CN207184806U - A kind of loudspeaker module - Google Patents
A kind of loudspeaker module Download PDFInfo
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- CN207184806U CN207184806U CN201721206322.7U CN201721206322U CN207184806U CN 207184806 U CN207184806 U CN 207184806U CN 201721206322 U CN201721206322 U CN 201721206322U CN 207184806 U CN207184806 U CN 207184806U
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- ultrasound lines
- housing
- ultrasound
- lines
- loudspeaker module
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Abstract
The utility model discloses a kind of loudspeaker module, the second housing including the first housing and with the first casing adaptor, first housing and the second housing snap together to form module inner chamber, first housing is provided with the first ultrasound lines close to the side of the second housing, second housing is provided with second ultrasound lines relative with the first ultrasound lines close to the side of the first housing, and the top sides of the first ultrasound lines are along the top sides with the second ultrasound lines along ultrasonic welding.The utility model good sealing effect, the energy that shell is unlikely to deform and needed during ultrasonic welding are smaller.
Description
Technical field
It the utility model is related to electro-acoustic product technical field.More particularly, to a kind of loudspeaker module.
Background technology
Loudspeaker module is the important acoustic element of portable electric appts, for completing between electric signal and voice signal
Conversion, be a kind of energy conversion device.Loudspeaker module of the prior art is typically formed shell when sealing
A certain housing in two housings (upper shell and lower house) or three housings (upper shell, middle housing and lower house) is provided with use
It is when the ultrasound lines of welding, ultrasonic welding that ultrasound lines are directly fused on other housings.By ultrasound lines and housing ultrasonic welding
The housing coupling part position formed afterwards and the housing coupling part position phase formed by sealing glue sticking or other modes of being sealedly and fixedly connected
Than sealing is preferably and shell deformation resistance is preferable.But deflection of such mode in ultrasonic welding to shell and super
The energy that the planarity requirements in sound face are higher, need is larger and energy is easily distributed on other housings, easily causes ultrasonic welding shape
State is bad and leakage problem, and is influenceed that casing deformation can be caused by ultrasonic welding or even ftractureed.
Accordingly, it is desirable to provide a kind of good sealing effect, avoiding the casing deformation in ultrasonic welding, being needed in ultrasonic welding
The loudspeaker module that energy is smaller and energy transmission is more concentrated.
Utility model content
The purpose of this utility model is to provide a kind of achievable good sealing effect, avoids the shell in ultrasonic welding from becoming
The loudspeaker module that shape, the energy needed in ultrasonic welding be smaller and energy transmission is more concentrated.
To reach above-mentioned purpose, the utility model uses following technical proposals：
The utility model discloses the loudspeaker module that a kind of shell includes two housings, including the first housing and with first
Second housing of casing adaptor, first housing and second housing snap together to form module inner chamber, and described first
Housing is provided with the first ultrasound lines close to the side of second housing, and second housing is close to the side of first housing
It is provided with second ultrasound lines relative with first ultrasound lines, top sides edge and the described second ultrasound of first ultrasound lines
The top sides of line are along ultrasonic welding.
Preferably, trapezoidal or triangle is distinguished in the section of first ultrasound lines and second ultrasound lines.
Preferably, first ultrasound lines and second ultrasound lines are respectively cyclic structure or respectively corresponding point
Segment structure.
Preferably, first ultrasound lines and the first shell body by integral forming；Second ultrasound lines and described second
Housing is integrally formed.
Preferably, the loudspeaker module also includes the vibrational system and magnetic circuit system being contained in the module inner chamber.
The invention also discloses the loudspeaker module that a kind of shell includes three housings, including the first housing, with the
Second housing of one casing adaptor and the 3rd housing with the second casing adaptor, first housing, second housing and institute
The 3rd housing is stated to snap together to form module inner chamber,
First housing is provided with the first ultrasound lines close to the side of second housing, and second housing is close to institute
The side for stating the first housing is provided with second ultrasound lines relative with first ultrasound lines, the top sides of first ultrasound lines
Along with the top sides of second ultrasound lines along ultrasonic welding；And/or
Second housing is provided with the 3rd ultrasound lines close to the side of the 3rd housing, and the 3rd housing is close to institute
The side for stating the second housing is provided with fourth ultrasound lines relative with the 3rd ultrasound lines, the top sides of the 3rd ultrasound lines
Along with the top sides of the 4th ultrasound lines along ultrasonic welding.
