CN216752001U - Shell structure and miniature speaker - Google Patents
Shell structure and miniature speaker Download PDFInfo
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- CN216752001U CN216752001U CN202122822145.8U CN202122822145U CN216752001U CN 216752001 U CN216752001 U CN 216752001U CN 202122822145 U CN202122822145 U CN 202122822145U CN 216752001 U CN216752001 U CN 216752001U
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- supporting part
- shell
- shell structure
- epitheca
- rib
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Abstract
The utility model discloses a shell structure and a micro loudspeaker, wherein the micro loudspeaker comprises the shell structure, the shell structure comprises an upper shell and a lower shell, the upper shell and the lower shell are connected to form an installation cavity for accommodating a sounding monomer, a first supporting part is convexly arranged on the inner side of the upper shell, and a second supporting part abutted against the first supporting part is convexly arranged on the inner side of the lower shell; set up first supporting part at the epitheca, the inferior valve sets up the second supporting part with first supporting part butt, has strengthened holistic structural strength, can reduce the risk that takes place to warp or ftracture after epitheca and inferior valve assembly effectively, has prolonged life.
Description
Technical Field
The utility model relates to the technical field of acoustic devices, in particular to a shell structure and a micro loudspeaker.
Background
In recent years, the technology of consumer electronics has been rapidly developed, and mobile phones, tablet computers and other electronic devices have been widely used in daily life, wherein the speaker module is used as an electroacoustic transducer, and is commonly used in electronic devices such as a handset, a common speaker and an audio device of a mobile phone.
Along with the frivolous development of electronic product, also higher and higher to the frivolous requirement of speaker, so for the casing thickness design of speaker is more and more frivolous, and after the speaker assembly finishes, overall structure intensity is not enough, receives the phenomenon that external force influences very easily appears the casing and warp, and the fracture even leads to the life of product not long.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: a housing structure and a micro-speaker having a long service life are provided.
In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides a shell structure, includes epitheca and inferior valve, the epitheca with inferior valve is connected and is formed a mounting chamber that is used for holding the sound production monomer, the inboard protruding first supporting part that is equipped with of epitheca, the inferior valve inboard protruding be equipped with the second supporting part of first supporting part butt.
Furthermore, the upper shell is also provided with a first reinforcing rib connected with the side wall of the first supporting part.
Further, the lower shell is provided with a second reinforcing rib connected with the side wall of the second supporting part.
Furthermore, a notch is arranged on the first supporting part and/or the second supporting part.
Further, the first supporting part and the second supporting part are connected through gluing or ultrasonic hot melting.
Furthermore, a convex rib is arranged on the first supporting part, and a groove matched with the convex rib is arranged on the second supporting part; or, the first supporting part is provided with a groove, and the second supporting part is provided with a convex rib matched with the groove.
Furthermore, a metal reinforcing part is embedded in the groove.
In order to solve the above technical problem, the present invention further provides a micro speaker, including the above housing structure.
The utility model has the beneficial effects that: the shell structure and the micro-speaker provided by the utility model have the characteristics of long service life, the first supporting part is arranged on the upper shell, and the second supporting part which is abutted to the first supporting part is arranged on the lower shell, so that the integral structural strength is enhanced, the risk of deformation or cracking after the upper shell and the lower shell are assembled can be effectively reduced, and the service life is prolonged.
Drawings
Fig. 1 is an exploded view of a micro-speaker according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of an upper case of a micro-speaker according to a first embodiment of the present invention;
fig. 3 is a schematic cross-sectional structure diagram of a micro-speaker according to a first embodiment of the utility model;
FIG. 4 is a detail view at A of FIG. 3;
fig. 5 is a schematic partial cross-sectional view of a micro-speaker according to a second embodiment of the present invention.
Description of reference numerals:
1. an upper shell; 11. a first support section; 111. a notch; 112. a first reinforcing rib; 113. a rib is protruded; 114. a metal reinforcement; 12. a third reinforcing rib; 2. a lower case; 21. a second support portion; 211. a second reinforcing rib; 22. a fourth reinforcing rib; 3. a sounding monomer.
