WO2018120467A1

WO2018120467A1 - Earmuff-type headphone

Info

Publication number: WO2018120467A1
Application number: PCT/CN2017/078134
Authority: WO
Inventors: 周诗勇; 冈本良成; 吴海全; 师瑞文
Original assignee: 深圳市冠旭电子股份有限公司
Priority date: 2016-12-30
Filing date: 2017-03-24
Publication date: 2018-07-05
Also published as: CN106535026A; CN106535026B

Abstract

Disclosed is an earmuff-type headphone, comprising an earmuff (1) and a headphone assembly (2), wherein the earmuff (1) comprises a front cavity (11) and a rear cavity (12); the front cavity (11) has flexibility; the rear cavity (12) is provided with a holding cavity (121) for holding the headphone assembly (2); the front cavity (11) is worn in an ear canal; the headphone assembly (2) makes a sound outwards from a side close to the front cavity (11); and the front cavity (11) can fit ear canals according to the shape change in the contours of the ear canals of different users. In this way, spaces occupied by the earmuff (1) and the headphone assembly (2) are superposed, thus the overall volume of the earmuff-type headphone is smaller. When the earmuff-type headphone is worn, the front cavity (11) is pressed into the ear canal and can fit the ear canal according to the contour of the ear canal, thereby improving the universality, and the headphone assembly (2) makes a sound outwards from a side close to the rear cavity (12), that is, the sound is transmitted into a human ear by means of the front cavity (11).

Description

Earmuff headphones

[0001] The present invention relates to the field of earphone technology, and in particular, to a earphone type earphone.

Background technique

[0002] With the rapid development of earphone technology, headsets, in-ear headphones, and ear-hook headphones can be classified according to the manner in which the headphones are worn. At present, the in-ear headphones include a main body of the earphone and an earmuff provided on the outer side of the main body of the earphone, and the earphone body is inserted into the ear canal by using the cymbal, and the ear cover is closely attached to the ear canal to block external noise. However, the existing in-ear headphones have a large overall size and are not suitable for different people, and have low versatility. technical problem

In view of the above, an object of the present invention is to provide an earphone type earphone, which aims to solve the problem that the overall volume of the earphone in the prior art is too large and the versatility is low.

Problem solution

Technical solution

[0004] The present invention is achieved by the earmuff type earphone, comprising an earmuff and an earphone assembly, the ear cover comprising a front cavity and a rear cavity connected to the front cavity, the front cavity being flexible The rear cavity has a receiving cavity for receiving the earphone assembly, the receiving cavity is connected to the front cavity, the front cavity is worn into the ear canal, and the earphone assembly is close to the The front cavity is outwardly sounded, and the front cavity can be adapted to each other according to the deformation of the ear canal contours of different users.

[0005] Specifically, the front cavity has a hemispherical shape, and the front cavity has an sound emitting cavity that communicates with the receiving cavity, and the front cavity is away from an end of the rear cavity. a sound venting port is provided, the front cavity having one end of the sound absorbing mouth is inserted into the ear canal, and the sound of the earphone component power amplifier is transmitted to the human ear through the sound emitting cavity

[0006] Further, a metal ring band that can be deformed is disposed in an end portion of the front cavity away from the rear cavity, and a shape of the sound hole changes according to a shape change of the metal ring band.

[0007] Alternatively, the front cavity is hemispherical, the front cavity is provided with a sound vent, and the front cavity is connected to the rear cavity through a hollow sleeve, the front cavity One end of the sound-dissipating port is the hollow sleeve The folded front cavity is worn into the ear canal so that the fold line is folded toward the rear cavity and the front cavity is wrapped on the outer side of the rear cavity.

[0008] Further, the ear cover further includes a shrink ring band, and the shrink ring band is sleeved outside the hollow tube sleeve

[0009] Specifically, the earphone assembly includes a speaker, a speaker base, an inner cover body and an outer cover body, wherein the inner cover body is disposed in the rear cavity body, and the speaker seat cover is disposed on the inner cover body And enclosing the accommodating space for accommodating the horn, the outer cover body is disposed outside the rear cavity body, and is connected to the inner cover body by a snap structure.

[0010] Specifically, the buckle structure includes a plurality of buckles disposed on a side of the outer cover body facing the inner cover body, and a snap hole disposed on the inner cover body, The buckle passes through the rear cavity and is engaged with the corresponding latching hole.

[0011] Specifically, the speaker base is provided with a sound hole structure, and the speaker is outwardly protruded through the sound hole structure.

Out of the box.

[0012] Further, the earphone assembly further includes a sponge sleeve, and the sponge cover is disposed on an outer side of the speaker seat

[0013] Further, the earphone assembly further includes a support pad, and the support pad is disposed between the speaker and the outer cover.

[0014] Compared with the prior art, the present invention provides an earmuff type earphone, including an ear cover and an earphone assembly. The ear cover includes a front cavity and a rear cavity. The rear cavity has a receiving cavity, and the earphone component is installed in the accommodating cavity, so that the ear cover and the space occupied by the earphone component are superimposed, thereby preventing the earphone component from being disposed outside the earmuff, thereby the earmuff earphone The overall size is smaller. At the same time, the front cavity is flexible, wearing a cymbal, pressing the front cavity into the ear canal, and the earphone assembly is emitted outward from the side close to the rear cavity, that is, the sound is transmitted into the human ear through the front cavity. Moreover, the front cavity can be deformed according to the contours of the ear canal of different users to suit the ear canal of different people, and the versatility is improved.

[0015] The present invention also provides another earmuff type earphone, comprising an ear cover and an earphone assembly, the ear cover comprising a front cavity and a rear cavity connected to the front cavity, the front cavity being flexible The rear cavity has flexibility, the rear cavity has a receiving cavity for accommodating the earphone assembly, and the earphone assembly is sounded outward from a side close to the rear cavity, and the rear cavity is worn Into the ear canal and the front cavity is sealed at the ear canal [0016] Specifically, the earphone assembly includes a horn, a horn, an inner cover, and an outer cover, wherein the inner cover is disposed in the rear cavity, and the horn cover is disposed on the inner cover And enclosing the accommodating space for accommodating the horn, the outer cover body is disposed outside the rear cavity body, and is connected to the inner cover body by a snap structure.

[0017] Specifically, the rear cavity is provided with a sound outlet away from the end of the front cavity, the inner cover body has a pupil, and the outer cover is provided with a sound outlet. The structure, the sound outlet, the pupil and the sound absorbing structure are corresponding to each other, and the horn emits sound through the sound absorbing structure.

[0018] Specifically, the buckle structure includes a plurality of buckles disposed on a side of the outer cover body facing the inner cover body, and a snap hole disposed on the inner cover body, The buckle passes through the rear cavity and is engaged with the corresponding latching hole.

[0019] Further, the earphone assembly further includes a sponge sleeve, and the sponge cover is disposed on an outer side of the outer cover body

Advantageous effects of the invention

Beneficial effect

[0020] Compared with the prior art, the earmuff earphone provided by the invention comprises an earmuff and an earphone component. The ear cover includes a front cavity and a rear cavity. The rear cavity has a receiving cavity, and the earphone component is installed in the accommodating cavity, so that the ear cover and the space occupied by the earphone component are superimposed, thereby preventing the earphone component from being disposed outside the earmuff, thereby the earmuff earphone The overall size is smaller. At the same time, the front cavity and the rear cavity are both flexible, wearing a cymbal, pressing the rear cavity into the ear canal, and the earphone assembly is sounded outward from the side close to the rear cavity. Moreover, the front cavity is sealed at the ear canal, and the versatility and sound insulation effect are greatly improved.

Brief description of the drawing

DRAWINGS

1 is a cross-sectional view of an earmuff type earphone according to a first embodiment of the present invention;

2 is an enlarged view of a portion A in FIG. 1;

3 is another cross-sectional view of a earmuff type earphone according to Embodiment 1 of the present invention;

4 is a schematic structural view of an ear cover according to Embodiment 1 of the present invention;

5 is an exploded view of a headphone assembly according to Embodiment 1 of the present invention; 6 is a cross-sectional view of a earmuff type earphone according to a second embodiment of the present invention;

7 is an exploded view of a headphone assembly according to a second embodiment of the present invention.

