CN207802358U - A kind of speaker housings - Google Patents
A kind of speaker housings Download PDFInfo
- Publication number
- CN207802358U CN207802358U CN201721850300.4U CN201721850300U CN207802358U CN 207802358 U CN207802358 U CN 207802358U CN 201721850300 U CN201721850300 U CN 201721850300U CN 207802358 U CN207802358 U CN 207802358U
- Authority
- CN
- China
- Prior art keywords
- nut
- mounting hole
- speaker housings
- shell
- bulge loop
- 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.)
- Expired - Fee Related
Links
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The utility model discloses a kind of speaker housings, including：Shell and nut are provided with mounting hole corresponding with the nut on the shell, and the screw nut pressing is in the mounting hole；Wedge-shaped bulge loop is provided in the mounting hole, the wedge shape bulge loop is the lug boss extended that rounds on the inner wall of the mounting hole, the wedge shape bulge loop has the inclined surface for the side come in towards the screw nut pressing and towards the card access surface of the other side, the side wall angle of the inclined surface and the mounting hole is obtuse angle, and clamping structure corresponding with the wedge bulge loop is provided on the nut.The technical solution of the utility model can improve efficiency of assembling of the nut in speaker housings.
Description
Technical field
The utility model is related to assembling structure technical fields, more particularly, to a kind of speaker housings.
Background technology
Loud speaker is indispensable in electro-acoustic product as a kind of energy converter converting electrical signals to voice signal
Component.With the increasingly update of technology, the design of electronic product is increasingly intended to sophistication, compact and intelligent, work
Constantly develop to more frivolous direction for the loudspeaker unit of electronic product important spare part.
It can be all generally provided with nut in speaker housings, for fixed and with other components the company of the entirety of loud speaker
It connects.But speaker housings are more and more thinner under lightening trend, traditional hot-melting nut mode, which is assembled, can cause loud speaker
The cracking of shell.
Currently, using it is more be insert injection moulding method technique, it is MIM nuts to be usually embedded.After speaker housings molding,
MIM nuts need second time electroplating, and the corrosion resistance of second time electroplating back nut is unstable, and when second time electroplating also needs to individually increase
Plating is even expected, cost increase is caused.In MIM nut insert injection mouldings, the phenomenon that being susceptible to excessive glue, influences conduction property.
Utility model content
One purpose of the utility model is to provide a kind of new solution of speaker housings.
The first aspect according to the present utility model provides a kind of speaker housings, including：Shell and nut, it is described
Mounting hole corresponding with the nut is provided on shell, the screw nut pressing is in the mounting hole；It is set in the mounting hole
It is equipped with wedge-shaped bulge loop, the wedge shape bulge loop is the lug boss extended that rounds on the inner wall of the mounting hole, the wedge shape
Bulge loop have towards the screw nut pressing enter mounting hole side inclined surface and towards the card access surface of the other side, the inclination
The side wall angle of face and the mounting hole is obtuse angle, and clamping structure corresponding with the wedge bulge loop is provided on the nut.
Optionally, the section of the wedge-shaped bulge loop is in a rectangular trapezoid, and the inclined surface is trapezoidal hypotenuse, and the card access surface is
Trapezoidal right-angle side.
Optionally, the clamping structure is stupefied for the convex annular extended that rounds on the outer wall of the nut, will be described
After screw nut pressing to the mounting hole, the convex annular is stupefied positioned at the lower section of the lug boss, and the convex annular is stupefied with the card
Junction abuts against, rectangular close to the surface of the card access surface side and the nut outer wall.
Optionally, it is characterized in that, the surface of the stupefied other side of the convex annular and the side end face of the mounting hole.
Optionally, the periphery of the nut and the mounting hole entrance corresponding position is formed with extension.
Optionally, the mounting hole is formed with groove corresponding with the extension, and the extension is embedded in the groove
It is interior.
Optionally, the extension is flushed in the surface of shell of the groove vicinity.
