CN110138940A - A kind of side goes out the sounding module and mobile terminal of sound - Google Patents
A kind of side goes out the sounding module and mobile terminal of sound Download PDFInfo
- Publication number
- CN110138940A CN110138940A CN201910476923.7A CN201910476923A CN110138940A CN 110138940 A CN110138940 A CN 110138940A CN 201910476923 A CN201910476923 A CN 201910476923A CN 110138940 A CN110138940 A CN 110138940A
- Authority
- CN
- China
- Prior art keywords
- sound
- loudspeaker
- outlet hole
- goes out
- shell
- Prior art date
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The present invention relates to electronic technology field, sounding module and mobile terminal that a kind of side goes out sound are disclosed.Sounding module includes: loudspeaker, shell and bracket；First step slot is equipped in shell, the side wall of first step slot offers the first sound outlet hole；Loudspeaker are installed on the step surface of first step slot, and loudspeaker go out sound face towards first step slot, so that loudspeaker and step groove form the preceding sound chamber of sealing, and preceding sound chamber connects with the first sound outlet hole；The side wall of shell offers the second sound outlet hole, is connected to form sound channel with the first sound outlet hole；Bracket covers the back side of loudspeaker, is hermetically connected with the shell, so that forming the rear sound chamber of a sealing between bracket and loudspeaker.Loudspeaker are fixed at enclosure interior in the embodiment of the present invention; and the sound channel that side goes out sound is formed in shell; both assembly cost and assembly space are saved; adapt to the lightening development trend of terminal; effectively loudspeaker can be avoided to occur obscission in application process again, it is ensured that obtain good sound quality.
Description
Technical field
The present invention relates to sounding modules and mobile terminal that electronic technology field more particularly to a kind of side go out sound.
Background technique
Loudspeaker also known as loudspeaker, nowadays, requirement of the people to mobile phone more comes also high, and sound is also that an evaluation mobile phone is good
Bad factor.To improve sound quality, many variations are also had occurred in the structure type of loudspeaker, go out sound at side by just going out the change of tune, there is single loudspeaker
Become double horn, even loudspeaker BOX.
Currently, it includes: front housing in sound design scheme that half side chamber BOX of mobile phone industry, which goes out, pcb board is installed on front housing
BOX upper bracket, side are equipped with the BOX lower bracket of sound outlet hole, the loudspeaker connecting with pcb board.In specific installation, first point of use
Loudspeaker are fixed in BOX lower bracket by glue, so that going out for loudspeaker forms seal and and sound outlet hole between sound face and BOX lower bracket
The preceding sound chamber of connection；It is sealed again by the rear sound chamber that BOX upper bracket and front housing/pcb board complete loudspeaker.
With the lightening development of terminal, the assembly space of terminal inner is smaller and smaller, and terminal is frivolous outer in order to balance
Sight and high-performance need to reduce as much as possible the occupied assembly space of all kinds of devices of terminal.And above-mentioned traditional design scheme
In need BOX upper bracket and BOX lower bracket to be used cooperatively, not only increase the thickness of complete machine, do not meet lightening development trend,
And expend higher Material Cost.
Further, since loudspeaker fit in BOX lower bracket only by the mode of glue, in BOX lower bracket and BOX
When upper bracket, front housing are assembled integrally, loudspeaker are in vacant state, are easy to appear fall phenomenon in application process, finally lead
The acoustical behavior of loudspeaker is caused to be deteriorated.
Summary of the invention
The purpose of the present invention is to provide a kind of sides to go out sound structure and mobile terminal, solves material of the existing technology
It is at high cost, increase complete machine thickness and because assembly is not sufficiently stable the defects of causing acoustical behavior to be deteriorated.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of side goes out the sounding module of sound, comprising: loudspeaker, shell and bracket；
First step slot is equipped in the shell, the side wall of the first step slot offers the first sound outlet hole；
The loudspeaker are installed on the step surface of first step slot, and the loudspeaker go out sound face towards first step slot, are made
Obtain the preceding sound chamber for going out sound face and step groove formation sealing of the loudspeaker, and the preceding sound chamber and the first sound outlet hole phase
Perforation；
The side wall of the shell offers the second sound outlet hole corresponding with the first sound outlet hole position, and described second goes out sound
Hole is connected to form sound channel with the first sound outlet hole；
The bracket covers the back side of the loudspeaker, connect with the housing seal, so that between the bracket and loudspeaker
Form the rear sound chamber of a sealing.
Optionally, second step slot is additionally provided in the sound channel, and the second step slot goes out sound with described first
Hole and the second sound outlet hole are respectively communicated with；
The inner surface of the bracket, is additionally provided with the buckling parts being buckled in the second step slot, and the buckling parts
Surface towards second sound outlet hole is sticked and has Air Filter.
Optionally, sound mouth sealing element is posted in the junction of the Air Filter and second sound outlet hole.
Optionally, the buckling parts is wedge structure, including at least two spaced sphenoid components.
Optionally, the free end of the sphenoid component is equipped with the hook portion to offset with the bottom end of Air Filter.
Optionally, the loudspeaker are adhered to the step surface of the first step slot by gum.
Optionally, the periphery of the step surface of the first step slot is also convexly equipped with the limit for limiting to the loudspeaker
Portion.
Optionally, rear sound chamber sealing element is posted in the junction of the bracket and the shell.
Optionally, the bracket is fixed by screws with the shell, and the screw and rear sound chamber sealing element
Spacing is less than preset threshold.
A kind of mobile terminal goes out the sounding module of sound including as above any side.
Compared with prior art, the embodiment of the present invention has the advantages that
Loudspeaker are fixed at enclosure interior in the embodiment of the present invention, and the sound that goes out that formation side goes out sound in shell leads to
Road both saves assembly cost and assembly space, adapts to the lightening development trend of terminal, and can effectively avoid loudspeaker from answering
With occurring obscission in the process, it is ensured that obtain good sound quality.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the perspective view for the sounding module that side provided in an embodiment of the present invention goes out sound.
Fig. 2 is the explosive view for the sounding module that side provided in an embodiment of the present invention goes out sound.
Fig. 3 is the partial enlarged view of shell provided in an embodiment of the present invention.
Fig. 4 is the perspective view of bracket provided in an embodiment of the present invention.
Specific embodiment
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that disclosed below
Embodiment be only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field
Those of ordinary skill's all other embodiment obtained without making creative work, belongs to protection of the present invention
Range.
The present invention provides the sounding modules that a kind of side goes out sound, specifically include that loudspeaker 1, shell 2 and bracket 3.
Wherein, loudspeaker 1 are also referred to as loudspeaker, specifically can be the energy transducer for electric signal to be changed into acoustical signal,
Its working principle is that: by the coil in the magnetic circuit that is made of magnet, generate driving force on upper and lower direction makes electric current
Vibrating body vibration, then makes air vibration, makes a sound.In the present embodiment, the concrete type of loudspeaker 1 is unlimited comprising speaks
Face, the face of speaking are that it is used for the one side to exterior conductive sound, can be plane, or curved surface.
Shell 2 for providing accommodating space for loudspeaker 1, and cooperatively forms sound channel and preceding sound chamber with loudspeaker 1；Also
Accommodating space, such as pcb board 4, display screen and battery unit are provided for the other component for end product.
Bracket 3, for cooperating the rear sound chamber for realizing sealing with shell 2/PCB plate 4.
Above-mentioned preceding sound chamber, the effect of rear sound chamber and sound channel and design are all different, specific as follows:
The effect of sound chamber afterwards are as follows: 1. prevent the acoustic short circuit of low frequency in loudspeaker；2. keeping low-frequency sound advantageous, people's feeling sound is allowed
Sound is mellow and full.The design of sound chamber is more important afterwards, directly affects the quality and size of terminal sound quality.
The effect of preceding sound chamber are as follows: sound chamber is the cutoff frequency for allowing sound to generate a high band before 1., and generates a height
Frequency peak；2. correcting high-frequency noise；3. intermediate frequency can be improved in good preceding sound chamber, reduce high-frequency noise, reduces high band and extend, raising sound
Sound transfer efficiency.
The effect of sound channel: 1. go out sound；2. sound channel area effect high-frequency cut-off frequency, the sensitivity of middle low frequency.
Sound area is excessive out causes high frequency noise excessive, and the too small sound that may cause becomes smaller.
Below in conjunction with drawings and examples, the present invention will be described in detail.
Fig. 1 and Fig. 2 are please referred to, it includes: loudspeaker 1, shell 2 and bracket 3 that side, which goes out the sounding module of sound, in the present embodiment.
As shown in figure 3, being equipped with first step slot 21 in shell 2, loudspeaker 1 are set to the step surface 22 of first step slot 21
On, and the sound face out of loudspeaker 1 is towards first step slot 21.Due to the periphery for going out sound face of loudspeaker 1 and the platform of first step slot 21
Terrace 22 fits closely, so that forming the preceding sound chamber of sealing between loudspeaker 1 and first step slot 21.
The side wall of first step slot 21 offers the first sound outlet hole 23；The side wall of shell 2 offers and the first sound outlet hole 23
Corresponding second sound outlet hole 24 in position, and the second sound outlet hole 24 is connected to form sound channel with the first sound outlet hole 23.Due to going out
Sound channel is located at the side of preceding sound chamber, to realize that the side of sounding module goes out sound.
Specifically, loudspeaker 1 are preferably pasted on the step surface 22 of first step slot 21 using gum.Due to dispensing laminating type
Have the defects that complex process, excessive glue blocking sound channel easily occur, thus the present embodiment uses gum laminating type, with dispensing
Mode is compared, and is not only simplified manufacture craft, is also effectively prevented the appearance of excessive glue phenomenon, it is ensured that the smooth nothing of sound channel
Furthermore resistance also ensures the tightness that loudspeaker 1 are bonded with the step surface 22 of first step slot 21, the excellent sealing of sound chamber before realizing
Effect lays the foundation to obtain good sound quality.
The shape and quantity of first sound outlet hole 23 and the second sound outlet hole 24 can be set according to actual design demand, example
Such as, as shown in the figure, the quantity of 23/ second sound outlet hole 24 of the first sound outlet hole is two, and shape is round rectangle.Practical application
In, the shape of 23/ second sound outlet hole 24 of the first sound outlet hole can also be circle, and quantity can also use one or more, tool
Body does not limit.
It is connected to the first sound outlet hole 23 in the sound channel formed in the second sound outlet hole 24, is additionally provided with second step slot 25,
And the two lateral walls of second step slot 25 are penetrated through with the first sound outlet hole 23 and the second sound outlet hole 24 respectively, guarantee sound channel
It is smooth.
For promoted loudspeaker 1 rigging position stability, the periphery also projection of the step surface 22 of first step slot 21 is useful
In the limiting section 26 limited to the loudspeaker 1, prevents loudspeaker 1 from shaking because of terminal and generate displacement.
As shown in figure 4, the inner surface of bracket 3, equipped with the buckling parts being buckled in second step slot 25, and the face of buckling parts
Being sticked to the surface of the second sound outlet hole 24 has Air Filter (not shown).The area of Air Filter is cut not less than the vertical of sound channel
Face area, to realize dustproof effect.
Buckling parts on bracket 3 realized that the accurate contraposition of bracket 3 and shell 2 was assembled, and energy both for fastening with shell 2
It is enough in installation Air Filter, simplifies mounting structure, reduces assembly complexity.
Specifically, buckling parts is wedge structure, including at least two spaced sphenoid components 31；Sphenoid component
Gap between 31 is pasted on each sphenoid component 31 simultaneously for going out sound, Air Filter.Using sphenoid component 31, both may be used
To increase the area with the binding face of Air Filter, improve the stability of Air Filter, but greatly improve Air Filter assembly manipulation with
And the convenience of attended operation.
The free end of wedge-shaped component is additionally provided with the hook portion 32 to offset with the bottom end of Air Filter, can further be promoted dust-proof
The stability of the installation site of net prevents the generation for occurring Air Filter obscission in application process.
Sound mouth sealing element 27 is posted in the junction of Air Filter and the second sound outlet hole 24.Certainly, first sound mouthful seal can be with
It is attached on Air Filter, can also directly be attached on the second sound outlet hole 24, be used to assemble integrally in bracket 3 and shell 2
When both to mutually compress, combined closely with realizing, reach good sealing effect.
