CN217283316U - Earphone angle adjustment mechanism and earphone - Google Patents

Abstract

The utility model discloses an earphone angle adjustment mechanism and earphone, earphone angle adjustment mechanism includes first rotation seat, second rotation seat, the rocking arm, gear adjusting part, button and first elastic component, the rocking arm is located between first rotation seat and the second rotation seat, the center of rocking arm is located the extension line of first roof beam central line, the second support arm is provided with a plurality of gear archs, the gear arch can inlay the gear inslot, the one end of button is pegged graft with gear adjusting part, the both ends of first elastic component respectively with gear adjusting part, second rotation seat butt; the earphone is intelligent earphone or bluetooth headset to including foretell earphone angle adjustment mechanism. The utility model discloses in, the center of rocking arm is located the extension line of first roof beam central line, and the back is worn to the earphone, and the both sides keep balance of first roof beam is difficult to towards a lopsidedness, and when the rocking arm rotated and the relative rocking arm of earlap rotated, first roof beam both sides keep balance, and the earphone is higher at rocking arm and earlap rotation in-process wear the stationarity.

Description

Earphone angle adjustment mechanism and earphone

Technical Field

The utility model relates to an earphone technical field especially relates to an earphone angle adjustment mechanism and earphone.

Background

The headphone comprises a head beam and earshells connected to two ends of the head beam, the headphone is comfortable and suitable for users with different face shapes, an adjusting mechanism is connected between the earshells and the head beam and used for adjusting angles between the earshells and the head beam, and the earshells are usually connected with a rotating arm in the adjusting mechanism in a rotating mode.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an earphone angle adjustment mechanism can avoid the earphone to wear the shell of the back incline to improve the laminating degree of shell of the ear and user's ear.

The utility model discloses still provide an earphone with above-mentioned earphone angle adjustment mechanism.

According to the utility model discloses an earphone angle adjustment mechanism of first aspect embodiment for connector roof beam and earlap, include:

the first rotating seat and the second rotating seat are used for connecting the head beam, and the first rotating seat and the second rotating seat are arranged at intervals;

the rotating arm is used for being connected with the earmuff and comprises a first supporting arm and a second supporting arm, the interior of the first supporting arm is hollow, the second supporting arm is connected to the inner wall of the first supporting arm, the rotating arm is located between the first rotating seat and the second rotating seat, the center of the rotating arm is located on the extension line of the center line of the head beam, two ends of the first supporting arm are respectively abutted against the first rotating seat and the second rotating seat and can rotate relative to the first rotating seat and the second rotating seat, and one end, facing the second rotating seat, of the second supporting arm is provided with a plurality of gear protrusions at intervals along the rotating direction of the first supporting arm;

the gear adjusting part is positioned between the rotating arm and the second rotating seat, a plurality of gear grooves are formed in one end, facing the rotating arm, of the gear adjusting part at intervals along the rotating direction of the first supporting arm, and the gear protrusions can be embedded into the gear grooves;

the button penetrates through the first rotating seat and the second supporting arm, and one end of the button is inserted into the gear adjusting piece;

and at least part of the first elastic piece is positioned in the second rotating seat, and two ends of the first elastic piece are respectively abutted against the gear adjusting piece and the second rotating seat.

According to the utility model discloses earphone angle adjustment mechanism has following beneficial effect at least:

the embodiment of the utility model provides an in, the rocking arm is located the central point between first rotation seat and the second rotation seat, and the center of rocking arm is located the extension line of head roof beam central line, after the earphone was worn, the both sides of head roof beam keep balance, be difficult to incline towards one side, and the earlap can be installed in the center department of rocking arm, when the rocking arm rotated and the relative rocking arm of earlap rotates, head roof beam both sides keep balance, the earphone is higher at rocking arm and earlap wearing smoothness in-process, the laminating degree of earlap and user's ear is high, be favorable to improving the earphone audio.

According to the utility model discloses a some embodiments still include the setting element, the setting element is worn to locate in the first seat that rotates, the button is worn to locate in the setting element, the button include the body of rod and connect in the first flange and the second flange of body of rod outer wall, the setting element includes the orientation the outstanding first location portion of the body of rod and orientation the outstanding second location portion of first support arm, first location portion be in first flange with between the second flange, second location portion spacing in first support arm and/or first seat that rotates.

