CN205793296U

CN205793296U - Speaker module

Info

Publication number: CN205793296U
Application number: CN201620500500.6U
Authority: CN
Inventors: 陈阿亮; 陈国强; 张向辉
Original assignee: Goertek Inc
Current assignee: Goertek Inc
Priority date: 2016-05-26
Filing date: 2016-05-26
Publication date: 2016-12-07
Anticipated expiration: 2026-05-26

Abstract

The utility model discloses a kind of speaker module, relate to electro-acoustic product technical field, it is arranged in electric terminal, including module shell and be housed in the loudspeaker monomer in described module shell, described module shell and terminal enclosure surround the rear operatic tunes of described module jointly, the position that described module shell is connected mutually with described terminal enclosure is provided with glue groove, is filled with elastic silica gel in described glue groove, and described elastic silica gel highlights the cell body of described glue groove.This utility model speaker module solves the assembling technical problems such as difficulty is big, sealing is poor between set of half mould sets of the prior art and terminal enclosure, assemble between this utility model speaker module and terminal enclosure that difficulty is low, good airproof performance, packaging efficiency is high, the most also has good water resistance.

Description

Speaker module

Technical field

This utility model relates to electro-acoustic product technical field, particularly to a kind of speaker module.

Background technology

Speaker module is the important acoustic element in portable electronic terminal, such as mobile phone, panel computer etc., Spread out of for the sound wave signal of telecommunication is converted into acoustical signal, be a kind of energy conversion device.Speaker module leads to Often include module shell, in module shell, contain loudspeaker monomer.Generally structure is that module shell is by least Two housings are constituted, and the space that module shell is surrounded by loudspeaker monomer is divided into the front operatic tunes and the rear operatic tunes two Cavity, the rear operatic tunes is full-closed structure.Along with the continuous slimming of portable electronic terminal develops, and market That competes is more and more fierce, and the thickness reducing speaker module and the cost reducing speaker module have just become to raise The development trend of sound device module, therefore, increasing speaker module have employed set of half mould sets structure, i.e. raises The module shell of sound device module is provided only with a housing, and the rear operatic tunes is open, by the shell of electric terminal The operatic tunes after the next Guan Bi that matches with module shell.The module shell of existing set of half mould sets and electric terminal shell it Between all sealed by foam, thus form a completely enclosed rear operatic tunes, but owing to foam is soft Soft, in irregular shape, easily deform, hence in so that assemble extremely difficult, positional precision is relatively difficult to ensure card, And damaged bad of foam easily occur, thus cause the poor and then serious reduction of the sealing of the rear operatic tunes The acoustical behavior of module.

Utility model content

For disadvantages described above, technical problem to be solved in the utility model is to provide a kind of speaker module, Good airproof performance between this speaker module and electric terminal, acoustical behavior is high, and it is low to assemble difficulty, and precision is high, Packaging efficiency is high.

For solving above-mentioned technical problem, the technical solution of the utility model is:

A kind of speaker module, is arranged in electric terminal, including module shell and be housed in outside described module Loudspeaker monomer in shell, described module shell and terminal enclosure surround the rear operatic tunes of described module, institute jointly State the position that module shell is connected mutually with described terminal enclosure and be provided with glue groove, in described glue groove, be filled with bullet Property silica gel, described elastic silica gel highlights the cell body of described glue groove.

Wherein, described glue groove is the cannelure of Guan Bi.

Wherein, shape and the size of described glue groove are suitable with the shape of the described rear operatic tunes and size.

Wherein, the color of described elastic silica gel is different with the color of described module shell.

Wherein, on described module shell, the position of corresponding described loudspeaker monomer is fixed with steel disc, described steel disc It is provided with out acoustic aperture.

Wherein, described steel disc is fixed on described module shell by Shooting Technique.

Wherein, the outside of described steel disc is provided with Air Filter.

