CN213126407U

CN213126407U - Bone conduction earphone for tragus

Info

Publication number: CN213126407U
Application number: CN202021795576.9U
Authority: CN
Inventors: 李扬德; 卢昆; 李文轩; 唐武; 汤米昕; 李嘉鑫; 梁煜程; 崔洋铭
Original assignee: Dongguan Wujiang Technology Investment Co ltd
Current assignee: Dongguan Wujiang Technology Investment Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-05-04
Anticipated expiration: 2030-08-25

Abstract

The utility model belongs to the technical field of the earphone technique and specifically relates to a bone conduction earphone for tragus, bone conduction earphone include the supporter, the supporter is the arc, the both ends of supporter are connected with the sound production body, the supporter is formed by elastic material, support physical stamina is driven towards the direction of its both ends distance of increase and takes place elastic deformation, makes the sound production body is through pressing down the tragus with the shutoff ear canal mouth. The problem that the listening effect of the bone conduction earphone is poor in a noisy environment is solved through the bone conduction earphone.

Description

Bone conduction earphone for tragus

Technical Field

The utility model belongs to the technical field of the earphone technique and specifically relates to a bone conduction earphone for tragus.

Background

Traditional in-ear or cover ear formula earphone mainly adopts the air conduction, at present, bone conduction earphone has appeared on the market, mainly promote human tissue and skeleton through sound vibration, thereby the auditory nerve in the amazing cochlea, make the people hear sound, bone conduction earphone need not place any foreign matter in the user's ear, keep the ears open, the problem of unable accurate perception external environment when having avoidd traditional air conduction earphone well and wearing, however, when the user is in noisy environment, especially at the subway, the station, the great place of high noise on the aircraft, because of unable shielding external sound source, two kinds of sound are mixed together and are interfered with each other, finally influence bone conduction earphone's the effect of listening to. One of the existing solutions is to wear a bone conduction earphone and simultaneously assist to block the external auditory canal with an earplug, which easily causes the pressure difference between the inside and the outside of the earplug, causes the uncomfortable feeling of the ear, affects the body balance and causes the phenomena of dizziness, and the other is to increase the volume of the bone conduction earphone, so that the volume in the earphone is larger than the volume of the external sound source, and the high volume must be generated by larger mechanical amplitude, thereby causing the pricking feeling to the skin of the wearer and causing discomfort, and the auditory sensation of the human ear can be damaged when the ear conduction earphone is in the high volume environment for a long time, and the increase of the volume can cause the sound leakage of the earphone, and the confidentiality is lacked.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a bone conduction earphone for tragus solves the problem that noisy environment influences the effect of listening to of bone conduction earphone.

A bone conduction headset for a tragus, comprising: the supporter, the supporter is the arc, the both ends of supporter are connected with the sound production body, the supporter is formed by elastic material, the supporter can be driven and take place elastic deformation towards the direction of its both ends distance of increase, make the sound production body is through pressing the tragus with shutoff ear way mouth.

Optionally, in a use state that the sound generating body blocks the ear canal opening by pressing the tragus, the pressure N applied to the tragus by the sound generating body is between 0.5 and 10 newtons.

Optionally, the resilient material comprises at least one of metal and plastic.

Optionally, a connecting rod is arranged between the support body and the sounding body, and the connecting rod is inclined to the inner side of the support body by an angle of 10-60 degrees relative to the support body.

Optionally, the supporter both ends respectively are provided with retractable extension rod, the supporter inner chamber sets up the guide rail and supplies the extension rod slides, the sounding body sets up extension rod one end.

Optionally, an adjusting assembly is arranged on the supporting body; the adjusting assembly comprises an adjusting rod, one end of the adjusting rod is rotatably connected with the supporting body, and the other end of the adjusting rod is connected with a sounding body; the adjusting assembly further comprises a limiting piece for maintaining the adjusting rod at a set position.

Optionally, the adjusting assembly further comprises a mounting seat; the mounting seat is fixedly mounted at the end part of the supporting body; one side of the mounting seat facing the adjusting rod is provided with a spherical mounting groove; one end of the adjusting rod is provided with a ball body, and the ball body is rotatably clamped in the ball-shaped mounting groove.

Optionally, the locating part is a locating pin, the locating pin is arranged in the sphere, a knob is arranged at one end of the locating pin and protrudes out of the sphere, and the knob is used for loosening and tightening the locating pin.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model provides a bone conduction earphone for tragus, the supporter is driven and takes place elastic deformation towards the direction of its both ends distance of increase after, will the sound production body is through pressing down the tragus with shutoff ear canal mouth, simple structure, easy operation, lets the user selectively receive required sound source under noisy environment, has improved bone conduction earphone's the effect of listening to under the noisy environment remarkably.

Drawings

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

Fig. 1 is a schematic view of a usage state of a bone conduction earphone for an tragus according to an embodiment of the present invention;

fig. 2 is a schematic view of an ear canal of a bone conduction earphone for tragus according to an embodiment of the present invention in a use state;

fig. 3 is a schematic view of the bone conduction earphone for tragus according to the first embodiment of the present invention after the adjustment rod is rotated in the use state;

fig. 4 is a schematic view of a part of an ear canal after a rotation of an adjusting rod in a use state of the bone conduction earphone for tragus according to the first embodiment of the present invention;

[ description of figures ]: support body 1, adjusting component 2, sounding body 3, tragus 4, auditory canal 5, adjusting rod 21

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

Furthermore, the terms "long", "short", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of describing the present invention, but do not indicate or imply that the device or element referred to must have the specific orientation, operate in the specific orientation configuration, and thus, should not be construed as limiting the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Example one

Referring to fig. 1 to 4, an embodiment of the present invention provides a bone conduction earphone for a tragus, which solves the problem of poor listening effect of the bone conduction earphone in the noisy environment in the prior art.

Bone conduction earphone includes supporter 1, and supporter 1 is the arc, and the both ends of supporter 1 are connected with sound production body 3, and supporter 1 is formed by elastic material, and supporter 1 can be driven and take place elastic deformation towards the direction of its both ends distance of increase, makes sound production body 3 through pressing the tragus with shutoff ear way mouth.

Specifically, when user perception external environment is noisy, can select to shield external sound source, make supporter 1 take place elastic deformation towards the direction of increasing the distance of supporter 1 both ends through certain external force, on supporter 1 was used for wearing user's ear, the internal reaction force who resists external force at the inside production of supporter 3 that acts on the sound production body, the sound production body pressed the tragus 4 for tragus 4 takes place elastic deformation with shutoff ear canal mouth. Under the use state that the sound generating body 3 blocks the ear canal mouth by pressing the tragus 4, the pressure N applied on the tragus 4 by the sound generating body 3 is between 0.5 and 10 cows, preferably between 1 and 5N cows, thereby ensuring that the comfort level of wearing of a user can be considered while isolating an external sound source.

Optionally, the resilient material comprises at least one of metal and plastic. The support body 1 comprises accessories such as batteries, indicator lights and circuit boards, so that the material chosen should be able to withstand a certain force while having a weight-reducing effect. In this embodiment, the supporting body 1 is made of elastic plastic, and the outer surface is wrapped with an insulating waterproof rubber sleeve. More specifically, the audio conductor is embedded in the insulating waterproof rubber sleeve, and the insulating waterproof rubber sleeve is filled with insulating foam for protecting the audio conductor.

In a specific embodiment, a connecting rod is arranged between the support body 1 and the sounding body 3, and the connecting rod inclines towards the inner side of the support body 1 by an angle of 10-60 degrees relative to the support body 1, so that the sounding body 3 on the supporting rod can be tightly attached to the tragus 4 to block the ear canal mouth. Alternatively, the sounding body 3 may be directly connected to both ends of the support body 1.

In the in-service use, according to the condition that the user head circumference is not of uniform size, in a specific implementation mode, 1 both ends of supporter respectively are provided with retractable extension rod, and 1 inner chamber of supporter sets up the guide rail and supplies the extension rod to slide, and the sounding body 3 sets up in extension rod one end, according to user's demand, selects for use the extension rod in a flexible way, adjusts the length of supporter 1.

On supporter 1 took place wearing user's ear after certain elastic deformation, because of different users' head circumference size is different, the degree of the laminating degree of sound production body 3 and tragus 4 is also different, consequently needs the laminating degree of reinforcing sound production body 3 and tragus 4 to further promote the effect of listening to of bone conduction earphone. In a specific embodiment, the supporting body 1 is provided with an adjusting assembly 2, the adjusting assembly 2 includes an adjusting rod 21, one end of the adjusting rod 21 is rotatably connected to the supporting body 1, the other end of the adjusting rod 21 is connected to the sounding body 3, and the adjusting assembly 2 further includes a limiting member for maintaining the adjusting rod at a set position. The support body 1 can be driven to generate elastic deformation, and then the ear cap is worn on the ear, the adjusting rod 21 is rotated, the adjusting rod 21 can be driven to rotate along the preset first direction, and one end of the adjusting rod 21 rotates relative to the support body 1, so that the sound generating body 3 is attached to the tragus 4 and presses the tragus 4 to block the ear canal opening. In actual use, the position of the sounding body 3 at one end of the support body 1 can be selectively adjusted, the other end of the sounding body can still sense the external environment, and optionally, the adjusting component 2 can also be arranged at one end of the support body 1.

In a specific embodiment, the adjusting assembly 2 further includes a driving swing rod, a driving pawl and a ratchet wheel, the limiting member is a stopping pawl, the driving swing rod is sleeved on a driven shaft fixedly connected with the ratchet wheel and connected with the driving pawl through a revolute pair, and one end of the adjusting rod is fixedly arranged on the ratchet wheel; when the driving swing rod rotates along a preset first direction, the driving pawl is inserted into a tooth groove of the ratchet wheel to drive the ratchet wheel to rotate, and the non-return pawl slides on the ratchet wheel and prevents the ratchet wheel from rotating along a second direction, so that the position of the adjusting rod 21 is maintained, and the sounding body 3 is static;

in order to enable the ratchet wheel to rotate in the second direction, the driving pawl and the non-return pawl can be rotated, the positions are arranged oppositely relative to the positions in the first direction, when the driving swing rod rotates in the preset second direction, the driving pawl is inserted into a tooth groove of the ratchet wheel to drive the ratchet wheel to rotate, and the non-return pawl slides on the ratchet wheel and prevents the ratchet wheel from rotating in the first direction so as to maintain the position of the adjusting rod 21; in order to make the rotation effect in the two rotation directions the same, optionally, the section of the gear teeth of the ratchet wheel can be trapezoidal or rectangular, the ratchet wheel can realize rotation in the first direction and the second direction, and the rotation speed is the same. Optionally, the adjusting assembly 2 may also be a ratchet structure of other types, and it should be noted that all the ratchet structures that can realize the adjusting rod 21 in the set position in the present invention are within the protection scope of the present application.

In a specific embodiment, the adjusting assemblies 2 are disposed at two ends of the supporting body 1, and the two ends are disposed correspondingly. Adjusting part 2 still includes the mount pad, and mount pad fixed mounting is provided with globular mounting groove in the tip of supporter 1 towards one side of adjusting pole 21, and the one end of adjusting pole 21 is provided with the spheroid, and the rotatable card of spheroid is established in globular mounting groove. Optionally, the limiting part may be a positioning pin, the positioning pin is disposed in the sphere, a knob is disposed at one end of the positioning pin, the knob protrudes out of the sphere, and the knob is used for loosening and tightening the positioning pin. When the user need shield external sound source, the user rotates the knob, and the locating pin is loosened to the knob, and the spheroid drives and adjusts pole 21 and can rotate in arbitrary angular direction in the mounting groove for sounding body 3 is rotatory along with it, rotates the knob again after the angle of setting for, and the fastening locating pin makes the spheroid fixed. In other embodiments, the limiting member may have other structures, the periphery of the mounting groove is provided with a screw thread, the limiting member may be a nut that can be matched with the screw thread, the limiting member is sleeved on the periphery of the mounting groove, and the diameter portion of the ball is clamped in the limiting member, so that the fixing of the ball can be realized, the adjusting rod 21 is maintained at the set position, and when the adjusting rod 21 needs to be rotated, the limiting member is rotated out of the mounting groove, so that the ball can rotate in the mounting groove at any angle.

In a specific embodiment, when the user wears the earphone, the supporting body 1 is hung on the ear of the user and is in a first use state, referring to fig. 1-2, the sounding body 3 acts on the tragus 4, the supporting body 1 is hung on the ear of the user, the sounding body 3 is in lap contact with the tragus 4, the ear canal 5 is in an open state, and the sound of the external environment can still be conducted to the eardrum through the external ear cavity of the ear canal 5 and then transmitted to the ear nerve without affecting the reception of the external sound. Continuing to refer to fig. 3-4, when the user feels that the external environment is noisy, when selecting to shield external sound source, elastic deformation takes place for drive supporter 1, the internal reaction force of resisting external force that produces at supporter 1 acts on sound generating body 3, sound generating body 3 acts on tragus 4, adjust pole 21 along the rotatory certain angle of first direction simultaneously, sound generating body 3 corresponds rotatoryly, tragus 4 continues to be pressed by sound generating body 3, the shutoff ear canal mouth, tragus 4 seals up the opening of 5 inside and external intercommunication departments in auricle 5 completely, the interference of noise has been reduced, only remain the sound source in the bone conduction earphone, and simultaneously, make the tone quality effect of bone conduction earphone reach the best level again. Optionally, the tragus 4 can not totally seal the duct 5, and the sound production body 3 presses the tragus 4 towards 5 inside directions in the duct, reduces the opening size of 5 inside and external intercommunication departments in the duct, can reduce the influence that the noisy environment listened to the bone conduction earphone effect.

In order to better detect the laminating nature between the sounding body 3 and the user to in time adjust and wear the posture, can be provided with pressure sensor at the front end of sounding body 3, through detecting the laminating nature, guarantee bone conduction earphone's that can be better result of use.

In conclusion, the osteoacusis earphone for tragus that this embodiment provided, when the user met that the external environment is noisy, can select shielding external sound source, supporter 1 is used for wearing user's ear, make supporter 1 take place elastic deformation towards the direction that increases supporter 1 both ends distance through certain external force, the internal reaction force who resists external force at supporter 1 inside production acts on sound generating body 3, sound generating body 3 presses tragus 4, make tragus 4 take place elastic deformation in order to shutoff ear canal mouth. Reduce the interference of external noise for the effect of listening to of bone conduction earphone is not influenced, selectively receives required sound source under noisy environment, has avoided some puzzlements, for example because the environment is noisy, improves the bone conduction earphone volume and causes the earphone to leak sound, lacks the security, perhaps improves earphone volume and increases mechanical amplitude, makes user's skin produce the tingling sensation, wears damage hearing for a long time.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A bone conduction headset for a tragus, comprising: the support body is arc-shaped, two ends of the support body are connected with sounding bodies, the support body is made of elastic materials, and the support body can be driven to elastically deform in the direction of increasing the distance between the two ends of the support body, so that the sounding bodies can seal the ear canal openings by pressing the tragus;

the utility model discloses a sound production device, including supporter, supporter inner chamber, sound production body, extension rod, telescopic extension rod, supporter inner chamber sets up the guide rail confession the extension rod slides, the sound production body sets up extension rod one end.

2. The bone conduction headset for a tragus of claim 1, wherein a connection bar is provided between the support body and the sounding body, the connection bar being inclined to the inside of the support body by an angle of 10 ° -60 ° with respect to the support body.

3. The bone conduction headset for a tragus of claim 1, wherein the supporting body is provided with an adjusting assembly, the adjusting assembly comprises an adjusting rod, one end of the adjusting rod is rotatably connected with the extension rod, the other end of the adjusting rod is connected with a sounding body, and the adjusting assembly further comprises a limiting member for maintaining the adjusting rod at a set position.

4. The bone conduction headset for a tragus of claim 3, wherein the adjustment assembly further comprises a mount; the mounting seat is fixedly mounted at the end part of the supporting body; one side of the mounting seat facing the adjusting rod is provided with a spherical mounting groove; one end of the adjusting rod is provided with a ball body, and the ball body is rotatably clamped in the ball-shaped mounting groove.

5. The bone conduction headset for a tragus of claim 4, wherein the stopper is a positioning pin, the positioning pin is disposed in a sphere, one end of the positioning pin is provided with a knob, the knob protrudes out of the sphere, and the knob is used for loosening and tightening the positioning pin.