CN209030434U - Loudspeaker module shell with function of shielding - Google Patents
Loudspeaker module shell with function of shielding Download PDFInfo
- Publication number
- CN209030434U CN209030434U CN201821921833.1U CN201821921833U CN209030434U CN 209030434 U CN209030434 U CN 209030434U CN 201821921833 U CN201821921833 U CN 201821921833U CN 209030434 U CN209030434 U CN 209030434U
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- CN
- China
- Prior art keywords
- mould group
- upper casing
- lower casing
- casing
- shielding
- 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.)
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Abstract
The utility model relates to a kind of loudspeaker module shell with function of shielding, it include the mould group upper casing assembled up and down and mould group lower casing, the surface of both the mould group upper casing and mould group lower casing is plated with curtain coating, the mould group upper casing produced by insert molding has upper casing sheet metal, the mould group lower casing produced by insert molding has lower casing sheet metal, and the thickness of the upper casing sheet metal is equal with the thickness of lower casing sheet metal；The mould group lower casing has mould group upper casing installation position, in both the mould group upper casing and mould group lower casing, one has the first card convex and the second card convex, it is another that there is the first card slot and the second card slot, the mould group upper casing is installed on mould group upper casing installation position, first card convex adapts in the first card slot, and the second card convex adapts in the second card slot.Whereby, while making loudspeaker module shell have the function of shielding interference signal, easy processing, cost is relatively low；Also guarantee the stability and reliability of mould group upper casing and mould group lower casing in ultrasonic welding.
Description
Technical field
The utility model relates to a kind of loudspeaker mould group fields, refer in particular to a kind of loudspeaker mould group with function of shielding
Shell.
Background technique
Loudspeaker mould group is the important acoustic element of portable electronic device, for completing between electric signal and voice signal
Conversion, be a kind of energy conversion device.Loudspeaker mould group generally comprises loudspeaker module shell and loudspeaker monomer, loudspeaker
Monomer is set in loudspeaker module shell.
The electromagnetic wave shielding performance of existing major part loudspeaker module shell is poor, cause the use of loudspeaker monomer be easy by
To influence.Also few part loudspeaker module shell, as sheathing material, realizes the effect of shielding, still using metal material
Metal material is at high cost and the relative mass of metal material is heavier, not easy to be processed.
Therefore, in the utility model patent application, applicant has studied intensively a kind of loudspeaker mould with function of shielding
Assembly housing solves the above problems.
Utility model content
For deficiency present in the above-mentioned prior art, main purpose is to provide a kind of with function of shielding the utility model
Loudspeaker module shell, make loudspeaker module shell have the function of shield interference signal while, easy processing, cost
It is lower；Also guarantee the stability and reliability of mould group upper casing and mould group lower casing in ultrasonic welding.
To realize above-mentioned purpose, the utility model adopts the following technical scheme:
A kind of loudspeaker module shell with function of shielding, includes the mould group upper casing assembled up and down and mould group lower casing,
Wherein:
The surface of both the mould group upper casing and mould group lower casing is plated with curtain coating, the mould group upper casing produced by insert molding
There is upper casing sheet metal, the mould group lower casing produced by insert molding has lower casing sheet metal, the thickness and lower casing metal of the upper casing sheet metal
The thickness of piece is equal；
The mould group lower casing has mould group upper casing installation position, and in both the mould group upper casing and mould group lower casing, one has
First card convex and the second card convex, another to have the first card slot and the second card slot, the mould group upper casing is installed in the installation of mould group upper casing
On position, the first card convex is adapted in the first card slot, and the second card convex adapts in the second card slot.
As a preferred embodiment, the bottom end of the mould group upper casing has integrally been extended to form down for super with mould group lower casing
The first side wall that sonic soldering is connected together, the mould group lower casing correspond to the first side wall and are equipped with the second side for adapting to the first side wall shape
Wall, the first side wall are close on the inside of second sidewall, and the mould group upper casing installation position is located at the inside of second sidewall.
As a preferred embodiment, the upper casing sheet metal with a thickness of 0.15 millimeter.
As a preferred embodiment, the mould group upper casing installation position includes lower casing resigning chamber and lower casing accommodating chamber, under described
Shell sheet metal corresponds to be arranged at lower casing resigning chamber, and first card convex is set to lower casing and steps down intracavitary, second card convex setting
In in lower casing accommodating chamber.
As a preferred embodiment, the mould group upper casing corresponds to lower casing resigning chamber, lower casing accommodating chamber is respectively provided with upper casing and allows
Position chamber and upper casing accommodating chamber, first card slot are set to upper casing resigning chamber, and second card slot is set to upper casing accommodating chamber, institute
The right side for stating mould group upper casing is integrally extended with out line, and the line out is turned left from the right side penetrates through the sound outlet hole of upper casing resigning chamber.
As a preferred embodiment, the outside of the mould group lower casing is equipped with several first arc positioning grooves, in the mould group
The outside of shell is equipped with the second arc positioning groove.
As a preferred embodiment, the mould group upper casing and mould group lower casing are plastic casing, and curtain coating is metal foil
Layer.
As a preferred embodiment, the upper casing sheet metal and lower casing sheet metal are steel disc.
The utility model has clear advantage and beneficial effect compared with prior art, specifically: it is mainly logical
It crosses curtain coating to be plated on mould group upper casing and mould group lower casing, so that loudspeaker module shell has the function of shielding interference signal
While, easy processing, cost is relatively low；Moreover, passing through the cooperation of card convex and card slot, guarantee mould group upper casing and mould group lower casing in ultrasound
Stability and reliability when welding；
Followed by by the first positioning arc groove and the second positioning arc groove, it is convenient for the subsequent assembling of loudspeaker module shell
Positioning；
And overall construction design is ingenious rationally, compact layout, space utilization rate is larger, in addition, line is set to mould out
The right side of group upper casing, realizes and laterally goes out sound, improve out audio fruit.
In order to explain the structural features and functions of the invention more clearly, come with reference to the accompanying drawing with specific embodiment to its into
Row is described in detail.
Detailed description of the invention
Fig. 1 is the decomposition texture schematic diagram of the embodiment of the utility model；
Fig. 2 is the mould group upper casing cross section structure schematic diagram of the embodiment of the utility model；
Fig. 3 is the mould group lower casing cross section structure schematic diagram of the embodiment of the utility model.
Drawing reference numeral explanation:
10, mould group upper casing 101, upper casing resigning chamber
102, upper casing accommodating chamber 103, the first side wall,
11, upper casing sheet metal 12, the first card convex
13, the second card convex 14, out line
141, sound outlet hole 15, the second arc positioning groove
20, mould group lower casing 201, mould group upper casing installation position
202, lower casing resigning chamber 203, lower casing accommodating chamber
21, lower casing sheet metal 22, the first card slot
23, the second card slot 24, second sidewall
25, the first arc positioning groove 30, curtain coating.
Specific embodiment
The utility model is further described with specific embodiment with reference to the accompanying drawing.
As shown in Figure 1 to Figure 3, a kind of loudspeaker module shell with function of shielding includes the mould group assembled up and down
Upper casing 10 and mould group lower casing 20, in which:
The surface of 20 the two of the mould group upper casing 10 and mould group lower casing is plated with curtain coating 30, in the present embodiment,
The upper surface of the mould group upper casing 10 is plated with curtain coating 30, and the lower surface of the mould group lower casing 20 is plated with shielding and applies
Layer 30.The mould group upper casing 10 and mould group lower casing 20 are plastic casing, and curtain coating 30 is thin metal layer.The mould group upper casing
10 produced by insert molding have upper casing sheet metal 11, and 20 produced by insert molding of mould group lower casing has lower casing sheet metal 21, the upper casing sheet metal
11 thickness is equal with the thickness of lower casing sheet metal 21；Preferably, in order to realize better oscillation space, the upper casing sheet metal
11 with a thickness of 0.15 millimeter.The upper casing sheet metal 11 and lower casing sheet metal 21 are steel disc, it is of course also possible to for other gold
Belong to chip architecture.By upper casing sheet metal 11 and lower casing sheet metal 21, the vibration that can effectively increase loudspeaker monomer interior vibrating diaphragm is empty
Between, furthermore, it is possible to improve the heat dissipation effect in loudspeaker module shell, prolong the service life.
The mould group lower casing 20 has mould group upper casing installation position 201, in 20 the two of the mould group upper casing 10 and mould group lower casing,
One has the first card convex 12 and the second card convex 13, another to have the first card slot 22 and the second card slot 23, the mould group upper casing 10
It is installed on mould group upper casing installation position 201, the first card convex 12 adapts in the first card slot 22, and the second card convex 13 adapts to the second card
In slot 23.By the cooperation of the first card convex 12 and the first card slot 22, the cooperation of the second card convex 13 and the second card slot 23, guarantee ultrasound
Connection stability and reliability between mould group upper casing 10 and mould group lower casing 20 when welding.
The mould group upper casing installation position 201 includes lower casing resigning chamber 202 and lower casing accommodating chamber 203, the lower casing sheet metal
It is arranged at 21 corresponding lower casing resigning chambers 202, first card convex 12 is set in lower casing resigning chamber 202, second card convex 13
It is set in lower casing accommodating chamber 203.
The corresponding lower casing resigning chamber 202 of the mould group upper casing 10, lower casing accommodating chamber 203 are respectively provided with 101 and of upper casing resigning chamber
Upper casing accommodating chamber 102, first card slot 22 are set to upper casing resigning chamber 101, and second card slot 23 is set to upper casing receiving
Chamber 102, the right side of the mould group upper casing 10 are integrally extended with out line 14, and the line 14 out is turned left from the right side penetrates through upper casing resigning
The sound outlet hole 141 of chamber 101.
The bottom end of the mould group upper casing 10 has integrally been extended to form down for being ultrasonically welded together with mould group lower casing 20
The first side wall 103, the corresponding the first side wall 103 of the mould group lower casing 20 is equipped with the second side for adapting to 103 shape of the first side wall
Wall 24, the first side wall 103 are close to 24 inside of second sidewall, and 20 installation position of mould group upper casing is located at the interior of second sidewall 24
Side.