After have employed technique scheme, the beneficial effects of the utility model are:

Owing to the rear operatic tunes of this utility model speaker module is surrounded with terminal enclosure jointly by module shell, mould The position that assembly housing is connected mutually with terminal enclosure is provided with glue groove, is filled with elastic silica gel in glue groove, elastic Silica gel highlights the cell body of glue groove.Elastic silica gel is filled in glue groove, after elastic silica gel solidifies, i.e. Being full of elasticity, this utility model make use of this feature of elastic silica gel, instead of existing skill with elastic silica gel Foam in art, thus advantage is achieved that

One, elastic silica gel is filled in glue groove automatically by machine, fills uniformly, and gluing precision is high, rear sound Chamber good airproof performance.

Two, the hardness of elastic silica gel can carry out the most square according to the space size between module shell and terminal enclosure Just adjustment, if space therebetween is relatively big, then can increase the hardness of elastic silica gel；If the two it Between space less, then can reduce the hardness of elastic silica gel such that it is able to ensure no matter module shell and terminal Space between shell how, can well play sealing function.

Three, assembling difficulty is greatly reduced, improves packaging efficiency.

Four, elastic silica gel good waterproof performance, effectively raises the water resistance of speaker module.

Owing to the color of elastic silica gel and the color of module shell are different, elastic silica gel can be with the multiple difference of furnishing Color, the color of elastic silica gel is different from the color of module shell, more becomes in differentiation, can play fool proof Effect, it is possible to effectively prevent because differentiating and by anti-loaded for module bad；It is also convenient for effective simultaneously Identify that silica gel is damaged, fill irregular etc. bad, it is ensured that while electric terminal yields, further drop Low assembling difficulty, improves packaging efficiency.

Owing to the position of loudspeaker monomer corresponding on module shell is fixed with steel disc, steel disc is provided with out acoustic aperture. Steel plate thickness is little, and intensity is big, is more beneficial for reducing the thickness of module or increasing the inner space of module.

In sum, this utility model speaker module solves set of half mould sets of the prior art and terminal enclosure Between assemble the technical problems such as difficulty is big, sealing is poor, this utility model speaker module and terminal enclosure it Between assemble that difficulty is low, good airproof performance, packaging efficiency is high, the most also has good water resistance.

Accompanying drawing explanation

Fig. 1 is the decomposition texture schematic diagram of this utility model speaker module；

Fig. 2 is the constitutional diagram of Fig. 1；

Fig. 3 is the line A-A sectional view of Fig. 2；

In figure: 10, module shell, 12, steel disc, 120, go out acoustic aperture, 14, Air Filter, 16, glue groove, 20, loudspeaker monomer, 30, elastic silica gel.

Detailed description of the invention

Below in conjunction with the accompanying drawings and embodiment, this utility model is expanded on further.

The inner side related in this specification refers to the side being positioned in module inner chamber, and outside refers to be positioned at module inner chamber Outer side.

Jointly shown with Fig. 3 as shown in Figure 1, Figure 2, a kind of speaker module, it is arranged in electric terminal, for The rear operatic tunes of set of half mould sets structure, i.e. this speaker module is open, after being assembled in electric terminal, Jointly being sealed to form by the shell of module shell 10 with electric terminal, the operatic tunes is by module shell 10 and end i.e. afterwards End housing surrounds jointly.Including module shell 10, in module shell 10, contain loudspeaker monomer 20.

Jointly shown with Fig. 3 as shown in Figure 1, Figure 2, the position that the inner side of module shell 10 is connected mutually with terminal enclosure Install glue groove 16, in glue groove 16, be filled with elastic silica gel 30, and elastic silica gel 30 has highlighted glue groove After the cell body of 16, i.e. elastic silica gel 30 solidification, it highly exceeds the inner surface of module shell 10.Glue groove The cannelure that 16 is Guan Bi, its shape and size are all suitable with the shape and size of the rear operatic tunes, i.e. glue groove 16 peripheries being looped around the rear operatic tunes, namely elastic silica gel 30 is looped around the periphery of the rear operatic tunes, after playing sealing The effect of the operatic tunes.