Embodiments of the invention

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

[0029] It is to be noted that when an element is referred to as being "fixed" or "in" another element, it can be directly on the other element or indirectly. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or indirectly connected to the other element.

[0030] It should also be noted that the left, right, top, bottom, top, bottom and other orientation terms in this embodiment are only relative concepts or reference to the normal use state of the product, and should not be used. It is considered to be restrictive.

[0031] The implementation of the present invention will be described in detail below with reference to specific embodiments.

[0032] Embodiment 1

[0033] Please refer to FIG. 1 , FIG. 4 and FIG. 5 , the earmuff type earphone provided by the embodiment of the present invention includes an ear cover 1 and an earphone assembly 2 , and the ear cover 1 includes a front cavity 11 and a rear portion connected to the front cavity 11 . Cavity 12. The front cavity 11 has flexibility. For example, the front cavity 11 is made of a material such as silica gel. The rear cavity 12 has a receiving cavity 121 for accommodating the earphone assembly 2, and the front cavity 11 is worn into the ear canal. The earphone assembly 2 is sounded outward from the side close to the front cavity 11. The front cavity 11 can be different according to different users. The ear canal contours are deformed to fit each other.

[0034] The earmuff type earphone provided by the embodiment of the invention comprises an ear cover 1 and an earphone assembly 2. The ear cover 1 includes a front cavity 11 and a rear cavity 12. The rear cavity 12 has a receiving cavity 121, and the earphone assembly 2 is mounted in the accommodating cavity 121, so that the ear cover 1 and the space occupied by the earphone component 2 are superposed, thereby avoiding the earphone component 2 being disposed on the earmuffs 1. On the outside, the overall volume of the earphones is smaller. At the same time, the front cavity 11 has flexibility, and the front cavity 11 is pressed into the ear canal, and the earphone assembly 2 is sounded outward from the side of the rear cavity 12, that is, the sound is transmitted into the human ear through the front cavity 11. Moreover, the front cavity 11 can be deformed according to the contours of the ear canal of different users to suit the ear canal of different people, and the versatility is improved.

Specifically, referring to FIG. 1, in the embodiment, the front cavity 11 is hemispherical, and the front cavity 11 has connectivity. In the sound-emitting cavity 111 of the cavity 121, the front cavity 11 is provided with a sound-dissipating opening 112 away from the end of the rear cavity 12. One end of the front cavity 11 having the sound absorbing opening 112 is worn into the ear canal, and the front cavity 11 is flexible, and the outer side wall of the front cavity 11 is in contact with the ear canal in order to adapt to the contour of the ear canal, thereby achieving the whole. The front cavity 11 fills the entire ear canal, successfully blocking the external sound source into the ear canal, and improving the sound insulation effect of the earmuff type 1 earphone. The sound of the headphone component 2 amplifier is transmitted to the human ear through the sound cavity 111, and the sound quality is clear, and there is no external noise.

[0036] Further, referring to FIG. 1, the front cavity 11 is provided with a deformable metal ring band 15 in an end portion away from the rear cavity 12. The shape of the sound absorbing opening 112 varies according to the shape of the metal ring band 15. And change. That is, by changing the shape of the metal loop band 15, the shape of the sound diffusing port 112 is changed to adapt to the shape of the ear canal of different people, and the adaptability of the front cavity 11 is further improved. Specifically, the metal annulus 15 is made of an aluminum alloy having a good deformation ductility. Of course, the metal loop band 15 can also be made of other materials.

[0037] Alternatively, referring to FIG. 3, in the embodiment, another structural form of the earmuff type 1 earphone and a wearing manner of the structural form are provided. The front cavity 11 is hemispherical, the front cavity 11 is provided with a sound-dissipating port 112, and the front cavity 11 is connected to the rear cavity 12 through the hollow sleeve 13, and the transition between the two is performed by the hollow sleeve 13 . The front cavity 11 has one end of the sound absorbing opening 112, and the hollow sleeve 13 is folded toward the rear cavity 12, that is, the inner side wall of the front cavity 11 is turned out, and finally, the outer side wall of the front cavity 11 is wrapped. On the rear cavity 12, the folded front cavity 11 is worn into the ear canal, and the machine assembly transmits the sound of the power amplifier directly into the human ear. In this way, the person with a large aperture of the ear canal can be adapted, and after the folding, the overall volume of the earmuff type 1 earphone is smaller, the space is small, and the storage is convenient.

[0038] Further, referring to FIG. 2, the ear cover 1 further includes a shrink ring band 14, and the shrink ring band 14 is sleeved on the outer side of the hollow tube sleeve 13. The shrink ring belt 14 is used to limit the degree of deformation of the hollow tube body, and the front chamber 11 is prevented from being overturned, and the earphone unit 2 is slid out from the rear chamber 12.

Specifically, referring to FIG. 1 and FIG. 5, in the embodiment, the earphone assembly 22 includes a horn 21, a horn seat 22, an inner cover body 23, and an outer cover body 24. The horn 21 activates or deactivates the horn 21 by means of external direct wiring or Bluetooth transmission. The inner cover body 23 is disposed in the rear cavity body 12. Specifically, the inner cover body 23 is sewn into the rear cavity body 12 by a hot melt ultrasonic process, and the horn seat 22 is disposed on the inner cover body 23, and the horn seat 22 and the inner portion The cover body 2 3 is enclosed to form an accommodating space, and the horn 21 is installed in the accommodating space. The outer cover 24 is disposed on the outer side of the rear cavity 12 and is coupled to the inner cover 23 by a snap structure. [0040] Specifically, in the embodiment, the buckle structure includes a plurality of buckles 241 disposed on a side of the outer cover body 24 facing the inner cover body 23, and a snap hole 231 disposed on the inner cover body 23 . The buckle 241 is passed through the rear cavity 12 and is engaged in the corresponding snap hole 231. Preferably, referring to FIG. 5, in the embodiment, the outer cover body 24 is circular, the inner cover body 23 is also circular, and the outer cover body 24 is provided with three buckles 241, and each buckle 241 outer cover body The center of the center of 24 is centered at equal intervals, and similarly, three snap holes 231 are provided at positions corresponding to the inner cover 23. Of course, the snap hole 231 may be provided on the outer cover body 24, and the snap cover 241 may be provided on the inner cover body 23, and the outer cover body 24 and the inner cover body 23 may be connected together.

[0041] Further, please refer to FIG. 1 and FIG. 5. In this embodiment, the horn hole 22 is provided with a sound hole structure 22 1. The external sound of the horn 21 power amplifier is emitted by the sound hole structure 221, before passing. The cavity 11 of the cavity 11 is finally introduced into the human ear from the sound absorbing opening 112 of the front cavity 11. Preferably, in the present embodiment, the sound hole structure 221 is a plurality of circular through holes arranged in an array.

Further, referring to FIG. 1 and FIG. 5, in the embodiment, in order to increase the low frequency sound effect of the speaker 21 and prevent external dust from entering the earphone assembly 2, a sponge cover 25 is disposed outside the speaker holder 22.

[0043] Further, referring to FIG. 1 and FIG. 5, in the embodiment, the earphone assembly 2 further includes a support pad 26 disposed between the horn 21 and the outer cover 24 for filling excess The space prevents the horn 21 from sliding in the accommodating space.

[0044] Embodiment 2

[0045] Please refer to FIG. 6 and FIG. 7. The embodiment of the present invention further provides another earmuff type earphone, including an ear cover and an earphone assembly 2'. The ear cover includes a front cavity 1 and a rear portion connected to the front cavity 1. The cavity 12', the front cavity 1 has flexibility, and the rear cavity 12' is also flexible, both of which can be made of a material such as silicone. The rear cavity 12' has a receiving cavity 12 for accommodating the earphone assembly 2', and the rear cavity 12' is worn into the ear canal, and the earphone assembly 2' is sounded outward from the side of the rear cavity 12', simultaneously, front The cavity 1 is sealed at the ear canal.

[0046] The earmuff type earphone provided by the embodiment of the invention includes an ear cover and an earphone assembly 2'. The ear cover includes a front cavity 11 ' and a rear cavity 12'. The rear cavity 12' has a receiving cavity 12, and the earphone assembly 2' is installed in the accommodating cavity 12, so that the ear cover and the space occupied by the earphone assembly 2' are superimposed, thereby avoiding the earphone component 2' being disposed in the ear. The outer side of the sleeve makes the overall volume of the earphones smaller. At the same time, the front cavity 1 and the rear cavity 12' are both flexible, wearing a cymbal, pressing the rear cavity 12' into the ear In the channel, the earphone assembly 2' is sounded outward from the side of the rear cavity 12'. Moreover, the front cavity 1 is sealed at the ear canal, and the versatility and sound insulation effect are greatly improved.

Specifically, referring to FIG. 6 and FIG. 7, in the embodiment, the earphone assembly 2' includes a horn 2, a horn seat 22', an inner cover body 23', and an outer cover body 24'. The speaker 2 turns the speaker 2 on or off by external direct wiring or Bluetooth transmission. The inner cover body 23' is disposed in the rear cavity body 12'. Specifically, the inner cover body 23' is sewn into the rear cavity body 12' by a hot melt ultrasonic process, and the speaker seat 22' is covered on the inner cover body 23'. The horn seat 22' and the inner cover body 23' are enclosed to form an accommodating space, and the horn 2 is installed in the accommodating space. The outer cover body 24' is disposed outside the rear cavity body 12' and is coupled to the inner cover body 23' by a snap structure.

[0048] Specifically, referring to FIG. 6 and FIG. 7, the rear cavity 12' is separated from the front cavity 1 and has a sound outlet 122 ^/ , and the inner cover 23' has a pupil 232'. The upper cover body 24' is provided with a sound-dissipating port structure 242' corresponding to the sound-emitting port 122', the pupil hole 232' and the sound-dissipating port structure 242', so that the sound emitted by the speaker power passes through the pupil 232', The sound outlet 122' and the sound absorbing structure 242' propagate outward.

[0049] Specifically, in the embodiment, the buckle structure includes a plurality of buckles 24 disposed on a side of the outer cover body 24' facing the inner cover body 23' and a card disposed on the inner cover body 23'. Hole 23 . The buckle 24 is passed through the rear cavity 12' and snapped into the corresponding snap hole 23. Preferably, referring to FIG. 7, in the embodiment, the outer cover body 24' is circular, the inner cover body 23' is also circular, and three buckles 24 are provided on the outer cover body 24', and each buckle 24 is provided. The center of the outer cover body 24' is centered at equal intervals, and similarly, three snap holes 23 are provided at positions corresponding to the inner cover body 23'. Of course, the snap hole 23 may be provided on the outer cover 24', and the snap cover 24 may be provided on the inner cover 23', and the outer cover 24' and the inner cover 23' may be connected together.

[0050] Further, please refer to FIG. 6 and FIG. 7. In this embodiment, in order to increase the low frequency sound effect of the horn 2 and prevent external dust from entering the earphone assembly 2', a sponge cover 25 is disposed on the outer side of the outer cover 24'. ' .

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalents, and improvements made within the spirit and scope of the present invention should be included in the present invention. Within the scope of protection of the invention.

Claims

Claim

[Claim 1] The earmuff type earphone, comprising: an ear cover and an earphone assembly, the ear cover includes a front cavity body and a rear cavity body connected to the front cavity body, the front cavity body has flexibility, The rear cavity has a receiving cavity for receiving the earphone assembly, the receiving cavity is connected to the front cavity, the front cavity is worn into the ear canal, and the earphone assembly is close to the front The side of the cavity is outwardly sounded, and the front cavity can be adapted to each other according to the deformation of the ear canal contours of different users.

[Claim 2] The earmuff type earphone according to claim 1, wherein the front cavity is hemispherical

The front cavity has a sound-emitting cavity that communicates with the accommodating cavity, the front cavity is provided with a sound-dissipating port away from the end of the rear cavity, and the front cavity has the One end of the sound diffusing mouth is worn into the ear canal, and the sound of the earphone component power amplifier is transmitted to the human ear through the sound emitting cavity.

[Claim 3] The earmuff type earphone according to claim 2, wherein the front cavity is provided with a metal ring band that can be deformed in an end portion of the rear cavity, and the sound is distorted The shape of the mouth varies depending on the shape of the metal annulus.

[Claim 4] The earmuff type earphone according to claim 1, wherein the front cavity is hemispherical

The front cavity is provided with a sound-dissipating port, the front cavity is connected to the rear cavity through a hollow sleeve, and the front cavity has one end of the sound-dissipating port to the hollow The sleeve is folded toward the rear cavity and the front cavity is wrapped on the outer side of the rear cavity, and the folded front cavity is worn into the ear canal.

[Claim 5] The earmuff type earphone according to claim 3, wherein the ear cover further comprises a shrink ring band, and the shrink ring band is sleeved on an outer side of the hollow tube sleeve.

The earmuff type earphone according to any one of claims 1 to 5, wherein the earphone assembly comprises a horn, a horn base, an inner cover body and an outer cover body, and the inner cover body is provided The horn seat cover is disposed on the inner cover body and is enclosed to form an accommodating space for accommodating the horn, and the outer cover body is disposed at an outer side of the rear cavity body. And connected to the inner cover body by a snap structure.

The earmuff type earphone according to claim 6, wherein the buckle structure comprises a plurality of buckles disposed on a side of the outer cover body facing the inner cover body and a buckle Located within the stated a snap hole on the cover body, the buckle passes through the rear cavity, and is engaged with the corresponding snap hole.

The earmuff type earphone according to claim 6, wherein the speaker base is provided with a sound hole structure, and the speaker emits sound through the sound hole structure.

The earmuff type earphone according to claim 8, wherein the earphone assembly further comprises a sponge cover, and the sponge cover is disposed outside the speaker holder.

The earmuff type earphone according to claim 6, wherein the earphone assembly further comprises a support pad, and the support pad is disposed between the horn and the outer cover.

An earmuff type earphone, comprising: an ear cover and an earphone assembly, the ear cover comprising a front cavity body and a rear cavity body connected to the front cavity body, the front cavity body having flexibility, the rear cavity body Having flexibility, the rear cavity has a receiving cavity for accommodating the earphone assembly, the earphone assembly is sounded outward from a side close to the rear cavity, and the rear cavity is worn into the ear canal and the front cavity The cavity is sealed at the ear canal.

The earphone type earphone according to claim 11, wherein the earphone assembly comprises a speaker, a speaker base, an inner cover body and an outer cover body, and the inner cover body is disposed in the rear cavity body, the speaker a seat cover is disposed on the inner cover body and enclosed to form an accommodating space for accommodating the horn, the outer cover body is disposed on an outer side of the rear cavity body, and is connected to the inner portion by a snap structure Cover.

The earmuff type earphone according to claim 12, wherein the rear cavity is provided with a sound outlet away from the end of the front cavity, and the inner cover body has a pupil, The outer cover body is provided with a sound-dissipating port structure, and the sound-emitting port, the pupil hole and the sound-dissipating port structure are corresponding to each other, and the speaker emits sound through the sound-dissipating port structure.

The earmuff type earphone according to claim 12, wherein the buckle structure comprises a plurality of buckles disposed on a side of the outer cover body facing the inner cover body, and the buckle is disposed therein a snap hole on the cover body, the buckle passes through the rear cavity, and is engaged with the corresponding snap hole.

The earmuff type earphone according to claim 14, wherein the earphone assembly further comprises a sponge cover, and the sponge cover is disposed outside the outer cover.