The outside of the mould group lower casing 20 is equipped with several first arc positioning grooves 25, and the outside of the mould group upper casing 10 is equipped with
Second arc positioning groove 15, so that accurate positioning is installed between subsequent loudspeaker module shell and other parts, it is easy to assembly.
The utility model designing points are that mainly passing through curtain coating is plated on mould group upper casing and mould group lower casing
On, while so that loudspeaker module shell has the function of shielding interference signal, easy processing, cost is relatively low；Moreover, passing through card
Convex and card slot cooperation guarantees the stability and reliability of mould group upper casing and mould group lower casing in ultrasonic welding；
Followed by by the first positioning arc groove and the second positioning arc groove, it is convenient for the subsequent assembling of loudspeaker module shell
Positioning；
And overall construction design is ingenious rationally, compact layout, space utilization rate is larger, in addition, line is set to mould out
The right side of group upper casing, realizes and laterally goes out sound, improve out audio fruit.
The above is only the utility model preferred embodiment, not appoints to the technical scope of the utility model
What is limited, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent variations
With modification, it is still within the scope of the technical solutions of the present invention.
Claims (8)
1. a kind of loudspeaker module shell with function of shielding, it is characterised in that: include the mould group upper casing that assembles up and down and
Mould group lower casing, in which:
The surface of both the mould group upper casing and mould group lower casing is plated with curtain coating, on the mould group upper casing produced by insert molding has
Shell sheet metal, the mould group lower casing produced by insert molding have lower casing sheet metal, thickness and the lower casing sheet metal of the upper casing sheet metal
Thickness is equal；
The mould group lower casing has mould group upper casing installation position, and in both the mould group upper casing and mould group lower casing, one has first
Card convex and the second card convex, another to have the first card slot and the second card slot, the mould group upper casing is installed on mould group upper casing installation position,
First card convex adapts in the first card slot, and the second card convex adapts in the second card slot.
2. the loudspeaker module shell according to claim 1 with function of shielding, it is characterised in that: the mould group upper casing
Bottom end integrally extend to form the first side wall for being ultrasonically welded together with mould group lower casing, the mould group lower casing pair down
The first side wall is answered to be equipped with the second sidewall for adapting to the first side wall shape, the first side wall is close on the inside of second sidewall, described
Mould group upper casing installation position is located at the inside of second sidewall.
3. the loudspeaker module shell according to claim 1 with function of shielding, it is characterised in that: the upper casing metal
Piece with a thickness of 0.15 millimeter.
4. the loudspeaker module shell according to claim 1 with function of shielding, it is characterised in that: the mould group upper casing
Installation position includes lower casing resigning chamber and lower casing accommodating chamber, and the lower casing sheet metal corresponds to be arranged at lower casing resigning chamber, and described first
Card convex be set to lower casing step down it is intracavitary, second card convex is set in lower casing accommodating chamber.
5. the loudspeaker module shell according to claim 4 with function of shielding, it is characterised in that: the mould group upper casing
Corresponding lower casing resigning chamber, lower casing accommodating chamber are respectively provided with upper casing resigning chamber and upper casing accommodating chamber, and first card slot is set to
Shell resigning chamber, second card slot are set to upper casing accommodating chamber, and the right side of the mould group upper casing is integrally extended with out line, described
Line is turned left from the right side out penetrates through the sound outlet hole of upper casing resigning chamber.
6. the loudspeaker module shell according to claim 1 with function of shielding, it is characterised in that: the mould group lower casing
Outside be equipped with several first arc positioning grooves, the outside of the mould group upper casing is equipped with the second arc positioning groove.
7. the loudspeaker module shell according to claim 1 with function of shielding, it is characterised in that: the mould group upper casing
It is plastic casing with mould group lower casing, curtain coating is thin metal layer.
8. the loudspeaker module shell according to claim 1 with function of shielding, it is characterised in that: the upper casing metal
Piece and lower casing sheet metal are steel disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821921833.1U CN209030434U (en) | 2018-11-21 | 2018-11-21 | Loudspeaker module shell with function of shielding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821921833.1U CN209030434U (en) | 2018-11-21 | 2018-11-21 | Loudspeaker module shell with function of shielding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209030434U true CN209030434U (en) | 2019-06-25 |
Family
ID=66909804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821921833.1U Expired - Fee Related CN209030434U (en) | 2018-11-21 | 2018-11-21 | Loudspeaker module shell with function of shielding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209030434U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021056772A1 (en) * | 2019-09-29 | 2021-04-01 | 掌阅科技股份有限公司 | Housing assembly and mobile terminal |
-
2018
- 2018-11-21 CN CN201821921833.1U patent/CN209030434U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021056772A1 (en) * | 2019-09-29 | 2021-04-01 | 掌阅科技股份有限公司 | Housing assembly and mobile terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190625 Termination date: 20201121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |