CN221010297U - Earphone main body rotation adjusting structure - Google Patents

Abstract

The utility model discloses a rotation adjusting structure of an earphone main body, which relates to the technical field of intelligent head-mounted equipment, and comprises a fixed base fixedly connected to the surface of a connecting arm; the angle adjusting part is rotationally connected with the fixed base, one side of the angle adjusting part is connected with a flexible connecting belt, and the tail end of the flexible connecting belt is connected with the earphone unit; the rotating shaft penetrates through the fixed base and is connected with the angle adjusting part, and the angle adjusting part and the rotating shaft rotate at a certain angle on the surface of the fixed base; the angle adjusting part is screwed with the rotating shaft through a nut, and the rotating shaft is sleeved with an elastic adjusting piece. According to the earphone main body rotation adjusting structure, the angle adjusting part and the earphone unit are connected through the flexible connecting belt, abnormal sound transmission is effectively reduced, sound quality is improved, the elastic adjusting piece between the angle adjusting part and the fixed base can adjust rotation damping of the angle adjusting part, and the earphone main body rotation adjusting structure is more convenient to adjust in a wearing state.

Description

Earphone main body rotation adjusting structure

Technical Field

The utility model relates to the technical field of intelligent head-mounted equipment, in particular to a rotation adjusting structure of an earphone main body.

Background

In recent years, consumer electronic products have rapidly developed, and wearable devices are widely used in daily life of consumers. The headset also develops from a simple structure which is used with a mobile phone at first to an intelligent headset with higher integration level. The force of the intelligent head-mounted equipment with high integration level is developed towards the design direction of light weight, miniaturization, convenience and integration. The hardware of intelligent head-mounted equipment is developed from focusing on screen quality to wearing experience, and has sound and picture experience and wearing experience at present.

Chinese patent CN 202121267101.7 discloses a head-mounted VR display device, which comprises a device housing, wherein both ends of the device housing are fixedly connected with connecting seats, one end of each connecting seat is connected with a head band, both sides of each head band are connected with earphone rods, one end of each earphone rod is connected with an earphone, a display screen is arranged in the device housing and is slidably connected with the device housing, the inner side of the device housing is rotatably connected with an adjusting screw rod through a bearing, a screw rod nut is sleeved on the outer side of the adjusting screw rod, one side of the screw rod nut is rotatably connected with a pushing rod, and one end of each pushing rod is rotatably connected with the display screen; through adjust knob, accommodate the lead screw, screw nut and the top of design move the pole, through rotating adjust knob when using, cooperation accommodate the lead screw and screw nut drives the top and moves the pole and rotate to the upside or the downside of top moving the display screen remove, thereby adjust the angle and the position of display screen, watch when convenient different people use.

The earphone that sets up on the current head-mounted device passes through the earphone pole and adjusts the angle of wearing, and hard connection abnormal sound directly transmits the ear between pole body and the earphone, influences the sense of hearing. The straight rod rotating structure is not beneficial to the earphone angle adjustment and poor damping in the wearing process of the user.

Disclosure of utility model

The utility model aims to at least solve the problem that 'the earphone arranged on the existing head-mounted equipment in the prior art adjusts the wearing angle through the earphone rod', and hard connection abnormal sound between the rod body and the earphone is directly transmitted to ears, so that the hearing is influenced. The straight-bar rotating structure is not beneficial to the technical problems of earphone angle adjustment and poor damping in the wearing process of users. Therefore, the utility model provides the earphone main body rotation adjusting structure, the earphone is flexibly connected with the base, abnormal sound is reduced, the rotation damping of the rotation base is adjustable, and the earphone angle is more convenient to adjust in the wearing state.

According to some embodiments of the utility model, a headset body rotation adjustment structure applied to a connection arm position of a headset includes:

The fixed base is fixedly connected to the surface of the connecting arm, and the bottom of the fixed base is arranged at intervals with the surface of the connecting arm and is used for installing the head-mounted accessory;

the angle adjusting part is rotationally connected with the fixed base, one side of the angle adjusting part is connected with a flexible connecting belt, and the tail end of the flexible connecting belt is connected with the earphone unit;

The rotating shaft penetrates through the fixed base and is connected with the angle adjusting part, and the angle adjusting part and the rotating shaft rotate at a certain angle on the surface of the fixed base;

The angle adjusting part is screwed with the rotating shaft through a nut, an elastic adjusting piece is sleeved on the rotating shaft, and the nut is used for adjusting the compression stroke of the elastic adjusting piece so as to adjust the rotation damping of the angle adjusting part.

According to some embodiments of the utility model, the angle adjusting part comprises a rotating base and an adjusting cover, the adjusting cover is connected with the rotating base, the rotating base is rotationally connected with the fixed base through the rotating shaft, and the rotating base and the rotating shaft synchronously rotate.

According to some embodiments of the utility model, a positioning groove is formed in the bottom of the fixed base, one side of the rotating shaft is limited in the positioning groove, and the other side penetrates through the rotating base to be connected with the elastic adjusting piece and the nut.

According to some embodiments of the utility model, the middle section of the rotating shaft is in a trimming structure, the middle section of the rotating shaft is sequentially sleeved with a bottom gasket and an elastic adjusting piece, and the top of the rotating shaft is in threaded connection with the nut.

According to some embodiments of the utility model, the elastic adjustment member is a spring washer, and at least one spring washer is disposed between the nut and the bottom washer.

According to some embodiments of the utility model, the side wall of the adjusting cover is provided with a slot, and the flexible connection strap is connected with the earphone unit from inside the angle adjusting part through the slot.

According to some embodiments of the utility model, a support is provided between the flexible connection strip and the rotating base, the support being adapted to prevent the flexible connection strip from touching the rotating base.

According to some embodiments of the utility model, a round fixing protrusion is disposed at the bottom of the rotating base, a round fixing groove is disposed on the surface of the fixed base, and when the fixed base is connected with the angle adjusting portion, the round fixing protrusion is matched with the round fixing groove and is used for guiding the rotating base to rotate.

According to some embodiments of the utility model, a swing bump is disposed at the bottom of the rotating base, a swing limit groove is disposed on the surface of the fixed base, and when the angle adjusting portion rotates, the swing bump moves in the swing limit groove, and the swing limit groove is used for limiting the adjusting angle of the angle adjusting portion.

The earphone body rotation adjusting structure according to some embodiments of the present utility model has at least the following advantageous effects: adopt between angle adjustment portion with adopt flexible connection area effectively reduces abnormal sound transmission, promotes tone quality, angle adjustment portion with elastic adjustment spare between the unable adjustment base can be adjusted angle adjustment portion's rotation damping, it is more convenient to wear to adjust under the state.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic perspective view of a rotation adjusting structure of an earphone body according to an embodiment of the present utility model;

fig. 2 is a cross-sectional view of a rotation adjusting structure of an earphone body according to an embodiment of the present utility model;

Fig. 3 is an exploded view of a rotation adjustment structure of an earphone body according to an embodiment of the present utility model;

fig. 4 is a schematic view of the bottom of a rotating base of the earphone body rotation adjusting structure according to the embodiment of the present utility model;

fig. 5 is a schematic connection diagram of the earphone body rotation adjusting structure and the earphone unit according to an embodiment of the utility model.

Reference numerals:

a fixed base 100, a rounding groove 110, a swing limit groove 120, a positioning groove 130,

Angle adjusting part 200, rotary base 210, round fixing projection 211, swing projection 212, adjusting cover 220, slot 221,

A spindle 310, a nut 320, an elastic adjustment member 330, a bottom spacer 340,

A connection arm 410, an earphone unit 420, a flexible connection band 430, and a support 440.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, top, bottom, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements 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 utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed 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 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.

A headphone body rotation adjustment structure according to an embodiment of the present utility model is described below with reference to fig. 1 to 5.

As shown in fig. 1 to 5, the earphone body rotation adjusting structure is mainly applied to the position of the connection arm 410 of the head-mounted device, and includes a fixed base 100, an angle adjusting part 200, and a rotation shaft 310. The fixed base 100 is fixedly connected to the surface of the connecting arm 410, the bottom of the fixed base 100 is arranged at intervals with the surface of the connecting arm 410 and used for installing the head-wearing accessory, a gap between the bottom of the fixed base 100 and the connecting arm 410 can be used for inserting the head-wearing strap accessory, the surface of the fixed base 100 is rotationally connected with the angle adjusting part 200, and the rotation of the angle adjusting part 200 and the installation of the strap accessory are mutually independent and do not interfere with each other. As shown in fig. 5, one side of the angle adjusting part 200 is connected with a flexible connection belt 430, and the end of the flexible connection belt 430 is connected with the earphone unit 420, so that a flexible support is formed between the earphone unit 420 and the angle adjusting part 200, and compared with the existing hard rod connection, the bone conduction effect is weaker, the transmission of abnormal sound from the angle adjusting part 200 to the earphone unit 420 is effectively avoided, and the sound quality is improved.

The rotation shaft 310 penetrates the fixing base 100 to be connected with the angle adjusting part 200, and the angle adjusting part 200 and the rotation shaft 310 rotate at a certain angle on the surface of the fixing base 100. The angle adjusting portion 200 is screwed with the rotating shaft 310 through a nut 320, the rotating shaft 310 is sleeved with an elastic adjusting member 330, and the nut 320 is used for adjusting the compression stroke of the elastic adjusting member 330 so as to adjust the rotation damping of the angle adjusting portion 200.

Specifically, the angle adjusting part 200 is adjusted to a proper rotation damping, a user can drive the earphone unit 420 to rotate synchronously through the rotation of the angle adjusting part 200 in a wearing state, the angle adjusting part 200 is far away from the ear position, the head is not pressed, noise transmission is effectively avoided in the rotation process, and the adjustment is more convenient.

In some embodiments of the present utility model, as shown in fig. 1 to 3, the angle adjusting part 200 includes a rotating base 210 and an adjusting cover 220, the adjusting cover 220 is coupled to the rotating base 210, the rotating base 210 is rotatably coupled to the fixed base 100 through a rotation shaft 310, and the rotating base 210 and the rotation shaft 310 are rotated synchronously.

Specifically, the rotation base 210 and the adjustment cover 220 are integrally formed with the angle adjustment part 200 by screw connection, a certain space is formed between the adjustment cover 220 and the rotation base 210, one end of the flexible connection band 430 is fixed inside thereof, and the other end is connected with the earphone unit 420. When the rotating base 210 rotates, the adjusting cover 220 and the flexible connection belt 430 are driven to rotate synchronously, so that the wearing angle of the earphone unit 420 is adjusted.

In some embodiments of the present utility model, as shown in fig. 2 and 3, a positioning groove 130 is provided at the bottom of the fixed base 100, one side of the rotating shaft 310 is limited in the positioning groove 130, and the other side is connected with the elastic adjusting member 330 and the nut 320 through the rotating base 210. Specifically, an abutment block is disposed at one end of the rotating shaft 310, the diameter of the abutment block of the rotating shaft 310 is equal to that of the positioning groove 130, the rotating shaft 310 penetrates into the positioning groove 130, the abutment block is engaged with the positioning groove 130, and the rotating base 210 drives the rotating shaft 310 to rotate.

In a further embodiment, as shown in fig. 2 and 3, the middle section of the rotating shaft 310 is in a trimming structure, the middle section of the rotating shaft 310 is sequentially sleeved with a bottom spacer 340 and an elastic adjusting member 330, and the top of the rotating shaft 310 is in threaded connection with the nut 320. Specifically, the connecting holes of the rotating base 210, the bottom spacer 340 and the elastic adjusting member 330 are matched with the cross-sectional shape of the middle section of the rotating shaft 310, when the bottom spacer 340 and the elastic adjusting member 330 are sleeved on the rotating shaft 310, the rotating base 210, the bottom spacer 340 and the elastic adjusting member 330 are fixed relative to the rotating shaft 310 to form a whole, and at this time, the rotating base 210 and the rotating shaft 310 can rotate synchronously.

In a further embodiment, as shown in fig. 2 and 3, the spring adjustor 330 employs spring washers, with at least one spring washer disposed between the nut 320 and the bottom washer 340. Specifically, in the present embodiment, two to three spring washers are used, and then the spring washers are compressed by adjusting the screw depth of the nut 320 by the screw threads of the nut 320 with the top of the rotation shaft 310, thereby changing the rotation resistance of the angle adjusting part 200.

In some embodiments of the present utility model, as shown in fig. 1 to 3, the sidewall of the adjustment cover 220 is provided with a slot 221, and the flexible connection strap 430 is connected with the earphone unit 420 from the inside of the angle adjustment part 200 through the slot 221. Specifically, the height of the slot 221 is close to the height of the adjusting cover 220, so that the swing amplitude of the flexible connection band 430 can be larger, and the user can wear the earphone unit 420 conveniently.

In some embodiments of the present utility model, as shown in fig. 3, a supporting part 440 is provided between the flexible connection strip 430 and the rotation base 210, and the supporting part 440 is used to prevent the flexible connection strip 430 from touching the rotation base 210. Specifically, the supporting portion 440 is connected to the rotating base 210 through a screw, and the supporting portion 440 can be made of rubber material, so as to prevent abnormal noise generated by collision between the swinging process of the flexible connection belt 430 and the rotating base 210. Further alleviate the noise, promote the sense of immersing of head-mounted equipment.

In some embodiments of the present utility model, as shown in fig. 2 to 4, the bottom of the rotating base 210 is provided with a rounded protrusion 211, the surface of the fixed base 100 is provided with a rounded groove 110, and when the fixed base 100 is connected to the angle adjusting part 200, the rounded protrusion 211 is engaged with the rounded groove 110 to guide the rotating base 210 to rotate.

Specifically, the positioning protruding block rotates in the positioning groove, so that the coaxial precision between the rotating base 210 and the fixed base 100 can be improved, the rotating base 210 is prevented from shaking, and the rotating texture is improved.

In some embodiments of the present utility model, as shown in fig. 2-4, the bottom of the rotating base 210 is provided with a swing bump 212, the surface of the fixed base 100 is provided with a swing limit groove 120, when the angle adjusting portion 200 rotates, the swing bump 212 moves in the swing limit groove 120, and the swing limit groove 120 is used for limiting the adjusting angle of the angle adjusting portion 200.

Specifically, the swing limit groove 120 of the fixed base 100 is in a semicircular arc shape, the swing angle of the rotating base 210 is determined by the expansion angle of the swing limit groove 120, and when the angle adjusting part 200 adjusts the angle, the swing bump 212 slides in the swing limit groove 120.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. A headphone main body rotation adjustment structure applied to a connection arm (410) position of a headphone, characterized by comprising:

The fixing base (100) is fixedly connected to the surface of the connecting arm (410), and the bottom of the fixing base (100) is arranged at intervals with the surface of the connecting arm (410) and is used for installing head fittings;

The angle adjusting part (200) is rotationally connected with the fixed base (100), one side of the angle adjusting part (200) is connected with a flexible connecting belt (430), and the tail end of the flexible connecting belt (430) is connected with the earphone unit (420);

A rotating shaft (310) penetrating through the fixed base (100) and connected with the angle adjusting part (200), wherein the angle adjusting part (200) and the rotating shaft (310) rotate at a certain angle on the surface of the fixed base (100);

The angle adjusting part (200) is screwed with the rotating shaft (310) through a nut (320), an elastic adjusting piece (330) is sleeved on the rotating shaft (310), and the nut (320) is used for adjusting the compression stroke of the elastic adjusting piece (330) so as to adjust the rotation damping of the angle adjusting part (200).

2. The earphone body rotation adjustment structure according to claim 1, wherein the angle adjustment portion (200) includes a rotation base (210) and an adjustment cover (220), the adjustment cover (220) is connected to the rotation base (210), the rotation base (210) is rotatably connected to the fixed base (100) through the rotation shaft (310), and the rotation base (210) and the rotation shaft (310) are rotated in synchronization.

3. The earphone body rotation adjusting structure according to claim 2, wherein a positioning groove (130) is provided at the bottom of the fixed base (100), one side of the rotating shaft (310) is limited in the positioning groove (130), and the other side penetrates through the rotating base (210) to be connected with the elastic adjusting member (330) and the nut (320).

4. The earphone body rotation adjusting structure according to claim 3, wherein the middle section of the rotating shaft (310) is of a trimming structure, the middle section of the rotating shaft (310) is sequentially sleeved with a bottom gasket (340) and an elastic adjusting piece (330), and the top of the rotating shaft (310) is in threaded connection with the nut (320).

5. The earphone body rotation adjustment structure according to claim 4, wherein the elastic adjustment member (330) employs a spring washer, and at least one of the spring washers is provided between the nut (320) and the bottom washer (340).

6. The earphone body rotation adjustment structure according to any one of claims 2 to 5, wherein a sidewall of the adjustment cover (220) is provided with a slot (221), and the flexible connection strap (430) is connected with the earphone unit (420) from inside the angle adjustment portion (200) through the slot (221).

7. The earphone body rotation adjustment structure according to claim 6, wherein a supporting portion (440) is provided between the flexible connection band (430) and the rotation base (210), the supporting portion (440) being for preventing the flexible connection band (430) from touching the rotation base (210).

8. The earphone body rotation adjustment structure according to any one of claims 2 to 5, wherein a rounding protrusion (211) is provided at a bottom of the rotation base (210), a rounding groove (110) is provided on a surface of the fixing base (100), and the rounding protrusion (211) cooperates with the rounding groove (110) to guide the rotation base (210) to rotate when the fixing base (100) is connected with the angle adjustment portion (200).

9. The earphone body rotation adjustment structure according to any one of claims 2 to 5, wherein a swing protrusion (212) is provided at a bottom of the rotation base (210), a swing limit groove (120) is provided on a surface of the fixing base (100), the swing protrusion (212) moves in the swing limit groove (120) when the angle adjustment portion (200) rotates, and the swing limit groove (120) is used for limiting an adjustment angle of the angle adjustment portion (200).