CN205883540U - Asymmetric public address full -range cabinet - Google Patents
Asymmetric public address full -range cabinet Download PDFInfo
- Publication number
- CN205883540U CN205883540U CN201620793084.3U CN201620793084U CN205883540U CN 205883540 U CN205883540 U CN 205883540U CN 201620793084 U CN201620793084 U CN 201620793084U CN 205883540 U CN205883540 U CN 205883540U
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- CN
- China
- Prior art keywords
- audio amplifier
- casing
- channel audio
- horn
- public address
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an asymmetric public address full -range cabinet, including left audio amplifier subassembly and right audio amplifier subassembly, left audio amplifier subassembly includes first box, is equipped with L channel audio amplifier and first woofer in the first box, is equipped with a tweeter horn in the L channel audio amplifier, and first woofer setting is at L channel audio amplifier lower extreme, and a tweeter horn adopts level 80 degrees, cover angle 55 degrees perpendicular, right side audio amplifier subassembly includes the second box, is equipped with R channel audio amplifier and second woofer in the second box, is equipped with the 2nd tweeter horn in the R channel audio amplifier, and the second woofer sets up at R channel audio amplifier lower extreme, and just the 2nd tweeter horn adopts level 100 degrees, 80 degree perpendicular cover angles, the utility model discloses simple structure adopts asymmetric public address regulation technique, and the different high pitch of adjustment covers the angle, reduces indoor acoustic interference, sound focusing, makes the room sound field more even, uses in being applicable to little space environment, has ensured the definition of sound.
Description
Technical field
This utility model relates to technology for loudspeaker box field, is specially a kind of asymmetric public address full-range cabinet.
Background technology
The basic problem of sound reinforcement system design is acoustic problems.It is the analysis completing public address sound field on the basis of building sound
With design evaluation work, first sound reinforcement system designs should start with from public address sound field, and the layout (locus) of speaker system is produced
Product select (containing combination) and the power etc. fed, and by kinds of schemes comparison and analysis repeatedly, provide sound reinforcement system acoustics special
The related data of property, finally completes composition and the configuration of equipment (or equipment) of sound reinforcement system.Therefore " quality " of public address sound field with
It is indoor that to build sound characteristics closely related.In prior art, the audio amplifier of indoor employing occurs that low frequency sympathetic response, high frequency absorption are too much, sound is poly-
The low volume caused such as burnt and unable, the dry and astringent obfuscation of high frequency, the sound field uniformity declines, nearly secondary reflection sound field and reverberant field.
Utility model content
The purpose of this utility model is to provide a kind of asymmetric public address full-range cabinet, to solve in above-mentioned background technology
The problem proposed.
For achieving the above object, this utility model following technical scheme of offer: a kind of asymmetric public address full-range cabinet, bag
Include left voice box assembly and right voice box assembly, it is characterised in that: described left voice box assembly includes the first casing, in described first casing
It is provided with L channel audio amplifier and the first bass horn, in described L channel audio amplifier, is provided with the first Horn, described first bass loudspeaker
Be arranged on L channel audio amplifier lower end, and described first Horn employing level 80 degree, the cone of coverage of vertical 55 degree；The described right side
Audio amplifier assembly includes the second casing, is provided with R channel audio amplifier and the second bass horn, described R channel sound in described second casing
Being provided with the second Horn in case, described second bass horn is arranged on R channel audio amplifier lower end, and described second Horn
Employing level 100 degree, vertical 80 degree of cone of coverages.
Preferably, described first casing top is provided with the first wooden cover plate, and described first wooden cover plate sinks by first
Head screw and the fixing connection of the first casing, described first casing front end face is provided with the first steel mesh, and described first casing both sides are respectively
It is provided with the first wooden handle.
Preferably, described second casing top is provided with the second wooden cover plate, and described second wooden cover plate sinks by second
Head screw and the fixing connection of the second casing, described second casing front end face is provided with the second steel mesh, and described second casing both sides are respectively
It is provided with the second wooden handle.
Preferably, the described first a length of 420mm-430mm of casing, a width of 380mm-385mm, a height of 590mm-600mm；Institute
State the second a length of 420mm-430mm of casing, a width of 380mm-385mm, a height of 590mm-600mm.
Compared with prior art, the beneficial effects of the utility model are: this utility model simple in construction, in L channel audio amplifier
First Horn employing level 80 degree, the cone of coverage of vertical 55 degree；In R channel audio amplifier, the second Horn uses level 100
Degree, vertical 80 degree of cone of coverages；Use asymmetric public address regulation technology, adjust different high pitch cone of coverages, the indoor acoustic interference of minimizing,
Sound focusing, makes room sound field evenly, it is adaptable to use in little spatial environments, it is ensured that the definition of sound.
Accompanying drawing explanation
Fig. 1 is left voice box assembly front view of the present utility model；
Fig. 2 is left voice box components side view of the present utility model；
Fig. 3 is left voice box assembly plan view of the present utility model；
Fig. 4 is right voice box assembly front view of the present utility model；
Fig. 5 is right voice box components side view of the present utility model；
Fig. 6 is right voice box assembly plan view of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Referring to Fig. 1-6, this utility model provides a kind of technical scheme: a kind of asymmetric public address full-range cabinet, including
Left voice box assembly and right voice box assembly, described left voice box assembly includes the first casing 1, is provided with L channel in described first casing 1
Audio amplifier 2 and the first bass horn 3, be provided with the first Horn in L channel audio amplifier 2, described first bass horn 3 is arranged on a left side
Track loudspeaker box 2 lower end, and described first Horn employing level 80 degree, the cone of coverage of vertical 55 degree；Described right voice box assembly
Including the second casing 4, it is provided with R channel audio amplifier 5 and the second bass horn 6 in described second casing 4, is provided with in R channel audio amplifier 5
Second Horn, described second bass horn 6 is arranged on R channel audio amplifier 5 lower end, and described second Horn uses water
Flat 100 degree, vertical 80 degree of cone of coverages, wherein, and the first a length of 420mm-430mm of casing 1, a width of 380mm-385mm, a height of
590mm-600mm；The second a length of 420mm-430mm of casing 4, a width of 380mm-385mm, a height of 590mm-600mm.
In the present embodiment, the first casing 1 top is provided with the first wooden cover plate 7, and described first wooden cover plate 7 is by first
Countersunk head screw 8 is fixing with the first casing 1 to be connected, and described first casing 1 front end face is provided with the first steel mesh 9, described first casing 1 liang
Side is respectively equipped with the first wooden handle 11；Second casing 2 top is provided with the second wooden cover plate 12, and described second wooden cover plate 12
Being connected by the second countersunk head screw 13 is fixing with the second casing 2, described second casing 2 front end face is provided with the second steel mesh 14, described
Second casing 2 is respectively provided on two sides with the second wooden handle 16.
This utility model simple in construction, the first Horn employing level 80 degree, vertical 55 degree cover in L channel audio amplifier
Lid angle；Second Horn employing level 100 degree in R channel audio amplifier, vertical 80 degree of cone of coverages；Asymmetric public address is used to regulate
Technology, adjusts different high pitch cone of coverages, reduces indoor acoustic interference, sound focusing, makes room sound field evenly, it is adaptable to little space
Environment uses, it is ensured that the definition of sound.
Embodiment the most of the present utility model, for the ordinary skill in the art,
It is appreciated that in the case of without departing from principle of the present utility model and spirit and these embodiments can be carried out multiple change, repair
Changing, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. an asymmetric public address full-range cabinet, including left voice box assembly and right voice box assembly, it is characterised in that: described left sound
Box assembly includes the first casing, is provided with L channel audio amplifier and the first bass horn, described L channel audio amplifier in described first casing
Inside being provided with the first Horn, described first bass horn is arranged on L channel audio amplifier lower end, and described first Horn is adopted
With level 80 degree, the cone of coverage of vertical 55 degree；Described right voice box assembly includes the second casing, is provided with right sound in described second casing
Road audio amplifier and the second bass horn, be provided with the second Horn in described R channel audio amplifier, described second bass horn is arranged on
R channel audio amplifier lower end, and described second Horn employing level 100 degree, vertical 80 degree of cone of coverages.
A kind of asymmetric public address full-range cabinet the most according to claim 1, it is characterised in that: described first casing top
It is provided with the first wooden cover plate, and described first wooden cover plate is by the fixing connection of the first countersunk head screw and the first casing, described the
One casing front end face is provided with the first steel mesh, and described first casing is respectively provided on two sides with the first wooden handle.
A kind of asymmetric public address full-range cabinet the most according to claim 1, it is characterised in that: described second casing top
It is provided with the second wooden cover plate, and described second wooden cover plate is by the fixing connection of the second countersunk head screw and the second casing, described the
Two casing front end faces are provided with the second steel mesh, and described second casing is respectively provided on two sides with the second wooden handle.
A kind of asymmetric public address full-range cabinet the most according to claim 1, it is characterised in that: described first casing is a length of
420mm-430mm, a width of 380mm-385mm, a height of 590mm-600mm；The described second a length of 420mm-430mm of casing, a width of
380mm-385mm, a height of 590mm-600mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620793084.3U CN205883540U (en) | 2016-07-26 | 2016-07-26 | Asymmetric public address full -range cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620793084.3U CN205883540U (en) | 2016-07-26 | 2016-07-26 | Asymmetric public address full -range cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205883540U true CN205883540U (en) | 2017-01-11 |
Family
ID=57699465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620793084.3U Expired - Fee Related CN205883540U (en) | 2016-07-26 | 2016-07-26 | Asymmetric public address full -range cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205883540U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105979432A (en) * | 2016-07-26 | 2016-09-28 | 广州市展迅电声科技有限公司 | Asymmetrical sound-reinforcement full-frequency loudspeaker box and use method thereof |
-
2016
- 2016-07-26 CN CN201620793084.3U patent/CN205883540U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105979432A (en) * | 2016-07-26 | 2016-09-28 | 广州市展迅电声科技有限公司 | Asymmetrical sound-reinforcement full-frequency loudspeaker box and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20210726 |