CN218888697U - Sound wave horn for linear array loudspeaker box - Google Patents
Sound wave horn for linear array loudspeaker box Download PDFInfo
- Publication number
- CN218888697U CN218888697U CN202223266774.8U CN202223266774U CN218888697U CN 218888697 U CN218888697 U CN 218888697U CN 202223266774 U CN202223266774 U CN 202223266774U CN 218888697 U CN218888697 U CN 218888697U
- Authority
- CN
- China
- Prior art keywords
- sound wave
- shell
- arc surface
- casing
- plug body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
The utility model discloses a sound wave horn for linear array loudspeaker boxes, which comprises a shell, a conical phase plug arranged inside the shell, a sound wave inlet arranged at the first end of the shell and a sound wave outlet arranged at the second end of the shell, wherein the shell comprises a left shell and a right shell detachably connected with the left shell, and the phase plug comprises a left plug body and a right plug body detachably connected with each other; a first arc surface is arranged on the outer wall surface of the left plug body and close to the sound wave inlet, a first inclined surface is arranged on the outer wall surface of the left plug body and close to the sound wave outlet, and the joint of the first arc surface and the first inclined surface is in connection transition through a first C-shaped curve; a second arc surface is arranged on the outer wall surface of the right plug body and close to the sound wave inlet, a second inclined surface is arranged on the outer wall surface of the right plug body and close to the sound wave outlet, and the joint of the second arc surface and the second inclined surface is connected and transited through a second C-shaped curve.
Description
Technical Field
The utility model relates to a bugle, more specifically say, relate to a sound wave bugle for linear array audio amplifier.
Background
In the existing horn of the linear array loudspeaker box, sound wave resonance can be generated by a sounder and the horn, sound waves interfere with each other, acoustic paths reaching an outlet are unequal, frequency response curve fluctuation is caused, standing waves and crossover distortion are large, phase plugs are arranged in high-pitch horns, off-axis frequency response diffusion characteristics and on-axis frequency response diffusion characteristics are not smooth enough, and off-axis frequency response peak valley phenomena frequently occur. And the phase plug mounting structure in the existing horn is more complicated, the phase plug is not convenient to assemble quickly, and the difficulty of assembly and maintenance is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's above-mentioned defect, provide a sound wave bugle for listed as array audio amplifier.
The utility model provides a technical scheme that its technical problem adopted is: the sound wave horn for the linear array loudspeaker box is constructed, and comprises a shell, a conical body phase plug, a sound wave inlet and a sound wave outlet, wherein the conical body phase plug is arranged inside the shell, the sound wave inlet is arranged at the first end of the shell, the sound wave outlet is arranged at the second end of the shell, the shell comprises a left shell and a right shell which are detachably connected with the left shell, and the phase plug comprises a left plug body and a right plug body which are detachably connected with each other;
a first arc surface is arranged on the outer wall surface of the left plug body and close to the sound wave inlet, a first inclined surface is arranged on the outer wall surface of the left plug body and close to the sound wave outlet, and the joint of the first arc surface and the first inclined surface is in connection transition through a first C-shaped curve;
a second arc surface is arranged on the outer wall surface of the right plug body close to the sound wave inlet, a second inclined surface is arranged on the outer wall surface of the right plug body close to the sound wave outlet, and the joint of the second arc surface and the second inclined surface is in connection transition through a second C-shaped curve;
the inner side wall of the left casing is provided with at least one first limiting bulge, and the position of the outer side wall of the left plug body, which corresponds to the at least one first limiting bulge, is provided with at least one first limiting groove for the at least one first limiting bulge to insert and position; at least one second limiting protrusion is arranged on the inner side wall of the right shell, and at least one second limiting groove for the at least one second limiting protrusion to be inserted and positioned is arranged on the outer side wall of the right plug body and corresponds to the at least one second limiting protrusion.
A sound wave bugle for being listed as array audio amplifier in, the radian of this first arc surface and second arc surface reduces towards both sides by the middle part gradually.
In the sound wave horn for the linear array loudspeaker box of the present invention, the first end of the first arc surface extends to the sound wave inlet position, the second end of the first side of the first arc surface extends to the sound wave outlet position and is located at the first side of the first inclined plane, and the second end of the second side of the first arc surface extends to the sound wave outlet position and is located at the second side of the first inclined plane;
the first end of the second arc surface extends to the sound wave inlet position, the second end of the first side of the second arc surface extends to the sound wave outlet position and is located at the first side of the second inclined plane, and the second end of the second side of the second arc surface extends to the sound wave outlet position and is located at the second side of the second inclined plane.
In the sound wave horn for the linear array loudspeaker box of the utility model, a third arc surface is arranged on the left shell corresponding to the first arc surface, and a third inclined surface is arranged on the left shell corresponding to the first inclined surface; a fourth arc surface is arranged at the position, corresponding to the second arc surface, on the right shell, and a fourth inclined surface is arranged at the position, corresponding to the second inclined surface, on the right shell.
A sound wave bugle for linear array audio amplifier in, the inside face of this left side casing is equipped with the reference column, is equipped with first locating hole in this reference column, is equipped with the second locating hole that runs through this right side casing with the corresponding position department of this reference column on this right side casing.
A sound wave bugle for listed as array audio amplifier in, this left side casing first side limit is equipped with the first curb plate of protrusion in this left side casing first side, this left side casing second side limit is equipped with the second curb plate of protrusion in this left side casing second side, this right side casing first side limit is equipped with the third curb plate of protrusion in this right side casing first side, this right side casing second side limit is equipped with the fourth curb plate of protrusion in this right side casing second side, all be equipped with first fixed orifices on this first curb plate and the third curb plate, this first curb plate and third curb plate pass behind the first fixed orifices through first bolt with first nut fixed connection, all be equipped with the second fixed orifices on this second curb plate and the fourth curb plate, this second curb plate and fourth curb plate pass behind the second fixed orifices through the second bolt with second nut fixed connection.
A sound wave bugle for linear array audio amplifier in, the first end tip of this left side casing is equipped with first base, the first end tip of this right side casing is equipped with the second base, be equipped with the third fixed orifices on this first base and the second base.
A sound wave bugle for linear array audio amplifier in, be equipped with first breach on this first base, be equipped with the second breach on this second base, this first breach and second breach are assembled and are formed this sound wave entry.
A sound wave bugle for linear array audio amplifier in, this sound wave entry is circular, this sound wave export is the rectangle.
Implement the utility model discloses a sound wave bugle for linear array audio amplifier has following beneficial effect: use the utility model discloses a during the sound wave bugle for linear array audio amplifier, form complete phase place stopper with left cock body and right cock body equipment, arrange the phase place stopper in the left casing for first spacing arch on the left casing internal side wall inserts to the first spacing recess on the left cock body lateral wall, then with left casing and right casing equipment, make the spacing arch of second on the right casing inside wall insert to the second spacing recess on the right cock body lateral wall in, fix left casing and right casing at last, can realize the fixed mounting to the phase place stopper. Furthermore, the phase plug is provided with the first arc surface, the second arc surface, the first inclined surface and the second inclined surface, so that sound waves can be transmitted in the horn more smoothly, and the transmission of the sound waves is smoother.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is an exploded view of the sound wave horn for the linear array loudspeaker of the present invention;
fig. 2 is a schematic view of an exploded structure of the phase plug in the sound wave horn for the linear array loudspeaker of the present invention;
fig. 3 is a schematic structural view of the sound wave horn for the line array loudspeaker of the present invention;
fig. 4 is a schematic view of the section structure of the sound wave horn for the linear array loudspeaker box of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1-4, in the first embodiment of the sound wave horn for linear array loudspeaker box of the present invention, the sound wave horn 10 includes a housing 11, a conical phase plug 12 installed inside the housing 11, a sound wave inlet 13 disposed at a first end of the housing 11, and a sound wave outlet 14 disposed at a second end of the housing 11, the housing 11 includes a left shell 15, a right shell 16 detachably connected to the left shell 15, and the phase plug 12 includes a left plug 17 and a right plug 18 detachably connected to each other.
A first arc surface 19 is arranged on the outer wall surface of the left plug body 17 close to the sound wave inlet 13, a first inclined surface 20 is arranged on the outer wall surface of the left plug body 17 close to the sound wave outlet 14, and the joint of the first arc surface 19 and the first inclined surface 20 is in connection transition through a first C-shaped curve.
