CN209593746U - A kind of Microspeaker - Google Patents
A kind of Microspeaker Download PDFInfo
- Publication number
- CN209593746U CN209593746U CN201920401839.4U CN201920401839U CN209593746U CN 209593746 U CN209593746 U CN 209593746U CN 201920401839 U CN201920401839 U CN 201920401839U CN 209593746 U CN209593746 U CN 209593746U
- Authority
- CN
- China
- Prior art keywords
- positioning column
- location hole
- wall
- protrusion
- positioning
- 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.)
- Active
Links
Landscapes
- Telephone Set Structure (AREA)
Abstract
The utility model discloses a kind of Microspeakers, including upper casing and lower casing, the upper casing is equipped with location hole, the lower casing is equipped with and matches positioning column with the location hole, has along the outer wall for the raised and/or described positioning column that the depth of positioning hole direction is arranged on the inner wall of the location hole with the protrusion being arranged along the depth of positioning hole direction.Protrusion on location hole inner wall/positioning column outer wall can form stable connection by interference fit with positioning column/location hole, and there are deformation spaces appropriate between positioning column and positioning hole, it prevents positioning column to be broken under vibration at high speed, ensures the structural stability of Microspeaker.
Description
Technical field
The utility model relates to speaker technology field more particularly to a kind of Microspeakers.
Background technique
The larger or Microspeaker mould group with offbeat form of volume usually requires location hole and positioning rod structure is auxiliary
Help positioning.It please refers to attached drawing 1, the positioning 3 of existing Microspeaker and positioning column 4 and rock-steady structure is formed by interference fit, it is fixed
Gap is not present between the inner wall in position hole 3 and the outer wall of positioning column 4, therefore when processing using ultrasound to loudspeaker,
Positioning column is easy to be broken under vibration at high speed, influences the monolithic stability of loudspeaker.
Utility model content
The technical problem to be solved by the utility model is to provide be able to maintain the miniature of rock-steady structure under a kind of Ultrasonic machining
Loudspeaker.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows: a kind of Microspeaker, including it is upper
Shell and lower casing, the upper casing are equipped with location hole, and the lower casing is equipped with and matches positioning column, the positioning with the location hole
On the inner wall in hole with along the outer wall for the raised and/or described positioning column that the depth of positioning hole direction is arranged have along described
The protrusion of depth of positioning hole direction setting.
Further, the quantity of the protrusion is multiple, and multiple protrusions are equal uniformly around the central axis of the positioning column
Cloth.
Further, the quantity of the protrusion is three.
Further, further include flexible circuit board and sounding monomer, the flexible circuit board and sounding monomer be set to by
In the accommodating space that the upper casing and lower casing surround.
Further, the positioning column is equipped with the protrusion, and the protrusion on the positioning column contradicts the positioning
The inner wall in hole.
Further, it is equipped with the protrusion on the inner wall of the location hole, it is described convex on the inner wall of the location hole
Act the outer wall for contradicting the positioning column.
The utility model has the beneficial effects that: protrusion on location hole inner wall/positioning column outer wall can be with positioning column/fixed
Position hole forms stable connection by interference fit, and there are deformation spaces appropriate between positioning column and positioning hole, prevent
Only positioning column is broken under vibration at high speed, ensures the structural stability of Microspeaker.
Detailed description of the invention
Fig. 1 is the cross-sectional view of existing loudspeaker；
Fig. 2 is the explosive view of the Microspeaker of the utility model embodiment one；
Fig. 3 is that the location hole of the Microspeaker of the utility model embodiment one matches schematic diagram with positioning column；
Fig. 4 is the upper case structure schematic diagram of the Microspeaker of the utility model embodiment one；
Fig. 5 is the positioning column top view of the Microspeaker of the utility model embodiment two.
Label declaration:
1, upper casing；
2, lower casing；
3, location hole；
4, positioning column；
5, raised；
6, flexible circuit board；
7, sounding monomer.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is: under the connection function of protrusion, also staying between positioning column and positioning hole
There is deformation space appropriate, positioning column is prevented to be broken under vibration at high speed.
Referring to figure 2. to Fig. 5, a kind of Microspeaker, including upper casing 1 and lower casing 2, the upper casing 1 is equipped with location hole
3, the lower casing 2, which is equipped with, matches positioning column 4 with the location hole 3, has on the inner wall of the location hole 3 along the positioning
With being arranged along 3 depth direction of location hole in the protrusion 5 of 3 depth direction of hole setting and/or the outer wall of the positioning column 4
Protrusion 5.
The structural principle of the utility model is summarized as follows: raised presence matches positioning column and positioning hole by interference
Conjunction forms stable connection, does not have there is certain deformation on the peripheral wall in the presence of protrusion at the same time, in positioning column and positioning hole
Space, during Ultrasonic machining, the deformation that positioning column occurs under vibration at high speed can do extension appropriate in the space, prevent
Only stress is excessive and be broken.
As can be seen from the above description, the utility model has the beneficial effects that: protrusion on location hole inner wall/positioning column outer wall
Stable connection can be formed by interference fit with positioning column/location hole, and there are suitable between positioning column and positioning hole
When deformation space, prevent positioning column to be broken under vibration at high speed, ensure the structural stability of Microspeaker.
Further, raised 5 quantity be it is multiple, multiple described raised 5 uniformly around the positioning column 4 central axis
It is uniformly distributed.
Seen from the above description, the protrusion being uniformly arranged is more uniformly stressed, and is conducive to extend the service life of positioning column.
Further, raised 5 quantity is three.
It further, further include flexible circuit board 6 and sounding monomer 7, the flexible circuit board 6 and sounding monomer 7 are all provided with
In in the accommodating space surrounded by the upper casing 1 and lower casing 2.
Seen from the above description, flexible circuit board and sounding monomer are coated on interior by upper casing and lower casing, are played certain protection and are made
With avoiding flexible circuit board and sounding monomer from being surprisingly damaged.
Further, the positioning column 4 is equipped with described raised 5, described in raised 5 conflict on the positioning column 4
The inner wall of location hole 3.
Further, described raised 5 are equipped on the inner wall of the location hole 3, it is described on the inner wall of the location hole 3
Protrusion 5 contradicts the outer wall of the positioning column 4.
Embodiment one
Referring to figure 2. to Fig. 4, the embodiments of the present invention one are as follows: a kind of Microspeaker, including upper casing 1 and lower casing
2, the upper casing 1 is equipped with location hole 3, and the lower casing 2, which is equipped with, matches positioning column 4, the location hole with the location hole 3
There is the protrusion 5 being arranged along 3 depth direction of location hole on 3 inner wall.
It is detailed, raised 5 quantity be it is multiple, multiple described raised 5 uniformly around the positioning column 4 central axis it is equal
Cloth.Specifically, raised 5 quantity is three.
It further include flexible circuit board 6 and sounding monomer 7, the flexible circuit board 6 and sounding monomer 7 are set to by described
In the accommodating space that shell 1 and lower casing 2 surround.
In the present embodiment, described raised 5, on the inner wall of the location hole 3 are equipped on the inner wall of the location hole 3
Described raised 5 contradict the outer wall of the positioning column 4.
The structural principle of the present embodiment is summarized as follows: there are three along the 3 depth side of location hole for tool on the inner wall of location hole 3
It to the protrusion 5 of setting, is uniformly distributed on the inner wall of location hole 3 for three described raised 5 and uniform force, matches with location hole 3
The positioning column 4 of conjunction can form stable connection, and have positioning between two neighboring raised 5 under the action of protrusion 5
The deformation space of column 4, the deformation space can prevent positioning column 4 from meeting with stresses excessive and being broken, and ensure Microspeaker
Structural stability.
Embodiment two
Referring to figure 2., Fig. 4 and Fig. 5, the embodiments of the present invention two are as follows: a kind of Microspeaker, including 1 He of upper casing
Lower casing 2, the upper casing 1 are equipped with location hole 3, and the lower casing 2, which is equipped with, matches positioning column 4 with the location hole 3, described fixed
There is the protrusion 5 being arranged along 3 depth direction of location hole on the outer wall of position column 4.
It is detailed, raised 5 quantity be it is multiple, multiple described raised 5 uniformly around the positioning column 4 central axis it is equal
Cloth.Specifically, raised 5 quantity is three.
It further include flexible circuit board 6 and sounding monomer 7, the flexible circuit board 6 and sounding monomer 7 are set to by described
In the accommodating space that shell 1 and lower casing 2 surround.
In the present embodiment, the positioning column 4 is equipped with described raised 5, and described raised 5 on the positioning column 4 contradict institute
State the inner wall of location hole 3.
The structural principle of the present embodiment is summarized as follows: there are three along the 3 depth side of location hole for tool on the outer wall of positioning column 4
It to the protrusion 5 of setting, is uniformly distributed on the outer wall of positioning column 4 for three described raised 5 and uniform force, matches with positioning column 4
The location hole 3 of conjunction can form stable connection, and have positioning between two neighboring raised 5 under the action of protrusion 5
The deformation space of column 4, the deformation space can prevent positioning column 4 from meeting with stresses excessive and being broken, and ensure Microspeaker
Structural stability.
Embodiment three
The difference of the present embodiment and above-described embodiment is, in the present embodiment, a kind of Microspeaker, including upper casing and
Lower casing, the upper casing are equipped with location hole, and the lower casing, which is equipped with, matches positioning column with the location hole, it is characterised in that:
There is the protrusion being arranged along the depth of positioning hole direction on the inner wall of the location hole, and also have on the outer wall of the positioning column
There is the protrusion along depth of positioning hole direction setting.
In conclusion Microspeaker provided by the utility model, protrusion on location hole inner wall/positioning column outer wall can be with
Stable connection is formed by interference fit with positioning column/location hole, and there are appropriate between positioning column and positioning hole
Deformation space prevents positioning column to be broken under vibration at high speed, ensures the structural stability of Microspeaker；Upper casing and lower casing
In flexible circuit board and sounding monomer are coated on, play certain protective role, prevent flexible circuit board and sounding monomer surprisingly by
Damage.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is also included in the patent protection scope of the utility model.
Claims (6)
1. a kind of Microspeaker, including upper casing and lower casing, the upper casing is equipped with location hole, the lower casing be equipped with it is described
Location hole matches positioning column, it is characterised in that: has on the inner wall of the location hole and is arranged along the depth of positioning hole direction
Raised and/or described positioning column outer wall on there is the protrusion that is arranged along the depth of positioning hole direction.
2. Microspeaker according to claim 1, it is characterised in that: the quantity of the protrusion be it is multiple, it is multiple described
Protrusion is uniformly distributed uniformly around the central axis of the positioning column.
3. Microspeaker according to claim 2, it is characterised in that: the quantity of the protrusion is three.
4. Microspeaker according to claim 1, it is characterised in that: further include flexible circuit board and sounding monomer, institute
It states flexible circuit board and sounding monomer is set in the accommodating space surrounded by the upper casing and lower casing.
5. Microspeaker according to claim 1, it is characterised in that: the positioning column is equipped with the protrusion, described
The protrusion on positioning column contradicts the inner wall of the location hole.
6. Microspeaker according to claim 1, it is characterised in that: being equipped on the inner wall of the location hole is described convex
It rises, the protrusion on the inner wall of the location hole contradicts the outer wall of the positioning column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920401839.4U CN209593746U (en) | 2019-03-25 | 2019-03-25 | A kind of Microspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920401839.4U CN209593746U (en) | 2019-03-25 | 2019-03-25 | A kind of Microspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209593746U true CN209593746U (en) | 2019-11-05 |
Family
ID=68375133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920401839.4U Active CN209593746U (en) | 2019-03-25 | 2019-03-25 | A kind of Microspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209593746U (en) |
-
2019
- 2019-03-25 CN CN201920401839.4U patent/CN209593746U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204031402U (en) | For the protective sleeve of osteoacusis shake | |
| CN203933955U (en) | The heat pressing and molding mold of loud speaker parts | |
| CN204131711U (en) | A kind of loud speaker | |
| CN209593746U (en) | A kind of Microspeaker | |
| CN204906717U (en) | Loudspeaker magnetic circuit's installation tool | |
| CN209419845U (en) | MEMS chip and MEMS microphone | |
| US9635447B2 (en) | Earpiece casing cavity and corresponding earphone | |
| CN108807784A (en) | Easy-to-mount new energy battery cover board | |
| CN211019217U (en) | Speaker box and electronic equipment | |
| JP2010166326A (en) | Structure of cylindrical boss formation location of cabinet | |
| CN206698428U (en) | A kind of fixing device for being used to connect and loudspeaker module | |
| CN204217120U (en) | Electro-acoustic element | |
| CN208509263U (en) | Loudspeaker mould group and sounding device | |
| CN203912123U (en) | Loudspeaker module | |
| CN206232397U (en) | A kind of MEMS chip and MEMS microphone | |
| CN207765162U (en) | A kind of novel buzzer shell | |
| CN105704606A (en) | Bluetooth earphone | |
| CN211181636U (en) | Piezoelectric type converter | |
| CN205726205U (en) | A kind of passive radiator supporting structure | |
| CN209151369U (en) | Loudspeaker and intelligent audio equipment | |
| CN202135307U (en) | Circular piezoelectric squealer | |
| CN103414979A (en) | Miniature sound box | |
| CN209448858U (en) | A kind of microphone sound equipment integrated equipment | |
| CN208638698U (en) | Microphone device | |
| CN209390240U (en) | A kind of loudspeaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |