CN201718020U

CN201718020U - Improved structure of earphone

Info

Publication number: CN201718020U
Application number: CN2010202231281U
Authority: CN
Inventors: 黄承宏
Original assignee: Comaxtech International Ltd
Current assignee: Comaxtech International Ltd
Priority date: 2010-06-07
Filing date: 2010-06-07
Publication date: 2011-01-19
Anticipated expiration: 2020-06-07

Abstract

The utility model provides an improved structure of an earphone, mainly comprising a loudspeaker unit, a cover body and a sound guiding pipe, wherein the cover body is hollow and is used for containing the loudspeaker unit; the cover body is provided with a sound room and an opening which forms an acute angle with the loudspeaker unit; and the sound guiding pipe is arranged at the opening of the cover body, one end of the sound guiding pipe is connected with the sound room, and the other end thereof penetrates out of the opening. Therefore, as the opening and the loudspeaker unit form an acute angle, so as to lead bass and treble to be taken on completely and have better sound quality.

Description

Improved structure of earphone

Technical Field

The present invention relates to an improved structure of an earphone, and more particularly to an earphone which can be worn by listeners of various auricles and has good comfort and high sound quality.

Background

With the continuous progress of technology, electronic products are not going to be miniaturized, and people are increasingly popularized with miniaturized electronic products or personal digital products, such as common MP3 walkman, mobile phone, Personal Digital Assistant (PDA) or notebook computer, which are indispensable in daily life. In addition, mobile phones have also emerged that combine radio and MP3 functionality.

Regardless of the electronic products, in order to allow the user to listen to the audio information provided by the electronic products without interfering with other people, the earphone has become an essential accessory of the electronic products. In addition, the earphone also provides better sound transmission for the listener, so that the listener can clearly hear and understand the sound content, unlike the situation that the sound transmission in the air causes unclear condition, and especially, the sound transmission in the user moving period, such as in sports, violent activities or noisy environment, is not affected.

However, since the size and structure of each ear and ear canal are different, the size of the earphone is large for a person with a small ear, there will be a sense of pressure and discomfort, and the ear should bear the weight of the sound guide tube provided in the earphone and the speaker or other parts disposed at the rear end of the sound guide tube, and thereafter, although some related manufacturers cover the sound-guiding tube of the earphone with an ear pad, the ear pad replaces the ear to support the weight of the earphone, however, because the existing horn is too large or too long to be inserted into the ear, when the sound guide tube of the earphone is easily worn in the ear, the rear end of the speaker is slightly drooped, so that the ear pad is deviated from the center of the speaker, when the speaker transmits sound to the sound guide tube and then transmits the sound to the ear of the listener, the tone quality of the sound is changed, the most easily occurring is that the bass is a normal tone quality, but the tone quality of the treble is not displayed, so that the tone quality effect is not good. Therefore, improvement of the earphone structure is inevitably a problem.

Disclosure of Invention

In view of the above disadvantages derived from the conventional earphones, the present inventors have earnestly studied and developed an improved earphone structure for various listeners with good comfort and high sound quality.

The utility model provides an improvement structure of earphone, include:

a speaker unit;

a hollow cover body for accommodating the loudspeaker unit, wherein the cover body is provided with a sound chamber and an opening, and the opening and the loudspeaker unit form an acute angle; and the number of the first and second groups,

a sound guide tube, which is arranged at the opening of the cover body, one end of the sound guide tube is connected with the sound chamber, and the other end of the sound guide tube penetrates through the opening.

In practice, the cover body is composed of an upper cover and a lower cover.

When in use, the upper cover is in a circular arc shape, and the lower cover is in an inverted triangle shape.

In practice, the sound chamber and the opening are arranged on the lower cover.

When the loudspeaker unit is used, the loudspeaker unit is clamped between the upper cover and the lower cover and is communicated with the sound chamber.

In practice, the acute angle is 60 to 70 degrees.

In practice, a length distance and a height distance are formed between the opening and the horn unit.