Preferably, first ultrasound lines, second ultrasound lines, the 3rd ultrasound lines and the 4th ultrasound lines
Distinguish trapezoidal or triangle in section.
Preferably, first ultrasound lines and second ultrasound lines are respectively cyclic structure or respectively corresponding point
Segment structure, the 3rd ultrasound lines and the 4th ultrasound lines are respectively cyclic structure or respectively corresponding segmental structure.
Preferably, first ultrasound lines, second ultrasound lines, the 3rd ultrasound lines, the 4th ultrasound lines point
Not corresponding housing is integrally formed.
Preferably, the loudspeaker module also includes the vibrational system and magnetic circuit system being contained in the module inner chamber.
The beneficial effects of the utility model are as follows：
Technical scheme described in the utility model, along ultrasonic welding is carried out, is realized using the top sides of two relative ultrasound lines
：Firstth, have fusion point in two ultrasound lines, in other words, two ultrasound lines melt and are to melt simultaneously, welding it is close
It is good to seal effect；Secondth, fusion point two ultrasound lines top sides along it is upper and away from case surface, have certain buffering to shell
Effect, avoids the casing deformation in ultrasonic welding, can more effectively save space；3rd, it is more beneficial in ultrasonic welding
Energy concentrate on the top sides of ultrasound lines along fusion point, it is necessary to energy it is smaller and energy transmission is more concentrated.
Brief description of the drawings
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings；
Fig. 1 shows the decomposition texture schematic diagram for the loudspeaker module that embodiment one provides.
Fig. 2 shows the profile for the loudspeaker module that embodiment one provides.
Fig. 3 shows the partial enlarged drawing of location A in Fig. 2.
Fig. 4 shows the decomposition texture schematic diagram for the loudspeaker module that embodiment two provides.
Fig. 5 shows the profile for the loudspeaker module that embodiment two provides.
Fig. 6 shows the partial enlarged drawing of B location in Fig. 5.
Embodiment
In order to illustrate more clearly of the utility model, the utility model is done into one with reference to preferred embodiments and drawings
The explanation of step.Similar part is indicated with identical reference in accompanying drawing.It will be appreciated by those skilled in the art that below
Specifically described content is illustrative and be not restrictive, and should not limit the scope of protection of the utility model with this.
Embodiment one
As shown in figure 1, the shell for the loudspeaker module that the present embodiment provides includes two housings：Upper casing 11 and with upper casing 11
The lower casing 12 of adaptation, upper casing 11 and lower casing 12 snap together to form module inner chamber.Module inner chamber contains loudspeaker assembly 13,
Loudspeaker assembly 13 includes vibrational system and magnetic circuit system.Vibrational system includes being fixed on the vibrating diaphragm of interior intracavitary, and driving is shaken
The voice coil loudspeaker voice coil of film sounding, voice coil loudspeaker voice coil are fixed on vibrating diaphragm.It can be single magnetic structure or multipath magnetic circuit knot that magnetic circuit system, which includes,
Structure, in a kind of specific embodiment, magnetic circuit system could be arranged to the multipath magnetic circuit structure for including five blocks of magnet, its specific bag
Washer, magnet and magnetic conductive board are included, washer includes interior washer and side washer, and side washer could be arranged to annular.Magnet includes interior magnetic
Iron and side magnet, side magnet are provided with four altogether, are separately fixed at the four side edge of magnetic conductive board.Internal magnet and interior washer form magnetic circuit
The internal magnetic circuit of system, while magnet and while washer form the external magnetic circuit of magnetic circuit system, external magnetic circuit is looped around the periphery of internal magnetic circuit, and outside
Magnetic gap is provided between magnetic circuit and internal magnetic circuit.The end of voice coil loudspeaker voice coil is located in magnetic gap, and after voice coil loudspeaker voice coil is powered, voice coil loudspeaker voice coil can be in magnetic circuit system
Vibrated in the presence of system, at the same time, voice coil loudspeaker voice coil driving vibrating diaphragm together vibrates, and realizes the sounding of vibrating diaphragm.Certainly, the present embodiment provides
Loudspeaker module, in addition to the acoustic aperture for sound outflow, the specific part and structure of above-mentioned loudspeaker assembly 13 belong to this
The common knowledge of art personnel, will not be repeated here.