Detailed Description
In order to explain the technical contents, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 5, a housing structure includes an upper housing 1 and a lower housing 2, the upper housing 1 is connected with the lower housing 2 to form an installation cavity for accommodating a sound generating unit 3, a first supporting portion 11 is convexly disposed on an inner side of the upper housing 1, and a second supporting portion 21 abutted to the first supporting portion 11 is convexly disposed on an inner side of the lower housing 2.
From the above description, the beneficial effects of the present invention are: set up first supporting part 11 at epitheca 1, inferior valve 2 sets up the second supporting part 21 with first supporting part 11 butt, has strengthened holistic structural strength, can reduce the risk that takes place to warp or the fracture after epitheca 1 and inferior valve 2 assembly effectively, has prolonged life.
Further, the upper case 1 is further provided with a first reinforcing rib 112 connected to a side wall of the first supporting portion 11.
As can be seen from the above description, the first reinforcing bead 112 can improve the structural strength of the first support part 11.
Further, the lower case 2 is provided with second reinforcing ribs 211 connected to the sidewalls of the second supporting portion 21.
As can be seen from the above description, the second reinforcing beads 211 can improve the structural strength of the second support portion 21.
Further, a notch 111 is provided on the first supporting portion 11 and/or the second supporting portion 21.
As can be seen from the above description, the notch 111 can reduce the obstruction of the airflow by the first support 11 and/or the second support 21, and ensure the stability of the acoustic performance.
Further, the first supporting portion 11 and the second supporting portion 21 are connected by adhesive bonding or ultrasonic heat fusion.
As can be seen from the above description, the connection mode of the first supporting portion 11 and the second supporting portion 21 can be set according to the actual application requirement.
Further, a convex rib 113 is arranged on the first supporting part 11, and a groove matched with the convex rib 113 is arranged on the second supporting part 21; or, a groove is arranged on the first supporting part 11, and a convex rib 113 matched with the groove is arranged on the second supporting part 21.
As can be seen from the above description, the rib 113 is in fit connection with the groove, and can play a role in positioning the connection between the second supporting portion 21 and the second supporting portion 21.
Further, a metal reinforcement 114 is embedded in the groove.
As can be seen from the above description, the metal reinforcement 114 further enhances the structural strength.
In order to solve the above technical problem, the present invention further provides a micro speaker, including the above housing structure.
Example one
Referring to fig. 1 to 4, a first embodiment of the present invention is: the utility model provides a micro loudspeaker is applied to cell-phone, panel computer and other supporting electronic device, includes shell structure and sound production monomer 3, shell structure includes epitheca 1 and inferior valve 2, epitheca 1 with inferior valve 2 is connected and is formed an installation cavity that is used for holding sound production monomer 3, 1 inboard protruding first supporting part 11 that is equipped with of epitheca, 2 inboard protruding be equipped with of inferior valve with the second supporting part 21 of 11 butts of first supporting part.
Optionally, the number of the first supporting portions 11 and the number of the second supporting portions 21 may be set according to actual application requirements, that is, the number of the first supporting portions 11 and the number of the second supporting portions 21 may be one or multiple, specifically in this embodiment, the number of the first supporting portions 11 and the number of the second supporting portions 21 are two and are connected in a one-to-one correspondence manner, one of the first supporting portions 11 extends in the X-axis direction inside the upper shell 1, the other first supporting portion 11 extends in the Y-axis direction inside the upper shell 1, and correspondingly, one of the second supporting portions 21 extends in the X-axis direction inside the lower shell 2, and the other second supporting portion 21 extends in the Y-axis direction inside the lower shell 2; the positions of the first supporting portion 11 and the second supporting portion 21 can be specifically set according to actual application requirements, which is not described in detail herein.
Preferably, the upper shell 1 is further provided with a first reinforcing rib 112 connected with a side wall of the first supporting portion 11, so that the structural strength of the first supporting portion 11 can be improved; specifically, the lower case 2 is provided with the second reinforcing ribs 211 connected to the side walls of the second supporting portion 21, so that the structural strength of the second supporting portion 21 can be improved.