Optionally, there is gap between the nut and the side wall of the mounting hole.
Optionally, the both ends of the nut are respectively arranged with the boss for the surface of shell for protruding from the mounting hole both ends,
The diameter of the boss is less than or equal to diameter of the nut at the both ends of the mounting hole.
According to one embodiment disclosed by the utility model, the processing technology of speaker housings is simplified, spiral shell can be improved
Efficiency of assembling of the mother in speaker housings.
By referring to the drawings to the detailed description of the exemplary embodiment of the utility model, the utility model it is other
Feature and its advantage will become apparent.
Description of the drawings
It is combined in the description and the attached drawing of a part for constitution instruction shows the embodiments of the present invention, and
And together with its explanation for explaining the principles of the present invention.
Fig. 1 is the schematic diagram for the nut that specific embodiment of the utility model provides；
Fig. 2 is the partial sectional view for the shell that specific embodiment of the utility model provides；
Fig. 3 is the partial enlarged view of Fig. 2；
Fig. 4 be specific embodiment of the utility model provide screw nut pressing to shell partial sectional view；
Fig. 5 is the partial enlarged view of Fig. 4.
Wherein：1, shell, 2, nut, 3, mounting hole, 4, wedge-shaped bulge loop, 5, convex annular it is stupefied, 6, extension, 7, groove, 8,
Gap, 9, boss
Specific implementation mode
The various exemplary embodiments of the utility model are described in detail now with reference to attached drawing.It should 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.
It is illustrative to the description only actually of at least one exemplary embodiment below, is never used as to this practicality
Novel and its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
In shown here and discussion all examples, any occurrence should be construed as merely illustrative, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent attached drawing in a attached drawing.
Embodiment one
The utility model provides a kind of speaker housings, as shown in Figs. 1-5, including shell 1 and nut 2, the shell 1
On be provided with mounting hole 3 corresponding with the nut 2, the pressing of the nut 2 is mounted in the mounting hole 3.Specifically, described
Be provided with wedge-shaped bulge loop 4 in mounting hole 3, the wedge shape bulge loop 4 be the mounting hole 3 inner wall on round extend it is convex
The portion of rising, the wedge shape bulge loop 4 have the card access surface of the inclined surface and the other side for the side come in towards the pressing of the nut 2, institute
The side wall angle for stating inclined surface and the mounting hole 3 is obtuse angle, is provided on the nut 2 corresponding with the wedge-shaped bulge loop 4
Clamping structure.Preferably, the nut 2 is made by MIM methods, the nut 2 is installed to using automation equipment pressing
In the mounting hole 3, by the cooperation of clamping structure and the wedge-shaped bulge loop 4 in the mounting hole 3 on the nut 2, by institute
Nut 2 is stated firmly to snap fit onto on the shell 1.Optionally, those skilled in the art can also use other methods to make life
The nut 2 is produced, the transformation of these production methods belongs to the scope of protection of the utility model.
The utility model proposes speaker housings, shell 1 and nut 2 directly can form jail by the clamping in structure
Solid connection so that the installation speed of speaker housings top nut is further speeded up, and improves production efficiency.Meanwhile relative to
The existing method that nut is embedded into shell by hot melt and injection moulding, the technical solution of the utility model can to avoid due to
The case where insertion of nut causes shell to crack when loud speaker is relatively thin occurs；It need not carry out outside speaker housings hot melt and loud speaker
The placement of nut, reduces technology difficulty in shell grinding tool；Without the gluing when nut is embedded in, production cost is saved, is also avoided
Because gluing, which generates excessive glue, causes nut imperfect earth the phenomenon that.Furthermore nut is being embedded into loud speaker by injection moulding process
When shell, nut needs to carry out second time electroplating, and needs to increase company's material that second time electroplating uses, and in the technology of the utility model
In scheme, the nut 2 need not carry out second time electroplating, and plating for the first time can further be saved using injection channel as even material
Production cost has been saved, the difficulty of production technology is reduced.
