CN217985396U

CN217985396U - Bone conduction loudspeaker

Info

Publication number: CN217985396U
Application number: CN202221523696.2U
Authority: CN
Inventors: 陈明州
Original assignee: Xiamen Jia Er Te Electronic Technology Co ltd
Current assignee: Xiamen Jia Er Te Electronic Technology Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-12-06
Anticipated expiration: 2032-06-17

Abstract

The utility model relates to the technical field of earphone, specifically be a bone conduction speaker, body, the protective housing of setting outside this body including the speaker, the protective housing includes casing, visor, the visor lid closes on the casing, be provided with the connecting plate on the body, the fixed installation pole that is provided with on the protective housing, the mounting hole has been seted up on the connecting plate, the mounting hole cover is established when installing on the pole, the visor is contradicted on the body, the utility model discloses have the effect that reduces the speaker and remove to make tone quality more stable more reliable.

Description

Bone conduction loudspeaker

Technical Field

The utility model relates to an earphone technical field specifically is a bone conduction speaker.

Background

Bone conduction is a sound conduction mode, which transmits sound through the skull, the bone labyrinth, the lymph fluid of the inner ear, the spiral organ, and the auditory center of a human being.

One type of bone conduction headset that is now common includes a bone conduction speaker, a housing, a connecting band, the speaker is pasted in the housing through glue, the connecting band is connected to the housing, and the connecting band is worn on the head of a person.

For the technical conditions, the loudspeaker has the defect that the loudspeaker is moved because the glue is easy to deteriorate after a long time.

Based on this, the utility model designs a bone conduction speaker to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bone conduction speaker to solve above-mentioned technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bone conduction speaker, includes the body of speaker, sets up at this external protective housing, the protective housing includes casing, visor, the visor lid closes on the casing, be provided with the connecting plate on the body, the fixed installation pole that is provided with on the protective housing, the mounting hole has been seted up on the connecting plate, when the mounting hole cover was established on the installation pole, the visor is contradicted on the body.

Through adopting above-mentioned technical scheme, establish the back on the installation pole with the mounting hole cover during installation body, the lid that closes lets the visor contradict on the body to install the body in the protective housing, reach the effect that reduces the speaker and remove.

Preferably, the connecting plate is provided with a plurality of connecting plates on the body.

Through adopting above-mentioned technical scheme, a plurality of connecting plates are installed in the protective housing, can further reduce rocking of body, reach the effect of stabilizing the body.

Preferably, a limiting groove is formed in the protective shell, a limiting block is fixedly arranged on the body, and the limiting block is inserted into the limiting groove.

Through adopting above-mentioned technical scheme, when the body was installed in the protective housing, the stopper was pegged graft in the spacing groove, can further stabilize the body, reached the effect that reduces rocking of body.

Preferably, the mounting hole is a circular truncated cone hole, and the mounting rod is in a circular truncated cone shape.

By adopting the technical scheme, when the mounting hole is sleeved on the mounting rod, the circular truncated cone-shaped mounting hole can conveniently guide the mounting hole to be sleeved on the mounting rod.

Preferably, the cover is equipped with solid fixed ring on the outside lateral wall of body, be equipped with the groove of sliding on the connecting plate, the groove cover of sliding is established on solid fixed ring, the hole of supporting has been seted up on the connecting plate, threaded connection has the feeler lever on the hole of supporting, the feeler lever supports solid fixed ring tightly.

Through adopting above-mentioned technical scheme, the groove cover that slides is established on solid fixed ring, slides to required position at the connecting plate after, rotates and supports the feeler lever and support solid fixed ring tightly to prevent that the connecting plate from removing, reach the effect of adjusting the connecting plate position.

Preferably, the connecting plate is fixedly provided with an anti-falling block, the fixing ring is provided with an anti-falling groove, and the anti-falling block slides in the anti-falling groove.

Through adopting above-mentioned technical scheme, the anticreep piece slides in the anticreep groove, can reduce the connecting plate and break away from solid fixed ring, reaches the effect of stable connecting plate removal.

In summary, the present application has the following beneficial technical effects: after the mounting hole is sleeved on the mounting rod during mounting of the body, the protective cover covers the mounting hole, and is abutted to the body, so that the body is mounted in the protective shell, and the effect of reducing the movement of the loudspeaker is achieved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the installation of the body in this embodiment;

FIG. 2 is a schematic view showing the structure of the whole components of the main body of the present embodiment;

FIG. 3 is a schematic view showing the installation of the components of the main body according to this embodiment

FIG. 4 is a schematic view illustrating the installation of the connection plate in this embodiment;

FIG. 5 is a schematic structural diagram of a touch panel in the present embodiment;

fig. 6 is a schematic view illustrating the installation of the anti-slip block in this embodiment.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a body; 2. a slide plate; 3. a housing; 4. a sound transmission hole; 5. a fixing ring; 6. a connecting plate; 7. a sliding groove; 8. abutting against the hole; 9. a touch bar; 10. mounting a rod; 11. mounting holes; 12. a protective cover; 13. a limiting groove; 14. a limiting block; 15. an anti-drop block; 16. a drop-proof groove; 17. a touch plate; 18. a shield; 19. a coil; 20. a first magnet; 21. a second magnet; 22. a first yoke; 23. a second yoke; 24. a magnetic conductive sheet; 25. vibrating the diaphragm; 26. a wiring board; 27. connecting sheets; 28. and (4) air holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The present application is described in further detail below with reference to figures 1-6.

Referring to fig. 1, a bone conduction speaker includes a body 1 of the speaker, and a protective case disposed outside the body 1, the protective case includes a housing 3 and a protective cover 12, the protective cover 12 covers the housing 3, and the protective cover 12 is provided with a plurality of sound transmission holes 4.

Referring to fig. 2 and 3, the body 1 includes a shield 18, a coil 19, a first magnet 20, a second magnet 21, a magnetic conductive sheet 24, a first magnetic yoke 22, a second magnetic yoke 23, a vibrating diaphragm 25, a wiring board 26, and a connecting sheet 27, the first magnet 20 is disposed in the first magnetic yoke 22, the magnetic conductive sheet 24 is disposed on the first magnet 20, the second magnet 21 is disposed on the magnetic conductive sheet 24, and the magnetic conductive sheet 24 is located between the first magnet 20 and the second magnet 21. The guard shield 18 is located the top of first yoke 22, and coil 19 sets up on the downside of guard shield 18, and coil 19 cover is established outside second magnet 21, and second yoke 23 cover is established outside coil 19, and vibration diaphragm 25 places on first yoke 22, is provided with the clamping ring on the second yoke 23, and the clamping ring contacts with vibration diaphragm 25, and vibration diaphragm 25 is located between clamping ring and first yoke 22. The terminal block 26 is disposed on the upper surface of the shield 18, the connecting piece 27 is fixed to the shield 18, and the connecting piece 27 covers the upper surface of the terminal block 26. The clamping ring on the second magnet yoke 23 is abutted on the vibrating diaphragm 25, so that the vibrating diaphragm 25 can be balanced and fixed, the stability of the vibrating diaphragm 25 is improved, and the structural looseness of the vibrating diaphragm 25 caused by vibration in the long-term application process is reduced, so that the tone quality of the bone conduction loudspeaker is improved, and the distortion of low frequency is reduced.

Referring to fig. 2 and 3, the protective cover 18 is provided with a plurality of air holes 28, the plurality of air holes 28 are circumferentially arranged on the protective cover 18 at intervals, and when the body 1 makes a sound, the plurality of air holes 28 can increase the sound to be transmitted, so that the sound is uniformly transmitted, the deviation is reduced, and the effect of improving the sound quality is achieved. The press ring on the second magnetic yoke 23 presses on the part of the vibrating diaphragm 25, so that the vibrating diaphragm 25 can be stabilized under the condition that the vibrating diaphragm 25 can normally vibrate, the vibrating diaphragm 25 is reduced to move, the distortion is reduced, and the effect of improving the tone quality is achieved.

Referring to fig. 4 and 5, the outer side wall of the protective cover 18 is sleeved with and fixed to a fixing ring 5, the protective cover 18 is provided with a connecting plate 6, the connecting plate 6 is provided with a touch plate 17 and a sliding plate 2, a sliding groove 7 is formed between the sliding plate 2 and the touch plate 17, the sliding groove 7 is sleeved on the fixing ring 5, and the fixing ring is located between the sliding plate 2 and the touch plate 17. The abutting plate 17 is provided with an abutting hole 8, the abutting hole 8 is connected with an abutting rod 9 through threads, and the abutting rod 9 abuts against the fixing ring 5.

Referring to fig. 4 and 5, a mounting rod 10 is fixedly arranged on the housing 3, a mounting hole 11 is formed in the connecting plate 6, the mounting hole 11 is sleeved on the mounting rod 10, and the contact rod 9 is rotated to tightly abut against the fixing ring 5, so that the connecting plate 6 is fixed, and the connecting plate 6 is prevented from moving. Then the protective cover 12 is covered on the shell 3, the protective cover 12 is abutted against the connecting sheet 27, and the mounting hole 11 is prevented from being separated from the mounting rod 10. The connecting plate 3 can prevent the body 1 from rotating, and simultaneously the protective cover 12 is abutted on the body 1, and can prevent the mounting hole 11 from being separated from the mounting rod 10, so that the body 1 is mounted in the shell 3, and the effect of reducing the movement of the body 1 in the shell 3 is achieved.

Referring to fig. 4 and 5, it should be noted that the material of the protective cover 12 is the same as that of the housing 3, and after the protective cover 12 is covered on the housing 3, the protective cover 12 is welded to the housing 3 by heat fusion, so that the protective cover 12 is stably covered on the housing 3, and the protective cover 12 is prevented from being detached.

Referring to fig. 4 and 5, connecting plate 6 is provided with a plurality ofly on guard shield 18, and corresponding installation pole 10 is provided with a plurality ofly in casing 3, removes connecting plate 6 to required position after, rotates and supports feeler lever 9 and supports solid fixed ring 5 to it is fixed with connecting plate 6, prevents that connecting plate 6 from removing, makes things convenient for connecting plate 6 to adapt to the installation pole 10 of different positions, conveniently adjusts the position of connecting plate 6. A plurality of mounting holes 11 are respectively sleeved on the mounting rod 10, so that the shaking of the body 1 can be further reduced, and the effect of further stabilizing the body 1 is achieved.

Referring to fig. 4 and 5, a limiting groove 13 is formed in the housing 3, a limiting block 14 is fixedly arranged on one side, away from the protective cover 12, of the first magnetic yoke 22, and when the body 1 is installed in the housing 3, the limiting block 14 is inserted into the limiting groove 13, so that the movement of the body 1 is further reduced, and the body 1 is stabilized. The mounting hole 11 is a circular truncated cone hole, the mounting rod 10 is in a circular truncated cone shape, and when the mounting hole 11 is sleeved on the mounting rod 10, the circular truncated cone-shaped mounting hole 11 can conveniently guide the mounting hole 11 to be sleeved on the mounting rod 10, so that the effect of conveniently mounting the body 1 is achieved.

Referring to fig. 4 and 6, the last fixed anticreep piece 15 that is provided with of slide plate 2, anticreep piece 15 in this embodiment is fixed to be set up on the cell wall of groove 7 that slides, has seted up anticreep groove 16 on the solid fixed ring 5, and anticreep groove 16 is the ring channel, and anticreep piece 15 slides in anticreep groove 16, when connecting plate 6 removes, can reduce connecting plate 6 and break away from solid fixed ring 5, reaches the effect that stable connecting plate 6 removed.

The implementation principle of the embodiment is as follows: the connecting plate 3 can prevent the body 1 from rotating, and simultaneously the protective cover 12 is abutted on the body 1, and can prevent the mounting hole 11 from being separated from the mounting rod 10, so that the body 1 is mounted in the shell 3, and the effect of reducing the movement of the body 1 in the shell 3 is achieved.

Reduce the removal of body 1, when using, can reduce the bone conduction speaker because the difference in the installation leads to the decline of tone quality, avoid simultaneously when people remove, owing to rock the removal that causes the body to improve the tone quality of earphone.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bone conduction speaker, includes body (1) of speaker, sets up the protective housing outside body (1), its characterized in that: the protective housing comprises a housing (3) and a protective cover (12), wherein the protective cover (12) covers the housing (3), a connecting plate (6) is arranged on the body (1), an installation rod (10) is fixedly arranged on the protective housing, a mounting hole (11) is formed in the connecting plate (6), the mounting hole (11) is sleeved on the installation rod (10), and the protective cover (12) is abutted to the body (1).

2. A bone conduction speaker as claimed in claim 1, wherein: the connecting plates (6) are arranged on the body (1) in a plurality.

3. A bone conduction speaker as claimed in claim 1, wherein: the protective shell is provided with a limiting groove (13), the body (1) is fixedly provided with a limiting block (14), and the limiting block (14) is inserted into the limiting groove (13).

4. A bone conduction speaker as claimed in claim 1, wherein: the mounting hole (11) is a circular truncated cone hole, and the mounting rod (10) is in a circular truncated cone shape.

5. A bone conduction speaker as claimed in claim 1, wherein: the cover is equipped with solid fixed ring (5) on the outside lateral wall of body (1), be equipped with groove (7) that slide on connecting plate (6), groove (7) cover of sliding is established on solid fixed ring (5), tight hole (8) have been seted up on connecting plate (6), threaded connection has to support feeler lever (9) on supporting hole (8), support feeler lever (9) and support solid fixed ring (5).

6. A bone conduction speaker as claimed in claim 5, wherein: the anti-falling device is characterized in that an anti-falling block (15) is fixedly arranged on the connecting plate (6), an anti-falling groove (16) is formed in the fixing ring (5), and the anti-falling block (15) slides in the anti-falling groove (16).