In practice, the length distance is 5mm ± 1mm, the length distance is a horizontal distance from the central position of the speaker unit as a starting point to the central vertex of the opening, and the height distance is 8mm ± 1mm, the height distance is a vertical distance from the central position of the speaker unit as a starting point to the central vertex of the opening.

When in use, the opening end of the sound guide tube penetrating out of the cover body is sleeved with an ear pad.

When the ear pad is in use, the sound guide tube and the ear pad form an inclined angle.

In practice, the ear pad is made of soft rubber.

In implementation, the soft rubber is silica gel.

Compared with the prior art, the utility model discloses a: a speaker unit; a hollow cover body for accommodating the loudspeaker unit, wherein the cover body is provided with a sound chamber and an opening, and the opening and the loudspeaker unit form an acute angle; the sound guide pipe is arranged at the opening of the cover body, one end of the sound guide pipe is connected with the sound chamber, and the other end of the sound guide pipe penetrates through the opening; the opening and the speaker unit form an acute angle, so that the bass and the treble can be completely displayed, and a better sound quality is achieved.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2A is a front view of FIG. 1;

FIG. 2B is a schematic cross-sectional view a-a of FIG. 2A;

FIG. 3A is a rear side view of FIG. 1;

FIG. 3B is a schematic cross-sectional view B-B of FIG. 3A;

FIG. 4 is a schematic view of the embodiment of FIG. 3B worn on an ear;

FIG. 5 is a schematic right side view of FIG. 4;

fig. 6 is a schematic view of the present invention without ear pad.

Description of reference numerals: 1-an earphone; 10-a horn unit; 20-a cover body; 21-upper cover; 22-a lower cover; 221-a sound chamber; 222-an opening; 30-a sound guide tube; 31-ear pad; 40-ear; 41-ear pit (auricle); 42-ear point; theta-acute angle; p-center vertex; q-center position; x-length distance; y-height distance.

Detailed Description

In order to facilitate the understanding of the present invention and the effects achieved thereby, the present invention will be described in detail with reference to the accompanying drawings, in which:

first, referring to fig. 1 to 3, the present invention relates to an improved structure of an earphone, generally indicated by the numeral 1, which includes: a speaker unit 10, a cover 20 and a sound guide tube 30; wherein,

the speaker unit 10 is used for transmitting the sound generated by converting the electronic signal into the sound wave signal.

The cover body 20 is hollow and comprises an upper cover 21 and a lower cover 22, the upper cover 21 is in a circular arc shape, the lower cover 22 is in a slightly inverted triangle shape and is provided with a sound chamber 221 and an opening 222, the horn unit 10 is clamped and accommodated between the upper cover 21 and the lower cover 22, so that the horn unit 10 is communicated with the sound chamber 221, and the sound emitted by the horn unit 10 generates a resonance effect in the sound chamber 221; the opening 222 and the horn unit 10 have a length distance X and a height distance Y, the length distance X is 5mm + -1 mm, the horizontal distance from the central position Q of the horn unit 10 to the central vertex P of the opening 222 is a starting point, the height distance Y is 8mm + -1 mm, the vertical distance from the central position Q of the horn unit 10 to the central vertex P of the opening 222 is a starting point, and the acute angle theta of 60-70 degrees is formed between the opening 222 and the central position close to the horn unit 10.

The sound guiding tube 30 is disposed at the opening 222 of the lower cover 22, one end of the sound guiding tube is connected to the sound chamber 221, and the other end of the sound guiding tube penetrates through the opening 222, so that the sound guiding tube 30 and the speaker unit 10 form an acute angle θ of 60-70 degrees, thereby providing a good sound quality; and a detachable ear pad 31 can be disposed at the end of the sound guide tube 30 penetrating the opening 222 of the cover 20, and the ear pad 31 and the sound guide tube 30 form an inclined angle and are disposed toward the ear acupuncture point 42, as shown in fig. 4, for being plugged into the ear acupuncture point 42, so that external noise is not easy to enter into the ear 40, and the ear pad 31 is made of a silica gel or other soft rubber, so as to be suitable for long-term use without discomfort.

