CN207340153U

CN207340153U - A kind of coaxial linear array speaker

Info

Publication number: CN207340153U
Application number: CN201720738982.3U
Authority: CN
Inventors: 曾山
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-06-22
Filing date: 2017-06-22
Publication date: 2018-05-08
Anticipated expiration: 2027-06-22

Abstract

The utility model discloses a kind of coaxial linear array speaker, including babinet and high-pitched speaker, middle woofer is provided with the babinet；The middle woofer is equipped with middle bass bugle, and the high-pitched speaker is located in middle bass bugle, and positioned at the side of middle woofer；The one end of the high-pitched speaker away from middle woofer is equipped with Horn；The middle woofer is coaxially disposed with high-pitched speaker；Axis of the symmetry axis, the symmetry axis of Horn of the middle bass bugle with middle woofer overlaps.The utility model is by the way that middle woofer is coaxially disposed with high-pitched speaker, and overlap axis of the symmetry axis of the symmetry axis of middle bass bugle, Horn with middle woofer, the phase difference of each frequency of sound wave can be reduced, so as to reduce the linear distortion of audio signal, to improve playing quality, preferable sense of hearing is obtained.

Description

A kind of coaxial linear array speaker

Technical field

It the utility model is related to speaker, more particularly to a kind of coaxial linear array speaker.

Background technology

Speaker is usually used in audio electric energy to be converted into corresponding acoustic energy as the extremely important part of sound system, And it is radiated space.Existing speaker generally comprises babinet, middle woofer, the middle bass saxhorn being arranged in babinet Angle, high-pitched speaker, Horn, to be convenient to bass, high pitch in playing.But since existing speaker is often because of the line of audio signal Property distortion, and influence playing quality.

Utility model content

For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of coaxial linear array speaker, it is logical Cross and be coaxially disposed middle woofer with high-pitched speaker, and make the symmetry axis of middle bass bugle, Horn symmetry axis with The axis of middle woofer overlaps, and the linear distortion of audio signal can be reduced, to improve playing quality.

The purpose of this utility model adopts the following technical scheme that realization：

A kind of coaxial linear array speaker, including babinet and high-pitched speaker, are provided with middle woofer in the babinet；Institute To state middle woofer and be equipped with middle bass bugle, the high-pitched speaker is located in middle bass bugle, and positioned at the one of middle woofer Side；The one end of the high-pitched speaker away from middle woofer is equipped with Horn；The middle woofer and high-pitched speaker are coaxial Set；Axis of the symmetry axis, the symmetry axis of Horn of the middle bass bugle with middle woofer overlaps.

Further, middle bass bugle includes bugle body, connecting plate, which passes through connecting plate and middle bass loudspeaker Connection, the connecting plate are provided with connected entrance, and the bugle body is connected by connected entrance with the horn chamber of middle woofer； High-pitched speaker is located at connected entrance close to one end of middle woofer, and the high-pitched speaker is close to one end of middle woofer and company Formed with interstitial area between the inner wall of port.

Further, bugle body include being placed in middle woofer axis both sides and in two retaining walls that are oppositely arranged； Any one retaining wall is tilted from close to one end of middle woofer to the other end toward the direction away from another retaining wall.

Further, Horn is sequentially formed with waveguide compression chamber, diffusion chamber along the direction away from high-pitched speaker；Institute The cross-sectional area for stating waveguide compression chamber gradually increases from the both ends of waveguide compression chamber to middle, the cross section face of the diffusion chamber Product gradually increases from diffusion chamber close to one end of waveguide compression chamber to the other end.

Further, the middle one end of the both sides of bass bugle away from middle woofer is both provided with paraphase hole.

Further, the babinet is provided with out sound area, the described middle one end of bass bugle away from middle woofer, high pitch The one end of bugle away from high-pitched speaker is respectively provided with the opening for going out sound area toward this.

Further, the wherein one side wall of the babinet is the iron net wall made of iron net, and the side wall is formed as described Go out sound area.

Compared with prior art, the beneficial effects of the utility model are：

The utility model by the way that middle woofer is coaxially disposed with high-pitched speaker, and make middle bass bugle symmetry axis, Axis of the symmetry axis of Horn with middle woofer overlaps, and can reduce the phase difference of each frequency of sound wave, so as to reduce The linear distortion of audio signal, to improve playing quality, obtains preferable sense of hearing.

Brief description of the drawings

Fig. 1 is the schematic internal view of the utility model；

Fig. 2 is the sectional view of the utility model.

In figure：10th, babinet；11st, sound area is gone out；20th, middle woofer；30th, middle bass bugle；31st, paraphase hole；40th, high pitch Loudspeaker；50th, Horn；51st, waveguide compression chamber；52nd, diffusion chamber；60th, connected entrance.

Embodiment

In the following, with reference to attached drawing and embodiment, the utility model is described further, it is necessary to explanation is, On the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new Embodiment.

A kind of coaxial linear array speaker as shown in Figs. 1-2, including babinet 10 and high-pitched speaker 40, babinet 10 is interior to be set There is middle woofer 20；Middle woofer 20 is equipped with middle bass bugle 30, and high-pitched speaker 40 is located in middle bass bugle 30, and position In the side of middle woofer 20；The one end of high-pitched speaker 40 away from middle woofer 20 is equipped with Horn 50；Middle bass loudspeaker 20 be coaxially disposed with high-pitched speaker 40；The symmetry axis of middle bass bugle 30, the symmetry axis of Horn 50 with middle bass loudspeaker 20 axis overlap.

