JP2003032772A - Ear hooking earphone - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an ear hooking earphone improving a wearing feeling at the ear, reducing stress on the ear, obtaining excellent sound quality and improving an appearance as well. SOLUTION: The ear hooking earphone is provided with an earphone main body 1 which can be housed back inside the concha cavity 17, an external canal insertion part 2 projectingly provided on the inner side of the earphone main body 1, provided with an elastic member 7 on the periphery and inserted to the external canal 8, and a freely deformable curved ear hook part 8 provided continuously to the earphone main body 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ear-hook type earphone which can be worn in a stable state without giving stress to the ear and can listen to music or the like with good sound quality.

[0002]

2. Description of the Related Art As an earphone worn on the ear, for example, the earphone shown in FIG. 11 has been known for a long time. This earphone has a diaphragm inside and is configured to include an earphone body 21 to be mounted on the auricle and a cylindrical ear canal insertion portion 22 protruding from the front surface and inserted into the ear canal.

Further, as shown in FIGS. 12 (a) and 12 (b), there is one in which the external auditory meatus insertion portion is removed and the ear canal is attached to the concha of the ear. In the figure, 23 is an earphone body, 24 is a cord pull-out portion, and 25 is a cord.

Further, as shown in FIG. 13, there is one in which a bow-shaped ear hooking portion 26 is provided at an appropriate position of the earphone body 23.

[0005]

In the structure shown in FIG. 11, the ear canal insertion portion 22 has a large shape, and since this portion is pushed deep into the outer ear, the ear canal insertion portion 22 suffers from pain and pressure and stress. Earwax, dust, and the like may enter the holes, which poses problems such as being unhygienic, blocking external sound, or hardly being heard.

12 (a) and 12 (b) does not have the above-mentioned drawbacks, but is placed on the concha of the concha 27 and supported only by the tragus, antitragus, cord pull-out portion 24, etc. It lacks stability in support, and when it is worn, it may fall out of the ear if it is subjected to vigorous exercise, for example. In addition, since the outer diameter is as large as 14 mm to 18 mm, it cannot be inserted all the way into the concha cavity 27, and a space g is created at the entrance portion of the external auditory meatus 28. Can not be transmitted to the back. Further, since the cord pull-out portion 24, which is thicker than the cord 25, hangs down on the outside of the ear and is conspicuous, there is a problem that the appearance is bad.

In FIG. 13, the entire ear hooking portion 26 is simply formed in an arcuate shape, and since this member is not deformable corresponding to the ear shape, it cannot be hooked on the ear. When used for a long time, there is a problem that it may cause pain. Further, since the shape of the ear differs from person to person, there is also a problem that if the entire ear hooking part is simply formed of an elastic member, it will not fit depending on the person and the wearing feeling will be poor.

The present invention has been proposed in view of the above circumstances, and an object of the present invention is to provide a good feeling of wearing to the ear, less stress to the ear, and a good sound quality, and the appearance. Is to provide a good ear-hook type earphone.

[0009]

SUMMARY OF THE INVENTION The present invention provides a conchaal cavity 1
An earphone body 1 that can be stored in the earphone body 1, an ear canal insertion portion 2 that projects from the inside of the earphone body 1, is provided with an elastic member 7 around the earphone body 1, is inserted into the ear canal 18, and emits sound. The above object is achieved by adopting a configuration in which the earphone body 1 is connected to the earphone body 1 and is provided with a deformable curved ear hook portion 8.

In this case, a part of the ear hooking portion 8 is formed by a deformable core material 10a corresponding to the ear shape and a soft member 10b covering the periphery thereof, and this portion is adapted to be worn on the ear.

The cord 12 extends from the rear end of the ear hook 8 to the cord 12.
Is configured to be drawn to the outside.

The outer diameter of the earphone body 1 is about 8 mm.
The length of the ear canal insertion portion 2 is approximately 6 mm.
It is formed in the range of 8 mm to 8 mm.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION In the present invention, an earphone body 1
Has a compact shape that can be inserted deep into the concha cavity 17, and the earphone body 1 is provided with a short ear canal insertion portion 2 that is inserted into the ear canal 18 and emits sound. A flexible ear hooking portion 8 which is freely deformable so as to fit the shape of the ear hooking portion 8 is provided, and the cord 12 is pulled out from the rear end portion of the ear hooking portion 8.

In the present invention, the earphone body 1 is made compact and lightweight as described above so that the earphone body 1 can be inserted deep in the concha cavity 17, and the external auditory meatus insertion portion 2 is provided to reach the eardrum and the eardrum. In addition to being able to minimize the volume of sound, it prevents sound leakage, realizes high efficiency of sound conversion and broadband reproduction, and has good sound quality.

Further, the earphone body 1, which has a structure for hooking on the ear and has an ear canal insertion portion 2 when the weight of the product is attached,
It can be dispersed in the ear hook 8 and the like.
The shape of the ear can be freely changed according to the shape of the ear, which improves the feeling of wearing and reduces stress on the ear.

Further, since the earphone body 1 is compact and the cord 12 is pulled out from the rear of the ear 16 to the outside, it is not visible.

[0017]

First Embodiment FIG. 1 is a front view of a first embodiment of the present invention, and FIG.
Is a rear view of the same, FIG. 3 is a right side view of the same, and FIG. 4 is an external perspective view.

In these drawings, reference numeral 1 is an earphone body having an outer diameter of a substantially circular shape, and 2 is an ear canal insertion portion projectingly provided on the front surface thereof. The outer diameter of the substantially circular resin case 3 of the earphone body 1 is compactly formed to be about 8 mm to 10 mm, and regardless of the size of the concha of the ear due to individual differences, it is easily inserted into the concha of the concha. It is supposed to enter. If it is larger than this size, it is difficult to mount, and there is a feeling of discomfort at the time of mounting. In addition, a speaker unit including a diaphragm and a magnetic circuit is built in the earphone body 1.
A front hole 4 is formed on the front surface of the case 3, and a back hole 5 is formed on the outer surface thereof.

As shown in FIG. 3, the ear canal insertion portion 2 is made of a material such as rubber or elastomer provided on the outer periphery of the tubular portion 6 communicating with the inside of the case 3 and has a small hole at the tip thereof. The elastic member 7 has a cap shape. Since the outer periphery is covered with the elastic member 7 in this manner, the ear canal is not damaged. The ear canal insertion portion 2 is formed to have a diameter of about 5 mm and a length of about 6 mm to 8 mm, preferably about 7 mm, and its tip is located at the entrance portion of the ear canal.
By providing the above, it is considered that the ear canal is not damaged as much as possible. Moreover, the length dimension is approximately 6 mm to 8 mm.
The length is made as short as about mm so that it does not go deep into the ear canal, does not hurt the ear canal, and prevents earwax from entering.

At the time of insertion, the ear canal is closed by the elastic member 7 to prevent sound leakage.

A front end portion of a front portion 9 of the ear hook portion 8 is integrally connected to the earphone body 1. The entire shape of the ear hooking portion 8 is curved and formed in a substantially inverted U shape. The curved shape is used because the earlobe is sandwiched. The ear hooking portion 8 is located in the front portion of the ear, and has a front portion 9 in which the case 3 and the front end are integrally connected, a hinge portion 10 having a flexible structure and being deformable, and a rear side of the ear. The rear portion 11 is positioned and the cord 12 is pulled out from the rear end portion of the rear portion 11.

FIG. 5 shows an example of the internal structure of the earphone body 1 and the ear canal insertion portion 2.

That is, an enlarged portion 6a for preventing the elastic member from coming off is formed at the tip of the tubular portion 6 so that when the cap-shaped elastic member 7 is covered, it does not easily come off. A speaker unit 13 having a well-known structure is built in the resin case 3. The speaker unit 13 is appropriately mounted via a mounting portion (not shown) formed on the inner wall of the case 3, and an acoustic damper 14 is provided on the back side as needed. The acoustic damper 14 is fixed with an adhesive or the like. The internal structure is not limited to this.

A front hole 4 is formed on the outer periphery of the front surface of the case 3, and an ear canal insertion portion 2 is formed on the front surface so that the sound from the speaker unit 13 is radiated to the ear canal through the ear canal insertion portion 2. ing. A back hole 5 is formed on the outer surface of the case 3.

The front hole 4 and the back hole 5 control the acoustic load,
For setting proper frequency characteristics, especially front hole 4
The provision of is intended to improve the low frequency band.

Lead wire 15 from the speaker unit 13
Passes through the inside of the ear hook 8 and then the cord 1 from the rear end to the outside.
It has been withdrawn as 2.

As shown in FIG. 6, a bendable core material 10a such as a wire rod is provided in the hinge portion 10 that extends over the ears of the ear hook portion 8, and a soft member 10b such as an elastomer is provided around the core material 10a. It is covered to soften the surface that touches the skin to reduce the strain on the ears.

As described above, according to the present invention, only a part is made of an elastomer and the other front and rear parts are made of resin so that the color and the shape can be varied.

As the core material 10a, for example, a shape memory alloy may be used instead. Also, the soft member 1
0b may be made of other material as long as it is flexible and can reduce the burden on the ear.

FIG. 7 shows a heart material 10a for a person with a large ear.
The shape of is changed and the ear hooking part 8 is expanded. In the present invention, the entire shape of the ear hooking portion 8 can be arbitrarily set as necessary.

8 and 9 show a state of being worn on the ear.
In use, the hinge portion 10 of the ear hook portion 8 is appropriately adapted to the shape of the user's ear as necessary, and the earphone body 1 is inserted into the back of the concha cavity 17 of the ear 16 while the ear canal insertion portion 2 is inserted into the ear canal. It suffices if it is inserted into 18 and the ear hook 8 is put on the ear. Since the cord 12 passes behind the ear, it can be naturally placed on the back side.

When viewed from the outside, the earphone body 1 of the product of the present invention is small, and the cord 12 is pulled out from behind the ear only by the front part 9 of the ear hooking part 8 being visible, so that it is not conspicuous. Absent.

Further, since the ear hook 8 is deformable,
It can easily cope with variations in the ear shape due to individual differences, and can be suitably attached to the ear. If the front part 9 has a slide structure like a syringe, it is possible to absorb a wide range of individual differences.

Since the earphone body 1 is compact, it can be inserted deep into the concha cavity 17, and the external auditory canal insertion portion 2 is inserted into the external auditory canal 18. In this case, the elastic member 7 protects the inner surface of the external ear. At the same time, there is no gap and there is no sound leakage in the ear canal 18, and the distance to the eardrum and the volume to the eardrum are minimized, and good sound quality can be obtained.

[0035]

Second Embodiment FIG. 10 shows an application example of the present invention.

By attaching the arm 19 rotatably to the outer surface of the case 3 of the earphone body 1 and providing the microphone 20 at the tip of the arm 19, it can be used as a headset.

A well-known mechanism may be adopted as a mechanism for freely rotating the base of the arm 19 with respect to the case 3.

[0038]

【The invention's effect】

As described above, according to the present invention, the earphone main body 1 is made compact so that it can be inserted deep into the concha cavity 17, and the external auditory canal insertion portion 2 whose periphery is covered with the elastic member 7 is provided in the external auditory meatus 18. Since the ear hooking portion 8 is inserted and is partially deformable according to the ear shape, it can be attached to the ear without stress on the ear and good sound quality can be obtained.

Further, since the earphone body 1 is compact and the cord 12 is pulled out from the rear end of the ear hook 8 and is pulled out from behind the ear to the outside, it is not conspicuous.

[Brief description of drawings]

FIG. 1 is a front view of a first embodiment of the present invention.

FIG. 2 is a rear view of the first embodiment of the present invention.

FIG. 3 is a right side view of the first embodiment of the present invention.

FIG. 4 is an external perspective view of the first embodiment of the present invention.

FIG. 5 is a schematic cross-sectional view showing the internal structure of the earphone body portion of the first embodiment of the present invention.

FIG. 6 is a side view showing a cross section of a part of the ear hook according to the first embodiment of the present invention.

FIG. 7 shows an example of a usage state of the above.

FIG. 8 is an explanatory view seen from the outside when the product of the present invention is attached to the ear.

FIG. 9 is an explanatory cross-sectional view of a state in which the device is worn on the ear.

FIG. 10 is an external perspective view of a second embodiment of the present invention.

FIG. 11 shows a conventional example.

FIG. 12A is a perspective view of another conventional example, and FIG. 12B is an explanatory view of its usage state.

FIG. 13 shows a perspective view of still another conventional example.

[Explanation of symbols]

1 Earphone body 2 ear canal insert 3 cases 4 front hole 5 back holes 6 tubular part 6a Enormous section 7 Elastic member 8 ear hook 9 front 10 Hinge part 10a Heartwood 10b Soft member 11 rear 12 codes 13 speaker unit 14 acoustic damper 15 lead wire 16 ears 17 concha space 18 ear canal

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Lu Santetsu             Foster, 512 Miyazawa-cho, Akishima-shi, Tokyo             Electric Co., Ltd. F-term (reference) 5D005 BE01

Claims (4)

[Claims] 1. An earphone body (1) which can be stored in the concha of the ear (17), and an elastic member (7) which is provided so as to project from the inside of the earphone body (1) and is provided around the earphone body (1). An ear canal insertion portion (2) that is inserted into the ear canal (18) and emits sound, and an ear hook (8) that is connected to the earphone body (1) and has a deformable curved shape are provided. Ear-hook type earphones that are characterized. 2. A part of the ear hooking part (8) is formed by a core material (10a) which is deformable corresponding to the ear shape and a soft member (10b) covering the periphery thereof, and this part is hooked on the ear. The ear-hook type earphone according to claim 1, wherein. 3. The cord (1) from the rear end of the ear hook (8).
2. The ear-hook type earphone according to claim 1, wherein 2) is pulled out to the outside. 4. The earphone body (1) has an outer diameter of approximately 8 mm.
The ear-hook type earphone according to claim 1, wherein the ear canal insert portion (2) has a length of about 10 mm and a length of the ear canal insertion portion (2) of about 6 mm to 8 mm.