In order to ensure the stability of the acoustic performance of the micro-speaker, the first supporting portion 11 and/or the second supporting portion 21 are provided with the notches 111, so that the blockage of the first supporting portion 11 and/or the second supporting portion 21 to the air flow inside the shell structure can be reduced.
Optionally, the first supporting portion 11 and the second supporting portion 21 are connected by gluing or ultrasonic hot melting, and the connection mode of the first supporting portion 11 and the second supporting portion 21 can be specifically set according to the actual application requirement; further, a convex rib 113 is arranged on the first supporting part 11, and a groove matched with the convex rib 113 is arranged on the second supporting part 21; or, be equipped with the recess on the first supporting part 11, the second supporting part 21 be equipped with the protruding muscle 113 of recess looks adaptation, so, can be to the second supporting part 21 with the connection of second supporting part 21 plays the positioning action.
In this embodiment, the inside wall of epitheca 1 still is equipped with third strengthening rib 12, the inside wall of inferior valve 2 still is equipped with fourth strengthening rib 22, third strengthening rib 12 with fourth strengthening rib 22 all is latticed setting, so, has further promoted shell structure's structural strength.
Example two
Referring to fig. 5, a second embodiment of the present invention is a further improvement of the groove on the basis of the first embodiment, and is different from the first embodiment in that: inlay in the recess and have metal reinforcement 114, it is concrete, injection moulding's injection molding in the mould is adopted for inferior valve 2, metal reinforcement 114 one end inlay in the recess, the other end is equipped with the opening, the opening is located in the recess and with protruding muscle 113 is corresponding, works as protruding muscle 113 inserts during the opening, metal reinforcement 114 can block in on protruding muscle 113's the lateral wall to promote structural strength.
Optionally, the cross section of the rib 113 may be rectangular, triangular or semicircular, and the shape of the cross section of the rib 113 may be specifically set according to actual application requirements, so that the diversity of the structure is enriched.
In conclusion, the shell structure and the micro-speaker provided by the utility model have the characteristics of long service life, the first supporting part is arranged on the upper shell, the second supporting part abutted against the first supporting part is arranged on the lower shell, the integral structural strength is enhanced, the risk of deformation or cracking after the upper shell and the lower shell are assembled can be effectively reduced, the service life is prolonged, and the metal reinforcing part is embedded in the groove, so that the structural strength is further improved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (8)
1. The utility model provides a shell structure, includes epitheca and inferior valve, the epitheca with the inferior valve is connected and is formed a mounting chamber that is used for holding the sound production monomer, a serial communication port, the inboard protruding first supporting part that is equipped with of epitheca, the inferior valve inboard protruding be equipped with the second supporting part of first supporting part butt.
2. The housing structure according to claim 1, wherein the upper case is further provided with a first reinforcing rib connected to a side wall of the first support portion.
3. The case structure according to claim 2, wherein the lower case is provided with second reinforcing ribs connected to the side walls of the second support portion.
4. The shell structure of claim 1, wherein the first support and/or the second support are provided with a notch.
5. The housing structure according to claim 1, wherein the first support and the second support are connected by adhesive bonding or ultrasonic heat fusion.
6. The shell structure of claim 5, wherein the first support portion is provided with a rib, and the second support portion is provided with a groove adapted to the rib; or, the first supporting part is provided with a groove, and the second supporting part is provided with a convex rib matched with the groove.
7. The shell structure of claim 6, wherein a metal reinforcement is embedded within the groove.
8. A microspeaker comprising the housing structure of any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122822145.8U CN216752001U (en) | 2021-11-17 | 2021-11-17 | Shell structure and miniature speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122822145.8U CN216752001U (en) | 2021-11-17 | 2021-11-17 | Shell structure and miniature speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216752001U true CN216752001U (en) | 2022-06-14 |
Family
ID=81928280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122822145.8U Active CN216752001U (en) | 2021-11-17 | 2021-11-17 | Shell structure and miniature speaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216752001U (en) |
-
2021
- 2021-11-17 CN CN202122822145.8U patent/CN216752001U/en active Active
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