The utility model makes pair of middle bass bugle 30 by the way that middle woofer 20 is coaxially disposed with high-pitched speaker 40 Claim the axis of axis, the symmetry axis of Horn 50 with middle woofer 20 to overlap, the phase difference of each frequency of sound wave can be reduced, from And the linear distortion of audio signal can be reduced, to improve playing quality, obtain preferable sense of hearing.

Further, middle bass bugle 30 includes bugle body, connecting plate, which passes through connecting plate and middle bass Loudspeaker 20 connect, and connecting plate is provided with connected entrance 60, and bugle body is connected by the horn chamber of connected entrance 60 and middle woofer 20 It is logical；High-pitched speaker 40 is located at connected entrance 60 close to one end of middle woofer 20, and is formed as middle bass phase plug；The high pitch Loudspeaker 40 are between one end of middle woofer 20 and the inner wall of connected entrance 60 formed with interstitial area.And by by high-pitched speaker 40 are located at connected entrance 60 close to one end of middle woofer 20, can take the space of connected entrance 60, make sound wave toward interstitial area stream Go out, add the acoustic pressure of front end, so as to widen the front end frequency of middle bass.

Further, bugle body include being placed in middle 20 axis of woofer both sides and in two gears that are oppositely arranged Wall；Any one retaining wall is tilted from close to one end of middle woofer 20 to the other end toward the direction away from another retaining wall, so that Middle woofer 20 obtains the sound pressure level of higher and smooth frequency response in working frequency range.

Further, Horn 50 is sequentially formed with waveguide compression chamber 51 along the direction away from high-pitched speaker 40, expands Dissipate chamber 52；The cross-sectional area of waveguide compression chamber 51 gradually increases from the both ends of waveguide compression chamber 51 to middle, diffusion chamber 52 Cross-sectional area gradually increases from diffusion chamber 52 close to one end of waveguide compression chamber 51 to the other end, so as to improve high-pitched speaker 40 capacity usage ratio, and obtain more preferable directive property.

Specifically, the diffusion angle of diffusion chamber 52 is 8*80 degree, it is, the diffusion chamber 52 is apart from waveguide compression chamber 51 1/3 position at the angle a of tangent line of the left and right sides in the horizontal direction be 80 degree, up and down the two of in the vertical direction The angle of the tangent line of side is 8 degree, to further improve playing quality.

Specifically, the one end of the both sides of middle bass bugle 30 away from middle woofer 20 is both provided with paraphase hole 31.

Further, babinet 10 is provided with out sound area 11, the one end of middle bass bugle 30 away from middle woofer 20, high pitch The one end of bugle 50 away from high-pitched speaker 40 is respectively provided with the opening for going out sound area 11 toward this, so that middle low-frequency sound can be therefrom Bass bugle 30 blazes abroad through going out sound area 11, and high-frequency sound can blaze abroad from Horn 50 through going out sound area 11.Specifically, The wherein one side wall of babinet 10 is the iron net wall made of iron net, and the side wall is formed as sound area 11, to be convenient to processing system Make.

Specifically, middle woofer 20, middle bass bugle 30, high-pitched speaker 40, Horn 50 are using dismountable Mode is installed.

The above embodiment is only the preferred embodiment of the utility model, it is impossible to is protected with this to limit the utility model Scope, the change of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacing belongs to In the utility model scope claimed.

Claims

A kind of 1. coaxial linear array speaker, it is characterised in that：It is low in being provided with the babinet including babinet and high-pitched speaker Sound loudspeaker；The middle woofer is equipped with middle bass bugle, and the high-pitched speaker is located in middle bass bugle, and is located at middle bass The side of loudspeaker；The one end of the high-pitched speaker away from middle woofer is equipped with Horn；The middle woofer and high pitch Loudspeaker are coaxially disposed；Axis of the symmetry axis, the symmetry axis of Horn of the middle bass bugle with middle woofer overlaps.
2. coaxial linear array speaker as claimed in claim 1, it is characterised in that：Middle bass bugle includes bugle body, connecting plate, The bugle body is connected by connecting plate with middle woofer, and the connecting plate is provided with connected entrance, and the bugle body passes through Connected entrance is connected with the horn chamber of middle woofer；High-pitched speaker is located at connected entrance close to one end of middle woofer, and should High-pitched speaker is between one end of middle woofer and the inner wall of connected entrance formed with interstitial area.
3. coaxial linear array speaker as claimed in claim 2, it is characterised in that：Bugle body includes the middle woofer axis that is placed in Both sides of line and in two retaining walls that are oppositely arranged；Any one retaining wall is from one end of close middle woofer to the other end away from The direction of another retaining wall tilts.
4. coaxial linear array speaker as claimed in claim 1, it is characterised in that：Direction of the Horn along remote high-pitched speaker It is sequentially formed with waveguide compression chamber, diffusion chamber；The cross-sectional area of the waveguide compression chamber is from the both ends of waveguide compression chamber into Between gradually increase, the cross-sectional area of the diffusion chamber gradually increases from diffusion chamber close to one end of waveguide compression chamber to the other end Greatly.
5. coaxial linear array speaker as claimed in claim 1, it is characterised in that：The both sides of middle bass bugle are away from middle bass loudspeaker One end is both provided with paraphase hole.
6. coaxial linear array speaker as claimed in claim 1, it is characterised in that：The babinet is provided with out sound area, low in described The one end of sound bugle away from middle woofer, the one end of Horn away from high-pitched speaker are respectively provided with toward this and go out opening for sound area Mouthful.
7. coaxial linear array speaker as claimed in claim 6, it is characterised in that：The wherein one side wall of the babinet is by iron net system Into iron net wall, and the side wall be formed as it is described go out sound area.