CN220653533U

CN220653533U - Air conduction loudspeaker

Info

Publication number: CN220653533U
Application number: CN202322122523.0U
Authority: CN
Inventors: 褚泽辰; 褚建峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-03-22
Anticipated expiration: 2033-08-08

Abstract

The utility model discloses an air conduction loudspeaker, which comprises a earphone frame/earphone auricle hanging belt and a loudspeaker unit, wherein the earphone frame/earphone auricle hanging belt clamps the inner side and the outer side of an concha cavity in the wearing process of an earphone, so as to provide clamping force for the loudspeaker, fix the loudspeaker at a position opposite to an auditory canal, and ensure that the clamping force is between 0.01N and 2N. According to the utility model, the loudspeaker can be firmly fixed at the approach position of the auditory canal, so that the loudspeaker can still be firmly worn on the auricle when a consumer moves severely, the relative position of the loudspeaker and the auditory canal is unchanged, the better tone quality of the loudspeaker in a wearing sports wearing scene can be improved, and better wearing comfort experience can be obtained.

Description

Air conduction loudspeaker

Technical Field

The present application relates to an air conduction speaker, and more particularly, to a wearing mode with a speaker and better sound conduction.

Background

The air conduction loudspeaker conducts sound to the external auditory meatus of the human body through air, and drives the auditory nerve of the human body through vibration of the eardrum, so that the sound is heard by the human body; enjoying music. The distance from the auditory canal and the conduction effect of the position on the loudspeaker can be greatly different. Nowadays, people have higher and longer wearing comfort requirements on audio products, students need to use earphones to train hearing for a long time in the learning process of hearing in the process of learning foreign languages, and the earphones which are not clamped and easy to fall off when worn are urgent demands on the earphones in a student group; when the user moves, the music enjoyment becomes trend, but the existing earphone is not firm enough when the user moves, so that the consumer's demand is difficult to meet, and the earphone worn along with the movement moves in position, so that the positions of the loudspeaker and the auditory canal are changed, and the tone quality is poor. The utility model can improve the tone quality of the loudspeaker, can be firmly worn and is more comfortable.

Disclosure of Invention

The utility model provides an air conduction loudspeaker, which comprises a earphone frame or an earphone auricle hanging belt and a loudspeaker unit,

when in use, the earphone frame or the earphone auricle hanging belt provides clamping force for the loudspeaker,

the clamping force is between 0.01N and 2N,

the earphone frame comprises at least one protruding part or the earphone pinna hanging belt comprises at least one clamping part,

the grip/boss is in direct or indirect contact with the pinna,

the clamping part or the bulge part is in direct or indirect contact with the inner side and the outer side of the concha cavity;

the clamping portion or/and the surface of the raised portion has areas of varying height so that the clamping force is discontinuously and evenly distributed over the contact surface.

The technical purpose is that: the middle of bellying B and clamping part A is provided with certain distance L, and bellying B and clamping part A possess certain deformability for soft material, and certain distance L produces deformation under the effect of external force and forms second distance L2, reaches different people and can both conveniently wear and provide different clamping force.

Description of the drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the application and do not limit the application. In the figures, like reference numerals designate like parts or assemblies.

FIG. 1 is a schematic illustration of an air conduction speaker ear mount/earpiece pinna strap, boss and clip portion according to some embodiments of the present application; the earphone rack comprises at least one protruding part, the earphone auricle hanging belt comprises at least one clamping part, and the clamping part/protruding part is in direct or indirect contact with the auricle

FIG. 2 is a schematic illustration of a position movement of an air conduction speaker boss and clip after wear according to some embodiments of the present application;

FIG. 3 is a schematic illustration of an air conduction speaker ear mount/earpiece ear mount worn behind the ear, in accordance with some embodiments of the present application;

FIG. 4 is a schematic view of a back side position of an air conduction speaker ear mount/earpiece pinna strap worn behind the pinna according to some embodiments of the present application;

FIG. 5 is a schematic illustration of the relative position of a speaker unit and human ear canal after an air conduction speaker ear mount/ear cup strap is worn on the ear, according to some embodiments of the present application;

FIG. 6 is a schematic illustration of an air conduction speaker ear mount including a boss, in accordance with some embodiments of the present application;

FIG. 7 is a schematic illustration of an air conduction speaker ear mount including a boss, according to some embodiments of the present application;

fig. 8 is a schematic view of a vertical distance between a support point of a hanging portion of an air conduction speaker and an ear canal hole, and a schematic view of a vertical distance between the support point of the hanging portion and a center of an acoustic hole of a speaker assembly according to some embodiments of the present application.