After loudspeaker 1 are installed in shell 2, bracket 3 is covered on loudspeaker 1, and is fixed with shell 2 by modes such as screws
Connection, so that sound chamber after being formed between bracket 3 and shell 2.Meanwhile rear sound chamber sealing element is posted in the junction of shell 2 and bracket 3
28, rear sound chamber sealing element 28, which can choose, to be attached on shell 2 or on bracket 3, and between screw and rear sound chamber sealing element 28
Away from preset threshold is less than, with the excellent sealing of sound chamber after realization.
Specifically, sound mouth sealing element 27 and rear sound chamber sealing element 28 can for foam or other with excellent sealing
The material of effect.
In addition, the present embodiment additionally provides a kind of mobile terminal, which includes the sounding mould that above-mentioned side goes out sound
Group, shell 2 are the front housing of terminal.
To sum up, the sounding module of sound is gone out using the side of the present embodiment, the stability of each structure can be effectively improved, is simplified
Assembly technology reduces assembly complexity and maintenance difficulty.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. the sounding module that a kind of side goes out sound characterized by comprising loudspeaker, shell and bracket；
First step slot is equipped in the shell, the side wall of the first step slot offers the first sound outlet hole；
The loudspeaker are installed on the step surface of first step slot, and the loudspeaker go out sound face towards first step slot, so that institute
The preceding sound chamber for going out sound face and step groove formation sealing of loudspeaker is stated, and the preceding sound chamber is mutually passed through with first sound outlet hole
It is logical；
The side wall of the shell offers the second sound outlet hole corresponding with the first sound outlet hole position, and second sound outlet hole with
First sound outlet hole is connected to form sound channel；
The bracket covers the back side of the loudspeaker, connect with the housing seal, so that being formed between the bracket and loudspeaker
The rear sound chamber of one sealing.
2. the sounding module that side according to claim 1 goes out sound, which is characterized in that be additionally provided in the sound channel
Two step grooves, and the second step slot is respectively communicated with first sound outlet hole and the second sound outlet hole；
The inner surface of the bracket, is additionally provided with the buckling parts being buckled in the second step slot, and the buckling parts towards
The surface of second sound outlet hole is sticked and has Air Filter.
3. the sounding module that side according to claim 2 goes out sound, which is characterized in that the Air Filter goes out with described second
Post sound mouth sealing element in the junction of sound hole.
4. the sounding module that side according to claim 2 goes out sound, which is characterized in that the buckling parts is wedge structure,
Including at least two spaced sphenoid components.
5. the sounding module that side according to claim 4 goes out sound, which is characterized in that the free end of the sphenoid component
The hook portion to offset equipped with the bottom end with Air Filter.
6. the sounding module that side according to claim 1 goes out sound, which is characterized in that the loudspeaker are adhered to by gum
The step surface of the first step slot.
7. the sounding module that side according to claim 1 goes out sound, which is characterized in that the step surface of the first step slot
Periphery be also convexly equipped with the limiting section for limiting to the loudspeaker.
8. the sounding module that side according to claim 1 goes out sound, which is characterized in that the knot of the bracket and the shell
Rear sound chamber sealing element is posted at conjunction.
9. the sounding module that side according to claim 8 goes out sound, which is characterized in that the bracket passes through with the shell
Screw is fixedly connected, and the spacing of the screw and rear sound chamber sealing element is less than preset threshold.
10. a kind of mobile terminal, which is characterized in that the mobile terminal includes that side as described in any one of claim 1 to 9 goes out
The sounding module of sound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910476923.7A CN110138940A (en) | 2019-06-03 | 2019-06-03 | A kind of side goes out the sounding module and mobile terminal of sound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910476923.7A CN110138940A (en) | 2019-06-03 | 2019-06-03 | A kind of side goes out the sounding module and mobile terminal of sound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110138940A true CN110138940A (en) | 2019-08-16 |
Family
ID=67579736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910476923.7A Pending CN110138940A (en) | 2019-06-03 | 2019-06-03 | A kind of side goes out the sounding module and mobile terminal of sound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110138940A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111741385A (en) * | 2020-07-15 | 2020-10-02 | 维沃移动通信有限公司 | Speaker assembly and electronic device |
| WO2021168631A1 (en) * | 2020-02-24 | 2021-09-02 | 海能达通信股份有限公司 | Mobile terminal |
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| PB01 | Publication | ||
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Application publication date: 20190816 |