CN220421995U - Earphone with novel tuning hole structure - Google Patents
Earphone with novel tuning hole structure Download PDFInfo
- Publication number
- CN220421995U CN220421995U CN202321905177.7U CN202321905177U CN220421995U CN 220421995 U CN220421995 U CN 220421995U CN 202321905177 U CN202321905177 U CN 202321905177U CN 220421995 U CN220421995 U CN 220421995U
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- cavity
- shell
- tuning hole
- space
- earphone
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- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 9
- 238000003475 lamination Methods 0.000 abstract 1
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Abstract
The utility model discloses an earphone with a novel tuning hole structure, which comprises a front shell, a rear shell and a loudspeaker, wherein the front shell is provided with a tuning hole; the front shell comprises a front shell cavity part and a sound outlet pipe part, the rear shell comprises a rear shell cavity part and a rear shell extension part, and a pressure release channel is arranged between the inner wall of the rear shell extension part and the outer wall of the sound outlet pipe part; the loudspeaker divides the internal space of the earphone into a front cavity space and a rear cavity space, and the rear end of the pressure release channel is communicated with the rear cavity space; the sound outlet pipe part is provided with a front cavity tuning hole, the inner end of the front cavity tuning hole is communicated with the front cavity space, the outer end of the front cavity tuning hole is communicated with the pressure release channel, and a front cavity tuning net is attached to the outer side of the front cavity tuning hole. The front cavity tuning net is easy to assemble, can be subjected to pressure maintaining and lamination, is not easy to loosen and warp, has good effect and good stability, and can be hidden; the front cavity space and the rear cavity space are communicated with the pressure release channel through the front cavity sound adjusting hole, so that the air pressure of the front cavity space is ensured to be consistent with that of the rear cavity space, and the sound quality is improved.
Description
Technical Field
The utility model relates to the technical field of headphones, in particular to a headphone with a novel tuning hole structure.
Background
The existing earphone compresses the structural space less and less, when the general earphone designs a cavity tuning hole, the tuning hole is formed in front of a loudspeaker, but the small loudspeaker is not very friendly, the small loudspeaker is assembled close to a sound outlet pipe, only the tuning hole is opened in the sound outlet pipe or can be selected to be not opened, the pressure is released outwards, and the air pressure of a front cavity and a rear cavity is different, so that the sound quality is influenced; because of play sound pipe space is little, and tuning net laminating degree of difficulty is big, and tuning net is difficult to paste when also assembling because of structure space position, can become flexible and warp to make tuning hole and tuning net's result of use poor, stability are poor.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the earphone with the novel tuning hole structure, wherein the tuning hole of the front cavity is formed in the sound outlet pipe part of the front shell, the tuning net of the front cavity is attached to the outer side of the tuning hole of the front cavity, the tuning net of the front cavity is easy to assemble, can be attached under pressure maintaining, is not easy to loosen and warp, has good effect and good stability, and after the front shell and the rear shell are combined, the front end of the extending part of the rear shell is abutted to the outside of the sound outlet pipe part, so that the tuning net of the front cavity can be hidden, the appearance effect is not influenced, and the function of protecting the tuning net of the front cavity is played; the inner wall of backshell extension and the outer wall of play sound pipe portion have the pressure release passageway between, and the rear end and the back chamber space of pressure release passageway are linked together, and the inner and the front chamber space of front chamber tuning hole are linked together, and the outer end and the pressure release passageway of front chamber tuning hole are linked together to make front chamber space and back chamber space communicate with each other, guaranteed that front chamber space is unanimous with back chamber space atmospheric pressure, help to promoting tone quality.
In order to solve the technical problems, the technical scheme of the utility model is as follows: an earphone with a novel tuning hole structure comprises a front shell, a rear shell and a loudspeaker; the front shell comprises a front shell cavity part, the front end of the front shell cavity part is connected with a sound outlet pipe part, the rear shell comprises a rear shell cavity part, the front end of the rear shell cavity part is connected with a rear shell extension part extending forwards, the front shell cavity part is connected with the rear shell cavity part, the front end of the rear shell extension part is abutted to the outside of the sound outlet pipe part, and a pressure release channel is arranged between the inner wall of the rear shell extension part and the outer wall of the sound outlet pipe part; a loudspeaker mounting seat is arranged in the cavity of the front shell, the loudspeaker is arranged in the loudspeaker mounting seat, the loudspeaker divides the internal space of the earphone into a front cavity space and a rear cavity space, and the rear end of the pressure relief channel is communicated with the rear cavity space; the sound outlet pipe part is provided with a front cavity tuning hole, the inner end of the front cavity tuning hole is communicated with the front cavity space, the outer end of the front cavity tuning hole is communicated with the pressure release channel, and a front cavity tuning net is attached to the outer side of the front cavity tuning hole.
Preferably, a back cavity tone hole is formed in the front shell cavity of the front shell, the outer end of the back cavity tone hole is communicated with the outside, the inner end of the back cavity tone hole is communicated with the back cavity space, and a back cavity tone net is attached to the inner side of the back cavity tone hole.
Preferably, FB microphone is mounted on the inner wall of the front housing cavity portion of the front housing, and faces the front cavity space.
Preferably, a battery mounting seat and a circuit board mounting seat are arranged in the rear shell cavity of the rear shell, a battery is mounted on the battery mounting seat, a PCBA circuit board is mounted on the circuit board mounting seat, and the PCBA circuit board is electrically connected with the battery, the loudspeaker and the FB microphone respectively.
Preferably, the front side of the battery is stuck with a first EVA layer, the first EVA layer faces the loudspeaker, the rear side of the battery is stuck with a second EVA layer, and the battery and the second EVA layer are mounted on the battery mounting seat together.
Preferably, the front end of the sound outlet pipe part of the front shell is provided with a sound outlet front nozzle, an annular groove is arranged in the sound outlet front nozzle, and a front nozzle net is stuck in the annular groove.
Preferably, the earphone further comprises a decorative cover connected to the rear end of the rear case.
The beneficial effects of the utility model are as follows: because the front cavity tuning hole is formed in the sound outlet pipe part of the front shell, the front cavity tuning net is attached to the outer side of the front cavity tuning hole, and the front cavity tuning net is easy to assemble, can be attached under pressure, is not easy to loosen and tilt, and has good effect and good stability; the front end of the cavity part of the rear shell is connected with the front shell extending part which extends forwards, and after the front shell is combined with the rear shell cover, the front end of the front shell extending part is abutted to the outside of the sound outlet pipe part, so that the front cavity sound mixing net can be hidden, the appearance effect is not influenced, and the front cavity sound mixing net is protected; the pressure release channel is arranged between the inner wall of the extension part of the rear shell and the outer wall of the sound outlet pipe part of the front shell, the rear end of the pressure release channel is communicated with the rear cavity space, the inner end of the front cavity tuning hole is communicated with the front cavity space, and the outer end of the front cavity tuning hole is communicated with the pressure release channel, so that the front cavity space is communicated with the rear cavity space, the air pressure consistency between the front cavity space and the rear cavity space is ensured, and the sound quality is improved.
Drawings
Fig. 1 is a cross-sectional view of the overall structure of the present utility model.
Fig. 2 is a cross-sectional view of a dispersion structure of the present utility model.
Detailed Description
The structural and operational principles of the present utility model will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the present utility model is an earphone with a novel tuning hole structure, comprising a front case 1, a rear case 2 and a speaker 3; the front shell 1 comprises a front shell cavity part 101, the front end of the front shell cavity part 101 is connected with a sound outlet pipe part 102, the rear shell 2 comprises a rear shell cavity part 201, the front end of the rear shell cavity part 201 is connected with a rear shell extension part 202 extending forwards, the front shell cavity part 101 is connected with the rear shell cavity part 201, the front end of the rear shell extension part 202 is abutted to the outside of the sound outlet pipe part 102, and a pressure release channel 4 is arranged between the inner wall of the rear shell extension part 202 and the outer wall of the sound outlet pipe part 102; a speaker mounting seat 103 is arranged in the front shell cavity 101, the speaker 3 is mounted in the speaker mounting seat 103, the speaker 3 divides the earphone inner space into a front cavity space 5 and a rear cavity space 6, and the rear end of the pressure release channel 4 is communicated with the rear cavity space 6; the sound outlet pipe part 102 is provided with a front cavity tuning hole 7, the inner end of the front cavity tuning hole 7 is communicated with the front cavity space 5, the outer end of the front cavity tuning hole 7 is communicated with the pressure release channel 4, and a front cavity tuning net 8 is attached to the outer side of the front cavity tuning hole 7.
The front cavity tuning hole 7 is formed in the sound outlet pipe part 102 of the front shell 1, and the front cavity tuning net 8 is attached to the outer side of the front cavity tuning hole 7, so that the front cavity tuning net 8 is easy to assemble, can be attached under pressure maintaining, is not easy to loosen and warp, has good effect and good stability, and is not limited by the size of the sound outlet pipe part 102; because the front end of the rear shell cavity part 201 is connected with the rear shell extension part 202 which extends forwards, after the front shell 1 and the rear shell 2 are covered, the front end of the rear shell extension part 202 is abutted outside the sound outlet pipe part 102, the front cavity tuning net 8 can be hidden, the appearance effect is not influenced, and the function of protecting the front cavity tuning net 8 is achieved; the pressure release channel 4 is arranged between the inner wall of the rear shell extension part 202 and the outer wall of the front shell sound outlet pipe part 102, the rear end of the pressure release channel 4 is communicated with the rear cavity space 6, the inner end of the front cavity tuning hole 7 is communicated with the front cavity space 5, and the outer end of the front cavity tuning hole 7 is communicated with the pressure release channel 4, so that the front cavity space 5 is communicated with the rear cavity space 6, the air pressure consistency of the front cavity space 5 and the rear cavity space 6 is ensured, and the sound quality is improved. When a user wears the earphone to walk or run, negative pressure generated by shaking or extruding the earphone in the auditory canal is in the front cavity space, and is discharged into the pressure release channel 4 through the front cavity tuning net 8 by the front cavity tuning hole 7, and then enters the rear cavity space 6 of the rear shell 2, so that the air pressure balance is achieved between the front cavity space 5 and the rear cavity space 6, and the stability of sound effect is achieved.
As shown in fig. 1 and fig. 2, the front housing cavity 101 of the front housing 1 is provided with a rear cavity tuning hole 9, the outer end of the rear cavity tuning hole 9 is communicated with the outside, the inner end of the rear cavity tuning hole 9 is communicated with the rear cavity space 6, and a rear cavity tuning net 10 is attached to the inner side of the rear cavity tuning hole 9. The air which is discharged into the rear cavity space 6 from the front cavity space 5 through the front cavity tuning hole 7 and the front cavity tuning net 8 can be discharged after passing through the rear cavity tuning net 10 and the rear cavity tuning hole 9, so that the air pressure balance between the front cavity space 5 and the rear cavity space 6 can be better regulated, and the stability of sound effect can be better achieved.
As shown in fig. 1 and 2, FB 11 is mounted on the inner wall of the front case cavity 101 of the front case 1, and the FB 11 faces the front cavity 5. Through installation FB miaow 11, can make the earphone possess the FB initiative function of making an uproar that falls.
As shown in fig. 1 and 2, a battery mounting seat 203 and a circuit board mounting seat 204 are disposed in the rear housing cavity 201 of the rear housing 2, a battery 12 is mounted on the battery mounting seat 203, a PCBA circuit board 13 is mounted on the circuit board mounting seat 204, and the PCBA circuit board 13 is electrically connected with the battery 12, the speaker 3 and the FB microphone 11, respectively. Further, a first EVA layer 14 is attached to the front side of the battery 12, the first EVA layer 14 faces the speaker 3, a second EVA layer 15 is attached to the rear side of the battery 12, and the battery 12 and the second EVA layer 15 are mounted together on the battery mount 203. By providing the first EVA layer 14, abnormal sound generated by touching the speaker 3 when the battery 12 is shaken can be prevented; by providing the second EVA layer 15, the battery 12 can be stably mounted in the battery mount 203.
As shown in fig. 1 and 2, as a preferred mode of the present utility model, the front end of the sound outlet pipe 102 of the front shell 1 is provided with a sound outlet front nozzle 104, an annular groove is arranged in the sound outlet front nozzle 104, and a front nozzle net 16 is stuck in the annular groove.
As shown in fig. 1 and 2, the earphone further includes a decorative cover 17 as a preferred mode of the present utility model, and the decorative cover 17 is attached to the rear end of the rear case 2.
In the foregoing, only the preferred embodiment of the present utility model is described, and any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical solutions of the present utility model fall within the scope of the technical solutions of the present utility model.
Claims (7)
1. Earphone with novel tuning hole structure, its characterized in that: comprises a front shell, a rear shell and a loudspeaker; the front shell comprises a front shell cavity part, the front end of the front shell cavity part is connected with a sound outlet pipe part, the rear shell comprises a rear shell cavity part, the front end of the rear shell cavity part is connected with a rear shell extension part extending forwards, the front shell cavity part is connected with the rear shell cavity part, the front end of the rear shell extension part is abutted to the outside of the sound outlet pipe part, and a pressure release channel is arranged between the inner wall of the rear shell extension part and the outer wall of the sound outlet pipe part; a loudspeaker mounting seat is arranged in the cavity of the front shell, the loudspeaker is arranged in the loudspeaker mounting seat, the loudspeaker divides the internal space of the earphone into a front cavity space and a rear cavity space, and the rear end of the pressure relief channel is communicated with the rear cavity space; the sound outlet pipe part is provided with a front cavity tuning hole, the inner end of the front cavity tuning hole is communicated with the front cavity space, the outer end of the front cavity tuning hole is communicated with the pressure release channel, and a front cavity tuning net is attached to the outer side of the front cavity tuning hole.
2. The earphone with the novel tuning hole structure according to claim 1, wherein: the front shell is characterized in that a front shell cavity body of the front shell is provided with a rear cavity tone hole, the outer end of the rear cavity tone hole is communicated with the outside, the inner end of the rear cavity tone hole is communicated with a rear cavity space, and a rear cavity tone net is attached to the inner side of the rear cavity tone hole.
3. The earphone with the novel tuning hole structure according to claim 1, wherein: FB miaow is installed to the inner wall of the preceding shell cavity portion of preceding shell, and FB miaow faces preceding chamber space.
4. A headset with a novel tuning hole structure according to claim 3, characterized in that: a battery mounting seat and a circuit board mounting seat are arranged in a rear shell cavity of the rear shell, a battery is mounted on the battery mounting seat, a PCBA circuit board is mounted on the circuit board mounting seat, and the PCBA circuit board is electrically connected with the battery, the loudspeaker and the FB microphone respectively.
5. The earphone with the novel tuning hole structure according to claim 4, wherein: the front side of battery has the first EVA layer, first EVA layer is towards the speaker, the rear side of battery has the second EVA layer, battery and second EVA layer are installed together on the battery mount pad.
6. The earphone with the novel tuning hole structure according to claim 1, wherein: the front end of the sound outlet pipe part of the front shell is provided with a sound outlet front nozzle, an annular groove is arranged in the sound outlet front nozzle, and a front nozzle net is stuck in the annular groove.
7. The earphone with the novel tuning hole structure according to claim 1, wherein: the earphone further comprises a decorative cover, and the decorative cover is connected to the rear end of the rear shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321905177.7U CN220421995U (en) | 2023-07-19 | 2023-07-19 | Earphone with novel tuning hole structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321905177.7U CN220421995U (en) | 2023-07-19 | 2023-07-19 | Earphone with novel tuning hole structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220421995U true CN220421995U (en) | 2024-01-30 |
Family
ID=89641487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321905177.7U Active CN220421995U (en) | 2023-07-19 | 2023-07-19 | Earphone with novel tuning hole structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220421995U (en) |
-
2023
- 2023-07-19 CN CN202321905177.7U patent/CN220421995U/en active Active
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