As shown in Figures 2 and 3, upper casing 11 has integrally formed first ultrasound lines 110 close to the side of lower casing 12, and second
Housing 12 has the second integrally formed and relative with the first ultrasound lines 110 ultrasound lines 120 close to the side of the first housing 11,
The top sides of first ultrasound lines 110 are along the top sides with the second ultrasound lines 120 along ultrasonic welding.I.e.：The downside of upper casing 11 has
Integrally formed first ultrasound lines 110, the upside of lower casing 12 have integrally formed second ultrasound lines 120.First ultrasound lines 110
With the second ultrasound lines about 120 it is relative, the first ultrasound lines 110 overlap with the upright projection of the second ultrasound lines 120 in other words.The first surpass
The top sides of sound ray 110 are along the top sides with the second ultrasound lines 120 along ultrasonic welding.
The loudspeaker module that the present embodiment provides, due to the first ultrasound lines 110 in ultrasonic welding and the second ultrasound lines 120
Melt and be to melt simultaneously, therefore the good sealing effect of welding；Fusion point is on the top sides edge of the first ultrasound lines 110 and
The top sides of two ultrasound lines 120 have certain delay to upper casing 11 and lower casing 12 along upper and away from upper casing 11 and lower casing 12 surface
Punching acts on, and avoids upper casing 11 or lower casing 12 in ultrasonic welding and deforms, can more effectively save space；Due to ultrasonic by first
The top sides of the top sides edge of line 110 and the second ultrasound lines 120 are more beneficial for energy concentration in ultrasonic welding along ultrasonic welding
In the top sides of the first ultrasound lines 110 and the second ultrasound lines 120 along fusion point, it is necessary to energy it is smaller and energy transmission more collects
In.
In the specific implementation, the shape in the section of the first ultrasound lines 110 and the second ultrasound lines 120 can select this area skill
It is variously-shaped known to art personnel but more preferable in order to be more easy to sealing effectiveness after ultrasonic welding and ultrasonic welding, in the present embodiment
Distinguish trapezoidal or triangle in the section of first ultrasound lines 110 and the second ultrasound lines 120.
In the specific implementation, on the one hand, the first ultrasound lines 110 and the second ultrasound lines 120 can be cyclic structure, i.e. upper casing
Sealed connection between 11 and lower casing 12 realizes by the ultrasonic welding between the first ultrasound lines 110 and the second ultrasound lines 120, this
The mode of sample can strengthen the integral sealing effect and deformation resistance of shell.On the other hand, the first ultrasound lines 110 and the second ultrasound lines
120 can also be corresponding segmental structure (segmental structure opposing upper and lower), i.e., the sealing between upper casing 11 and lower casing 12 connects
A part is connect to be realized along ultrasonic welding of the top sides with the second ultrasound lines 120 between by the top sides of the first ultrasound lines 110,
Another part is realized that it is yielding that such mode may be implemented in shell by sealing glue sticking or other modes of being sealedly and fixedly connected
Connecting portion uses ultrasonic welding of the top sides of the first ultrasound lines 110 along the top sides with the second ultrasound lines 120 between, pin
Sealing effectiveness and deformation resistance are strengthened to yielding connecting portion.
Embodiment two
As shown in figure 4, the shell for the loudspeaker module that the present embodiment provides includes three housings：Upper casing 14 and upper casing 14
The middle shell 15 of adaptation and the lower casing 16 being adapted to middle shell 15, upper casing 14, middle shell 15 and lower casing 16 snap together to be formed in module
Chamber.Module inner chamber contains loudspeaker assembly 13, and the specific part and structure of loudspeaker assembly 13 belong to those skilled in the art
Common knowledge, will not be repeated here.
As shown in Figure 5 and Figure 6, upper casing 14 has integrally formed first ultrasound lines 140, middle shell close to the side of middle shell 15
15 have the second integrally formed and relative with the first ultrasound lines 140 ultrasound lines 150, the first ultrasound close to the side of upper casing 14
The top sides of line 140 are along the top sides with the second ultrasound lines 150 along ultrasonic welding；And/or middle shell 15 is close to the side of lower casing 16
With integrally formed 3rd ultrasound lines, lower casing 16 close to the side of middle shell 15 have it is integrally formed and with the 3rd ultrasound lines phase
To the 4th ultrasound lines, the top sides of the 3rd ultrasound lines are along the top sides with the 4th ultrasound lines along ultrasonic welding.
In the present embodiment, the downside of upper casing 14 has integrally formed first ultrasound lines 140, and the upside of middle shell 15 has one
The second body formed ultrasound lines 150.First ultrasound lines 140 and the second ultrasound lines are relative about 150, in other words the first ultrasound lines
140 overlap with the upright projection of the second ultrasound lines 150.The top sides edge of first ultrasound lines 140 and the top sides of the second ultrasound lines 150
Along ultrasonic welding.
The loudspeaker module that the present embodiment provides, due to the first ultrasound lines 140 in ultrasonic welding and the second ultrasound lines 150
Melt, and be to melt simultaneously, therefore the good sealing effect of welding；Fusion point the first ultrasound lines 140 top sides along with
The top sides of second ultrasound lines 150 have certain buffering along upper and away from upper casing and middle shell surface to upper casing 14 and middle shell 15
Effect, avoids upper casing 14 or middle shell 15 in ultrasonic welding and deforms, can more effectively save space；Due to by the first ultrasound lines
Along the top sides with the second ultrasound lines 150 along ultrasonic welding, in ultrasonic welding being more beneficial for energy concentrates on for 140 top sides
The top sides of first ultrasound lines 140 and the second ultrasound lines 150 along fusion point, it is necessary to energy it is smaller and energy transmission more collects
In.
In the specific implementation, the shape in the section of the first ultrasound lines 140 and the second ultrasound lines 150 can select this area skill
It is variously-shaped known to art personnel but more preferable in order to be more easy to sealing effectiveness after ultrasonic welding and ultrasonic welding, in the present embodiment
Distinguish trapezoidal or triangle in the section of first ultrasound lines 140 and the second ultrasound lines 150.
In the specific implementation, on the one hand, the first ultrasound lines 140 and the second ultrasound lines 150 can be cyclic structure, i.e. upper casing
Sealed connection between 14 and middle shell 15 by the first ultrasound lines 140 top sides along and the second ultrasound lines 150 top sides edge
Between ultrasonic welding realize that such mode can strengthen the integral sealing effect and deformation resistance of shell.On the other hand, first
The ultrasound lines 150 of ultrasound lines 140 and second can also be corresponding segmental structure (segmental structure opposing upper and lower), i.e. upper casing 14
Top sides edge and the top sides of second ultrasound lines 150 of the sealed connection part by the first ultrasound lines 140 between middle shell 15
Ultrasonic welding between realizes that another part is realized by sealing glue sticking or other modes of being sealedly and fixedly connected, such side
Formula may be implemented in top sides edge and the top of second ultrasound lines 150 of the yielding connecting portion of shell using the first ultrasound lines 140
Ultrasonic welding between portion edge, strengthen sealing effectiveness and deformation resistance for yielding connecting portion.
The present embodiment has only enumerated top sides edge and the second ultrasound lines of middle shell 15 of the first ultrasound lines 140 of upper casing 14
Example of 150 top sides along ultrasonic welding, it will be appreciated by persons skilled in the art that the top of the 3rd ultrasound lines of middle shell 15
Portion edge is similar with its along ultrasonic welding with the top sides of the 4th ultrasound lines of lower casing 16, will not be repeated here.
Obviously, above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to embodiment of the present utility model, for those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms, all embodiments can not be exhaustive here,
It is every to belong to obvious changes or variations that the technical solution of the utility model is extended out still in of the present utility model
The row of protection domain.
Claims (10)
1. a kind of loudspeaker module, including the first housing and the second housing with the first casing adaptor, first housing and institute
The second housing is stated to snap together to form module inner chamber, it is characterised in that first housing close to second housing one
Side is provided with the first ultrasound lines, and second housing is provided with and the first ultrasound lines phase close to the side of first housing
To the second ultrasound lines, the top sides of first ultrasound lines are along the top sides with second ultrasound lines along ultrasonic welding.
2. loudspeaker module according to claim 1, it is characterised in that first ultrasound lines and second ultrasound lines
Section distinguish trapezoidal or triangle.
3. loudspeaker module according to claim 1 or 2, it is characterised in that first ultrasound lines and described the second surpass
Sound ray is respectively cyclic structure or respectively corresponding segmental structure.
4. loudspeaker module according to claim 3, it is characterised in that first ultrasound lines and first housing one
It is body formed；Second ultrasound lines and the second shell body by integral forming.
5. loudspeaker module according to claim 1, it is characterised in that the loudspeaker module also includes being contained in the mould
Vibrational system and magnetic circuit system in group inner chamber.
6. a kind of loudspeaker module, including the first housing, with the second housing of the first casing adaptor and with the second casing adaptor
3rd housing, first housing, second housing and the 3rd housing snap together to form module inner chamber, its feature
It is,
First housing is provided with the first ultrasound lines close to the side of second housing, and second housing is close to described
The side of one housing is provided with second ultrasound lines relative with first ultrasound lines, the top sides of first ultrasound lines along with
The top sides of second ultrasound lines are along ultrasonic welding；And/or
Second housing is provided with the 3rd ultrasound lines close to the side of the 3rd housing, and the 3rd housing is close to described
The side of two housings is provided with fourth ultrasound lines relative with the 3rd ultrasound lines, the top sides of the 3rd ultrasound lines along with
The top sides of 4th ultrasound lines are along ultrasonic welding.
7. loudspeaker module according to claim 6, it is characterised in that first ultrasound lines, second ultrasound lines,
Distinguish trapezoidal or triangle in the section of 3rd ultrasound lines and the 4th ultrasound lines.
8. the loudspeaker module according to claim 6 or 7, it is characterised in that first ultrasound lines and described the second surpass
Sound ray is respectively cyclic structure or respectively corresponding segmental structure, and the 3rd ultrasound lines and the 4th ultrasound lines are distinguished
For cyclic structure or respectively corresponding segmental structure.
9. loudspeaker module according to claim 8, it is characterised in that first ultrasound lines, second ultrasound lines,
Corresponding housing is integrally formed respectively for 3rd ultrasound lines, the 4th ultrasound lines.
10. loudspeaker module according to claim 6, it is characterised in that the loudspeaker module is also described including being contained in
Vibrational system and magnetic circuit system in module inner chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721206322.7U CN207184806U (en) | 2017-09-19 | 2017-09-19 | A kind of loudspeaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721206322.7U CN207184806U (en) | 2017-09-19 | 2017-09-19 | A kind of loudspeaker module |
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| Publication Number | Publication Date |
|---|---|
| CN207184806U true CN207184806U (en) | 2018-04-03 |
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ID=61748139
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721206322.7U Active CN207184806U (en) | 2017-09-19 | 2017-09-19 | A kind of loudspeaker module |
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| CN (1) | CN207184806U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021098010A1 (en) * | 2019-11-22 | 2021-05-27 | 歌尔股份有限公司 | Sound generation device module and electronic product |
-
2017
- 2017-09-19 CN CN201721206322.7U patent/CN207184806U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021098010A1 (en) * | 2019-11-22 | 2021-05-27 | 歌尔股份有限公司 | Sound generation device module and electronic product |
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