FIG. 9 is a graph comparing frequency response curves obtained for an air conduction speaker as the speaker approaches and is spaced a distance from the ear canal according to some embodiments of the present application

Detailed Description

Simulating the same speaker with the artificial ear will obtain different frequency response curves with the same output power, and fig. 9 is a graph comparing the frequency response curves obtained when the speaker is close to the ear canal and at a certain distance from the ear canal. Under the same experimental conditions, under the condition of comparing the situation of far away from the auditory canal and the situation of approaching to the auditory canal, the situation of approaching to the auditory canal can obtain better bass effect, and the medium-high frequency analysis force is also more excellent.

Fig. 1 is a schematic block diagram of a bone conduction speaker 01 according to the present embodiment. A bone conduction speaker 01 may include a magnetic circuit assembly 011, a vibration assembly 012, a conductive coil 013, and a conductive plate assembly 014. Fig. 2 is a schematic view of a housing 102 for an air conduction speaker ear/auricle strap 101, a boss B and a clip portion a in this embodiment; the earphone holder 102 includes at least one protruding portion B, and the earphone auricle-hanging band 101 includes at least one clamping portion a, where the clamping portion a/protruding portion B directly or indirectly contacts the auricle.

The earphone auricle hanging belt 101 is an assembly, and metal with memory properties or/and conductive wires or/and a loudspeaker assembly 103 or/and a circuit board or/and a battery or the like can be included in the assembly; the ear-headphone ear-lobe band 101 includes at least one clamping portion a, where the clamping portion a may be a part of the ear-headphone ear-lobe band 101 or may be an independent component, and may be a soft material or a hard material, where the material needs to have a certain hardness.

The earphone frame 102 is an assembly, and may include metal with memory properties or/and conductive wires or/and circuit board or/and battery to realize complete electronic scheme; the earphone frame 102 includes at least one protruding portion B, where the protruding portion B may be a part of the earphone frame 102 or may be a separate component, and may be made of a soft material or a hard material, where the material needs to have a certain hardness. The protruding portion B may be a separate soft material to form a separate fitting, and is sleeved, assembled, and bonded with the earphone frame 102, as shown in fig. 6. The boss B may be a soft material portion that is fixed to the earphone frame 102 by means of assembly, adhesion, etc., as shown in fig. 7; the convex part B can be in the shape of a punctiform convex, a C-shaped convex, more than two points of convex, a U-shaped convex and the like. The convex part B is abutted against the position of the concha cavity of the human body to contact with the human body.

FIG. 3 is a schematic illustration of an air conduction speaker ear mount/earpiece ear mount worn behind the ear, in accordance with some embodiments of the present application; an air conduction loudspeaker is worn on an ear organ 2 of a human body; the auricle-hanging belt 101 and the earphone frame 102 are combined into a whole, the horn assembly is embedded in the earphone frame 102, and the earphone frame 102 comprises at least one protruding part B, and the protruding part B is abutted against and contacted with the concha cavity 203. The earphone auricle hanging belt 101 is worn on the auricle of the human ear organ 2 and forms at least one supporting point C1; auricle strap 101 has a C-shaped structure as a whole.

FIG. 2 is a schematic illustration of the positional movement of an air conduction speaker boss B and clip A after wear in accordance with some embodiments of the present application; the bulge B is propped against one side of the concha cavity 203 close to the auditory canal, the clamping part A is propped against the outer side of the concha cavity 203 to clamp the concha cavity in the middle, and the clamping close fit effect is formed.

The middle of bellying B and clamping part A is provided with certain distance L, and bellying B and clamping part A possess certain deformability for soft material, and certain distance L produces deformation under the effect of external force and forms second distance L2, reaches different people and can both conveniently wear and provide different clamping force, the clamping force is between 0.01N to 2N. The clamping force is measured when the distance between the clamping part and the two points of the protruding part is between 0.1 and 10 mm. The method for measuring the clamping force is to fix the clamping part A or the bulge part B and to measure the pulling force by a pulling force meter.

As shown in fig. 6 and 7, the air conduction speaker is characterized in that the at least one protruding part B has a C-shaped structure; at least one convex, concave or irregular gradient structure exists on the surface of the convex contact part, so that the pressure of the contact surface with the human body is discontinuously and uniformly distributed.

The earphone frame 102 comprises at least one boss B, wherein the at least one boss B occupies 1% -30% of the total earphone frame area.

The air conduction speaker is characterized in that the earphone auricle hanging belt 101 comprises at least one clamping part A, and at least one convex, concave or irregular gradient structure exists on the inner surface or/and the outer surface of the clamping part contacted with the human body auricle cavity, so that the clamping force is discontinuously and uniformly distributed. The test method is to test the result obtained by applying a constant force to the surface with the concave-convex or irregular gradient structure to test different action points.