Preferably, there are one wedge-shaped bulge loops 4 for setting in the mounting hole 3.Optionally, those skilled in the art are according to tool
Body structure needs, and two or more wedge-shaped bulge loops can be arranged, and the transformation of these wedge-shaped bulge loop quantity belongs to the utility model
Protection domain.
Specifically, as Figure 2-3, the section of the wedge shape bulge loop 4 is in a rectangular trapezoid, and the inclined surface is the right angle
Trapezoidal bevel edge, the card access surface are the right-angle side of the right-angled trapezium.
Further, as described in Figure 1, the clamping structure is the ring extended that rounds on the outer wall of the nut 2
Shape convex stupefied 5.As illustrated in figures 4-5, after the nut 2 being pressed to the mounting hole 3, the convex annular stupefied 5 is located at the protrusion
The lower section in portion, the convex annular stupefied 5 are abutted with the card access surface, and close one side surface of the card access surface is outer with the nut 2
Wall is rectangular.The nut 2 is when by pressing by outside force to the mounting hole 1, stupefied 5 elder generation of convex annular and the wedge-shaped bulge loop 4
Inclined surface contact, due to the inclined surface and the mounting hole 3 side wall in obtuse angle, the wedge shape bulge loop 4 and the annular
Slight deformation occurs for convex stupefied 5 stress, and the convex annular stupefied 5 is made to slide into the lower section of the wedge-shaped bulge loop 4, institute along the inclined surface
It states card access surface and the surface of the stupefied close card access surface side of the convex annular is mutually parallel, it is all rectangular with side wall, it is formed good
Good clamping.
Further, as illustrated in figures 4-5, the surface of the other side of the convex annular stupefied 5 and the end face of the mounting hole 3 are neat
It is flat.Can rapidly it be sentenced by judging whether the surface of the other side of the convex annular stupefied 5 flushes with the end face of the mounting hole 3
Break the nut 2 installation it is whether qualified.
Specifically, as shown in Figure 1, the periphery at the position corresponding with the entrance of the mounting hole 3 of the nut 2 is formed with and prolongs
Extending portion 6.When the screw nut pressing is to the mounting hole 3, the shell of the extension 6 and the inlet location of the mounting hole 3
It abuts, makes to form limit on the axial direction of the mounting hole 3 when the installation of the nut 2, facilitate the peace of the nut 2
Dress, improves production efficiency.
Further, as Figure 2-3,7 corresponding groove 7 of the extension is formed in the mounting hole 3, it is described to prolong
Extending portion is in the groove 7.When the nut 2 presses to the mounting hole, the extension 6 is right in the groove 7
The nut 2 forms better limit, make the nut 2 install when the mounting hole 3 axially and radially on all formed limit
Position, further facilitates the installation of the nut 2, improves production efficiency, increase the nut 2 and press to the installation
Stability behind hole 3.
Further, as illustrated in figures 4-5, the extension 6 is flushed with the surface of shell around the groove 7.It will be described
Extension 6 is set as flushing with the surface around the groove 7, after the nut 2 presses to the mounting hole 3, Ke Yitong
It crosses and judges that whether the extension 6 with the surface around the groove 7 is to flush, and judges that rapidly the installation of the nut 2 is
No qualification.
Specifically, as shown in figure 5, after the nut 2 presses to the mounting hole 3, the nut 2 and the mounting hole 3
Between there is gap 8, the setting in the gap 8 causes shell when can be installed on the shell 1 to avoid the nut 2
Rupture, especially when the shell 1 is extremely thin, can largely avoid the appearance of casing rupture problem.
In addition, as shown in Figure 1, the both ends of the nut 2 are respectively arranged with the shell table for protruding from the mounting hole both ends
The diameter of the boss 9 in face, the boss 9 is less than or equal to diameter of the nut 2 at the both ends of the mounting hole 3.It is described
The setting of boss 9, screw rod abuts on the shell 1 when can be inserted into the nut 2 to avoid screw rod, and the shell 1 is by spiral shell
The extruding force of bar is easy to cause rupture.
