bring error, while guaranteeing the consistency of lead track, improve vibration balancing, can both reduce to production The influence of moral character energy, and frock cost can be reduced.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is loudspeaker cross-sectional view provided by the utility model；

Fig. 2 is speaker leads bending part structural schematic diagram provided by the utility model；

Fig. 3 is the loadspeaker structure schematic diagram that the utility model embodiment one provides；

Fig. 4 is the structural schematic diagram for the loudspeaker that another embodiment of the utility model provides；

Fig. 5 is the lead fair line location structure schematic diagram of loudspeaker provided by the utility model.

In figure: 11, central part, 12, ring portion, 13, voice coil, 14, lead, 141, extraction section, 142, bending segment, 1421, First bending part, the 1422, second bending part, 143, straightway, 21, conductive magnetic yoke, 22, magnet, 23, magnetic conductive board, 3, shell, 31, Lead fair line location structure, 311, step lower surface, 312, step upper surface, 313, side, 32, line outlet groove, 4, becket, 5, Damping layer,

Specific embodiment

The various exemplary embodiments of the utility model are described in detail now with reference to attached drawing.It should also be noted that unless another It illustrates outside, the component 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.

Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical Novel and its application or any restrictions used.

Technology and equipment known to person of ordinary skill in the relevant may be not discussed in detail, but in appropriate situation Under, the technology and equipment should be considered as part of specification.

It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without It is as limitation.Therefore, other examples of exemplary embodiment can have different values.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.

As shown in Figure 1-3, one aspect according to the present utility model, provides a kind of loudspeaker, including shell 3, Yi Jishe Set magnetic circuit system and vibration component in shell 3.Magnetic circuit system is provided with magnetic gap, and vibrational system includes vibrating diaphragm and voice coil 13, voice coil 13 is set in magnetic gap, after the voice coil 13 being set in magnetic gap receives the ac signal of external change, The movement of the reciprocating cutting magnetic line of force is done under the driving of magnetic field force, drives diaphragm oscillations sounding.

The vibration component includes vibrating diaphragm and voice coil 13, and the voice coil 13 includes voice coil ontology and from the voice coil ontology The lead 14 of extraction, the lead 14 include drawing section 141, bending segment 142 and straightway 143, and the bending segment 142 includes leaning on Nearly first bending part 1421 for drawing section 141 and separate second bending part 1422 for drawing section 141, in the shell The position of 3 corresponding second bending parts 1422 is equipped with lead fair line location structure 31, and is additionally provided with outlet on the shell Slot 32.The voice coil leads 14 are by the lead fair line location structure 31 along outlet at the extremely line outlet groove 32.

In a specific embodiment of the utility model, bent in the corresponding voice coil leads 14 second of the shell 3 The position in portion 1422 is provided with lead fair line location structure 31, and the first bending part 1421 of the lead is processed by fair line tooling It completes, second bending part 1422 is completed by 31 coiling of lead fair line location structure.By corresponding to institute on shell 3 The position setting lead fair line location structure 31 for stating the second bending part 1422, can improve 14 fair line precision of lead with save the cost. Meanwhile in 13 vibration processes of voice coil, voice coil 13 drives first bending part 1421 to vibrate together, and the shell 3 is right The position of first bending part 1421 is answered to be not provided with lead fair line location structure 31, to prevent first bending part 1421 from becoming Shape influences its acoustical behavior.

Specifically, the voice coil includes two leads 14, and two leads 14 are symmetrical arranged, on the shell 3 Second bending part 1422 for respectively corresponding two leads 14 is respectively provided with lead fair line location structure 31.

In other embodiments, as shown in figure 4, when extraction 141 long enough of section of the lead 14, in the shell 3 The position of corresponding 14 first bending part 1421 of voice coil leads is also equipped with lead fair line location structure 31, by drawing described Lead fair line location structure 31 is arranged in first bending part 1421 of line 14 and second bending part 1422, realizes that product draws Line 14 directly completes winding process on shell 3 in an assembling process, and save the cost improves lead fair line precision.

Specifically, the voice coil includes two leads 14, and two leads 14 are symmetrical arranged, on the shell 3 First bending part 1421 and the second bending part 1422 setting lead fair line for respectively corresponding two leads 14 are fixed Bit architecture 31 realizes that product lead 14 directly completes winding process, save the cost on shell 3 in an assembling process, and raising is drawn Line fair line precision.

Specifically, as shown in figure 5, the lead fair line location structure 31 is in step-like, including close to 3 side wall of shell Step lower surface 311, the step upper surface 312 far from 3 side wall of shell and the connection step upper surface 312 and institute State the side 313 of step lower surface 311.The lead 14 is fixed on the step lower surface 311 by colloid, makes lead Z axis It is highly consistent on direction.First bending part 1421 and second bending part 1422 are arc line shaped, and the lead is suitable The side 313 of line location structure 31 is to be adapted respectively with the arc line shaped of first bending part 1421 and the second bending part 1422 Curved surfaces.So that the fair line precision of voice coil leads 14 is more accurate, and the side is set as curved surfaces and can also prevent Scratch lead 14.

In the other embodiments of the utility model, the lead fair line location structure 31 is a column structure, the column Shape structure includes upper surface, offers the groove of arc shape on the upper surface, and the lead 14 is fixed on by colloid In the groove.So that being highly consistent in lead Z-direction, and the groove adapts to the bending arc of the lead 14 Degree.

Specifically, pad is additionally provided on the loudspeaker housing 3, the lead of the voice coil and the pad spot welding connect It connects, is realized by pad and be electrically connected with external circuit.

Specifically, the magnetic circuit system, including conductive magnetic yoke 21, be fixed on the magnet 22 of 21 center of conductive magnetic yoke with And magnetic conductive board 23 of the magnet 22 far from 21 side of conductive magnetic yoke is set, the magnetic conductive board 23 and 21 side of conductive magnetic yoke Magnetic gap is formed between wall, the voice coil 13 protrudes into the magnetic gap.

The vibrating diaphragm includes fixed part, positioned at ring portion fixed part inside and be wholely set with the fixed part 12, and the central part 11 on the inside of the ring portion, the central part 11 is mainly used for adjusting the sound at loudspeaker high frequency Learn performance.The fixed part is fixedly connected on the edge of the shell 3.It is described to raise in the other embodiments of the utility model Sound device further includes the becket 4 set between the vibrating diaphragm and the shell 3, the vibrating diaphragm by the becket 4 with it is described Shell 3 is fixed.

Specifically, it is provided with out acoustic aperture on the loudspeaker housing 3, be sticked in the position of the corresponding acoustic aperture out of the shell 3 There is damping layer 5.The damping layer 5 is Mesh screen cloth in the present invention, and the damping layer 5, which can play, to be adjusted acoustic resistance, prevents The effect of dirt.

The utility model also proposes a kind of earphone, which includes loudspeaker as described above, since this earphone uses Whole technical solutions of above-mentioned all embodiments, therefore at least all have brought by the technical solution with above-described embodiment Beneficial effect, this is no longer going to repeat them.

Although being described in detail by some specific embodiments of the example to the utility model, this field It is to be understood by the skilled artisans that above example merely to be illustrated, 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 where, to above embodiments It modifies.The scope of the utility model is defined by the following claims.

Claims (10)

1. a kind of loudspeaker, including shell, it is contained in the intracorporal magnetic circuit system of shell and vibration component, the vibration component includes vibration Film and voice coil, the voice coil include voice coil ontology and the lead from voice coil ontology extraction, which is characterized in that

The lead includes drawing section, bending segment and straightway, and the bending segment includes close to first bending for drawing section Portion and separate second bending part for drawing section are equipped with lead fair line in the position that the shell corresponds to second bending part Location structure, also,

Line outlet groove is additionally provided on the shell；

The lead is by the lead fair line location structure along outlet at the extremely line outlet groove.

2. a kind of loudspeaker according to claim 1, which is characterized in that correspond to first bending part in the shell Position is also equipped with lead fair line location structure.

3. a kind of loudspeaker according to claim 1, which is characterized in that the voice coil includes two leads, and described two Bar lead is symmetrical arranged.

4. a kind of loudspeaker according to claim 1, which is characterized in that the lead fair line location structure in step-like, Including the step lower surface close to the housing sidewall, the step upper surface far from the housing sidewall and the connection step The side of upper surface and the step lower surface；

The lead is fixed on the step lower surface by colloid.

5. a kind of loudspeaker according to claim 4, which is characterized in that first bending part and second bending part For arc line shaped；

The side of the lead fair line location structure is curved surfaces.

6. a kind of loudspeaker according to claim 1, which is characterized in that the lead fair line location structure is a column knot Structure, the column structure include upper surface, offer the groove of arc shape on the upper surface, and the lead passes through colloid It is fixed in the groove.

7. a kind of loudspeaker according to claim 1, which is characterized in that the lead fair line location structure and the shell It is integrated injection molding.

8. a kind of loudspeaker according to claim 1, which is characterized in that the shell, the magnetic circuit system and the vibration The rounded structure of dynamic component.

9. a kind of loudspeaker according to claim 1, which is characterized in that the loudspeaker further include be set to the vibrating diaphragm with Becket between the shell, the vibrating diaphragm are fixed by the becket and the shell.

10. a kind of earphone, which is characterized in that including loudspeaker as described in any one of claims 1-9.