CN220043634U - Waterproof bone conduction earphone of oscillator subassembly - Google Patents

Abstract

The utility model is suitable for the field of bone conduction equipment, and discloses a waterproof bone conduction earphone of a vibrator assembly, which comprises a body assembly, an ear-hanging assembly and a vibrator assembly, wherein the vibrator assembly is connected with the body assembly through the ear-hanging assembly and comprises a vibrator upper shell, a vibrator lower shell and a vibrator unit, a first mounting ring is arranged at the outer edge of the vibrator lower shell, a second mounting ring is arranged at the inner edge of the vibrator lower shell, and a mounting groove is formed between the first mounting ring and the second mounting ring; the edge of the vibrator upper shell is provided with an annular raised line which is fixed in the mounting groove. By fixing the annular raised strips in the mounting grooves, on one hand, the sealing connection between the upper vibrator shell and the lower vibrator shell is realized, moisture is effectively prevented from penetrating into the vibrator assembly, the risk of wetting, damaging or performance degradation of the vibrator assembly can be reduced, and the durability and reliability of the bone conduction earphone are improved; on the other hand, the upper oscillator shell and the lower oscillator shell can be firmly connected, and the oscillator assembly is prevented from loosening or falling off.

Description

Waterproof bone conduction earphone of oscillator subassembly

Technical Field

The utility model relates to the field of bone conduction equipment, in particular to a waterproof bone conduction earphone of a vibrator assembly.

Background

Bone conduction is one way of sound conduction, converting sound into mechanical vibrations of different frequencies, transmitting sound waves through the skull, bone labyrinth, inner ear lymph, augers and auditory centers of a person. In the existing bone conduction earphone, the vibrator shell is installed through the matching of the buckle and the L-shaped groove, or is installed through pressure maintaining after the L-shaped groove is glued, a jig is needed for pressure maintaining after the vibrator shell is glued, the production period is long, and poor appearance is easy to occur; the buckle structure is complex, the die cost is high, the buckle can extrude and break the adhesive in the buckling process, the adhesive is discontinuous, and the waterproof bad situation occurs.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and therefore, the utility model provides a waterproof bone conduction earphone for a vibrator assembly.

The waterproof bone conduction earphone comprises a body component, an ear-hanging component and a vibrator component, wherein the vibrator component is connected with the body component through the ear-hanging component, the vibrator component comprises a vibrator upper shell, a vibrator lower shell and a vibrator unit, a first mounting ring is arranged at the outer edge of the vibrator lower shell, a second mounting ring is arranged at the inner edge of the vibrator lower shell, and a mounting groove is formed between the first mounting ring and the second mounting ring; the edge of the vibrator upper shell is provided with an annular raised line, and the annular raised line is fixed in the mounting groove.

Further specifically, in the above technical scheme, the mounting groove is internally provided with an adhesive, and when the vibrator upper shell and the vibrator lower shell are assembled, the annular raised strips squeeze the adhesive, so that the adhesive forms a water-resisting layer between the mounting groove and the annular raised strips.

Further specifically, in the above technical scheme, the top surface of the first mounting ring is attached to the outer edge of the vibrator upper shell, and the inner side surface of the first mounting ring is attached to the outer side surface of the annular protruding strip.

Further specifically, in the above technical scheme, the vibrator upper shell is provided with a close-fit column, the vibrator lower shell is provided with a close-fit column hole, and the close-fit column hole is in interference fit with the close-fit column.

In the technical scheme, the four close-fit columns and the four close-fit column holes are uniformly distributed around the vibrator lower shell and the vibrator upper shell respectively.

Further specifically, in the above technical solution, the vibrator assembly further includes a wiring board, the wiring board is electrically connected to the vibrator unit, the wiring board is fixed to the vibrator lower case, and the vibrator unit is fixed to the vibrator upper case.

Further specifically, in the above technical scheme, the vibrator assembly further includes a fixing member, the wiring board is provided with a fixing hole, and the fixing member passes through the fixing hole to fix the wiring board to the vibrator lower case.

Further specifically, in the above technical scheme, the wiring board is further provided with a limiting hole, the vibrator lower shell is correspondingly provided with a limiting column, and the limiting column penetrates through the limiting hole to limit the wiring board.

More specifically, in the above technical solution, the vibrator upper case is provided with a vibrator accommodating groove, and the vibrator unit is fixed in the vibrator accommodating groove.

Further specifically, in the above technical scheme, the fuselage subassembly includes fuselage epitheca and fuselage inferior valve, the edge of fuselage epitheca is equipped with the annular sand grip of second, the outer edge of fuselage inferior valve is equipped with the third collar, the fuselage inferior valve inward flange has the fourth collar, the third collar with be formed with the second mounting groove between the fourth collar, the annular sand grip of second is fixed in the second mounting groove.

Compared with the prior art, the embodiment of the utility model has the following beneficial effects:

the mounting groove is formed between the first mounting ring and the second mounting ring, and the annular raised line is inserted into the mounting groove, so that the vibrator shell forms a three-layer sealing structure of the first mounting ring, the annular raised line and the second mounting ring from outside to inside, moisture is effectively prevented from penetrating into the vibrator assembly, the risk of wetting, damaging or performance reducing of the vibrator assembly can be reduced, and the durability and reliability of the bone conduction earphone are improved; on the other hand, the upper oscillator shell and the lower oscillator shell can be firmly connected, and the oscillator assembly is prevented from loosening or falling off.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an explosive structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a vibrator assembly of the present utility model;

FIG. 3 is a schematic view of a structure of a lower shell of the vibrator according to the present utility model;

fig. 4 is a schematic structural view of the upper case of the vibrator according to the present utility model.

In the figure: 1. a fuselage assembly; 2. an ear-hook assembly; 3. a vibrator assembly; 301. a vibrator upper case; 3011. annular raised strips; 3012. a close-fit post hole; 3013. a limit column; 302. a vibrator lower case; 3021. a first mounting ring; 3022. a second mounting ring; 3023. a mounting groove; 3024. a close-fit column; 3025. a vibrator accommodation groove; 303. a vibrator unit; 304. a wiring board; 305. a fixing member; 4. and a rear hanging component.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that reference to an orientation description does not indicate or imply that the device or element in question must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the utility model.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Furthermore, the terms "first," "second," "third," and the like in the description of the present specification and in the appended claims, are used for distinguishing between descriptions and not necessarily for indicating or implying a relative importance.

Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.

Referring to fig. 1-2, the utility model provides a waterproof bone conduction earphone of a vibrator assembly 3, which comprises a body assembly 1, an ear-hook assembly 2 and a vibrator assembly 3, wherein the vibrator assembly 3 is connected with the body assembly 1 through the ear-hook assembly 2, the vibrator assembly 3 comprises a vibrator upper shell 301, a vibrator lower shell 302 and a vibrator unit 303, a first mounting ring 3021 is arranged at the outer edge of the vibrator lower shell 302, a second mounting ring 3022 is arranged at the inner edge of the vibrator lower shell 302, and a mounting groove 3023 is formed between the first mounting ring 3021 and the second mounting ring 3022; the vibrator upper case 301 has a ring-shaped protruding strip 3011 formed at the edge thereof, and the ring-shaped protruding strip 3011 is fixed in the mounting groove 3023.

The vibrator assembly 3 can convert sound into mechanical vibration with different frequencies, and transmit sound waves through skull bone, bone labyrinth, inner ear lymph, screw and auditory center of a person, so as to realize bone conduction of sound, and the vibrator assembly 3 can comprise a circuit board, a coil, a vibrating element and a magnetic field element for generating a magnetic field, and the specific structure is a well-known technology in the art, and the utility model is not repeated herein and is not limited.

By fixing the annular raised strips 3011 in the mounting grooves 3023, on one hand, the sealing connection between the vibrator upper shell 301 and the vibrator lower shell 302 is realized, moisture is effectively prevented from penetrating into the vibrator assembly 3, the risk of moisture, damage or performance degradation of the vibrator assembly 3 can be reduced, and the durability and reliability of the bone conduction earphone are improved; on the other hand, the oscillator upper case 301 and the oscillator lower case 302 can be securely connected to each other, and the oscillator module 3 can be prevented from loosening or falling off.

Optionally, besides the upper vibrator case 301 and the lower vibrator case 302 are fixed by the mounting ring and the annular protruding strips 3011, other fixing structures may be added to improve the stability of installation. For example, the upper vibrator case 301 and the lower vibrator case 302 are covered and fixed by adding a fastening manner: the vibrator upper shell 301 and the vibrator lower shell 302 are provided with corresponding first buckling part and second buckling part structures, and the vibrator upper shell 301 is placed on the vibrator lower shell 302 and a certain pressure is applied, so that the first buckling part and the second buckling part are buckled with each other, and the stability of connection is improved. The two can also be additionally connected by lamination: the contact surfaces of the upper vibrator shell 301 and the lower vibrator shell 302 are tightly adhered together by using a proper adhesive or an adhesive, so that the fixing cover is further improved, and the waterproof performance is improved.

It should be noted that, the present utility model only shows a schematic structural view of a left element of the bone conduction headset, and a right element may have the same structure as the left element, and the left element and the right element are connected through the rear hanging assembly 4.

In some embodiments, an adhesive (not shown) is provided within the mounting groove 3023, and when the vibrator upper case 301 is assembled with the vibrator lower case 302, the annular ridge 3011 presses the adhesive so that the adhesive forms a water barrier between the mounting groove 3023 and the annular ridge 3011.

The adhesive comprises glue, tape, adhesive, etc., preferably, PUR waterproof glue is used as the adhesive. The PUR waterproof adhesive has good sealing performance, can fill the gap between the mounting groove 3023 and the annular raised strips 3011, and forms a uniform sealing layer, so that moisture, humidity and other liquids are effectively prevented from penetrating into the vibrator assembly 3, and reliable waterproof protection is provided; the PUR waterproof adhesive has good elasticity and vibration resistance, can alleviate the influence of external vibration received by the vibrator assembly 3 in the use process, keeps the stability of a waterproof structure, and prevents the waterproof layer from loosening or cracking due to vibration.

By providing an adhesive in the mounting groove 3023, a sealed water-resistant layer is formed between the mounting groove 3023 and the annular protruding strips 3011, which effectively prevents moisture from penetrating into the vibrator assembly 3, and provides reliable waterproof protection.

As shown in fig. 2, in some embodiments, the top surface of the first mounting ring 3021 is attached to the outer edge of the oscillator upper case 301, and the inner side surface of the first mounting ring 3021 is attached to the outer side surface of the annular protruding strip 3011.

The top surface of the first mounting ring 3021 is in close contact with the outer edges of the upper vibrator case 301 to initially prevent liquid from entering from the outer edges of the upper vibrator case 301 and the lower vibrator case 302, providing a physical barrier reducing liquid from entering between the mounting groove 3023 and the annular ridge 3011 along the edge gap between the upper vibrator case 301 and the lower vibrator case 302. The inner side surface of the first mounting ring 3021 is attached to the outer side surface of the annular raised line 3011, and the attachment between the inner side surface of the first mounting ring 3021 and the outer side surface of the annular raised line 3011 forms a second line of defense, so that liquid is further prevented from penetrating from the outer edge.

In some embodiments, as shown in fig. 4, the vibrator upper case 301 is provided with a close-fitting post 3024, and as shown in fig. 3, the vibrator lower case 302 is provided with a close-fitting post hole 3012, the close-fitting post hole 3012 being in an interference fit with the close-fitting post 3024.

On the one hand, interference fit of the close-fit post 3024 and the close-fit post hole 3012 enables the vibrator upper case 301 and the vibrator lower case 302 to be firmly connected, so as to provide higher fixing strength, avoid loosening of the vibrator assembly 3 in the use process, and ensure stability and reliability of the earphone.

On the other hand, through the interference fit of close-fit post 3024 and close-fit post hole 3012, the connection between the casings does not need extra pressurize process, compares in traditional process of carrying out the pressurize again after gluing, and above-mentioned connected mode can simplify the equipment flow, saves time and human cost.

As shown in fig. 3-4, in some embodiments, the number of the close-fit posts 3024 and the close-fit post holes 3012 is four, and the close-fit posts are uniformly distributed around the vibrator lower case 302 and the vibrator upper case 301, respectively.

By distributing the close-fitting posts 3024 and the close-fitting post holes 3012 in four directions, balanced distribution of stress between the vibrator upper case 301 and the vibrator lower case 302 can be achieved, local stress is reduced, and stability and durability of connection are improved.

As shown in fig. 1-3, in some embodiments, the vibrator assembly 3 further comprises a wiring board 304, the wiring board 304 being electrically connected to the vibrator unit 303, the wiring board 304 being fixed to the vibrator lower case 302, the vibrator unit 303 being fixed to the vibrator upper case 301.

The wiring board 304 transmits an electric signal from the input terminal to the vibrator unit 303 through a wire or a circuit path, thereby causing the vibrator unit 303 to generate corresponding mechanical vibration, and realizing bone conduction of sound.

The vibrator assembly 3 may be affected by external impact or vibration during use, and the overall structural strength and durability of the vibrator assembly 3 can be increased by fixing the wiring board 304 to the vibrator lower case 302 and the vibrator unit 303 to the vibrator upper case 301. The fixing mode can reduce movement or dislocation among components in the assembly, reduce damage risk and prolong the service life of the bone conduction earphone.

As shown in fig. 3, in some embodiments, the vibrator assembly 3 further includes a fixing member 305, and the wiring board 304 is provided with a fixing hole, and the fixing member 305 passes through the fixing hole to fix the wiring board 304 to the vibrator lower case 302.

Through the fixed hole that mounting 305 passed wiring board 304, wiring board 304 can be firmly fixed in on the oscillator inferior valve 302, has ensured firm connection between wiring board 304 and the oscillator inferior valve 302, prevents to appear the condition of becoming flexible or droing between the two.

Preferably, the fixing member 305 is a screw, and the wiring board 304 is fixed on the vibrator lower case 302 by the screw, so that maintenance and replacement of the wiring board 304 are facilitated, and when maintenance or replacement of the wiring board 304 is required, the wiring board 304 can be easily detached by only screwing out the screw. This design allows for easier maintenance of the patch panel 304 while reducing impact on other components.

As shown in fig. 3, in some embodiments, the wiring board 304 is further provided with a limiting hole, and the vibrator lower case 302 is correspondingly provided with a limiting post 3013, and the limiting post 3013 passes through the limiting hole to limit the wiring board 304.

Through the cooperation of the limiting holes and the limiting posts 3013, the wiring board 304 can be accurately positioned to a specific position on the vibrator lower case 302, so that correct alignment of the wiring board 304 and other components is ensured, and normal operation of functions such as circuit connection and signal transmission is ensured.

As shown in fig. 4, in some embodiments, the vibrator upper case 301 is provided with a vibrator accommodation groove 3025, and the vibrator unit 303 is fixed in the vibrator accommodation groove 3025. The vibrator unit 303 is a core component of the vibrator assembly 3, and is responsible for converting sound into mechanical vibration, and the vibrator unit 303 is fixed in the vibrator accommodating groove 3025, so that the vibrator unit 303 can be ensured to be stable in position, and is prevented from loosening or displacing in the use process, thereby maintaining the normal working state of the bone conduction earphone.

In some embodiments, the fuselage assembly 1 comprises a fuselage upper shell and a fuselage lower shell, the edge of the fuselage upper shell is provided with a second annular raised line, the outer edge of the fuselage lower shell is provided with a third mounting ring, the inner edge of the fuselage lower shell is provided with a fourth mounting ring, a second mounting groove is formed between the third mounting ring and the fourth mounting ring, and the second annular raised line is fixed in the second mounting groove.

Through being fixed in the second mounting groove with second annular sand grip, formed firm connection between fuselage epitheca and the fuselage inferior valve, prevent that fuselage subassembly 1 from becoming flexible or coming off in the use to keep the structural stability of whole equipment.

Meanwhile, the second annular raised strips and the second mounting grooves are matched to form a sealing layer, so that moisture, humidity and other liquids are effectively prevented from penetrating into the inner space from the joint of the upper shell and the lower shell of the machine body, and electronic elements and other sensitive parts in the machine body are protected from being damaged.

Optionally, the fuselage epitheca is provided with the second close-fitting post hole, and the fuselage inferior valve is provided with the second close-fitting post, and second close-fitting post hole interference fit further improve the stability of fuselage subassembly 1.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.

Claims (10)

1. The utility model provides a waterproof bone conduction earphone of oscillator subassembly, includes fuselage subassembly, ear-hang subassembly and oscillator subassembly, the oscillator subassembly pass through the ear-hang subassembly with the fuselage subassembly is connected, the oscillator subassembly includes oscillator epitheca, oscillator inferior valve and oscillator unit, its characterized in that: the outer edge of the oscillator lower shell is provided with a first mounting ring, the inner edge of the oscillator lower shell is provided with a second mounting ring, and a mounting groove is formed between the first mounting ring and the second mounting ring; the edge of the vibrator upper shell is provided with an annular raised line, and the annular raised line is fixed in the mounting groove.

2. The transducer assembly waterproof bone conduction headset of claim 1, wherein: the mounting groove is internally provided with an adhesive, and when the vibrator upper shell and the vibrator lower shell are assembled, the annular raised strips squeeze the adhesive, so that the adhesive forms a water-resisting layer between the mounting groove and the annular raised strips.

3. The transducer assembly waterproof bone conduction headset of claim 2, wherein: the top surface of the first mounting ring is attached to the outer edge of the vibrator upper shell, and the inner side surface of the first mounting ring is attached to the outer side surface of the annular raised line.

4. The transducer assembly waterproof bone conduction headset of claim 1, wherein: the vibrator upper shell is provided with a close-fit column, the vibrator lower shell is provided with a close-fit column hole, and the close-fit column hole is in interference fit with the close-fit column.

5. The transducer assembly waterproof bone conduction headset of claim 4, wherein: the four close-fit columns and the four close-fit column holes are uniformly distributed around the vibrator lower shell and the vibrator upper shell respectively.

6. The transducer assembly waterproof bone conduction headset of claim 1, wherein: the oscillator assembly further comprises a wiring board, the wiring board is electrically connected with the oscillator unit, the wiring board is fixed on the oscillator lower shell, and the oscillator unit is fixed on the oscillator upper shell.

7. The transducer assembly waterproof bone conduction headset of claim 6, wherein: the vibrator assembly further comprises a fixing piece, the wiring board is provided with a fixing hole, and the fixing piece penetrates through the fixing hole to fix the wiring board to the vibrator lower shell.

8. The transducer assembly waterproof bone conduction headset of claim 7, wherein: the wiring board is further provided with a limiting hole, the vibrator lower shell is correspondingly provided with a limiting column, and the limiting column penetrates through the limiting hole to limit the wiring board.

9. The transducer assembly waterproof bone conduction headset of claim 6, wherein: the oscillator upper shell is provided with an oscillator accommodating groove, and the oscillator unit is fixed in the oscillator accommodating groove.

10. The transducer assembly waterproof bone conduction headset of any one of claims 1-9, wherein: the machine body assembly comprises an upper machine body shell and a lower machine body shell, wherein a second annular raised line is arranged at the edge of the upper machine body shell, a third mounting ring is arranged at the outer edge of the lower machine body shell, a fourth mounting ring is arranged at the inner edge of the lower machine body shell, a second mounting groove is formed between the third mounting ring and the fourth mounting ring, and the second annular raised line is fixed in the second mounting groove.