As shown in Figs. 1-5, screw thread is not provided in the nut 2 in the speaker housings that the present embodiment one provides, screw rod is logical
The nut 2 is crossed to connect speaker housings with other component.Those skilled in the art are as needed, can select in the spiral shell
It is threaded in mother 2, the transformation of these nut inner threads belongs to the scope of protection of the utility model.
In addition, the processing method of the speaker housings of the utility model, specifically includes：
For the nut 2 by metal injection molded, use is metal injection molded, 2 stable quality of the nut of output, raw
Produce efficient, it can be achieved that automation, high-volume, large-scale production, and Product Precision is higher.After the nut 2 is molded, gold is utilized
Belong to injection molding injection canal the nut 2 is electroplated, while ensureing electroplating effect, injection canal be utilized,
Reduce the use that plating is even expected, saves production cost, improve production efficiency.Optionally, the nut 2 can also use
Other methods are molded, and the utility model is without limitation, every technical solution that can reach similar technology effect, belong to this
The protection domain of utility model.
The shell 1 carries out the making of 1 mold of the shell by injection molding, is formed in the mould and institute
The corresponding mounting hole 3 of nut is stated, then injection molding forms the shell 1.The utility model does not do 1 molding method of prime number shell
Limitation, it is every can reaching similar technology effect, belong to the scope of protection of the utility model.
Using automation equipment, the nut 2 is pressed to from the indentation end of the mounting hole 3 in the mounting hole, it is complete
At the installation of 1 top nut 2 of the shell.
The assembly technology of speaker housings provided by the utility model, relative to it is existing by hot melt and injection moulding by spiral shell
Mother is embedded into the method for shell, the technical solution of the utility model can to avoid due to loud speaker is relatively thin when nut insertion cause
The case where shell cracks occurs；The placement that need not carry out nut in speaker housings hot melt and speaker housings grinding tool, reduces
Technology difficulty；Without the gluing when nut is embedded in, production cost is saved, also avoids causing nut because gluing generates excessive glue
The phenomenon that imperfect earth.Furthermore injection moulding process, when nut is embedded into loudspeaker housing, nut needs to carry out secondary electricity
Plating, and need to increase company's material that second time electroplating uses, and in the technical solution of the utility model, the nut 2 need not carry out
Second time electroplating further saves production cost, reduces the difficulty of production technology.Meanwhile institute is completed using automation equipment
The action that nut 2 is pressed into the mounting hole 3 is stated, not only ensure that the accuracy of pressing action, but also improves production effect
Rate.
Although some specific embodiments of the utility model are described in detail by example, this field
It is to be understood by the skilled artisans that example above merely to illustrate, 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 of, to above example
It modifies.The scope of the utility model is defined by the following claims.
Claims (9)
1. a kind of speaker housings, which is characterized in that including：Shell and nut are provided with and the nut pair on the shell
The mounting hole answered, the screw nut pressing is in the mounting hole；Wedge-shaped bulge loop, the wedge shape bulge loop are provided in the mounting hole
Round the lug boss extended on inner wall for the mounting hole, it is described wedge shape bulge loop have towards the screw nut pressing into
Enter the inclined surface of the side of mounting hole and the card access surface towards the other side, the inclined surface and the side wall angle of the mounting hole are
Obtuse angle is provided with clamping structure corresponding with the wedge bulge loop on the nut.
2. speaker housings according to claim 1, which is characterized in that the section of the wedge shape bulge loop is in a rectangular trapezoid,
The inclined surface is trapezoidal hypotenuse, and the card access surface is trapezoidal right-angle side.
