CN214205831U - Portable 2.1 sound channel stereo sound equipment consisting of five sound production units - Google Patents
Portable 2.1 sound channel stereo sound equipment consisting of five sound production units Download PDFInfo
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- CN214205831U CN214205831U CN202121827108.XU CN202121827108U CN214205831U CN 214205831 U CN214205831 U CN 214205831U CN 202121827108 U CN202121827108 U CN 202121827108U CN 214205831 U CN214205831 U CN 214205831U
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- sound
- box
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- channel
- amplifier
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic Arrangements (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The utility model relates to a portable 2.1 sound track stereo that five sound producing units constitute, its characterized in that: including portable box (1) the left and right sides of portable box (1) sets up left sealed little box (11) and right sealed little box (12) respectively, left sealed little box (11) is from last to being equipped with left high pitch audio amplifier (22) and left sound channel audio amplifier (24) down, right sealed little box (12) is from last to being equipped with right high pitch audio amplifier (23) and right sound channel audio amplifier (25) down, is equipped with super bass audio amplifier (21) between left sealed little box (11) and the right sealed little box (12), and three box sound production is at the coplanar and have independent vocal space separately to realize that three box sound production air current does not interfere with each other.
Description
Technical Field
The utility model relates to a portable stereo set especially relates to a portable 2.1 sound channel stereo set that five sound generating units constitute.
Background
At present, the 2.1-channel super bass loudspeaker box only has 3 independent boxes. The single outdoor sound box is either a two-frequency division combination of a medium and low sound production unit and a high sound production unit or a three-frequency division combination of the medium and low sound production unit, the medium sound production unit and the high sound production unit.
In the prior art, the portable single sound box does not achieve the stereo effect.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a portable 2.1 sound track stereo set that five sound producing units constitute, the technical problem of its solution is that portable monomer audio amplifier does not all realize the stereophonic effect among the prior art.
In order to solve the technical problem existing in the above, the utility model discloses a following scheme:
a portable 2.1 sound track stereo sound ware that five sound producing units constitute which characterized in that: including portable box the left and right sides of portable box sets up left sealed little box and the sealed little box in the right side respectively, left side sealed little box is from last to being equipped with left high pitch audio amplifier and left sound channel audio amplifier down, right side sealed little box is from last to being equipped with right high pitch audio amplifier and right sound channel audio amplifier down, is equipped with super bass audio amplifier between left side sealed little box and the sealed little box in the right side, and three box sound production is at the coplanar and have independent vocal space separately to realize that three box sound production air current does not interfere with each other.
Preferably, the portable box further comprises a step partition board, the step partition board separates the portable box into a sound production space and a power amplifier board placing space, the sound production space is used by the subwoofer, and the power amplifier board is placed in the power amplifier board placing space.
Preferably, the portable box body is provided with a first sound guiding hole and a second sound guiding hole, and the first sound guiding hole and the second sound guiding hole are communicated with the sound production space.
Preferably, the step partition comprises two horizontal plates and a vertical plate, one side of the vertical plate is connected with the top of the portable box body through one horizontal plate, and the other side of the vertical plate is connected with the back of the portable box body through the other horizontal plate.
Preferably, a battery is disposed in the sound emitting space.
Preferably, a telescopic pull rod is arranged at the top of the portable box body, and pulleys are arranged at the bottom of the portable box body.
Preferably, the system further comprises a DSP audio processor, wherein an input end of the DSP audio processor is connected to the battery, the signal amplifier and the AUX audio input interface, respectively, and an input end of the signal amplifier is one or more of a wireless microphone interface, a wired microphone interface and a musical instrument interface, respectively; the output end of the DSP audio processor is connected with two power amplifiers through an electronic frequency division and a preamplifier, one power amplifier is connected with the ultra-bass sound box, the output end of the other power amplifier is respectively a left sound channel and a right sound channel, the left sound channel is connected with a left high-pitch sound box and a left sound channel sound box, and the right sound channel is connected with a right high-pitch sound box and a right sound channel sound box.
Preferably, the input end of the DSP audio processor is also connected with one or more of a TF memory card, a USB, an infrared receiving head and a tuning control key.
Preferably, the DSP audio processor is provided with a Bluetooth and is connected with a Bluetooth headset through a headset amplifier.
Preferably, the input end of the DSP audio processor is provided with a live broadcast port, and the live broadcast port is connected with the earphone amplifier.
The portable 2.1-channel stereo sound consisting of five sounding units has the following beneficial effects:
(1) the utility model discloses set up the little box of left side seal and the little box of right side seal in portable box, set up different audio amplifier at the box of difference to five audio amplifier sound production air currents do not interfere with each other in realizing three box.
(2) The utility model discloses the audio signal of the left and right sides sound channel that the chip was decompressed out from the audio decoding divides the circuit to separate out overweight bass signal and controls two sound channel signals through electron frequency division, then amplifies the stereo sound production unit of driving an overweight bass sound production unit and two alto + two high pitch combinations from 2 power amplifier passageways of difference, realizes the stereo sound effect.
Drawings
FIG. 1: the utility model discloses a three-dimensional structure schematic diagram of a portable 2.1 sound track stereo sound composed of five sound producing units;
FIG. 2: the utility model discloses a portable 2.1 sound track stereo sound inner space schematic diagram composed of five sounding units;
FIG. 3: FIG. 2 is a side view;
FIG. 4: the rear view of FIG. 2;
FIG. 5: the utility model discloses the stereo sound circuit connection schematic diagram of 2.1 sound channels that five portable sound producing units constitute.
Description of reference numerals:
1-portable box body; 11-left sealing small box; 12-right sealing small box body; 13-a step partition; 14-sound producing space; 15-space for placing power amplifier board; 21-super bass sound box; 22-left treble loudspeaker; 23-right treble loudspeaker box; 24-left channel speaker; 25-right track speaker; 31-a first sound guide hole; 32-second sound guide hole; 4-a battery.
Detailed Description
The present invention will be further explained with reference to fig. 1 to 5:
as shown in fig. 1 and fig. 2, a portable 2.1 sound channel stereo sound system composed of five sound units includes a portable box 1, a left sealed small box 11 and a right sealed small box 12 are respectively disposed on the left and right sides of the portable box 1, the left sealed small box 11 is provided with a left high pitch sound box 22 and a left sound channel sound box 24 from top to bottom, the right sealed small box 12 is provided with a right high pitch sound box 23 and a right sound channel sound box 25 from top to bottom, a subwoofer box 21 is disposed between the left sealed small box 11 and the right sealed small box 12, and the three box sound is generated on the same plane and has independent sound generating spaces, thereby realizing that the sound generating airflows of the three boxes do not interfere with each other.
The portable box body 1 is separated into a sound production space 14 and a power amplifier board placing space 15 by the step partition plate 13, the sound production space 14 is used for the ultra-low sound box 21, and the power amplifier board is placed in the power amplifier board placing space 15.
As shown in fig. 3, the portable case 1 is formed with a first sound guiding hole 31 and a second sound guiding hole 32, and the first sound guiding hole 31 and the second sound guiding hole 32 are communicated with the sound emitting space 14. The step partition 13 comprises two horizontal plates and a vertical plate, one side of the vertical plate is connected with the top of the portable box 1 through one horizontal plate, and the other side of the vertical plate is connected with the back of the portable box 1 through the other horizontal plate.
As shown in fig. 4, the sound emission space 14 is provided with a battery 4 therein. The top of the portable box body 1 is provided with a telescopic pull rod, and the bottom of the portable box body 1 is provided with a pulley.
As shown in fig. 5, the device further includes a DSP audio processor, an input end of the DSP audio processor is respectively connected to the battery, the signal amplifier and the AUX audio input interface, and an input end of the signal amplifier is respectively one or more of a wireless microphone interface, a wired microphone interface and a musical instrument interface; the output end of the DSP audio processor is connected with two power amplifiers through an electronic frequency division and a preamplifier, one power amplifier is connected with a super bass sound box 21, the output of the other power amplifier is respectively a left sound channel and a right sound channel, the left sound channel is connected with a left treble sound box 22 and a left sound channel sound box 24, and the right sound channel is connected with a right treble sound box 23 and a right sound channel sound box 25.
The input end of the DSP audio processor is also connected with one or more of a TF memory card, a USB, an infrared receiving head and a tuning control key. The DSP audio processor is provided with Bluetooth and is connected with a Bluetooth earphone through an earphone amplifier. The input end of the DSP audio processor is provided with a live broadcast port, and the live broadcast port is connected with the earphone amplifier.
The present invention has been described in detail with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements of the method concept and the technical solution of the present invention can be made without modification, or the present invention can be directly applied to other occasions without modification, and is within the protection scope of the present invention.
Claims (10)
1. A portable 2.1 sound track stereo sound ware that five sound producing units constitute which characterized in that: including portable box (1) the left and right sides of portable box (1) sets up left sealed little box (11) and right sealed little box (12) respectively, left sealed little box (11) is from last to being equipped with left high pitch audio amplifier (22) and left sound channel audio amplifier (24) down, right sealed little box (12) is from last to being equipped with right high pitch audio amplifier (23) and right sound channel audio amplifier (25) down, is equipped with super bass audio amplifier (21) between left sealed little box (11) and the right sealed little box (12), and three box sound production is at the coplanar and have independent vocal space separately to realize that three box sound production air current does not interfere with each other.
2. The portable five sound unit 2.1 channel stereo of claim 1, wherein: still include ladder baffle (13), ladder baffle (13) will portable box (1) is kept apart into vocal space (14) and power amplifier board place space (15), vocal space (14) confession ultra-low sound box (21) use, place the power amplifier board in power amplifier board place space (15).
3. The portable five-sound-unit 2.1-channel stereo according to claim 2, wherein: the portable box body (1) is provided with a first sound guiding hole (31) and a second sound guiding hole (32), and the first sound guiding hole (31) and the second sound guiding hole (32) are communicated with the sound producing space (14).
4. The portable five-sound-unit 2.1-channel stereo according to claim 2 or 3, wherein: the ladder partition plate (13) comprises two horizontal plates and a vertical plate, one side of the vertical plate is connected with the top of the portable box body (1) through one horizontal plate, and the other side of the vertical plate is connected with the back of the portable box body (1) through the other horizontal plate.
5. The portable five sound unit 2.1 channel stereo of claim 4, wherein: and a battery (4) is arranged in the sound production space (14).
6. The portable five sound unit 2.1 channel stereo of claim 5, wherein: the top of the portable box body (1) is provided with a telescopic pull rod, and the bottom of the portable box body (1) is provided with a pulley.
7. The portable five sound unit 2.1 channel stereo of claim 6, wherein: the input end of the DSP audio processor is respectively connected with the battery, the signal amplifier and the AUX audio input interface, and the input end of the signal amplifier is respectively one or more of a wireless microphone interface, a wired microphone interface and a musical instrument interface; the output end of the DSP audio processor is connected with two power amplifiers through an electronic frequency division and a preamplifier, one power amplifier is connected with the ultra-bass sound box (21), the output of the other power amplifier is respectively a left sound channel and a right sound channel, the left sound channel is connected with a left high-pitch sound box (22) and a left sound channel sound box (24), and the right sound channel is connected with a right high-pitch sound box (23) and a right sound channel sound box (25).
8. The portable five sound unit 2.1 channel stereo of claim 7, wherein: the input end of the DSP audio processor is also connected with one or more of a TF memory card, a USB, an infrared receiving head and a tuning control key.
9. The portable five sound unit 2.1 channel stereo of claim 8, wherein: the DSP audio processor is provided with a Bluetooth and is connected with a Bluetooth earphone through an earphone amplifier.
10. The portable five sound unit 2.1 channel stereo of claim 9, wherein: the input end of the DSP audio processor is provided with a live broadcast port, and the live broadcast port is connected with the earphone amplifier.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121827108.XU CN214205831U (en) | 2021-08-06 | 2021-08-06 | Portable 2.1 sound channel stereo sound equipment consisting of five sound production units |
| PCT/CN2021/111399 WO2023010587A1 (en) | 2021-08-06 | 2021-08-09 | Portable 2.1 sound channel stereo composed of five sound-producing units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121827108.XU CN214205831U (en) | 2021-08-06 | 2021-08-06 | Portable 2.1 sound channel stereo sound equipment consisting of five sound production units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214205831U true CN214205831U (en) | 2021-09-14 |
Family
ID=77641147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121827108.XU Active CN214205831U (en) | 2021-08-06 | 2021-08-06 | Portable 2.1 sound channel stereo sound equipment consisting of five sound production units |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN214205831U (en) |
| WO (1) | WO2023010587A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115134692A (en) * | 2022-06-06 | 2022-09-30 | 山西尊特智能科技有限公司 | Bluetooth sound box |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19639159C2 (en) * | 1996-09-24 | 1998-09-03 | Heinz Juergen Dipl In Augustin | Speaker box |
| CN206272790U (en) * | 2016-12-13 | 2017-06-20 | 梅州旺兴达光电有限公司 | A kind of portable 2.1 double-channel multifunctional Outdoor voice box |
| CN210536852U (en) * | 2019-08-26 | 2020-05-15 | 郑华雄 | Multifunctional floor split lamp box sound equipment |
| CN210469661U (en) * | 2019-12-10 | 2020-05-05 | 深圳市新泽宇音响科技有限公司 | Portable sound box |
| CN212463454U (en) * | 2020-06-22 | 2021-02-02 | 深圳昊毅科技有限公司 | Novel dual-diaphragm sound box based on 2.2 sound channels |
| CN213783544U (en) * | 2021-06-08 | 2021-07-23 | 朱彪 | Scalable video stereo with stereo scene |
-
2021
- 2021-08-06 CN CN202121827108.XU patent/CN214205831U/en active Active
- 2021-08-09 WO PCT/CN2021/111399 patent/WO2023010587A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115134692A (en) * | 2022-06-06 | 2022-09-30 | 山西尊特智能科技有限公司 | Bluetooth sound box |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023010587A1 (en) | 2023-02-09 |
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