CN203590406U

CN203590406U - Earphone

Info

Publication number: CN203590406U
Application number: CN201320636600.8U
Authority: CN
Inventors: 邱竣卿; 张至任; 曾木村
Original assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Current assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Priority date: 2013-10-15
Filing date: 2013-10-15
Publication date: 2014-05-07
Anticipated expiration: 2023-10-15

Abstract

The utility model discloses an earphone comprising a hanging body structure, at least one earphone housing, at least a far field horn module, at least one near field horn module, a signal switching circuit, and an amplifying circuit module. The at least one earphone housing is disposed on the edge of the hanging body structure and is provided with a first direction surface and a second direction surface which face opposite directions. The far field horn module is arranged inside the earphone housing and is equipped with a first loudspeaking surface facing the first direction surface. The at least one near field horn module is arranged in the earphone housing and is equipped with a second loudspeaking surface facing the second direction surface. The signal switching circuit is electrically connected with the far field horn module and the near field horn module. The amplifying circuit module is electrically connected between the far field horn module and the signal switching circuit. By means of the added far field horn module, the earphone may provide a user with different sound field feeling and listening modes. And the listening modes can be quickly switched according to demands of the user and occasions.

Description

Earphone

Technical field

The utility model relates to a kind of earphone, particularly relates to a kind of earphone of tool sound amplification function.

Background technology

Earphone is a kind of portable audio tweeter, light and handy and have confidentiality, the occasion of keeping quite at needs still can be used, and is difficult for causing to external world interference, and at open space, still can provide user full real audio frequency impression, therefore liked by masses.

Earphone species is various, modal is now to hang to wear formula earphone, such as: wear-type, neck hanging type and supra-aural etc., take headphone as example explanation, it connects two horn single bodies by a headband structure and forms, headband structure by user's two ears to the crown across extension, earphone overall weight is supported by user's head, so the earphone of other kinds of weight ratio that headphone can support is heavier, so its horn single body structure is not limited by weight and size more.In addition, headphone has two ear pads, covers respectively on user's two ears, can obtain more comfortable contact, be applicable to wearing for a long time, and tonequality impression is also fuller, so headphone is many professional persons' first-selection.

For different environment or situation, user needs selectivity to play sound with megaphone or earphone sometimes, if can singly use earphone, meeting amplifies dials to put from earphone and dials and put two kinds of different demands, will make earphone under more occasions, be used, and increase entertainment interactive effect.

Therefore basis is novel proposes a kind of earphone at this, in its basic structure, increases megaphone, and earphone can be used under more occasions, and increases entertainment interactive effect.

Utility model content

This novel object is for described the deficiencies in the prior art, disclose a kind of improvement of earphone, earphone can choice for use earphone be dialled put or amplified group to put.

For reaching described object, this is novel discloses a kind of earphone, to realize sound amplification function, comprising: a hanging body structure; At least one ear casing, is arranged at the ora terminalis of hanging body structure, is provided with a first direction face and a second direction face towards opposing face; At least one far field horn module, is arranged at ear casing inside, is provided with one first loud-speaker surface, and the first loud-speaker surface is towards first direction face; At least one near field horn module, is arranged at ear casing inside, is provided with one second loud-speaker surface, and the second loud-speaker surface is towards second direction face; One signal switching circuit, is electrically connected far field horn module and near field horn module; And an amplifying circuit module, be electrically connected between far field horn module and signal switching circuit.

Described ear casing is provided with a catch and a partition, and catch is covered in the second loud-speaker surface of near field horn module and is installed on ear casing, and partition arranges in ear casing and between near field horn module and far field horn module.

Described signal switching circuit and amplifying circuit module are arranged in a controller, and controller engaging lug casing.

Described amplifying circuit module couples a supply module.

Described supply module is provided with a battery and a connector, and battery connects amplifying circuit module, and connector connects battery.

Described controller is provided with a mode switching key, and mode switching key connects signal switching circuit.

Between described hanging body structure and ear casing, be connected with an adjustable shelf, adjustable shelf can rotate with respect to hanging body structure and ear casing.Described adjustable shelf is roughly inverted U-shaped plate body, on adjustable shelf, be provided with one first chimeric post and two second chimeric posts, the first chimeric post is arranged on the inverted U-shaped top of adjustable shelf, opposite direction towards inverted U-shaped opening is protruded, the second chimeric post is arranged at two ora terminalis of adjustable shelf, in inverted U-shaped opening, towards apparent surface, protrude, two ora terminalis of hanging body structure arrange one first embeded slot, what the first chimeric post can rotate is embedded in the first embeded slot, between the first direction face of ear casing and second direction face, be connected with an outer surface, on outer surface, be provided with two the second embeded slots that are oppositely arranged, what the second chimeric post of adjustable shelf can rotate is embedded in the second embeded slot.

Described far field horn module and near field horn module are coil-moving speaker, described amplifying circuit module is D class amplification circuit, the resistance value that described far field horn module is selected is between 4-8 nurse difficult to understand, and the resistance value that near field horn module is selected is between 16-250 nurse difficult to understand.

Described far field horn module and near field horn module can be selected coil-moving speaker, moving-iron type, electrostatic, piezoelectric type or its combination.

In sum, the utility model is by under basic Headphone structure, separately add far field horn module and a signal switching circuit, so that user to be provided different sound field impression and listening mode, particularly after amplifying, user can obtain the audition impression that is different from general earphone, for example hanging over amplifies on neck dials and puts, can adapt to any space and megaphone is convenient for carrying, and can switch fast listen mode when in response to user or the demand of occasion, and headset mode is different from the audio direction of the pattern of amplifying, because amplifying, false touch injures hearing wearing Shi Buhui.Moreover, in ear casing, be also provided with partition ear casing inner region is separated out to two independent tone chambers, independent for far field horn module and near field horn module respectively, thus increase its sound quality.In addition, by being set, adjustable shelf can make earphone be applicable to different users's shape of face and wearing custom.

Accompanying drawing explanation

Fig. 1 is the decomposed figure of the utility model earphone.

Fig. 2 is the circuit block diagram of the utility model earphone.

In figure, each description of reference numerals is as follows.

Earphone 1 hanging body structure 10

The first embeded slot 100 adjustable shelfs 11

The chimeric post 111 of the first chimeric post 110 second

Ear casing 20 first direction faces 21

Second direction face 22 second embeded slots 23

Catch 24 partitions 25

Far field horn module 30 first loud-speaker surfaces 31

Near field horn module 40 second loud-speaker surfaces 41

Controller 50 signal switching circuits 51

Input 510 first outputs 511

The second output 512 sound source signals 513

Amplifying circuit module 52 supply modules 53

Battery 530 connectors 531

Mode switching key 54 earmuffs 60.

Embodiment

For describing technology contents of the present utility model, structural feature, the object of reaching and effect in detail, below hereby exemplify embodiment and coordinate accompanying drawing to be explained in detail.

Refer to Fig. 1, the utility model earphone 1 comprises a hanging body structure 10, at least one ear casing 20, at least one far field horn module 30, at least one near field horn module 40, a controller 50 and an earmuff 60.Ear casing 20 is arranged at the ora terminalis of hanging body structure 10, and in the present embodiment, earphone 1 be take headphone as example explanation, and hanging body structure is headband, and still, in the specific implementation, earphone 1 can be also supra-aural earphone or neck hanging type earphone etc.Far field horn module 30 is arranged at ear casing 20 inside with near field horn module 40, and is arranged at respectively the relative both sides of ear casing 20.Controller 50 engaging lug casings 20 are also electrically connected far field horn module 30 and near field horn module 40.Earmuff 60 is arranged at ear casing 20 1 side surfaces, and near near field horn module 40.Earphone 1 is controlled the unlatching of far field horn module 30 and near field horn module 40 or is closed by described controller 50.

Hanging body structure 10 is that earphone 1 also sees through the structure of privileged site support earphone 1 weight of user's health in order to ear casing 20 is close to user's ears, in the present embodiment, hanging body structure 10 roughly becomes U-shaped support body, support body ora terminalis place engaging lug casing 20, for making ear casing 20 can adapt to different users's shape of face and wearing custom, in the present embodiment, between the ora terminalis place of hanging body structure 10 and ear casing 20, be connected an adjustable shelf 11, adjustable shelf 11 can rotate with respect to hanging body structure 10 and ear casing 20, be roughly inverted U-shaped plate body, be provided with one first chimeric post 110 and two second chimeric posts 111, the first chimeric post 110 is cylindric with the second 111 one-tenth, chimeric post, the first chimeric post 110 is arranged on the inverted U-shaped top of adjustable shelf 11, opposite direction towards inverted U-shaped opening is protruded, the second chimeric post 111 is arranged at two ora terminalis of adjustable shelf 11, in inverted U-shaped opening, towards apparent surface, protrude, two ora terminalis of hanging body structure 10 arrange one first embeded slot 100, what the first chimeric post 110 can rotate is embedded in the first embeded slot 100.

Ear casing 20 is roughly the housing of hollow, enclosure interior forms opening to two relative sides, two openings are defined as respectively first direction face 21 and second direction face 22 outwardly, between the two sides of housing, be connected with an outer surface, on ear casing 20 outer surfaces, be provided with two the second embeded slots 23 that are oppositely arranged, what the second chimeric post 111 of adjustable shelf 11 can rotate is embedded in the second embeded slot 23.

Far field horn module 30 is arranged in auricular concha 20 with near field horn module 40, the pronunciation face of far field horn module 30 is the first loud-speaker surface 31, the first loud-speaker surface 31 is towards first direction face 21, and the pronunciation face of near field horn module 40 is that the second loud-speaker surface 41, the second loud-speaker surfaces 41 are towards second direction face 22.

Far field horn module 30 is coil-moving speaker in the present embodiment with near field horn module 40, coil-moving speaker is comprised of vibrating diaphragm, voice coil loudspeaker voice coil, magnet, magnetic conductive disk, U iron and basin frame haply, and utilize the signal of telecommunication to drive, the resistance value that far field horn module 30 is selected is between 4-8 nurse difficult to understand, the resistance value that near field horn module 40 is selected is between 16-250 nurse difficult to understand, so as to bringing into play best far field effect and near field effect, but coil-moving speaker resistance value is not as limit.Horn module is not limited to coil-moving speaker, and in other possible embodiments, the kind of loudspeaker can be moving-iron type, electrostatic, piezoelectric type or its combination etc.

Controller 50 has controls the signal switching circuit 51 that far field horn module 30 and near field horn module 40 are opened or closed, and signal switching circuit 51 comprises an input 510, the first output 511 and the second output 512.Input 510 is in order to couple a sound source signal 513.The first output 511 couples an amplifying circuit module 52.The second output 512 couples near field horn module 40.Amplifying circuit module 52, for coordinating coil-moving speaker to select D class amplification circuit at this, can be selected the amplifying circuit corresponding to horn module kind specification in the specific implementation.Amplifying circuit module 52 couples respectively a supply module 53 and far field horn module 30.Supply module 53 comprises a battery 530 and a connector 531, and connector 531 connects battery 530, couples external power source electric current can be stored in battery 530 and for amplifying circuit module 52 by connector 531.Between connector and battery, be to be connected a charging circuit, be used for electric current that receiving connector supplies with export battery to and charge, and battery 530, connector 531 and charging circuit are prior art, at this, do not add to repeat.

Signal switching circuit 51 connects a mode switching key 54, and mode switching key 54 provides user control signal sound by 40 outputs of near field horn module or 30 outputs of far field horn module.

Ear casing 20 separately comprises a catch 24 and a partition 25, and catch 24 is covered in the second loud-speaker surface 41 of near field horn module 40 and is installed on auricular concha 20, and described earmuff 60 is covered on catch 24.Partition 25 is arranged in auricular concha 20 and between near field horn module 40 and far field horn module 30, in order to be separated out two independent tone chambers at ear casing 20 inner regions.

In sum, the utility model is by under basic Headphone structure, separately add a far field horn module 30 and signal switching circuit 51 so that user to be provided different sound field impression and listening mode, particularly after amplifying, user can obtain the audition impression that is different from general earphone, for example hanging over amplifies on neck dials and puts, can adapt to any space and megaphone is convenient for carrying, and can switch fast listen mode when in response to user or the demand of occasion, and headset mode is different from the audio direction of the pattern of amplifying, because amplifying, false touch injures hearing wearing Shi Buhui.Moreover, in ear casing 20, be also provided with partition 25 ear casing 20 inner regions are separated out to two independent tone chambers, independent with near field horn module 40 for far field horn module 30 respectively, thus increase its sound quality.In addition, by being set, adjustable shelf 11 can make earphone 1 be applicable to different users's shape of face and wearing custom.

Claims

1. an earphone, is characterized in that: comprising: a hanging body structure; At least one ear casing, is arranged at the ora terminalis of hanging body structure, is provided with a first direction face and a second direction face towards opposing face; At least one far field horn module, is arranged at ear casing inside, is provided with one first loud-speaker surface, and the first loud-speaker surface is towards first direction face; At least one near field horn module, is arranged at ear casing inside, is provided with one second loud-speaker surface, and the second loud-speaker surface is towards second direction face; One signal switching circuit, is electrically connected far field horn module and near field horn module; And an amplifying circuit module, be electrically connected between far field horn module and signal switching circuit.

2. earphone according to claim 1, it is characterized in that: described ear casing is provided with a catch and a partition, catch is covered in the second loud-speaker surface of near field horn module and is installed on ear casing, and partition arranges in ear casing and between near field horn module and far field horn module.

3. earphone according to claim 2, is characterized in that: described signal switching circuit and amplifying circuit module are arranged in a controller, and controller engaging lug casing.

4. earphone according to claim 3, is characterized in that: between described hanging body structure and ear casing, be connected with an adjustable shelf, adjustable shelf can rotate with respect to hanging body structure and ear casing.

5. earphone according to claim 4, it is characterized in that: described adjustable shelf is roughly inverted U-shaped plate body, on adjustable shelf, be provided with one first chimeric post and two second chimeric posts, the first chimeric post is arranged on the inverted U-shaped top of adjustable shelf, opposite direction towards inverted U-shaped opening is protruded, the second chimeric post is arranged at two ora terminalis of adjustable shelf, in inverted U-shaped opening, towards apparent surface, protrude, two ora terminalis of hanging body structure arrange one first embeded slot, what the first chimeric post can rotate is embedded in the first embeded slot, between the first direction face of ear casing and second direction face, be connected with an outer surface, on outer surface, be provided with two the second embeded slots that are oppositely arranged, what the second chimeric post of adjustable shelf can rotate is embedded in the second embeded slot.

6. earphone according to claim 3, is characterized in that: described amplifying circuit module couples a supply module.

7. earphone according to claim 6, is characterized in that: described supply module is provided with a battery and a connector, and battery connects amplifying circuit module, and connector connects battery.

8. earphone according to claim 3, is characterized in that: described controller is provided with a mode switching key, and mode switching key connects signal switching circuit.

9. earphone according to claim 1, it is characterized in that: described far field horn module and near field horn module are coil-moving speaker, described amplifying circuit module is D class amplification circuit, the resistance value that described far field horn module is selected is between 4-8 nurse difficult to understand, and the resistance value that near field horn module is selected is between 16-250 nurse difficult to understand.

10. earphone according to claim 1, is characterized in that: described far field horn module and near field horn module are selected coil-moving speaker, moving-iron type, electrostatic, piezoelectric type or its combination.