According to some embodiments of the utility model, still include the second elastic component, the both ends of second elastic component respectively with first locating part the second support arm butt.

According to the utility model discloses a some embodiments, the second support arm orientation the protruding installation arch that is provided with of one end of first rotation seat, the mounting hole has in the installation arch, the button peg graft in the mounting hole, the second elastic component cover is located the bellied outside of installation.

According to some embodiments of the present invention, the second positioning portion is connected to the first support arm and/or the first rotating base.

According to some embodiments of the utility model, the inner wall of first support arm is outstanding to be provided with spacing arch, the both ends of second location portion respectively with spacing arch first rotating seat butt.

According to some embodiments of the utility model, the setting element has and dodges the groove, second location portion holding in dodge the inslot, and one end connect in dodge the cell wall in groove.

According to some embodiments of the invention, at least part of the first flange is located outside the first rotary seat and can enter and exit the first rotary seat.

According to some embodiments of the utility model, the gear adjusting part orientation the second rotates the one end of seat and has the spacing groove, the one end of first elastic component inserts the spacing inslot.

According to the utility model discloses an earphone of second aspect embodiment, include:

the earphone angle adjusting mechanism of the first aspect embodiment;

the first rotating seat and the second rotating seat are connected with the head beam;

the earlap is connected with the connecting arm, the one end of connecting arm with the rocking arm is connected, the other end of connecting arm with the earlap rotates to be connected.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention will be further described with reference to the following drawings and examples, in which:

fig. 1 is a cross-sectional view of an embodiment of the earphone angle adjusting mechanism of the present invention;

FIG. 2 is an exploded view of the earphone angle adjustment mechanism of FIG. 1;

fig. 3 is a schematic structural diagram of an embodiment of the earphone of the present invention;

FIG. 4 is a schematic diagram of one embodiment of the transfer arm of FIG. 2;

fig. 5 is a cross-sectional view of the rotating arm of fig. 4;

fig. 6 is a schematic view of the ear shell of fig. 3 rotated through various angles.

Reference numerals are as follows:

the earphone angle adjusting mechanism 100, the first rotating base 110, the second rotating base 120, the rotating arm 130, the first supporting arm 131, the second supporting arm 132, the gear protrusion 133, the limiting protrusion 134, the mounting protrusion 135, the mounting hole 1351, the guide groove 136, the gear adjusting member 140, the gear groove 141, the limiting groove 142, the guide post 143, the button 150, the lever body 151, the first flange 152, the second flange 153, the first elastic member 160, the positioning member 170, the positioning ring 171, the first positioning portion 172, the second positioning portion 173, and the second elastic member 180; a head beam 200; an earshell 300; the connecting arm 400.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1 and fig. 2, an embodiment of the present invention provides an earphone angle adjusting mechanism 100 for connecting a head beam 200 and an earshell 300, and enabling the earshell 300 to rotate relative to the head beam 200, so as to change an angle between the earshell 300 and the head beam 200, and meet the use requirements of different users. The earphone angle adjusting mechanism 100 comprises a first rotating seat 110, a second rotating seat 120, a rotating arm 130, a gear adjusting part 140, a button 150 and a first elastic part 160, wherein the first rotating seat 110 and the second rotating seat 120 are used for being connected with the head beam 200, the rotating arm 130 is used for being connected with the earmuff 300, and the angle adjustment of the rotating arm 130 relative to the first rotating seat 110 and the second rotating seat 120 is realized through the connection of the rotating arm 130 with the gear adjusting part 140, the button 150 and the first elastic part 160.

Specifically, the first rotating base 110 and the second rotating base 120 are arranged at intervals, the rotating arm 130 is located between the first rotating base 110 and the second rotating base 120, as shown in fig. 4, the rotating arm 130 includes a first supporting arm 131 and a second supporting arm 132, the interior of the first supporting arm 131 is hollow, the second supporting arm 132 is connected to the inner wall of the first supporting arm 131, two ends of the first supporting arm 131 are respectively abutted to the first rotating base 110 and the second rotating base 120 and can rotate relative to the first rotating base 110 and the second rotating base 120, one end of the second supporting arm 132 facing the second rotating base 120 is provided with a plurality of gear protrusions 133, and the plurality of gear protrusions 133 are arranged at intervals along the rotating direction of the first supporting arm 131; the gear position adjusting member 140 is located between the rotating arm 130 and the second rotating base 120, as shown in fig. 2, one end of the gear position adjusting member 140 facing the rotating arm 130 is provided with a plurality of gear position grooves 141, the plurality of gear position grooves 141 are arranged at intervals along the rotating direction of the first supporting arm 131, the gear position protrusions 133 are matched with the gear position grooves 141, the gear position protrusions 133 can be embedded into the gear position grooves 141, the groove walls of the gear position grooves 141 limit the gear position protrusions 133, and the rotating arm 130 is fixed between the first rotating base 110 and the second rotating base 120; the button 150 is disposed through the first rotating base 110 and the second supporting arm 132, one end of the button 150 is inserted into the gear adjusting element 140, at least a portion of the first elastic element 160 is disposed in the second rotating base 120, and two ends of the first elastic element 160 are respectively abutted against the gear adjusting element 140 and the second rotating base 120.

In the direction of the rotation axis of the rotation arm 130, the rotation arm 130 is limited by the first rotation seat 110 and the second rotation seat 120, and only has a degree of freedom of rotation around the axis, the gear position adjusting member 140 is elastically supported by the first elastic member 160 and maintains a supporting state with the second support arm 132, so that the gear position groove 141 continuously limits the gear position protrusion 133, at this time, the degree of freedom of rotation of the rotation arm 130 is limited, and the rotation arm 130 is fixed between the first rotation seat 110 and the second rotation seat 120; when the button 150 is pressed, the button 150 pushes the gear adjusting part 140, the gear adjusting part 140 presses the first elastic part 160 to compress, the gear adjusting part 140 is far away from the second support arm 132, the gear protrusion 133 is separated from the gear groove 141, the rotational freedom of the rotating arm 130 is recovered, the angle adjustment of the earmuff 300 relative to the head beam 200 can be realized by rotating the rotating arm 130, after the button 150 is released, the first elastic part 160 rebounds, the gear adjusting part 140 returns, the gear protrusion 133 is inserted into the gear groove 141 again, the rotating arm 130 is limited again, and the rotating arm 130 is fixed after the angle adjustment is completed. Fig. 6 is a schematic diagram of the earshell 300 rotated at different angles relative to the head beam 200.

Referring to fig. 3, the rotation arm 130 is located at the center between the first rotation base 110 and the second rotation base 120, and the center of the rotation arm 130 is located on the extension line of the center line of the head beam 200, after the earphone is worn, the two sides of the head beam 200 are kept balanced, and the ear shell 300 is not easily inclined towards one side, and can be installed at the center of the rotation arm 130, when the rotation arm 130 rotates and the ear shell 300 rotates relative to the rotation arm 130, the two sides of the head beam 200 are kept balanced, the wearing smoothness of the earphone in the rotation process of the rotation arm 130 and the ear shell 300 is higher, the fitting degree of the ear shell 300 and the ear of the user is high, and the improvement of the earphone sound effect is facilitated.

Note that, the "center of the pivot arm 130 is located on an extension line of the center line of the head beam 200", and the center of the pivot arm 130 does not coincide with the center line of the head beam 200, but the center of the pivot arm 130 coincides with a projection of the center line of the head beam 200 in the thickness direction of the head beam 200 (the wearing direction of the head beam 200 toward the head of the user).

The number and shape of the gear grooves 141 of the gear position adjusting member 140 correspond to those of the gear position protrusions 133 on the second arm 132, and the gear position protrusions 133 are limited by the gear grooves 141, so that the rotating arm 130 can be limited after adjusting an angle once, and in addition, the gear position protrusions 133 are arranged on the periphery of the second arm 132 for the whole circumference, and the gear position grooves 141 are arranged on the periphery of the gear position adjusting member 140 for the whole circumference, so that the rotating range of the rotating arm 130 can be increased. The projected shape of the shift position projection 133 in the direction of the rotational axis of the rotary arm 130 is not limited to a straight line, a curved line, a trapezoid, etc.

In order to prevent the button 150 from falling off from the first rotating seat 110 and the rotating arm 130, in an embodiment of the present invention, the present invention further includes a positioning member 170, the positioning member 170 is disposed in the first rotating seat 110, the button 150 is disposed in the positioning member 170, as shown in fig. 2, the button 150 includes a rod 151, a first flange 152 and a second flange 153, the first flange 152 and the second flange 153 are connected to a sidewall of the rod 151, the first flange 152 and the second flange 153 protrude relative to the sidewall of the rod 151, the positioning member 170 includes a positioning ring 171, a first positioning portion 172 and a second positioning portion 173, the first positioning portion 172 and the second positioning portion 173 are connected to two ends of the positioning ring 171, the first positioning portion 172 protrudes toward the rod 151, the first positioning portion 172 is located between the first flange 152 and the second flange 153, and the second positioning portion 173 is limited by the first support arm 131 and/or the first rotating seat 110.

Since the position of the second positioning portion 173 is fixed, the positioning member 170 is limited in the direction of the rotation axis of the rotation arm 130, the first flange 152 is located at one end of the second flange 153 away from the second rotation seat 120, and the second flange 153 is limited by the first positioning portion 172, so that the button 150 can be prevented from being separated from the first rotation seat 110 and the rotation arm 130. At least a portion of the first flange 152 is located outside the first rotating seat 110 to be pressed by a user, and the first flange 152 is inserted into the first rotating seat 110 when pressed by the user, and is retracted by the elastic force of the second elastic member 180 and exposed outside the first rotating seat 110 after being released by the user.

The first positioning portion 172 is disposed around the inner wall of the positioning ring 171, or a plurality of first positioning portions 172 are disposed, and the plurality of first positioning portions 172 are connected to the inner wall of the positioning ring 171 and are spaced apart from each other along the inner wall of the positioning ring 171. It should be noted that, because the first positioning portion 172 is located between the first flange 152 and the second flange 153, and the second flange 153 needs to be assembled in the positioning ring 171, in order to facilitate the assembly of the button 150 and the positioning member 170, in an embodiment, the second flange 153 faces one end of the second rotating seat 120, and one end of the first positioning portion 172 faces one end of the first flange 152, and when the button 150 is inserted into the positioning member 170, the second flange 153 and the slope of the first positioning portion 172 are guided to each other, so that the second flange 153 is inserted into the positioning ring 171 through the first positioning portion 172; in addition, the first positioning portions 172 are arranged at intervals, so that the pressing action of the first positioning portions 172 on the second flange 153 during the assembly of the button 150 can be reduced, and the assembly of the button 150 can be facilitated.

In one embodiment, the second positioning portion 173 is positioned by a snap-fit manner, for example, the second positioning portion 173 is snapped with an inner wall of the first supporting arm 131 and/or an inner wall of the first rotating base 110, and the second positioning portion 173 is fixed by the first supporting arm 131 and the first rotating base 110 at a limit holding position. The clamping can be achieved by arranging a clamping groove in the inner wall of the first support arm 131 or the inner wall of the first rotating base 110, and clamping the second positioning portion 173 into the clamping groove; alternatively, the inner wall of the first arm 131 or the inner wall of the first rotating base 110 is provided with a hook, the second positioning portion 173 is provided with a slot, and the hook is clamped into the slot.

In another embodiment, as shown in fig. 5, a limiting protrusion 134 is protrusively provided on an inner wall of the first arm 131, and both ends of the second positioning portion 173 abut against the limiting protrusion 134 and the first rotating base 110, respectively, so that both ends of the second positioning portion 173 are limited in the direction of the rotation axis of the rotating arm 130. Specifically, since the inner wall of the first rotating base 110 protrudes toward the push button 150 with respect to the inner wall of the first arm 131, the end of the second positioning portion 173 can abut against the end surface of the first rotating base 110 toward the second rotating base 120.

As shown in fig. 2, the positioning ring 171 is provided with an avoiding groove 174, the second positioning portion 173 is accommodated in the avoiding groove 174, one end of the second positioning portion 173 is connected to a groove wall of the avoiding groove 174, and a portion of the second positioning portion 173 is exposed to the outside of the positioning ring 171, so that the second positioning portion 173 is entirely in a cantilever state, and the second positioning portion 173 can be deformed to some extent when being pressed in the radial direction of the rotating arm 130; when the positioning member 170 is mounted to the first rotating base 110 and the rotating arm 130, the second positioning portion 173 is deformed by being pressed by the inner wall of the first rotating base 110, the second positioning portion 173 is bent toward the inside of the positioning ring 171 through the avoiding groove 174, so that the positioning member 170 is inserted into the first rotating base 110, after the second positioning portion 173 moves to the first supporting arm 131, the pressing action of the first rotating base 110 on the second positioning portion 173 disappears, the second positioning portion 173 is exposed outside the positioning ring 171 again, one end of the second positioning portion 173 abuts against the limiting protrusion 134, the other end of the second positioning portion 173 abuts against the end surface of the first rotating base 110, and the assembly of the positioning member 170 to the rotating arm 130 and the first rotating base 110 is completed.

It should be noted that the second positioning portions 173 are provided in plurality at intervals along the circumferential direction of the positioning ring 171, on one hand, the plurality of second positioning portions 173 are separated from each other, so that when the positioning member 170 is assembled, the pressing force between the second positioning portions 173 and the first rotating seat 110 is reduced, thereby facilitating the assembly of the positioning member 170, and on the other hand, the plurality of second positioning portions 173 are combined to achieve the position limitation of the positioning member 170 in the direction of the rotation axis of the rotating arm 130, so that the position limitation strength of the positioning member 170 is high.

In addition, the earphone angle adjustment mechanism 100 further includes a second elastic member 180, and both ends of the second elastic member 180 are respectively abutted against the first positioning portion 172 and the second arm 132. The positioning ring 171 is supported by the second elastic member 180, and has an upward moving trend, so that the end of the second positioning portion 173 is always supported by the end surface of the first rotating base 110; moreover, when the first flange 152 is pressed down to contact the first positioning portion 172 and drive the positioning member 170 to be pressed down at the same time, the blocking force on the first flange 152 is increased under the abutting action of the second elastic member 180, so as to assist the first elastic member 160 to provide a reverse acting force to the button 150, thereby preventing the button 150 from being pressed down excessively, which causes an excessive movement amount of the gear adjusting member 140, which causes deformation of the second rotating base 120, and the like, and in addition, the limiting protrusion 134 can limit the positioning member 170, which prevents the positioning member 170 from being pressed down excessively.

As shown in fig. 4, a mounting protrusion 135 is disposed at an end of the second arm 132 facing the first rotating base 110, a mounting hole 1351 is disposed in the mounting protrusion 135, one end of the rod 151 of the button 150 is inserted into the mounting hole 1351, and the second elastic member 180 is sleeved outside the mounting protrusion 135; the second elastic member 180 may be a spring sleeved outside the mounting protrusion 135, the rod 151 is abutted against the gear adjuster 140 after passing through the mounting hole 1351, and the mounting protrusion 135 is used for fixing an end of the second elastic member 180 to prevent the second elastic member 180 from moving in the first arm 131 and the positioning ring 171.

In addition, as shown in fig. 1, one end of the gear position adjusting element 140 facing the second rotating seat 120 is provided with a limiting groove 142, one end of the first elastic element 160 is inserted into the limiting groove 142, the first elastic element 160 can be selected as an elastic sheet, a spring, etc., and the limiting groove 142 limits the end of the first elastic element 160, so as to prevent the first elastic element 160 from shaking and deviating in the second rotating seat 120. Further, referring to fig. 2 and 5, a guide groove 136 is formed at an end of the second support arm 132 facing the second rotating base 120, a guide post 143 protrudes from an end of the gear adjuster 140 facing the first rotating base 110, the guide post 143 is inserted into the guide groove 136, an end of the rod 151 passes through the mounting hole 1351 and is inserted into the guide post 143, and the rod 151 can be tightly fitted with the guide post 143, so that the guide post 143 can move when the button 150 is pressed, and when the gear adjuster 140 is re-combined with the second support arm 132, the guide groove 136 guides the guide post 143 to facilitate the matching between the gear groove 141 and the gear protrusion 133.

The utility model also provides an earphone, this earphone can be intelligent earphone, bluetooth earphone, as shown in fig. 3 (the conch and the adjustment mechanism of one side have been hidden), including foretell earphone angle adjustment mechanism 100, still include first roof beam 200, conch 300 and linking arm 400, first rotation seat 110 and second rotate seat 120 and all connect in the tip of first roof beam 200, the one end and the rocking arm 130 of linking arm 400 are connected, the other end and the conch 300 of linking arm 400 rotate to be connected, conch 300 can rotate around the extending direction of linking arm 400, and rotate around the extending direction of rocking arm 130, through the angle modulation on the equidirectional, make conch 300 can be applicable to different users 'user demand, improve the laminating degree of conch 300 and user's ear and the audio of earphone.

It should be noted that the center of the rotation arm 130 is located on the extension line of the center line of the head beam 200, one end of the connection arm 400 is connected to the center of the rotation arm 130, and the other end of the connection arm 400 is rotatably connected to the center of the ear shell 300, so that the head beam 200 can be balanced no matter the ear shell 300 rotates around the rotation arm 130 or around the connection arm 400, and the wearing smoothness of the earphone is improved.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims (10)

1. Earphone angle adjustment mechanism for connector roof beam and earlap, its characterized in that includes:

the first rotating seat and the second rotating seat are used for connecting the head beam, and the first rotating seat and the second rotating seat are arranged at intervals;

the rotating arm is used for being connected with the earmuff and comprises a first supporting arm and a second supporting arm, the interior of the first supporting arm is hollow, the second supporting arm is connected to the inner wall of the first supporting arm, the rotating arm is located between the first rotating seat and the second rotating seat, the center of the rotating arm is located on the extension line of the center line of the head beam, two ends of the first supporting arm are respectively abutted against the first rotating seat and the second rotating seat and can rotate relative to the first rotating seat and the second rotating seat, and one end, facing the second rotating seat, of the second supporting arm is provided with a plurality of gear protrusions at intervals along the rotating direction of the first supporting arm;

the gear adjusting piece is positioned between the rotating arm and the second rotating seat, a plurality of gear grooves are formed in one end, facing the rotating arm, of the gear adjusting piece at intervals along the rotating direction of the first support arm, and the gear protrusions can be embedded into the gear grooves;

the button penetrates through the first rotating seat and the second supporting arm, and one end of the button is inserted into the gear adjusting piece;

and at least part of the first elastic piece is positioned in the second rotating seat, and two ends of the first elastic piece are respectively abutted against the gear adjusting piece and the second rotating seat.

2. The earphone angle adjustment mechanism of claim 1, further comprising a positioning element, wherein the positioning element is disposed in the first rotation seat in a penetrating manner, the button is disposed in the positioning element in a penetrating manner, the button comprises a rod body, and a first flange and a second flange connected to an outer wall of the rod body, the positioning element comprises a first positioning portion protruding toward the rod body and a second positioning portion protruding toward the first arm, the first positioning portion is located between the first flange and the second flange, and the second positioning portion is located at the first arm and/or the first rotation seat.

3. The mechanism of claim 2, further comprising a second elastic member, wherein two ends of the second elastic member are respectively abutted against the first positioning portion and the second arm.

4. The angle adjusting mechanism of claim 3, wherein a mounting protrusion is protruded from one end of the second arm facing the first rotating base, the mounting protrusion has a mounting hole therein, the button is inserted into the mounting hole, and the second elastic member is sleeved outside the mounting protrusion.

5. The earphone angle adjustment mechanism of any one of claims 2 to 4, wherein the second positioning portion is clamped with the first arm and/or the first rotating base.

6. The earphone angle adjustment mechanism according to any one of claims 2 to 4, wherein a limiting protrusion is provided on an inner wall of the first arm in a protruding manner, and both ends of the second positioning portion are respectively abutted against the limiting protrusion and the first rotating base.

7. The earphone angle adjustment mechanism according to any one of claims 2 to 4, wherein the positioning member has an avoiding groove, the second positioning portion is accommodated in the avoiding groove, and one end of the second positioning portion is connected to a groove wall of the avoiding groove.

8. The headset angle adjustment mechanism of any one of claims 2 to 4, wherein at least a portion of the first flange is located outside of the first rotating seat and is accessible to the first rotating seat.

9. The angle adjustment mechanism of claim 1, wherein the gear adjuster has a stopper groove at an end facing the second rotary base, and an end of the first elastic member is inserted into the stopper groove.

10. A headset, comprising:

the headset angle adjustment mechanism of any one of claims 1 to 9;

the first rotating seat and the second rotating seat are connected with the head beam;

the earlap is connected with the connecting arm, the one end of connecting arm with the rocking arm is connected, the other end of connecting arm with the earlap rotates to be connected.

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