A second arc surface 21 is arranged on the outer wall surface of the right plug body 18 close to the sound wave inlet 13, a second inclined surface 22 is arranged on the outer wall surface of the right plug body 18 close to the sound wave outlet 14, and the joint of the second arc surface 21 and the second inclined surface 22 is in connection transition through a second C-shaped curve.
At least one first limiting protrusion 23 is arranged on the inner side wall of the left shell 15, and at least one first limiting groove 25 for allowing the at least one first limiting protrusion 23 to be inserted and positioned is arranged on the outer side wall of the left plug body 17 at a position corresponding to the at least one first limiting protrusion 23; at least one second limiting protrusion 24 is disposed on the inner sidewall of the right housing 16, and at least one second limiting groove 26 for inserting and positioning the at least one second limiting protrusion 24 is disposed on the outer sidewall of the right plug 18 corresponding to the at least one second limiting protrusion 24.
Preferably, the left housing 15 and the right housing 16 are symmetrically disposed with respect to each other, and the left plug 17 and the right plug 18 are symmetrically disposed with respect to each other.
The at least one first limiting protrusion 23 is three first limiting protrusions 23, and the three first limiting protrusions 23 are distributed in a triangular manner. The at least one second limiting protrusion 24 is three second limiting protrusions 24, and the three second limiting protrusions 24 are distributed in a triangular manner. The at least one first limiting groove 25 is three first limiting grooves 25, and the three first limiting grooves 25 are distributed in a triangular manner. The at least one second limiting groove 26 is three second limiting grooves 26, and the three second limiting grooves 26 are distributed in a triangular manner.
Use the utility model discloses a during sound wave bugle 10 for linear array audio amplifier, form complete phase place stopper 12 with the equipment of left cock body 17 and right cock body 18, arrange phase place stopper 12 in left casing 15, make first spacing arch 23 on the 15 inside walls of left casing insert to the first spacing recess 25 on the 17 lateral walls of left cock body, then assemble left casing 15 and right casing 16, make the spacing arch 24 of second on the 16 inside walls of right casing insert to the spacing recess 26 of second on the 18 lateral walls of right cock body in, fix left casing 15 and right casing 16 at last, can realize the fixed mounting to phase place stopper 12. Further, by providing the first circular arc surface 19, the second circular arc surface 21, the first inclined surface 20, and the second inclined surface 22 on the phase plug 12, it is possible to make the sound wave propagate more smoothly in the horn, so that the propagation of the sound wave is smoother.
Specifically, the radian of the first arc surface 19 and the second arc surface 21 are gradually reduced from the middle part to two sides.
Preferably, a first end of the first circular arc surface 19 extends to the position of the sound wave inlet 13, a first side second end of the first circular arc surface 19 extends to the position of the sound wave outlet 14 and is located at a first side of the first inclined surface 20, and a second side second end of the first circular arc surface 19 extends to the position of the sound wave outlet 14 and is located at a second side of the first inclined surface 20.
Similarly, a first end of the second arc surface 21 extends to the sound wave inlet 13, a second end of a first side of the second arc surface 21 extends to the sound wave outlet 14 and is located on a first side of the second inclined surface 22, and a second end of a second side of the second arc surface 21 extends to the sound wave outlet 14 and is located on a second side of the second inclined surface 22.
A third arc surface 27 is arranged on the left shell 15 corresponding to the first arc surface 19, and a third inclined surface 28 is arranged on the left shell 15 corresponding to the first inclined surface 20, corresponding to the phase plug 12; a fourth arc surface 29 is disposed on the right casing 16 at a position corresponding to the second arc surface 21, and a fourth inclined surface 30 is disposed on the right casing 16 at a position corresponding to the second inclined surface 22.
In order to facilitate the connection between the left plug 17 and the right plug 18, a positioning column is disposed on the inner side of the left housing 15, a first positioning hole 31 is disposed in the positioning column, and a second positioning hole 32 penetrating through the right housing 16 is disposed on the right housing 16 at a position corresponding to the positioning column.
When the left plug body 17 and the right plug body 18 are fixed, a screw can be used to pass through the second fixing hole 38 and then be fixedly screwed with the first positioning hole 31, so that the left plug body 17 and the right plug body 18 are fixedly connected.
