CN212677216U - Earphone structure of smart phone - Google Patents
Earphone structure of smart phone Download PDFInfo
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- CN212677216U CN212677216U CN202020684705.0U CN202020684705U CN212677216U CN 212677216 U CN212677216 U CN 212677216U CN 202020684705 U CN202020684705 U CN 202020684705U CN 212677216 U CN212677216 U CN 212677216U
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Abstract
The utility model discloses a receiver structure of a smart phone, which comprises a face shell, wherein the inner side of the face shell is provided with a mounting groove for mounting a receiver, the outer side of the face shell is provided with a sound outlet hole, the sound outlet hole is communicated with the sound outlet end of the receiver through a sound outlet cavity, the sound outlet cavity is in an L-shaped arrangement, and the sound outlet cavity is in transition connection with the sound outlet hole through two symmetrical conical inclined planes; the sound outlet hole is sequentially packaged with a waterproof breathable film and a receiver steel mesh, and sound outlet holes are uniformly formed in the receiver steel mesh; the inner side of the face shell is also provided with a mobile phone circuit board, the earphone is provided with a grounding steel sheet, an anode elastic sheet and a cathode elastic sheet which are connected with the mobile phone circuit board, the mobile phone circuit board is provided with a first connecting sheet, a second connecting sheet and a third connecting sheet which are respectively correspondingly abutted with the grounding steel sheet, the anode elastic sheet and the cathode elastic sheet, and the first connecting sheet, the second connecting sheet and the third connecting sheet compress the earphone in the mounting groove. The utility model discloses technical scheme improves traditional smart mobile phone's earphone structure, improves its waterproof performance.
Description
Technical Field
The utility model relates to a smart mobile phone field, in particular to earphone structure of smart mobile phone.
Background
Along with the development of science and technology, the functions of mobile phones are more and more powerful, the mobile phones become an indispensable part of the life of people, and along with the more and more intense competition of the mobile phone industry, the demands of users are higher and higher, and the requirements on the performance of the mobile phones are also higher and higher. The waterproof performance of the existing mobile phone needs to be improved, and particularly the earphone of the mobile phone is needed to be improved. The existing mobile phone receiver is easy to cause the water inlet of the receiver after being carelessly immersed in the water, so that the normal use of the receiver is influenced.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a smart mobile phone's earphone structure aims at improving traditional smart mobile phone's earphone structure, improves its waterproof performance.
In order to achieve the above object, the utility model provides a receiver structure of smart phone, including a face-piece, the face-piece inboard is equipped with a mounting groove for installing the receiver, the face-piece outside is equipped with a sound outlet hole for the receiver to go out the sound, go out the sound hole with the receiver goes out the sound end through a sound cavity intercommunication, go out the sound cavity and be the L type setting, go out the sound cavity with go out between the sound hole through the conical inclined plane transitional coupling of bisymmetry; the sound outlet hole is sequentially packaged with a waterproof breathable film and a receiver steel mesh, and sound outlet holes are uniformly formed in the receiver steel mesh; the top of the face shell is also provided with a processing hole for processing the sound outlet cavity, and the processing hole is sealed by a PVC sheet; the mobile phone comprises a face shell and a receiver, and is characterized in that a mobile phone circuit board is further mounted on the inner side of the face shell, the receiver is provided with a grounding steel sheet, an anode elastic sheet and a cathode elastic sheet which are connected with the mobile phone circuit board, a first connecting sheet, a second connecting sheet and a third connecting sheet which are correspondingly abutted to the grounding steel sheet, the anode elastic sheet and the cathode elastic sheet respectively are arranged on the mobile phone circuit board, and the receiver is tightly pressed in a mounting groove through the first connecting sheet, the second connecting sheet and the third connecting sheet.
Preferably, the face-piece includes an aluminium titanium alloy support and a plastic frame, the aluminium titanium alloy support with the plastic frame sets up to mould plastics integrated into one piece structure.
Preferably, the waterproof breathable film, the receiver steel mesh and the PVC sheet are all adhered to the face shell through single-face back glue.
Preferably, the aperture of the small sound outlet hole of the earphone steel mesh is set to be 0.5 mm.
Preferably, the sound outlet hole is symmetrically provided with two limiting chamfers.
Preferably, the mobile phone circuit board lock screw is fixed to the face housing.
Compared with the prior art, the beneficial effects of the utility model are that: the sound outlet structure of the traditional mobile phone receiver is improved, the receiver is communicated with the sound outlet hole of the face shell through the L-shaped sound outlet cavity, the structure that the traditional receiver directly corresponds to the sound outlet hole is changed, the waterproof and dustproof performance is improved, the waterproof and breathable film is packaged in the sound outlet hole, and the waterproof performance is further improved. The sound outlet cavity and the sound outlet hole are in transition through the conical inclined plane, so that the sound diffusion is improved, the sound outlet area ratio is increased, and the sound effect is improved; the earphone is connected with the circuit board through the elastic sheet, so that the installation stability of the earphone is guaranteed while the earphone is convenient to assemble.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a partial schematic view of the front structure of the front shell of the present invention;
FIG. 2 is a partial schematic view of the back structure of the front shell of the present invention;
fig. 3 is a schematic view of the structure of the receiver of the present invention;
fig. 4 is a sectional view of the sound cavity structure of the present invention;
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The receiver structure of the smart phone provided by the embodiment comprises a face shell 1, wherein an installation groove 11 for installing a receiver 2 is formed in the inner side of the face shell 1, a sound outlet hole 12 for outputting sound of the receiver 2 is formed in the outer side of the face shell 1, the sound outlet hole 12 is communicated with a sound outlet end of the receiver 2 through a sound outlet cavity 13, the sound outlet cavity 13 is arranged in an L shape, and the sound outlet cavity 13 is in transitional connection with the sound outlet hole 12 through two symmetrical conical inclined planes 14; the waterproof breathable film 3 and the receiver steel mesh 4 are sequentially packaged in the sound outlet hole 12, and sound outlet small holes 41 are uniformly formed in the receiver steel mesh 4; the top of the face shell 1 is also provided with a processing hole 15 for processing the sound outlet cavity 13, and the processing hole 15 is sealed by a PVC sheet 5; the mobile phone circuit board 6 is further mounted on the inner side of the face shell 1, the receiver 2 is provided with a grounding steel sheet 21, an anode elastic sheet 22 and a cathode elastic sheet 23 which are connected with the mobile phone circuit board 6, a first connecting sheet 61, a second connecting sheet 62 and a third connecting sheet 63 which are correspondingly abutted to the grounding steel sheet 21, the anode elastic sheet 22 and the cathode elastic sheet 23 respectively are arranged on the mobile phone circuit board 6, and the receiver 2 is tightly pressed in the mounting groove 11 through the first connecting sheet 61, the second connecting sheet 62 and the third connecting sheet 63.
This embodiment has improved traditional cell phone 2's play sound structure, 1 inboard of face-piece is equipped with a mounting groove 11, earphone 2 installs back in mounting groove 11, earphone 2's play sound end goes out the sound chamber 13 through an L type and communicates with the play sound hole 12 in the 1 outside of face-piece, traditional earphone 2 has been changed and the structure that traditional earphone 2 is direct corresponds with play sound hole 12 has been changed, waterproof dustproof performance is improved, and go out sound hole 12 and encapsulate waterproof ventilated membrane 3 and earphone steel mesh 4 in proper order, compare in 12 only encapsulation earphone steel meshes 4 of traditional play sound hole, waterproof performance has further been improved. The sound outlet cavity 13 and the sound outlet hole 12 are in transition through two symmetrical conical inclined planes 14, so that the sound outlet area of the sound outlet cavity 13 is increased, the sound diffusion is improved, the ratio of the sound outlet area is increased, and the sound effect is improved; it should be noted that the sound outlet cavity 13 of the present embodiment is of an L-shaped structure, and therefore, in order to facilitate the processing of the sound outlet cavity 13, a processing hole 15 is correspondingly formed on the face shell 1, so as to greatly improve the production efficiency, and meanwhile, the processing hole 15 is packaged by the PVC sheet 5, so as to ensure the sealing and waterproof performance of the sound outlet cavity 13 and improve the sound outlet effect. Furthermore, the waterproof breathable film 3, the receiver steel mesh 4 and the PVC sheet 5 are all adhered to the face shell 1 through single-side back glue, so that the installation is convenient, and the installation stability and the sealing performance are ensured.
Further, referring to fig. 3, in the embodiment, the earpiece 2 is connected to the mobile phone circuit board 6 through the grounding steel sheet 21, the positive elastic sheet 22 and the negative elastic sheet 23, a conventional welding manner is changed, the mobile phone circuit board 6 is provided with a avoiding groove 64 of the earpiece 2, after the mobile phone circuit board 6 is locked and fixed on the face shell 1, the earpiece 2 is accommodated in the avoiding groove 64, and the first connecting sheet 61, the second connecting sheet 62 and the third connecting sheet 63 on the mobile phone circuit board 6 are respectively abutted against the grounding steel sheet 21, the positive elastic sheet 22 and the negative elastic sheet 23 of the earpiece 2, so that the earpiece 2 is pressed in the mounting groove 11 of the face shell 1 while the earpiece 2 is connected to the mobile phone circuit board 6, and the mounting stability of the earpiece 2 is ensured.
Further, the face shell 1 comprises an aluminum-titanium alloy support 16 and a plastic frame 17, the aluminum-titanium alloy support 16 and the plastic frame 17 are arranged to be of an injection molding integrated structure, and the strength of the face shell 1 is enhanced.
Further, the aperture of the small sound outlet hole 41 of the earphone steel mesh 4 is set to be 0.5 mm. It should be noted that, in order to realize the waterproof effect, the aperture of the sound outlet small hole 41 on the traditional earphone steel mesh 4 is set to be 0.4mm, and the aperture of the sound outlet small hole 41 can be increased by adding the waterproof breathable net in the embodiment, so that the processing is convenient, and the influence of the processing error is reduced.
Further, go out sound hole 12 symmetry and be equipped with two spacing chamfers 18, when preventing the assembly, the operation personnel with earphone steel mesh 4 and waterproof ventilated membrane 3 dress anti-reverse, effectively avoided the influence of maloperation to water-proof effects, and set up spacing chamfer 18, can conveniently with earphone steel mesh 4 and waterproof ventilated membrane 3 spacing and go out in the sound hole 12.
The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. The receiver structure of the smart phone is characterized by comprising a face shell, wherein a mounting groove for mounting a receiver is formed in the inner side of the face shell, a sound outlet hole for outputting sound of the receiver is formed in the outer side of the face shell, the sound outlet hole is communicated with the sound outlet end of the receiver through a sound outlet cavity, the sound outlet cavity is arranged in an L shape, and the sound outlet cavity is in transitional connection with the sound outlet hole through two symmetrical conical inclined planes; the sound outlet hole is sequentially packaged with a waterproof breathable film and a receiver steel mesh, and sound outlet holes are uniformly formed in the receiver steel mesh; the top of the face shell is also provided with a processing hole for processing the sound outlet cavity, and the processing hole is sealed by a PVC sheet; the mobile phone comprises a face shell and a receiver, and is characterized in that a mobile phone circuit board is further mounted on the inner side of the face shell, the receiver is provided with a grounding steel sheet, an anode elastic sheet and a cathode elastic sheet which are connected with the mobile phone circuit board, a first connecting sheet, a second connecting sheet and a third connecting sheet which are correspondingly abutted to the grounding steel sheet, the anode elastic sheet and the cathode elastic sheet respectively are arranged on the mobile phone circuit board, and the receiver is tightly pressed in a mounting groove through the first connecting sheet, the second connecting sheet and the third connecting sheet.
2. The handset structure of claim 1, wherein the face shell comprises an aluminum-titanium alloy support and a plastic frame, and the aluminum-titanium alloy support and the plastic frame are configured as an injection-molded integral structure.
3. The handset structure of claim 1, wherein the waterproof breathable film, the handset steel mesh and the PVC sheet are all adhered to the front shell by a single-sided adhesive.
4. The handset structure of the smart phone according to claim 3, wherein the sound outlet small hole aperture of the handset steel mesh is set to 0.5 mm.
5. The handset structure of the smart phone according to claim 1, wherein the sound outlet hole is symmetrically provided with two limiting chamfers.
6. The handset structure of the smart phone of claim 1 wherein the phone circuit board lock screw is fixed to the face shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020684705.0U CN212677216U (en) | 2020-04-29 | 2020-04-29 | Earphone structure of smart phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020684705.0U CN212677216U (en) | 2020-04-29 | 2020-04-29 | Earphone structure of smart phone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212677216U true CN212677216U (en) | 2021-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020684705.0U Active CN212677216U (en) | 2020-04-29 | 2020-04-29 | Earphone structure of smart phone |
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| CN (1) | CN212677216U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113225416A (en) * | 2021-04-28 | 2021-08-06 | 青岛海信移动通信技术股份有限公司 | Mobile phone |
-
2020
- 2020-04-29 CN CN202020684705.0U patent/CN212677216U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113225416A (en) * | 2021-04-28 | 2021-08-06 | 青岛海信移动通信技术股份有限公司 | Mobile phone |
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