3. speaker housings according to claim 2, which is characterized in that the clamping structure is on the outer wall of the nut
The convex annular extended that rounds is stupefied, and after the screw nut pressing to the mounting hole, the convex annular is stupefied positioned at described convex
The lower section in the portion of rising, the convex annular is stupefied to be abutted against with the card access surface, surface and the nut close to the card access surface side
Outer wall is rectangular.
4. speaker housings according to claim 3, which is characterized in that the surface of the stupefied other side of the convex annular and institute
State the side end face of mounting hole.
5. speaker housings according to claim 1, which is characterized in that the nut is corresponding with the entrance of the mounting hole
The periphery at position is formed with extension.
6. speaker housings according to claim 5, which is characterized in that the inlet of the mounting hole be formed with it is described
The corresponding groove of extension, the extension is in the groove.
7. speaker housings according to claim 6 rise and are characterized in that, the shell of the extension and the groove vicinity
Surface flushes.
8. speaker housings according to claim 1, which is characterized in that between the nut and the side wall of the mounting hole
With gap.
9. speaker housings according to claim 1, which is characterized in that the both ends of the nut, which are respectively arranged with, to be protruded from
The diameter of the boss of the surface of shell at the mounting hole both ends, the boss is less than or equal to the nut in the mounting hole
Diameter at both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721850300.4U CN207802358U (en) | 2017-12-26 | 2017-12-26 | A kind of speaker housings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721850300.4U CN207802358U (en) | 2017-12-26 | 2017-12-26 | A kind of speaker housings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207802358U true CN207802358U (en) | 2018-08-31 |
Family
ID=63278815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721850300.4U Expired - Fee Related CN207802358U (en) | 2017-12-26 | 2017-12-26 | A kind of speaker housings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207802358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108260058A (en) * | 2017-12-26 | 2018-07-06 | 歌尔股份有限公司 | A kind of assembly technology of speaker housings and speaker housings |
-
2017
- 2017-12-26 CN CN201721850300.4U patent/CN207802358U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108260058A (en) * | 2017-12-26 | 2018-07-06 | 歌尔股份有限公司 | A kind of assembly technology of speaker housings and speaker housings |
| CN108260058B (en) * | 2017-12-26 | 2024-04-26 | 歌尔股份有限公司 | Loudspeaker shell and assembly process of loudspeaker shell |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20140103820A (en) | The manufacturing method of the built-in antenna | |
| CN204046825U (en) | The speaker housings of integrated injection molding | |
| CN207802358U (en) | A kind of speaker housings | |
| CN108260058A (en) | A kind of assembly technology of speaker housings and speaker housings | |
| CN210670153U (en) | Shell and electronic equipment | |
| CN202042672U (en) | Electric connector | |
| CN201444510U (en) | Split-body pin | |
| CN203984674U (en) | Loud speaker module | |
| CN201927807U (en) | Electric connector | |
| CN216057731U (en) | Connecting structure for in-mold injection molding and electronic equipment | |
| CN201226399Y (en) | Straight pin type switch power supply adapter structure | |
| CN209794431U (en) | Injection molding die of circuit breaker base | |
| CN209774560U (en) | Heavy electric hammer | |
| CN215007704U (en) | Prevent reverse-installation stranding mould | |
| CN213278083U (en) | IGBT side frame L1 type terminal | |
| CN206176291U (en) | Forced high insulating lamp holder | |
| CN212266543U (en) | Injection machine structure | |
| CN211727429U (en) | Water jacket insert with small insert | |
| CN212386438U (en) | Hot stamping grid with clamping structure | |
| KR20010055786A (en) | a terminal produce a method of electrical machinery and appliances joining and that structure | |
| CN217116130U (en) | Mobile phone shell | |
| CN215816544U (en) | Improved structure for connecting and fixing square-head plug-pull assembly | |
| CN103213254A (en) | Novel hot channel system | |
| CN216941592U (en) | Injection molding head convenient to disassemble and assemble for injection mold | |
| CN210996384U (en) | Insert assembling structure |
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: 20180831 Termination date: 20191226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |