CN212486744U - Noise reduction earphone module convenient to assemble and earphone - Google Patents
Noise reduction earphone module convenient to assemble and earphone Download PDFInfo
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- CN212486744U CN212486744U CN202021070536.8U CN202021070536U CN212486744U CN 212486744 U CN212486744 U CN 212486744U CN 202021070536 U CN202021070536 U CN 202021070536U CN 212486744 U CN212486744 U CN 212486744U
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Abstract
The utility model discloses a noise reduction earphone module and an earphone which are convenient to assemble, comprising a combined frame, and a microphone module, a loudspeaker module and a sealing cover which are arranged on the combined frame; the combined frame is provided with a first mounting cavity, a second mounting cavity and a sound guide channel which are mutually communicated, the microphone module and the loudspeaker module are respectively mounted in the first mounting cavity and the second mounting cavity, the sealing cover is covered outside the second mounting cavity, a cavity is formed between the sealing cover and the loudspeaker module, and the sound guide channel is communicated with the cavity; borrow this, its integral type modular structure who has realized miaow head and loudspeaker makes the location of miaow head and loudspeaker accurate, and the performance of making an uproar is fallen to the earphone is more stable, makes its whole equipment simple and convenient, has reduced the equipment process, has improved packaging efficiency and noise reduction effect.
Description
Technical Field
The utility model belongs to the technical field of the speaker technique and specifically relates to indicate an earphone module and earphone of making an uproar falls convenient to equipment.
Background
A speaker, also called a "horn", is a very common electroacoustic transducer, which is found in electronic and electrical devices for generating sound. The loudspeaker is a transducer for converting an electric signal into an acoustic signal, and the quality of the loudspeaker has great influence on the sound quality. The loudspeaker is the weakest component in the audio equipment, and is the most important component for the audio effect. Loudspeakers are of a wide variety and vary widely in price. The audio frequency electric energy makes the paper cone or the diaphragm vibrate and generate resonance (resonance) with the surrounding air through electromagnetic, piezoelectric or electrostatic effect to make sound.
The microphone is an energy conversion device for converting a sound signal into an electrical signal, is a device (electricity → sound) just opposite to the loudspeaker, is two terminals of sound equipment, and is an input microphone and an output loudspeaker. The microphone is also named as a microphone core, a microphone and a microphone.
In the prior art, an earphone, especially a bluetooth earphone, usually includes a speaker and a microphone to realize input and output of sound, but the speaker and the microphone are usually of a split structure, that is, the speaker and the microphone are separately assembled on an earphone main body, which results in more processes during assembly, more complex assembly, higher requirements on the internal structure of the earphone main body, and less stable noise reduction performance of the earphone; and, the loudspeaker unit of earphone the inside among the prior art is fixed usually, and when loudspeaker unit was assembling in earphone main part, loudspeaker unit's sound chamber can receive earphone main part's inner chamber's influence, need adjust the sound chamber between loudspeaker unit and the earphone main part to the audio demand of difference to adjust to required audio, lead to using loaded down with trivial details inconvenience, experience the effect relatively poor.
Therefore, a new technology needs to be developed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides an earphone module and earphone of making an uproar falls convenient to equipment, and it has realized the integral type modular structure of miaow head with loudspeaker, makes the location of miaow head and loudspeaker accurate, and the earphone falls the performance of making an uproar more stable, makes its whole equipment simple and convenient, has reduced the equipment process, has improved packaging efficiency and noise reduction.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a noise reduction earphone module convenient to assemble comprises a combined frame, and a microphone module, a loudspeaker module and a sealing cover which are arranged on the combined frame; the combined rack is provided with a first mounting cavity, a second mounting cavity and a sound guide channel which are mutually communicated, the microphone module and the loudspeaker module are respectively mounted in the first mounting cavity and the second mounting cavity, the sealing cover is arranged outside the second mounting cavity, a cavity is formed between the sealing cover and the loudspeaker module, and the sound guide channel is communicated with the cavity.
As a preferred scheme, the first mounting cavity has a first opening formed upwards, the second mounting cavity has a second opening formed downwards, the microphone module is mounted in the first mounting cavity from top to bottom through the first opening, the horn module is mounted in the second mounting cavity from bottom to top through the second opening, the sealing cover is sealed at the second opening from bottom to top, the lower end of the horn module is exposed outside the combined frame and extends into the cavity of the sealing cover, and the combined frame, the horn module and the sealing cover form the cavity in an enclosing manner.
As a preferred scheme, positioning portions are arranged on the inner side walls of the two opposite sides in the first installation cavity, the positioning portions are arranged in the first installation cavity in an inward protruding mode, positioning grooves are formed in the lower portions of the positioning portions and communicated with the first installation cavity, and the microphone module is positioned in the positioning grooves.
As a preferred scheme, be provided with annular spacing portion in the second installation cavity, the upper end of loudspeaker module is subject to the interior roof of annular spacing portion, the lateral wall of loudspeaker module is subject to the inside wall of annular spacing portion.
As a preferred scheme, the loudspeaker module comprises a bracket, a shell, T iron, a magnet, a washer, a vibrating diaphragm, a voice coil and a circuit board; the bracket and the shell are both arranged in a hollow manner; the shell, the T iron, the magnet, the washer, the vibrating diaphragm and the voice coil are all located in an accommodating cavity of the support, the accommodating cavity is communicated with the first mounting cavity, and the upper end of the support extends into the second mounting cavity and abuts against the inner top wall of the annular limiting part; the lower end of the support extends out of the combined rack, the shell is located in the support, an annular positioning arm is arranged in the support, the upper end of the shell abuts against the lower end of the annular positioning arm, the T iron is located in the shell, the bottom of the T iron abuts against the inner bottom of the shell, the bottom of the magnet abuts against the T iron, the outer side wall of the magnet is limited by the inner side wall of the shell, the washer abuts against the upper end of the magnet, the outer side wall of the washer abuts against the inner side wall of the shell, and the vibrating diaphragm abuts against the upper end of the annular positioning arm; the upper end of voice coil loudspeaker voice coil is fixed in the below of vibrating diaphragm, the lower extreme of voice coil loudspeaker voice coil stretches into in the magnet through the china department, the circuit board is fixed in the lower extreme in the outside of casing.
As a preferable scheme, the lower end of the shell extends out of the bracket, the shell is provided with a first through hole which is communicated up and down, the circuit board is provided with a second through hole which is communicated up and down, the T-iron is provided with a third through hole which is communicated up and down, and the first through hole, the second through hole and the third through hole are communicated.
Preferably, the microphone module is a silicon microphone.
As a preferable scheme, a sound guiding groove is formed in the inner side wall of the cavity of the sealing cover, the sound guiding groove is communicated with the sound guiding channel, the side wall of the sealing cover is provided with a sound guiding hole penetrating through the inner side wall and the outer side wall, the sound guiding hole is communicated with the sound guiding groove, the bottom wall of the sealing cover is provided with a through hole penetrating through the inner side wall and the outer side wall, and the through hole is communicated with the cavity.
The utility model provides an earphone, includes the earphone main part and the earphone module of making an uproar falls of being convenient for the equipment, should fall the earphone module of making an uproar and install in the earphone main part.
Compared with the prior art, the combined type microphone has the obvious advantages and beneficial effects, and particularly, according to the technical scheme, the microphone module and the loudspeaker module are respectively installed in the first installation cavity and the second installation cavity which are communicated with each other through the arrangement of the combined frame, so that an integrated modular structure of the microphone and the loudspeaker is realized, the microphone and the loudspeaker are accurately positioned, the whole assembly is simple and convenient, the assembly procedures are reduced, and the assembly efficiency and the noise reduction effect are improved;
the sound guide channel is arranged on the combined frame, so that the internal space of the combined frame is communicated with the outside, the phenomena of dull and unclear sound and high noise are solved, and the noise reduction performance of the earphone is more stable, so that the sound definition is improved, the sound quality is ensured, and the experience effect of a user is improved;
in addition, the sealing cover is covered outside the second mounting cavity, so that a cavity is formed between the sealing cover and the loudspeaker module, and the sound guide channel is communicated with the cavity, so that the sound guide channel is provided with an independent sound cavity; this kind of make an uproar earphone module falls and accessory such as earphone backshell combination is used to when forming the earphone product, need not the epilogue and adjust the audio, facilitate the use has improved user's experience effect.
To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a perspective view of the overall structure of the embodiment of the present invention;
FIG. 2 is another angular schematic view of the structure shown in FIG. 1;
FIG. 3 is a cutaway view of an embodiment of the present invention;
FIG. 4 is an exploded view of an embodiment of the present invention;
FIG. 5 is another angular schematic view of the structure shown in FIG. 4;
FIG. 6 is another exploded view of an embodiment of the present invention;
FIG. 7 is another angular schematic view of the structure shown in FIG. 6;
fig. 8 is another exploded view of the embodiment of the present invention.
The attached drawings indicate the following:
10. combined rack 11 and first mounting cavity
12. Second mounting cavity 13, positioning part
14. Annular limiting part 20 and microphone module
30. Loudspeaker module 31, support
311. Containing cavity 312 and annular positioning arm
32. Case 33, T iron
34. Magnet 35, washer
36. Diaphragm 37 and voice coil
38. Circuit board 40 and cover
41. Concave cavity 42, sound guide groove
43. Sound guide hole 44, through hole
101. First through hole 102 and second through hole
103. Third through hole 104 and sound guide channel
105. A cavity.
Detailed Description
Fig. 1 to 8 show specific structures of embodiments of the present invention.
An earphone comprises an earphone main body and a noise reduction earphone module convenient to assemble, wherein the noise reduction earphone module is arranged on the earphone main body; the noise reduction earphone module convenient to assemble comprises a combined frame 10, and a microphone module 20, a loudspeaker module 30 and a sealing cover 40 which are arranged on the combined frame 10; the combined rack 10 is provided with a first mounting cavity 11, a second mounting cavity 12 and a sound guiding channel 104 which are mutually communicated, the microphone module 20 and the loudspeaker module 30 are respectively mounted in the first mounting cavity 11 and the second mounting cavity 12, the sealing cover 40 is covered outside the second mounting cavity 12, a cavity 105 is formed between the sealing cover 40 and the loudspeaker module 30, and the sound guiding channel 104 is communicated with the cavity 105. Therefore, through the arrangement of the combined frame 10, the microphone module 20 and the loudspeaker module 30 are respectively arranged in the first installation cavity 11 and the second installation cavity 12 which are communicated with each other, so that an integrated modular structure of the microphone and the loudspeaker is realized, the whole assembly is simple and convenient, the assembly process is reduced, and the assembly efficiency and the noise reduction effect are improved; and, through set up leading the sound passageway 104 on the built-up shelf 10, make its inside space and outside switch on, solved the phenomenon that the sound is dull and hard not clear and the noise is great to improve the definition of sound, guaranteed the quality of sound, improved user's experience effect.
Specifically, the first mounting cavity 11 has a first opening formed upward, the second mounting cavity 12 has a second opening formed downward, the microphone module 20 is mounted in the first mounting cavity 11 through the first opening from top to bottom, the horn module 30 is mounted in the second mounting cavity 12 through the second opening from bottom to top, the sealing cover 40 is mounted at the second opening from bottom to top, the lower end of the horn module 30 is exposed outside the assembly frame 10 and extends into the cavity 41 of the sealing cover 40, and the assembly frame 10, the horn module 30 and the sealing cover 40 form the cavity 105.
The inner side wall of the cavity 41 of the sealing cover 40 is provided with a sound guiding groove 42, the sound guiding groove 42 is communicated with the sound guiding channel 104, the side wall of the sealing cover 40 is provided with a sound guiding hole 43 penetrating through the inside and the outside of the side wall, the sound guiding hole 43 is communicated with the sound guiding groove 42, the bottom wall of the sealing cover 40 is provided with a through hole 44 penetrating through the inside and the outside of the bottom wall, and the through hole 44 is communicated with the cavity 41.
All be provided with location portion 13 on the inside wall of two offsides in the first installation cavity 11, location portion 13 is the inside protruding establishment from the inside wall of first installation cavity 11, location portion 13's below has the constant head tank, the constant head tank communicates in first installation cavity 11, miaow head module 20 is located in the constant head tank. An annular limiting portion 14 is arranged in the second mounting cavity 12, the upper end of the horn module 30 is limited by the inner top wall of the annular limiting portion 14, and the outer side wall of the horn module 30 is limited by the inner side wall of the annular limiting portion 14. Therefore, through the combination design of the positioning portion 13 and the annular limiting portion 14, the microphone module 20 and the speaker module 30 are respectively positioned and assembled on the positioning portion 13 and the annular limiting portion 14 of the combination frame 10.
Preferably, in this embodiment, the speaker module 30 includes a bracket 31, a housing 32, a T-iron 33, a magnet 34, a washer 35, a diaphragm 36, a voice coil 37, and a circuit board 38; the bracket 31 and the shell 32 are both arranged in a hollow manner; the shell 32, the T-shaped iron 33, the magnet 34, the washer 35, the diaphragm 36 and the voice coil 37 are all located in an accommodating cavity 311 of the bracket 31, the accommodating cavity 311 is communicated with the first mounting cavity 11, and the upper end of the bracket 31 extends into the second mounting cavity 12 and abuts against the inner top wall of the annular limiting part 14; the lower end of the bracket 31 extends out of the combined rack 10, the shell 32 is located in the bracket 31, an annular positioning arm 312 is arranged in the bracket 31, the upper end of the shell 32 abuts against the lower end of the annular positioning arm 312, the T-iron 33 is located in the shell 32, the bottom of the T-iron 33 abuts against the inner bottom of the shell 32, the bottom of the magnet 34 abuts against the T-iron 33, the outer side wall of the magnet 34 is limited by the inner side wall of the shell 32, the washer 35 abuts against the upper end of the magnet 34, the outer side wall of the washer 35 abuts against the inner side wall of the shell 32, and the diaphragm 36 abuts against the upper end of the annular positioning arm 312; the upper end of the voice coil 37 is fixed below the diaphragm 36, the lower end of the voice coil 37 extends into the magnet 34 through the washer 35, and the circuit board 38 is fixed at the lower end of the outer side of the casing 32.
The lower end of the shell 32 extends out of the bracket 31, the shell 32 is provided with a first through hole 101 which is through up and down, the circuit board 38 is provided with a second through hole 102 which is through up and down, the T iron 33 is provided with a third through hole 103 which is through up and down, and the first through hole 101, the second through hole 102 and the third through hole 103 are communicated.
In the present embodiment, the microphone module 20 is preferably a silicon microphone, and certainly, the microphone module 20 is not limited to a silicon microphone, and other energy conversion devices that convert the sound signal into the electrical signal may be used as the microphone module 20, so long as the microphone module 20 is used as a transducer that converts the sound signal into the electrical signal, which is not described herein.
In summary, the design of the utility model is mainly characterized in that the microphone module and the speaker module are respectively installed in the first installation cavity and the second installation cavity which are communicated with each other through the arrangement of the combined frame, so that the integrated modular structure of the microphone and the speaker is realized, the positioning of the microphone and the speaker is accurate, the whole assembly is simple, the assembly process is reduced, and the assembly efficiency and the noise reduction effect are improved;
the sound guide channel is arranged on the combined frame, so that the internal space of the combined frame is communicated with the outside, the phenomena of dull and unclear sound and high noise are solved, and the noise reduction performance of the earphone is more stable, so that the sound definition is improved, the sound quality is ensured, and the experience effect of a user is improved;
in addition, the sealing cover is covered outside the second mounting cavity, so that a cavity is formed between the sealing cover and the loudspeaker module, and the sound guide channel is communicated with the cavity, so that the sound guide channel is provided with an independent sound cavity; this kind of make an uproar earphone module falls and accessory such as earphone backshell combination is used to when forming the earphone product, need not the epilogue and adjust the audio, facilitate the use has improved user's experience effect.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides an earphone module of making an uproar falls convenient to equipment which characterized in that: comprises a combined frame, and a microphone module, a loudspeaker module and a sealing cover which are arranged on the combined frame; the combined rack is provided with a first mounting cavity, a second mounting cavity and a sound guide channel which are mutually communicated, the microphone module and the loudspeaker module are respectively mounted in the first mounting cavity and the second mounting cavity, the sealing cover is arranged outside the second mounting cavity, a cavity is formed between the sealing cover and the loudspeaker module, and the sound guide channel is communicated with the cavity.
2. The noise reducing earphone module easy to assemble of claim 1, wherein: the microphone module is arranged in the first mounting cavity from top to bottom through the first opening, the horn module is arranged in the second mounting cavity from bottom to top through the second opening, the sealing cover is sealed at the second opening from bottom to top, the lower end of the horn module is exposed outside the combined frame and extends into the cavity of the sealing cover, and the combined frame, the horn module and the sealing cover form the cavity in a surrounding manner.
3. The noise reducing earphone module easy to assemble of claim 1, wherein: all be provided with location portion on the inside wall of two offsides in the first installation cavity, location portion is the inside protruding establishment from the inside wall of first installation cavity, the below of location portion has the constant head tank, the constant head tank communicates in first installation cavity, the miaow head module is located the constant head tank.
4. The noise reducing earphone module easy to assemble of claim 1, wherein: the loudspeaker module is characterized in that an annular limiting portion is arranged in the second mounting cavity, the upper end of the loudspeaker module is limited by the inner top wall of the annular limiting portion, and the outer side wall of the loudspeaker module is limited by the inner side wall of the annular limiting portion.
5. The noise reducing earphone module of claim 4 convenient for assembly, wherein: the loudspeaker module comprises a bracket, a shell, T iron, a magnet, a washer, a vibrating diaphragm, a voice coil and a circuit board; the bracket and the shell are both arranged in a hollow manner; the shell, the T iron, the magnet, the washer, the vibrating diaphragm and the voice coil are all located in an accommodating cavity of the support, the accommodating cavity is communicated with the first mounting cavity, and the upper end of the support extends into the second mounting cavity and abuts against the inner top wall of the annular limiting part; the lower end of the support extends out of the combined rack, the shell is located in the support, an annular positioning arm is arranged in the support, the upper end of the shell abuts against the lower end of the annular positioning arm, the T iron is located in the shell, the bottom of the T iron abuts against the inner bottom of the shell, the bottom of the magnet abuts against the T iron, the outer side wall of the magnet is limited by the inner side wall of the shell, the washer abuts against the upper end of the magnet, the outer side wall of the washer abuts against the inner side wall of the shell, and the vibrating diaphragm abuts against the upper end of the annular positioning arm; the upper end of voice coil loudspeaker voice coil is fixed in the below of vibrating diaphragm, the lower extreme of voice coil loudspeaker voice coil stretches into in the magnet through the china department, the circuit board is fixed in the lower extreme in the outside of casing.
6. The noise reducing earphone module of claim 5 convenient for assembly, wherein: the lower extreme of casing extends to outside the support, the casing has the first through-hole that link up from top to bottom, the circuit board has the second through-hole that link up from top to bottom, the T iron has the third through-hole that link up from top to bottom, first through-hole, second through-hole, third through-hole communicate.
7. The noise reducing earphone module easy to assemble of claim 1, wherein: the microphone module is a silicon microphone.
8. The noise reducing earphone module easy to assemble of claim 2, wherein: the sound guiding groove is formed in the inner side wall of the cavity of the sealing cover and communicated with the sound guiding channel, the side wall of the sealing cover is provided with a sound guiding hole penetrating through the inside and the outside of the side wall, the sound guiding hole is communicated with the sound guiding groove, the bottom wall of the sealing cover is provided with a through hole penetrating through the inside and the outside of the bottom wall, and the through hole is communicated with the cavity.
9. An earphone, characterized by: the noise reduction earphone module convenient to assemble comprises an earphone body and the noise reduction earphone module convenient to assemble according to any one of claims 1 to 8, wherein the noise reduction earphone module is installed on the earphone body.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020206030641 | 2020-04-21 | ||
| CN202020603064 | 2020-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212486744U true CN212486744U (en) | 2021-02-05 |
Family
ID=74417250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021070536.8U Active CN212486744U (en) | 2020-04-21 | 2020-06-11 | Noise reduction earphone module convenient to assemble and earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212486744U (en) |
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2020
- 2020-06-11 CN CN202021070536.8U patent/CN212486744U/en active Active
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