Referring to fig. 4 and 5, in practice, when the lower housing 22 is designed to be substantially inverted triangle-shaped and the ear pad 31 and the sound guiding tube 30 are inclined, when the sound guiding tube 30 is disposed at the ear cavity 42 of the listener, the ear pad 31 is inserted into the ear cavity 42 to prevent external noise from entering the ear 40, and the circular arc-shaped and inverted triangle-shaped design of the housing 20 allows the listener to insert the ear pad into the ear cavity (auricle) 41 to position the earphone 1, and the weight of the earphone 1 is supported by the ear cavity (auricle) 41, so that the speaker unit 10 can be worn stably even when the speaker unit 10 is large and heavy, and the speaker unit 10 does not hang down due to the structure of the housing 20, or is separated from the sound guiding tube 30, and moves horizontally by 5mm ± 1mm from the center position Q of the speaker unit 10, The vertical direction moves 8mm plus or minus 1mm, and the opening 222 of the cover body 20 is opened at an acute angle theta of 60-70 degrees for the sound guide tube 30 to penetrate, so that the high-pitched and low-pitched tone qualities can be completely presented. In a practical embodiment of the present invention, since the ear pad 31 can be assembled and disassembled from the sound guiding tube 30 (as shown in fig. 6), the ear pad 31 can be made into different sizes according to the sizes of the ear acupoints 42, so that the listener can select the proper ear pad 31 to assemble, thereby increasing the sealing performance of the earphone 1 and enhancing the functionality of the earphone 1, for example: the sanitary feature of the earphone 1 is that the ear pad 31 can be detached and used by other people, so that the contamination of earwax and other dirt can be avoided, and the ear pad 31 can be replaced only when the ear pad 31 is damaged and dirty.

The above embodiments are disclosed for convenience of illustration only and are not intended to limit the present invention, and various modifications and different applications may be made without departing from the spirit and scope of the present invention.

In summary, the present invention has achieved the efficacy of the enhancement for the industrial use without any prior art, and the present invention is not disclosed before the application, and is not easy to be thought by the skilled person, and the novelty and the progress thereof are obviously in accordance with the application requirements of the new patent, and the new application is proposed according to the law.

Claims

1. An improved structure of earphone, characterized by comprising:

a speaker unit;

2. The improved structure of earphone as claimed in claim 1, wherein the cover body is composed of an upper cover and a lower cover.

3. The improved structure of earphone as claimed in claim 2, wherein the upper cover is in the shape of a circular arc, and the lower cover is in the shape of an inverted triangle.

4. The improved structure of earphone as claimed in claim 3, wherein the sound chamber and the opening are disposed on the lower cover.

5. The improved structure of earphone as claimed in claim 4, wherein the speaker unit is sandwiched between the upper and lower covers and is in communication with the sound chamber.

6. An improved structure of earphone as defined in claim 1 or 5, wherein the acute angle is 60-70 °.

7. The improved structure of earphone as claimed in claim 6, wherein the opening has a length distance and a height distance with the speaker unit.

8. The improved structure of earphone as claimed in claim 7, wherein the length distance is 5mm ± 1mm, the length distance is a horizontal distance from the central position of the speaker unit as the starting point to the central vertex of the opening, and the height distance is 8mm ± 1mm, the height distance is a vertical distance from the central position of the speaker unit as the starting point to the central vertex of the opening.

9. The improved structure of earphone as defined in claim 8, wherein the opening end of the sound-guiding tube passing through the cover body is sleeved with an ear pad.

10. The improved structure of earphone as claimed in claim 9, wherein the sound-guiding tube and the ear pad are at an inclined angle.

11. The improved structure of earphone as claimed in claim 10, wherein the ear pad is made of soft rubber.

12. The improved structure of earphone as defined in claim 11, wherein said soft rubber is silicone rubber.