CN211831105U

CN211831105U - Novel non-in-ear earphone

Info

Publication number: CN211831105U
Application number: CN202020374326.1U
Authority: CN
Inventors: 曾喜海
Original assignee: Dongguan Rongxian Industrial Co ltd
Current assignee: Dongguan Kailai Electronics Co ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-10-30
Anticipated expiration: 2030-03-23

Abstract

The utility model discloses a novel no-in-ear earphone. The earphone comprises an earphone head band and two earphone units connected with the earphone head band; the earphone unit includes: the earphone sound cavity is connected with the headband of the earphone, the loudspeaker unit is arranged in the sound cavity of the earphone, and the sound conduit is connected with the sound cavity of the earphone; when the earphone unit is worn on the head of a human body, the earphone unit is fixed on the side face of the face and in front of the ears, the sound guide tube does not enter the auditory canal and the ear pit, and the sound outlet of the sound guide tube is close to the auditory canal; the sound emitted by the loudspeaker unit forms a sound field in the sound cavity of the earphone and is transmitted to the auditory canal through the sound conduit. The utility model discloses technical scheme adopts and does not go into the ear design, and the user still can hear external natural sound, and special design makes the acoustic duct export very near from the duct, ensures that the earphone has better tone quality, and the earphone sound can not be too much put the environment outward, possesses fine travelling comfort, ease for use, aesthetic property and security.

Description

Novel non-in-ear earphone

Technical Field

The utility model relates to an earphone technical field, concretely relates to novel no-in-ear earphone.

Background

Earphones on the market are various and can be roughly classified into a head-wearing type, an in-ear type, a semi-in-ear type and the like. The headset is relatively large in size and its ear cup portion either encases the entire pinna of the outer ear or is placed over the pinna to form a closed cavity between the speaker and the ear canal to achieve the desired sound quality. The in-ear earphone is small in size, and a sound outlet of the earphone is plugged into an external auditory canal when the earphone is used. The half-in-ear earphone is lapped on the outer edge of the auditory canal.

The mainstream earphones with the design can contact the auricle and the auditory canal or wrap the auricle when in use. Such a design ensures the sound quality to a large extent, but has several disadvantages: the auricle or the ear canal can be contacted and pressed by the ear, and the pain or the pain squeezing feeling can be caused frequently; the device is isolated from the outside, and the warning or prompt of the environmental sound cannot be heard, so that important information is easy to miss or safety problems are caused; moreover, the headset is heavy and uncomfortable for a long time.

There are some more specific designs on the market that attempt to solve the above problems.

One prior design is to wear a pair of small speakers on the head through a connecting structure, with both speakers being spaced from the pinna and face, thus avoiding contact with any part of the ear. However, the design has the disadvantages of complex structure, heavy weight, inconvenience for carrying, easy influence on others due to sound emission, poor appearance and low usability.

Another prior art design is the so-called bone conduction headset, in which a transducer placed in an open space is placed at a distance from the pinna and against the face, and in operation converts the sound signal into mechanical vibrations, which excite the face to sound and eventually be collected by the human ear. This design is essentially an open speaker, with the transducer exciting the face to occur and then propagating through the air to the ear canal, with negligible components of "bone conduction". Because a closed cavity cannot be formed, the difference between the sound quality and the radiation area of different parts of the face is large, so that the bass performance is poor, the tone quality is high in inconsistency, and the high-pitch ductility is seriously insufficient due to the high sound quality.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide a novel not in-ear earphone to can still hear external natural sound when the user wears the earphone, guarantee earphone tone quality simultaneously, and avoid the too much outer environment of putting of earphone sound, with improvement security, ease for use, travelling comfort and aesthetic property.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

A novel non-in-ear earphone comprises an earphone head band and two earphone units connected with the earphone head band; the earphone unit includes: the earphone sound cavity is connected with the earphone head band, the loudspeaker unit is arranged in the earphone sound cavity, and the sound guide pipe is connected with the earphone sound cavity; when the earphone unit is worn on the head of a human body, the earphone unit is fixed on the side face of the face and in front of the ears, the sound guide tube does not enter the ear canal and the ear pit, and the sound outlet of the sound guide tube is close to the ear canal; and after sound field is formed in the sound cavity of the earphone, the sound emitted by the loudspeaker unit is transmitted to the auditory canal through the sound conduit.

Furthermore, the inner space of the sound cavity of the earphone is divided into a front cavity and a rear cavity by the loudspeaker unit, the sound guide pipe is connected with the front cavity, and the sound emitted by the loudspeaker unit enters the sound guide pipe after a sound field is formed in the front cavity.

Further, the front cavity and the rear cavity of the earphone sound cavity are isolated from each other.

Furthermore, a first leakage hole is formed in the front cavity of the earphone sound cavity, and/or a second leakage hole is formed in the rear cavity of the earphone sound cavity.

Furthermore, the earphone sound cavity is of a flat box-shaped structure and is provided with a lower bottom surface, an upper bottom surface and a side wall, wherein the lower bottom surface is attached to the face of a human body, the upper bottom surface is opposite to the lower bottom surface, and the side wall is used for connecting the upper bottom surface and the lower bottom surface; the front cavity is formed between the loudspeaker unit and the lower bottom surface, and the rear cavity is formed between the loudspeaker unit and the upper bottom surface; the side wall includes the posterior lateral wall towards the duct direction, the sound pipe is located the posterior lateral wall.

According to the technical solution provided by the utility model, the embodiment of the utility model has the following advantage:

the loudspeaker unit of the earphone is arranged in the sound cavity of the earphone, and the emitted sound is firstly formed into a sound field in the sound cavity of the earphone and then is led out from the sound guide pipe; when wearing, the earphone sound chamber pastes in order to increase laminating and holding power at people's face, the sound outlet of sound pipe is nearer from the duct, but do not go into duct and earhole, almost not contact ear and face, perhaps only dab facial or tragus part, when guaranteeing that the earphone has better tone quality like this, can eliminate uncomfortable and the jam sense that inserts duct or earhole and bring, and the user still can hear external natural sound, and the earphone sound can not too much put the environment outward, in addition, earphone overall structure is simple, therefore, the earphone is light in weight, and is easy to carry, and convenient to use, and is more pleasing to the eye.

In a word, the utility model discloses above-mentioned shortcoming of overcoming current earphone that can be better possesses fine travelling comfort, ease for use, aesthetic property and security, and furthest has promoted tone quality, can provide better user experience.

Drawings

In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings used in the description of the embodiment will be briefly introduced below.

Fig. 1 is a front view of a novel non-in-ear headphone in an embodiment of the present invention;

fig. 2 is a top view of a novel non-in-ear headphone in an embodiment of the invention;

fig. 3 is a side view of a novel non-in-ear headphone in an embodiment of the invention;

fig. 4 is a schematic diagram of an earphone unit of the novel non-in-ear earphone according to an embodiment of the present invention;

fig. 5 is a cross-sectional view of an earphone unit of the novel non-in-ear earphone according to an embodiment of the present invention;

fig. 6 is a schematic view illustrating the novel non-in-ear headphone according to an embodiment of the present invention.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments 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 shall belong to the protection scope of the present invention.

The terms "first," "second," "third," and the like in the description and in the claims, and in the drawings described above, are used for distinguishing between different objects and not necessarily for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

The following will explain details by way of specific examples.

Referring to fig. 1 to 3, an embodiment of the present invention provides a novel non-in-ear earphone. The headset comprises a headset headband 1 and two headset units 2 connected to the headset headband 1.

The earphone headband 1 comprises a semicircular headband body 101 and two bending parts 102, wherein the headband body 101 is clamped on the head of a human body, and the bending parts 102 are used for connecting the headband body 101 and the earphone unit 2. By setting the bending direction, angle, and the like of the bending portion 102, the position and angle of the earphone unit 2 when the earphone is worn can be adjusted so as to fix the earphone unit 2 at an appropriate position.

Wherein the earphone unit 2 includes: a headphone sound cavity 201 connected to the bending part 102 of the headphone headband 1, a speaker unit 202 disposed inside the headphone sound cavity 201, and a sound tube 203 connected to the headphone sound cavity 201. The earphone acoustic chamber 201 has a hollow interior space. The sound guide pipe 203 is a hollow tubular body, the front end of the sound guide pipe is communicated with the internal space of the earphone sound cavity 201, and the tail end of the sound guide pipe is provided with a sound outlet 204. The speaker unit 202 may be a moving-coil (electrodynamic), capacitive (electrostatic), piezoelectric (crystal or ceramic), electromagnetic (compression spring), ionic or pneumatic speaker, or may be a combination of a plurality of speaker units at the same or different positions in the acoustic cavity or duct.

When the earphone is worn on the head of a human body, the headband 1 is held on the head, and the earphone unit 2 is fixed to the side of the face and in front of the ears, specifically, in front of the tragus. The sound tube 203 does not enter the ear canal and ear cup and the sound outlet 204 of the sound tube 203 is close to the ear canal, in particular near the tragus. Thus, the sound emitted from the speaker unit 202 first forms a sound field in the earphone sound chamber 201 to improve sound quality, and then, is transmitted to the ear canal via the sound tube 203, and is emitted from the sound outlet 204 at a position close to the ear canal opening, for example, less than 2 cm.

Referring to fig. 4, optionally, the acoustic duct 203 includes a front end connected to the earphone acoustic cavity 201 and a terminal end provided with an acoustic outlet 204, and the pipe diameter of the acoustic duct 203 may be the same from the front end to the terminal end, or may vary along the length direction as needed, for example, gradually decrease; and optionally, the acoustic duct may be provided in plurality.

Referring to fig. 5, optionally, the internal space of the earphone sound cavity 201 is divided into a front cavity 205 and a rear cavity 206 by the speaker unit 202. Optionally, one end of the acoustic conduit 203 is connected and communicated with the front cavity 205, and the other end is communicated with the outside air. The sound emitted from the speaker unit 202 forms a sound field in the front chamber 205, enters the sound tube 203, and is emitted to the outside through the sound outlet 204. Optionally, the front cavity 205 and the back cavity 206 of the earphone acoustic cavity 201 are isolated from each other.

Optionally, the earphone sound cavity 201 is a flat box-shaped structure, and has a lower bottom surface 207 for fitting on the face of a human body, an upper bottom surface 208 opposite to the lower bottom surface 207, and a side wall for connecting the upper bottom surface 208 and the lower bottom surface 207. Optionally, the front surface of the speaker unit 202, i.e., the surface on which the diaphragm is located, and the lower bottom surface 207 form the front cavity 205, and the back surface of the speaker unit 202 and the upper bottom surface 208 form the back cavity. Optionally, the side wall comprises a rear side wall 209 facing the ear canal, and the sound tube 203 is disposed on the rear side wall 209.

The utility model discloses in, loudspeaker unit 202 and front chamber 205, back chamber 206 constitute the vocal structure. Optionally, the sound emitting structure may be provided with a leakage hole. For example, the front cavity 205 of the earphone acoustic cavity 201 may be opened with a first leakage hole 211 on the lower bottom surface 207, and/or the rear cavity 206 of the earphone acoustic cavity 201 may be opened with a second leakage hole 212 on the upper bottom surface 208. The sound-emitting structure may be provided with sound leakage through the leakage holes, but it should be noted that sound leakage is not essential and is provided as the case may be, in order to adjust the timbre.

As mentioned above, the design scheme of the utility model mainly comprises a left earphone unit, a right earphone unit and an earphone head band. The earphone unit is formed by placing a common earphone loudspeaker unit between a front cavity and a rear cavity in an earphone sound cavity and guiding sound out through a sound guide pipe with a certain structure. The two earphone units are connected through an earphone head band and fixed in front of the auditory canal of the head of a human body through the clamping force of the earphone head band.

Referring to the schematic diagram shown in fig. 6, when wearing, one side surface (bottom surface) of the sound cavity of the earphone is attached to the face of a person to increase the attaching and supporting force. Due to the special design, the sound outlet of the sound tube is located at a predetermined distance in front of the ear canal, is close to the ear canal, but is not plugged into the ear canal and the ear pit, does not contact the face and the ear, or only touches the face or the tragus part, and sound is received by the ear canal through the air between the sound outlet of the sound tube and the ear canal. Thus, the sound quality is ensured, discomfort and blockage caused by inserting the earphone into the auditory canal are eliminated, and the user can hear the sound of the external environment.

Therefore, the utility model discloses an earphone can effectively overcome the above-mentioned shortcoming of the current earphone that preceding prior art part mentioned, has both guaranteed tone quality, possesses fine travelling comfort again, and has improved the security, can provide better user experience.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; those of ordinary skill in the art will understand that: the technical solutions described in the above 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 novel non-in-ear earphone is characterized in that,

comprises a headphone headband and two headphone units connected to the headphone headband; the earphone unit includes: the earphone sound cavity is connected with the earphone head band, the loudspeaker unit is arranged in the earphone sound cavity, and the sound guide pipe is connected with the earphone sound cavity;

when the earphone unit is worn on the head of a human body, the earphone unit is fixed on the side face of the face and in front of the ears, the sound guide tube does not enter the ear canal and the ear pit, and the sound outlet of the sound guide tube is close to the ear canal; and after sound field is formed in the sound cavity of the earphone, the sound emitted by the loudspeaker unit is transmitted to the auditory canal through the sound conduit.

2. The novel in-ear headphone of claim 1,

the inner space of the sound cavity of the earphone is divided into a front cavity and a rear cavity by the loudspeaker unit, the sound guide pipe is connected with the front cavity, and sound emitted by the loudspeaker unit enters the sound guide pipe after a sound field is formed in the front cavity.

3. The novel in-ear headphone of claim 2,

the front cavity and the rear cavity of the earphone sound cavity are isolated from each other.

4. The novel in-ear headphone of claim 2,

the front cavity of the earphone sound cavity is provided with a first leakage hole, and/or the rear cavity of the earphone sound cavity is provided with a second leakage hole.

5. The novel in-ear headphone of claim 2,

the earphone sound cavity is of a flat box-shaped structure and is provided with a lower bottom surface, an upper bottom surface and a side wall, wherein the lower bottom surface is attached to the face of a human body, the upper bottom surface is opposite to the lower bottom surface, and the side wall is used for connecting the upper bottom surface and the lower bottom surface;

the front cavity is formed between the loudspeaker unit and the lower bottom surface, and the rear cavity is formed between the loudspeaker unit and the upper bottom surface;

the side wall includes the posterior lateral wall towards the duct direction, the sound pipe is located the posterior lateral wall.