As shown in fig. 3, fig. 4 and fig. 8, when the air conduction speaker is worn and used, the holding portion a/protruding portion B is respectively located on the inner side and the outer side of the concha cavity 203, the concha cavity 203 is sandwiched between the holding portion a/protruding portion B, the auricle hanging band 101 of the earphone includes at least one supporting point C1 of the auricle hanging part, the at least one holding portion a included in the auricle hanging band 101 of the earphone includes at least one supporting point C1 of the hanging part, and the supporting point C1 of the hanging part/supporting point of the auricle hanging part (the auricle position of the human being is in contact with the supporting point C1 of the hanging part) may be a plane or a part of a plane or a partially protruding, recessed point or a three-dimensional plane; the vertical distance L5 between the support point C1 of the hanging part and the auditory canal hole 202 is between 20 and 35mm so as to ensure that the sounding position of the loudspeaker is closer to the auditory canal; the center of the sound outlet of the horn assembly 103 is close to the center point of the ear canal hole 202. The distance between the center of the sound outlet hole of the loudspeaker assembly 103 and the supporting point C1 of the hanging part is 20-35 mm. So that the sound outlet of the horn assembly 103 is closer to the ear canal hole 202 for better conduction and better sound quality.

The distance L6 between the bulge B and the loudspeaker sound outlet 103 is 5-20 mm, so that the loudspeaker sound outlet 103 is closer to the auditory canal 202, and the optimal scheme is that the centers are completely opposite to each other, so that a better conduction effect is achieved.

The above description of the structure of the speaker is merely a specific example and should not be considered as the only possible implementation.

It will be apparent to those skilled in the art that modifications and variations in form and detail of the specific manner and implementation of the loudspeaker are possible without departing from this principle, but remain within the scope of the above description.

It should be understood that the embodiments described herein are merely illustrative of the principles of the present application, which are examples. Other variations are also possible within the scope of this application. The present examples are therefore to be considered in all respects as illustrative and not restrictive, and alternative configurations of the embodiments of the present application are not to be considered as limited to the specifically described and illustrated embodiments of the present application.

Claims

1. An air conduction loudspeaker, which is characterized in that,

comprises a earphone frame or an earphone auricle hanging belt and a loudspeaker unit,

the clamping force is between 0.01N and 2N,

the grip/boss is in direct or indirect contact with the pinna,

2. An air conduction speaker as set forth in claim 1 wherein,

the earphone frame/earphone auricle hanging belt is in contact with the auricle, and at least one clamping part included in the earphone auricle hanging belt and at least one protruding part included in the earphone frame are respectively in direct or indirect contact with the inner side and the outer side of the human concha cavity;

the clamping force is measured when the distance between the clamping part and the two points of the protruding part is between 0.1 and 10 mm.

3. A gas conduction speaker according to claim 1, wherein there is a protrusion or recess on the inside or outside of the protrusion.

4. The vapor-conduction speaker of claim 1, wherein the at least one raised portion comprises at least one raised contact portion that is in direct or indirect contact with the concha cavity of the human ear.

5. The vapor-conduction speaker of claim 4, wherein at least one raised contact is C-shaped; at least one protrusion or depression exists on the surface of the protruding contact part, so that the pressure of the contact surface with the human body is discontinuously and uniformly distributed.

6. The vapor-conduction speaker of claim 4, wherein said raised portion comprises 1% to 30% of the total area of the earphone frame.

7. An air conduction speaker as set forth in claim 2 wherein,

at least one protrusion or recess exists on the inner surface or/and the outer surface of the clamping part contacted with the cavity of the human body concha, so that the clamping force is discontinuously and uniformly distributed.

8. An air conduction speaker as set forth in claim 2 wherein,

when the earphone is worn, the clamping parts/protruding parts are respectively positioned at the inner side and the outer side of the concha cavity, the concha cavity of the human body is clamped between the clamping parts/protruding parts, and the auricle hanging belt of the earphone comprises at least one auricle hanging part supporting point.

9. The vapor-conduction speaker of claim 8, wherein the at least one grip portion comprised by the earphone pinna strap comprises at least one abutment support point, the abutment support point/pinna abutment support point, and the human pinna position overlaps the abutment support point.

10. The air conduction speaker of claim 9 wherein the vertical distance of the abutment support point from the ear canal aperture is between 20-35 mm; the center of the sound outlet hole of the loudspeaker assembly is close to the center point of the auditory canal hole; the distance between the center of the sound outlet hole of the loudspeaker component and the supporting point of the hanging part is 20-35 mm; the distance between the protruding part and the sound outlet hole of the loudspeaker is 5-20 mm.