As in figure 2 it is shown, the color of elastic silica gel 30 can regulate as required, in order to prevent module being assembled to Time in electric terminal, anti-loaded and silica gel exists damaged or fills irregular etc. bad, and present embodiment is preferably by elasticity Outside the color that the color furnishing of silica gel 30 is different from module shell 10, the i.e. color of elastic silica gel 30 are with module The color of shell 10 is different, to play fool proof and to be easy to detect silica gel breakage and fill irregular effect.

As Fig. 1 and Fig. 3 jointly shown in, on module shell 10, the position of corresponding loudspeaker monomer 20 is fixed with Steel disc 12, steel disc 12 is provided with out acoustic aperture 120, and the sound that loudspeaker monomer 20 sends is by going out acoustic aperture 120 To external radiation.Steel disc 12 can be fixed on module shell 10 by injection or technique for sticking, present embodiment Preferably steel disc 12 is fixed on module shell 10 by Shooting Technique.

As Fig. 1 and Fig. 3 jointly shown in, in order to prevent external dust and impurity from going out at acoustic aperture 120 entrance mould Group inner chamber, the outer side covers at steel disc 12 has Air Filter 14, and the mesh by regulation Air Filter 14 is big simultaneously Little, additionally it is possible to play the effect of regulation acoustic resistance.

This utility model uses elastic silica gel as the sealing of the operatic tunes after set of half mould sets, and assembling difficulty is greatly reduced Degree, improves packaging efficiency, improves the sealing of the operatic tunes after module, the most also improves the waterproof of module Performance.

This specification is only to use elastic silica gel as half module this utility model as a example by the module of said structure The technical scheme that after group, the operatic tunes seals carries out detailed illustration, and in actual application, this technical scheme is not only fitted Together in the speaker module of said structure, it is applicable in the speaker module of any set of half mould sets structure, Those skilled in the art need not pay creative work according to the description of this specification just can be new by this practicality The technical scheme of type is applied in the module of other set of half mould sets structure, thus no matter other structure of module whether with Modular structure in above-described embodiment is identical, the most no matter the structure of glue groove whether with the phase in above-described embodiment With, as long as have employed elastic silica gel as the sealing of the operatic tunes after set of half mould sets, in order to reduce assembling difficulty, to carry Within the speaker module of high sealing performance each falls within protection domain of the present utility model.

This utility model is not limited to above-mentioned specific embodiment, and those of ordinary skill in the art is from above-mentioned Design is set out, and without performing creative labour, all conversion made, all falls within guarantor of the present utility model Within the scope of protecting.

Claims

1. speaker module, is arranged in electric terminal, including module shell and be housed in described module shell Interior loudspeaker monomer, described module shell and terminal enclosure surround the rear operatic tunes of described module jointly, and it is special Levying and be, the position that described module shell is connected mutually with described terminal enclosure is provided with glue groove, described glue groove Inside being filled with elastic silica gel, described elastic silica gel highlights the cell body of described glue groove.

Speaker module the most according to claim 1, it is characterised in that described glue groove is Guan Bi Cannelure.

Speaker module the most according to claim 2, it is characterised in that the shape of described glue groove and Size is suitable with the shape of the described rear operatic tunes and size.

Speaker module the most according to claim 1, it is characterised in that the color of described elastic silica gel Different with the color of described module shell.

5. according to the speaker module described in Claims 1-4 any claim, it is characterised in that institute Stating the position of corresponding described loudspeaker monomer on module shell and be fixed with steel disc, described steel disc is provided with out acoustic aperture.

Speaker module the most according to claim 5, it is characterised in that described steel disc is by injection work Skill is fixed on described module shell.

Speaker module the most according to claim 5, it is characterised in that the outside of described steel disc is provided with Air Filter.