In this embodiment, a first side plate 33 protruding from the first side of the left casing 15 is disposed on the first side of the left casing 15, a second side plate 34 protruding from the second side of the left casing 15 is disposed on the second side of the left casing 15, a third side plate 35 protruding from the first side of the right casing 16 is disposed on the first side of the right casing 16, a fourth side plate 36 protruding from the second side of the right casing 16 is disposed on the second side of the right casing 16, first fixing holes 37 are disposed on the first side plate 33 and the third side plate 35, the first side plate 33 and the third side plate 35 are fixedly connected to a first nut after passing through the first fixing hole 37 by a first bolt, second fixing holes 38 are disposed on the second side plate 34 and the fourth side plate 36, and the second side plate 34 and the fourth side plate 36 are fixedly connected to a second nut after passing through the second fixing hole 38 by a second bolt.
When the left shell 15 and the right shell 16 are fixed, the first side plate 33 is aligned with the third side plate 35, the second side plate 34 is aligned with the fourth side plate 36, the first bolt penetrates through the first fixing hole 37 and then is fixedly connected with the first nut, and the second bolt penetrates through the second fixing hole 38 and then is fixedly connected with the second nut, so that the left shell 15 and the right shell 16 are fixedly connected.
To facilitate the installation of the acoustic horn 10, the first end of the left housing 15 is provided with a first base 39, the first end of the right housing 16 is provided with a second base 40, and the first base 39 and the second base 40 are provided with third fixing holes 41.
When the acoustic horn 10 is installed, the installation and fixation of the acoustic horn 10 are achieved through the third fixing hole 41 using a screw or a bolt.
Further, a first notch is formed in the first base 39, a second notch is formed in the second base 40, and the first notch and the second notch are assembled to form the sound wave inlet 13.
Preferably, the sonic inlet 13 is circular and the sonic outlet 14 is rectangular.
Furthermore, in the present invention, unless otherwise expressly specified or limited, the terms "connected," "stacked," and the like are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (9)
1. The sound wave horn for the linear array loudspeaker box is characterized by comprising a shell, a conical body phase plug, a sound wave inlet and a sound wave outlet, wherein the conical body phase plug is installed inside the shell, the sound wave inlet is formed in the first end of the shell, the sound wave outlet is formed in the second end of the shell, the shell comprises a left shell and a right shell which is detachably connected with the left shell, and the phase plug comprises a left plug body and a right plug body which are detachably connected with each other;
a first arc surface is arranged on the outer wall surface of the left plug body and close to the sound wave inlet, a first inclined surface is arranged on the outer wall surface of the left plug body and close to the sound wave outlet, and the joint of the first arc surface and the first inclined surface is in connection transition through a first C-shaped curve;
a second arc surface is arranged on the outer wall surface of the right plug body, which is close to the sound wave inlet, a second inclined surface is arranged on the outer wall surface of the right plug body, which is close to the sound wave outlet, and the joint of the second arc surface and the second inclined surface is in connection transition through a second C-shaped curve;
at least one first limiting bulge is arranged on the inner side wall of the left shell, and at least one first limiting groove for the insertion and positioning of the at least one first limiting bulge is formed in the position, corresponding to the at least one first limiting bulge, on the outer side wall of the left plug body; the right side shell inner side wall is provided with at least one second limiting protrusion, and the position of the right plug body outer side wall corresponding to the at least one second limiting protrusion is provided with at least one second limiting groove for the at least one second limiting protrusion to be inserted and positioned.
2. The acoustic horn for line array enclosures of claim 1, wherein the arcs of the first and second arcuate surfaces each decrease from the middle towards the sides.
3. The acoustic horn for line array enclosures of claim 1, wherein a first end of the first arcuate surface extends to the acoustic entry location, a first side second end of the first arcuate surface extends to the acoustic exit location and is located on the first beveled first side, and a second side second end of the first arcuate surface extends to the acoustic exit location and is located on the first beveled second side;
the first end of second circular arc surface extends to sound wave entry position department, the first side second end of second circular arc surface extends to sound wave exit position department and is located the first side of second inclined plane, the second side second end of second circular arc surface extends to sound wave exit position department and is located the second inclined plane second side.
4. The sound wave horn for the line array loudspeaker box of claim 1, wherein a third arc surface is provided on the left shell at a position corresponding to the first arc surface, and a third inclined surface is provided on the left shell at a position corresponding to the first inclined surface; and a fourth arc surface is arranged at the position, corresponding to the second arc surface, on the right shell, and a fourth inclined surface is arranged at the position, corresponding to the second inclined surface, on the right shell.
5. The sound wave horn for the linear array loudspeaker box as claimed in claim 1, wherein a positioning column is arranged on the inner side surface of the left casing, a first positioning hole is arranged in the positioning column, and a second positioning hole penetrating through the right casing is arranged on the right casing at a position corresponding to the positioning column.
6. The sound wave horn for the linear array loudspeaker box as claimed in claim 1, wherein the first side of the left casing is provided with a first side plate protruding from the first side of the left casing, the second side of the left casing is provided with a second side plate protruding from the second side of the left casing, the first side of the right casing is provided with a third side plate protruding from the first side of the right casing, the second side of the right casing is provided with a fourth side plate protruding from the second side of the right casing, the first side plate and the third side plate are both provided with first fixing holes, the first side plate and the third side plate are fixedly connected with a first nut after passing through the first fixing holes through a first bolt, the second side plate and the fourth side plate are both provided with second fixing holes, and the second side plate and the fourth side plate are fixedly connected with a second nut after passing through the second fixing holes through a second bolt.
7. The sound wave horn for the line array loudspeaker box of claim 1, wherein the first end of the left housing is provided with a first base, the first end of the right housing is provided with a second base, and the first base and the second base are provided with third fixing holes.
8. The sound wave horn for the line array loudspeaker box of claim 7, wherein the first base is provided with a first notch, the second base is provided with a second notch, and the first notch and the second notch are assembled to form the sound wave inlet.
9. The acoustic horn for line array enclosures of claim 1, wherein the acoustic inlet is circular and the acoustic outlet is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223266774.8U CN218888697U (en) | 2022-12-06 | 2022-12-06 | Sound wave horn for linear array loudspeaker box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223266774.8U CN218888697U (en) | 2022-12-06 | 2022-12-06 | Sound wave horn for linear array loudspeaker box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218888697U true CN218888697U (en) | 2023-04-18 |
Family
ID=85942882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223266774.8U Active CN218888697U (en) | 2022-12-06 | 2022-12-06 | Sound wave horn for linear array loudspeaker box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218888697U (en) |
-
2022
- 2022-12-06 CN CN202223266774.8U patent/CN218888697U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8165334B2 (en) | Speaker system and speaker cluster system | |
| US4629029A (en) | Multiple driver manifold | |
| US9716940B2 (en) | Acoustic device | |
| WO2022206045A1 (en) | Sound production device | |
| CN218888697U (en) | Sound wave horn for linear array loudspeaker box | |
| JP4124727B2 (en) | Electroacoustic loudspeaker with horn or acoustic waveguide | |
| EP4246999A1 (en) | Audio device | |
| US11356761B2 (en) | Microphone multi-channel integrated device | |
| WO2024022484A1 (en) | Sound production apparatus and terminal device | |
| JP7455196B2 (en) | Electronics | |
| US6307947B1 (en) | Low profile speaker enclosure | |
| JP4103860B2 (en) | Flat panel display device with speaker device | |
| CN210075510U (en) | Sound absorption structure on microphone | |
| CN213368126U (en) | Sound box and electronic equipment | |
| CN216437404U (en) | Multichannel waveguide tube bugle and audio amplifier | |
| CN111010647B (en) | Acoustic enclosure with one-piece plastic shell | |
| WO2021223261A1 (en) | Loudspeaker box | |
| CN219960768U (en) | Diffuser and sound box device | |
| CN221043197U (en) | Horn tweeter structure | |
| CN217741887U (en) | Labyrinth bookshelf audio amplifier | |
| CN218959103U (en) | High sound pressure level sound box | |
| CN210579173U (en) | Multichannel symmetrical plane waveguide bugle | |
| CN211930816U (en) | Sound cavity structure and loudspeaker equipment | |
| CN216775002U (en) | Waveguide horn for linear array sound box | |
| CN219960766U (en) | Coaxial foldback sound box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |