CN220858380U - Sound box capable of reducing sound interference - Google Patents
Sound box capable of reducing sound interference Download PDFInfo
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- CN220858380U CN220858380U CN202322657687.3U CN202322657687U CN220858380U CN 220858380 U CN220858380 U CN 220858380U CN 202322657687 U CN202322657687 U CN 202322657687U CN 220858380 U CN220858380 U CN 220858380U
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- woofer
- sound
- tweeter
- panel
- front panel
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- 230000000694 effects Effects 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 description 6
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- 230000004308 accommodation Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
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- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
The utility model provides a sound box for reducing sound interference, which comprises a box body, a first woofer and a tweeter, wherein the box body is provided with a containing cavity, one side of the containing cavity is provided with a front panel, the first woofer and the tweeter are fixed on the front panel and extend into the containing cavity, a baffle is arranged in front of the sound emitting direction of the first woofer and connected with the box body and arranged around the first woofer, the baffle is positioned between the first woofer and the tweeter, the first woofer and the tweeter output sounds with different frequencies, the sound quality of the sound box is good, and the baffle is arranged around the first woofer by arranging the baffle and cannot prevent the first woofer from emitting sounds; meanwhile, the baffle can block sound emitted by the first woofer and sound emitted by the tweeter horn; the sound emitted by the first woofer and the sound emitted by the tweeter horn can not interfere, and the sound emitting effect of the loudspeaker box is good.
Description
Technical Field
The utility model relates to the field of sound boxes, in particular to a sound box capable of reducing sound interference.
Background
When the music of a single loudspeaker is replayed, the bandwidth is limited by the bandwidth, and the bandwidth range of 20-20kHz of the human ear cannot be met, so that the respective frequency bands, namely the three-frequency division loudspeaker boxes, are replayed by the high-middle-low sound loudspeaker at present, and then the whole music is synthesized, so that the requirement of music replay is met. The three-frequency division sound box is generally divided into more than three units, namely a high-pitched unit, a medium-pitched unit and a low-pitched unit, but interference exists between the sound emitted by the high-pitched unit and the sound emitted by the low-pitched unit.
If chinese application number is 202210794244.6, publication day 2022.10.4 discloses a linear band-pass full-band audio amplifier with offset unnecessary bass in rear, is equipped with tweeter horn loudspeaker subassembly, woofer on the preceding curb plate of box, and tweeter horn loudspeaker subassembly and woofer all set up on the preceding curb plate of box, and then the sound that tweeter horn loudspeaker subassembly sent can take place to interfere with the sound that woofer sent.
Disclosure of Invention
The utility model provides a sound box capable of reducing sound interference, wherein the sound emitted by a first woofer and the sound emitted by a tweeter horn cannot interfere, and the sound emitting effect of the sound box is good.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a reduce audio amplifier that sound interfered, includes box, first woofer and tweeter, and the box is equipped with the holding chamber, is equipped with the front panel in one side of holding chamber, and first woofer and tweeter are fixed on the front panel and stretch into the holding intracavity, are equipped with the baffle in the place ahead of first woofer direction of speaking, and the baffle is connected with the box and around first woofer setting, and the baffle is located between first woofer and tweeter.
The arrangement is that the first woofer and the tweeter are arranged to output sounds with different frequencies, the sound quality of the sound box is good, the baffle is arranged around the first woofer, and the baffle can not prevent the first woofer from emitting sounds; meanwhile, the baffle can block sound emitted by the first woofer and sound emitted by the tweeter horn; the sound emitted by the first woofer and the sound emitted by the tweeter horn can not interfere, and the sound emitting effect of the loudspeaker box is good.
Further, a guide tube is arranged in the accommodating cavity, one end of the guide tube is arranged on the front panel, and the other end of the guide tube extends to one end of the tweeter horn, which is far away from the sounding direction.
Above setting, the acoustic wave that the guide tube sent the high pitch horn loudspeaker rear side combines with the acoustic wave that the high pitch horn loudspeaker front side sent, promotes the play sound effect of high pitch horn loudspeaker.
Further, the box body further comprises a first side panel, a second side panel and a rear panel; the rear panel is arranged opposite to the front panel, and the first side panel is arranged at one end of the front panel and is connected with the front panel and the rear panel; the second side panel is arranged at the other end of the front panel and is connected with the front panel and the rear panel; the first side panel, the second side panel, the rear panel and the front panel are formed with accommodating cavities.
Above setting, through first side panel, second side board, rear panel and rear panel around forming the holding chamber, and then can hold first woofer and high pitch horn loudspeaker, interconnect between the adjacent plate body simultaneously, the reliability is good.
Further, a second woofer is further arranged on the front panel, the second woofer is fixed on the front panel and extends into the accommodating cavity, and horn radiators are respectively arranged on the first side panel and the second side panel.
Above setting, through setting up the bass effect of second woofer reinforcing audio amplifier, the vibrating diaphragm of second woofer is through vibrating to holding chamber extrusion air simultaneously, makes the inside air in holding chamber produce the air current and promotes loudspeaker radiator vibration, further strengthens the bass effect.
Further, more than two tweeters in linear arrays are arranged on the baffle.
The arrangement is that the tweeter and the tweeter horn have different tweeter efficiency, different tweeter lower limit and different power sound pressure; by arranging the tweeter, the loudspeaker box outputs different tweeters, and the tweeter has rich tone; meanwhile, the tweeters are arranged linearly, and adjacent tweeters have the same amplitude and phase, so that the attenuation degree in the sound transmission process is reduced. The transmission distance is increased, and the attenuation degree in the sound transmission process is reduced. Meanwhile, the tweeter is arranged on the baffle plate, and a distance difference is formed between the baffle plate and the first woofer and between the baffle plate and the tweeter horn along the sound outlet direction of the sound box; and then the position of making a sound of the tweeter is not on same horizontal plane with the position of making a sound of first woofer, the tweeter loudspeaker, and sound third dimension is strong.
Further, the tweeters are arranged linearly along the height direction of the box body.
The arrangement is strong in sounding stereo sense along the height direction of the box body.
Further, a screen plate is arranged on the surface mask of the baffle plate, the screen plate covers the first woofer, the second woofer, the tweeter horn and the tweeter, and more than two meshes are arranged on the screen plate.
Above setting, through setting up the otter board, protect first woofer, second woofer, tweeter loudspeaker and tweeter, can mix each frequency channel through setting up the mesh simultaneously, with the perfect integration of high bass together, promote the tone quality of audio amplifier.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a cross-sectional view of the present utility model at a tweeter horn.
Fig. 3 is a schematic perspective view of the case of the present utility model.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the detailed description.
As shown in fig. 1-3; a sound box for reducing sound interference comprises a box body 1, a first woofer 2 and a tweeter 3, wherein the box body 1 comprises a front panel 11, a first side panel 12, a second side panel 13 and a rear panel 14; the rear panel 14 is disposed opposite to the front panel 11, and the first side panel 12 is disposed at one end of the front panel 11 and connected to the front panel 11 and the rear panel 14; the second side panel 13 is provided at the other end of the front panel 11 and is connected to the front panel 11 and the rear panel 14; the first side panel 12, the second side panel 13, the rear panel 14 and the rear panel 14 form the accommodation chamber 10. The accommodating cavity 10 is formed by the first side panel 12, the second side panel 13, the rear panel 14, the bottom plate and the rear panel 14 in a surrounding manner, so that the first woofer 2 and the tweeter 3 can be accommodated, and meanwhile, the adjacent plate bodies are mutually connected, so that the reliability is good
The first woofer 2 and the tweeter 3 are fixed on the front panel 11 and extend into the accommodating cavity 10, a baffle 4 is arranged in front of the sound emitting direction of the first woofer 2, the baffle 4 is connected with the box 1 and is arranged around the first woofer 2, and the baffle 4 is positioned between the first woofer 2 and the tweeter 3. By arranging the first woofer 2 and the tweeter 3, sounds with different frequencies are output, the sound quality of the sound box is good, by arranging the baffle 4, the baffle 4 is arranged around the first woofer 2, and the baffle 4 does not prevent the first woofer 2 from emitting sounds; meanwhile, the baffle 4 can block the sound emitted by the first woofer 2 and the sound emitted by the tweeter 3; the sound emitted by the first woofer 2 and the sound emitted by the tweeter 3 can not interfere, and the sound emitting effect of the loudspeaker box is good.
A guide tube 5 is provided in the accommodation chamber 10, one end of the guide tube 5 is provided on the front panel 11, and the other end of the guide tube 5 extends toward one end of the tweeter horn 3 away from the sound emitting direction. The guide tube 5 combines sound waves emitted by the rear side of the tweeter horn 3 with sound waves emitted by the front side of the tweeter horn 3, and improves the sound emitting effect of the tweeter horn 3.
The front panel 11 is further provided with a second woofer 6, the second woofer 6 is fixed on the front panel 11 and extends into the accommodating cavity 10, and the first side panel 12 and the second side panel 13 are respectively provided with a horn radiator 7. The bass effect of the loudspeaker box is enhanced by arranging the second woofer 6, and meanwhile, the vibrating diaphragm of the second woofer 6 extrudes air to the accommodating cavity 10 through vibration, so that the air in the accommodating cavity 10 generates air flow to push the loudspeaker radiator 7 to vibrate, and the bass effect is further enhanced.
More than two tweeters 8 in linear arrays are arranged on the baffle 4, and the tweeters 8 are arranged linearly along the height direction of the box body 1. The tweeter 8 and the tweeter horn 3 have different tweeter efficiency, different tweeter lower limit and different power sound pressure; by arranging the tweeter 8, the loudspeaker box outputs different tweeters, and the tweeter has rich tone; meanwhile, the tweeters 8 are linearly arranged, and adjacent tweeters 8 have the same amplitude and phase, so that the attenuation degree in the sound transmission process is reduced. The transmission distance is increased, and the attenuation degree in the sound transmission process is reduced. Meanwhile, the tweeter 8 is arranged on the baffle 4, and a distance difference is formed between the baffle 4 and the first woofer 2 and between the baffle 4 and the tweeter 3 along the sound outlet direction of the sound box; and the sound emitting position of the tweeter 8 is not on the same horizontal plane with the sound emitting positions of the first woofer 2 and the tweeter 3, so that the sound stereo perception is strong.
In this embodiment, a screen (not shown) is covered on the surface of the baffle 4, and covers the first woofer 2, the second woofer 6, the tweeter 3 and the tweeter 8, and two or more meshes (not shown) are provided on the screen. Through setting up the otter board, protect first woofer 2, second woofer 6, tweeter horn 3 and tweeter 8, mix each frequency channel through setting up the mesh simultaneously, with the perfect integration of high bass together, promote the tone quality of audio amplifier.
Claims (7)
1. The utility model provides a reduce audio amplifier that sound interfered, includes box, first woofer and tweeter loudspeaker, and the box is equipped with the holding chamber, is equipped with front panel in one side of holding chamber, and first woofer and tweeter loudspeaker are fixed on front panel and stretch into the holding intracavity, its characterized in that: the baffle is arranged in front of the sound emitting direction of the first woofer, connected with the box body and arranged around the first woofer, and positioned between the first woofer and the tweeter.
2. A loudspeaker according to claim 1, wherein the sound interference is reduced by: a guide tube is arranged in the accommodating cavity, one end of the guide tube is arranged on the front panel, and the other end of the guide tube extends to one end of the tweeter horn, which is far away from the sounding direction.
3. A loudspeaker according to claim 1, wherein the sound interference is reduced by: the box body further comprises a first side panel, a second side panel and a rear panel; the rear panel is arranged opposite to the front panel, and the first side panel is arranged at one end of the front panel and is connected with the front panel and the rear panel; the second side panel is arranged at the other end of the front panel and is connected with the front panel and the rear panel; the first side panel, the second side panel, the rear panel and the front panel are formed with accommodating cavities.
4. A loudspeaker according to claim 3, wherein the sound interference is reduced by: the front panel is also provided with a second woofer which is fixed on the front panel and extends into the accommodating cavity, and the first side panel and the second side panel are respectively provided with a horn radiator.
5. A sound box for reducing acoustic interference as defined in claim 4, wherein: more than two tweeters in linear arrays are arranged on the baffle.
6. A sound box for reducing acoustic interference as defined in claim 5, wherein: the tweeters are arranged linearly along the height direction of the box body.
7. A sound box for reducing acoustic interference as defined in claim 5, wherein: the baffle surface is covered with a screen plate, the screen plate covers the first woofer, the second woofer, the tweeter horn and the tweeter horn, and more than two meshes are arranged on the screen plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322657687.3U CN220858380U (en) | 2023-09-28 | 2023-09-28 | Sound box capable of reducing sound interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322657687.3U CN220858380U (en) | 2023-09-28 | 2023-09-28 | Sound box capable of reducing sound interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220858380U true CN220858380U (en) | 2024-04-26 |
Family
ID=90771613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322657687.3U Active CN220858380U (en) | 2023-09-28 | 2023-09-28 | Sound box capable of reducing sound interference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220858380U (en) |
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2023
- 2023-09-28 CN CN202322657687.3U patent/CN220858380U/en active Active
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