CN218648941U

CN218648941U - Movement of bone conduction earphone

Info

Publication number: CN218648941U
Application number: CN202223148334.2U
Authority: CN
Inventors: 毛华生; 盖伟东
Original assignee: Dongguan Liesheng Electronic Co Ltd
Current assignee: Dongguan Liesheng Electronic Co Ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-03-17
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses a core of bone conduction earphone, include: the casing of built-in bone conduction oscillator unit is provided with the connecting portion of being connected with the ear-hang subassembly in casing up end, connecting portion include: the lug-type earphone comprises a bulge part, a pipe connecting part, a plunger part and a metal rod, wherein the bulge part is bulged on the upper surface of the shell, the pipe connecting part is formed by extending from the bulge part to one side of the ear-hang component, the plunger part is in plug-in fit with the pipe connecting part, and the metal rod is used for coating the bulge part and the pipe connecting part; and a wire hole for a lead to pass through is formed in the plunger part. The utility model discloses go up be used for with the connecting portion of ear-hang subassembly increased a metal pole, can be with the casing fixed connection of whole connecting portion and core through the metal pole, thereby improve the utility model discloses and the joint strength between the ear-hang subassembly.

Description

Core of bone conduction earphone

The technical field is as follows:

the utility model relates to a bone conduction earphone product technical field refers in particular to a core of bone conduction earphone.

The background art comprises the following steps:

existing bone conduction headsets typically include: two core components, two ear-hang components of being connected with the core component to and connect the back of two ear-hang components and hang the subassembly. The bone conduction earphone comprises a machine core assembly, a bone conduction vibrator unit, a bone conduction earphone body and a bone conduction earphone body, wherein the machine core assembly is used as a core component of the bone conduction earphone body, the bone conduction vibrator unit is arranged in the machine core assembly and used as an energy conversion device, audio is converted into vibration through the bone vibrator unit, and bone conduction sound is output through a contact area, in contact with a human body, on the machine core assembly.

An earhook assembly in a bone conduction headset generally comprises an earhook body in which a control circuit or a battery of the bone conduction headset is mounted, and a hook portion which is hung on a pinna of a user when in use. The movement assembly is connected to the end part of the hook part. In current bone conduction earphone, the connection between core assembly and the hook part mostly adopts hollow plastic pipe body to connect, and the wire in the bone conduction earphone can pass through plastic pipe body internal pipeline like this. This connection has the following disadvantages:

first, the core assembly of bone conduction earphone usually and hook portion between have certain contained angle, just can guarantee the bone conduction earphone at the during operation because the existence of contained angle, the skin of human head both sides is laminated to the contact area (usually being the front end surface of core assembly) with human contact on the core assembly. Traditional bone conduction earphone directly connects core module and couple portion through the plastic body, can lead to in the installation, the deviation appears in the contained angle that exists between core module and the couple portion usually, leads to the skin of the human head both sides of can't laminating completely with the contact area of human contact on the final core module to it is not good to cause the audio transmission effect.

Secondly, traditional bone conduction earphone directly passes through plastic body and connects core subassembly and couple portion, and this kind of connected mode structural strength is not high, especially appears the condition that the crackle appears, even the fracture appears because of stress concentration leads to in joint position department easily.

In order to solve the above problems, the present inventors have made the following improvements and tests.

The utility model has the following contents:

the utility model aims to solve the technical problem that just lie in overcoming prior art not enough, provide a core of bone conduction earphone, its contact area that not only can ensure the core is laminated with user's people's face angle to joint strength between core and the ear-hang subassembly has been strengthened.

In order to solve the technical problem, the utility model discloses a following technical scheme: a movement for a bone conduction headset, comprising: the casing of built-in bone conduction oscillator unit is provided with the connecting portion of being connected with the ear-hang subassembly in the casing up end, connecting portion include: the lug boss is protruded out of the upper surface of the shell, the pipe connecting part is formed by extending from the lug boss to one side of the ear-hang component, the plunger part is in plug-in fit with the pipe connecting part, and the metal rod wraps the lug boss and the pipe connecting part; and a wire hole for a lead to pass through is formed in the plunger part.

Further, in the above technical solution, the metal rod includes: the cover body part is matched with the bulge part, and the sleeve part is matched with the pipe joint part.

Further, in the above technical solution, the cover body is provided with a through hole, and the protruding portion is provided with a key corresponding to the through hole.

Furthermore, in the above technical solution, a fastening member is formed on the lower surface of the end of the cover body, and a slot matched with the fastening member is formed on the housing at a position corresponding to the fastening member.

Furthermore, in the above technical solution, a plurality of grooves are uniformly distributed on the protruding portion and the pipe connecting portion.

Furthermore, in the above technical solution, the pipe joint portion is provided with a positioning groove along a port thereof, and the column body of the plunger portion inserted into the pipe joint portion is formed with a positioning strip corresponding to the positioning groove.

Further, in the above technical solution, a guide slope is formed at a port of the pipe connection portion.

Further, in the above aspect, the plunger portion includes: the device comprises a cylinder, a positioning strip, a connecting section and a step part, wherein the cylinder is in splicing fit with the pipe joint part, the positioning strip is formed on the cylinder, the connecting section is matched with the ear hanging assembly, and the step part is positioned between the cylinder and the connecting section.

Further, in the above technical solution, the string hole formed in the plunger portion includes: the power line and the data line respectively pass through the power line hole and the data line hole, and extend into the cavity in the shell body, wherein the bone conduction vibrator unit is arranged in the cavity.

Further, in the above technical solution, the cylinder is provided with a sealing groove.

After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect:

1. the utility model discloses on be used for increasing a metal pole with the connecting portion of ear-hang subassembly, can be with the casing fixed connection of whole connecting portion and core through the metal pole, thereby improve the utility model discloses and the joint strength between the ear-hang subassembly.

2. The utility model provides a connecting portion are provided with a plunger portion, plunger portion one end and ear-hang subassembly fixed connection, in its make one end insert the pipe connector in the connecting portion, realize accurate counterpoint in the location strip through the constant head tank between plunger portion and the pipe connector portion simultaneously to guarantee that the contained angle between core and the ear-hang subassembly is accurate, avoid appearing the angle deflection, thereby ensure on the core with the contact zone of human contact laminate the skin of human head both sides completely, provide better audio transmission effect.

Description of the drawings:

fig. 1 is a perspective view of the present invention in combination with an ear hook assembly;

fig. 2 is a perspective view of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 isbase:Sub>A sectional view taken along line A-A of FIG. 3;

fig. 5 is an exploded perspective view of the present invention;

fig. 6 is an exploded perspective view from another perspective of the present invention.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and the accompanying drawings.

The utility model relates to a bone conduction earphone, it is shown in figure 1, it is this the utility model discloses be connected the stereogram after with the ear-hang subassembly, it includes: ear-hang component 4 and movement 1. The ear hook assembly 4 comprises an ear hook body 40 and a hook portion 41, the ear hook body 40 being provided with a control circuit or a battery for mounting the bone conduction headset therein, the hook portion 41 being suspended on the pinna of the user when in use. The core 1 of the utility model is connected with the end part of the hook part 41.

As shown in fig. 2 to fig. 6, the present invention includes: a housing 1 and a bone conduction transducer unit 10 built in the housing 1. The lower end of the housing 1 has a contact area with the human body, and the bone conduction headset outputs bone conduction sound through the contact area. The upper end of the shell 1 is provided with a connecting part 2 connected with the ear-hook component 4, and the movement 2 is connected with a hook part 41 in the ear-hook component 4 through the connecting part 2.

The connecting part 2 comprises: a boss portion 21, a pipe joint portion 22, a plunger portion 23, and a metal rod 24. The protruding part 21 is located on the upper end surface of the casing 1, the protruding part 21 and the casing 1 are integrally formed, and the button 3 for controlling the bone conduction earphone is arranged on the protruding part 21. The pipe joint part 22 is formed by extending the bulge part 21 to one side of the ear-hang component. The boss portion 21 and the pipe connecting portion 22 substantially constitute one column. A positioning groove 12 is formed on the upper end surface of the housing 1 along the outer edges of the boss portion 21 and the pipe connecting portion 22, and the positioning groove 12 is to be engaged with the metal rod 24. A plurality of grooves 25 are uniformly distributed on the convex part 21 and the pipe joint part 22.

The pipe joint part 22 is provided with a positioning groove 221 along the port thereof, and the positioning groove 221 is used for positioning in inserting and matching with the plunger part 23. The end of the pipe joint 22 is formed with a guide slope 222, and the guide slope 222 will facilitate the nesting insertion of the metal rod 24.

The metal rod 24 includes: a cap portion 241 fitted with the boss portion 21, and a bushing portion 242 fitted with the nipple portion 22. The cover 241 is provided with a through hole 240 corresponding to the key 3, and the metal key 3 is exposed through the through hole 24. In addition, a locking piece 2410 is formed on the lower surface of the end of the cover 241, and a locking slot 11 matched with the locking piece 2410 is formed on the shell 1 at a position corresponding to the locking piece 2410.

The lower part of the front section of the metal rod 24 is hollowed to form an arc-shaped cover body corresponding to the shape of the bulge part 21, and the rear section forms a complete sleeve part 242. When the device is installed, the sleeve portion 242 of the metal rod 24 is firstly sleeved on the pipe connection portion 22 by the guiding inclined surface 222, then the whole metal rod 24 is pushed to move towards the key 3 until the cap portion 241 is located above the protrusion portion 21, and then the cap portion 241 is pressed downwards, so that the fastener 2411 is fastened on the card slot 1 on the housing 1. At the same time, the edge of the cover portion 241 falls into the positioning groove 12, and the sleeve portion 242 is sleeved on the pipe connecting portion 22, so that the metal rod 24 is fixedly connected to the housing 1.

Of course, in order to increase the stability and ensure a watertight sealing effect, glue may be applied to the inner wall of the metal rod 24, wherein the groove 25 may accommodate redundant glue. The utility model provides a metal pole 24 not only plays the effect of reinforceing the structure, and it is with the complete cladding of bellying 21 and coupling portion 22 inside metal pole 24, still plays the decoration effect of beautifying, can further promote the feel of product.

The plunger portion 23 is inserted into the tube connecting portion 22, and a wire hole 230 for passing a wire is formed in the plunger portion 23. The wire hole 230 includes: a power line hole 2301 and a data line hole 2302, through which the power line and data line extending from the ear-hook assembly pass, respectively, and extend into the cavity in the housing 1 in which the bone conduction vibrator unit 10 is installed.

The plunger portion 23 includes: a column 230 mating with the pipe joint 22, a positioning strip 231 formed on the column 230, a connecting section 232 mating with the ear hook component, and a step 233 between the column 230 and the connecting section 232.

The connecting end 232 of the plunger portion 23 is used for fixedly connecting with the hook portion 41 of the ear hook assembly 4, and after the plunger portion 23 is fixedly connected with the end of the hook portion 41, the power cord and the data cord of the bone conduction headset are respectively passed through the power cord hole 2301 and the data cord hole 2302, and then extend into the housing 1 through the connecting portion 23. When the plug portion 23 is inserted into the pipe connecting portion 23, the plug portion 23 is engaged with the pipe connecting portion 23 by inserting the column 230 into the pipe connecting portion 23, and the plug portion 23 is engaged with the pipe connecting portion 23 by engaging the positioning strip 231 with the positioning groove 221 of the pipe connecting portion 22. Until the stepped portion 233 abuts against the port of the pipe joint portion 22. Thus, the ear-hook component 4 is realized and the utility model discloses accurate positioning connection between.

In order to improve the waterproof effect, the cylinder 230 is provided with a sealing groove 2300, and a sealing ring can be placed in the sealing groove 2300 or glue can be directly injected for sealing during installation.

Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.

Claims

1. A movement for a bone conduction headset, comprising: the casing of built-in bone conduction oscillator unit is provided with the connecting portion of being connected with the ear-hang subassembly in the casing up end, its characterized in that:

the connecting part comprises: the lug boss is protruded out of the upper surface of the shell, the pipe connecting part is formed by extending from the lug boss to one side of the ear-hang component, the plunger part is in plug-in fit with the pipe connecting part, and the metal rod wraps the lug boss and the pipe connecting part;

and a wire hole for a lead to pass through is formed in the plunger piston part.

2. A movement of a bone conduction earphone according to claim 1, wherein: the metal rod includes: the cover body part is matched with the bulge part, and the sleeve part is matched with the pipe joint part.

3. A movement of a bone conduction earphone according to claim 2, wherein: the cover body is provided with a through hole, and the protruding part is provided with a key corresponding to the through hole.

4. A movement of a bone conduction earphone according to claim 2, wherein: the lower surface of the tail end of the cover body part is formed with a buckling piece, and the position of the shell corresponding to the buckling piece is provided with a clamping groove matched with the buckling piece.

5. A movement of a bone conduction earphone according to claim 1, wherein: a plurality of grooves are uniformly distributed on the convex part and the pipe connection part.

6. A movement for a bone conduction headset according to any one of claims 1-5, wherein: the pipe joint part is provided with a positioning groove along the port of the pipe joint part, and a positioning strip corresponding to the positioning groove is formed on the column body of the plunger piston part inserted into the pipe joint part.

7. A movement of a bone conduction earphone according to claim 6, wherein: the port of the pipe connecting part is formed with a guide inclined plane.

8. A movement of a bone conduction earphone according to claim 6, wherein: the plunger portion includes: the device comprises a cylinder, a positioning strip, a connecting section and a step part, wherein the cylinder is in splicing fit with the pipe joint part, the positioning strip is formed on the cylinder, the connecting section is matched with the ear hanging assembly, and the step part is positioned between the cylinder and the connecting section.

9. A movement of a bone conduction earphone according to claim 8, wherein: the wire hole formed in the plunger portion includes: the power line and the data line respectively pass through the power line hole and the data line hole, and extend into the cavity in the shell body, wherein the bone conduction vibrator unit is arranged in the cavity.

10. A movement of a bone conduction earphone according to claim 8, wherein: the cylinder on be provided with the seal groove.