CN206196026U - Can improve low -frequency effects's acoustic structure - Google Patents
Can improve low -frequency effects's acoustic structure Download PDFInfo
- Publication number
- CN206196026U CN206196026U CN201620803362.9U CN201620803362U CN206196026U CN 206196026 U CN206196026 U CN 206196026U CN 201620803362 U CN201620803362 U CN 201620803362U CN 206196026 U CN206196026 U CN 206196026U
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- CN
- China
- Prior art keywords
- chamber body
- cavity
- loudspeaker
- casing
- baffle
- 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 a can improve low -frequency effects's acoustic structure, including box, first speaker and second speakers, be provided with first baffle and second baffle in this box, this first baffle and second baffle are formed with left cavity, middle cavity and right cavity with box internal partitioning, are provided with first air current door on this first baffle, are provided with second air current door on this second baffle, this first speaker and second speakers set up respectively in left cavity and right cavity, are equipped with inverted tubes or passive radiation in this centre cavity. Through being provided with left cavity, middle cavity and right cavity, when this first speaker and second speakers compression or expansion, the interior air of left cavity and right cavity gets into middle cavity after receiving first air current door and the gate control of second air current respectively, and passive radiation of rethread or inverted tubes radiate away, and air speed and time delay show better bass effect at last in the control audio that this kind of design can be better.
Description
Technical field
The utility model is related to field of audio technology, refers in particular to a kind of acoustic structure for improving low-frequency effect.
Background technology
Sound equipment probably includes power amplifier, peripheral equipment（Including compressor, effect device, balanced device, VCD, DVD etc.）, loudspeaker
（Audio amplifier, loudspeaker）Sound console, microphone, display device etc. add up a set of.Wherein, audio amplifier is exactly audio output device, loudspeaker
, subwoofer etc..Include in one audio amplifier it is high and low, in three kinds of loudspeakers, three kinds but not necessarily with regard to three.
At present, number sound equipment sound chamber design big absolutely uses most conventional inverted phase type, loudspeaker and phase-reversing tube or passive radiation on the market
Device is in a casing.In the casing of same volume, though this traditional inverted phase type design designs low-frequency effect than closed
Performance is more excellent, but cannot allow people very satisfied in small box.Therefore, it is necessary to be improved to current sound equipment.
The content of the invention
In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide one kind can be improved the utility model
The acoustic structure of low-frequency effect, it can effectively solve the existing imperfect problem of sound equipment low-frequency effect.
To achieve the above object, the utility model is using following technical scheme：
A kind of acoustic structure for improving low-frequency effect, includes casing, the first loudspeaker and the second loudspeaker；The case
Be provided with the first dividing plate and second partition in vivo, first dividing plate and second partition by box house be separated to form left chamber body,
Middle chamber and right chamber body, the first airflow door is provided with first dividing plate, first airflow door connection left chamber body and intermediate cavity
Between body, the second airflow door is provided with the second partition, the second airflow door misses one another with the first airflow door, second air-flow
Between door connection right chamber body and middle chamber；First loudspeaker and the second loudspeaker are respectively arranged at left chamber body and right chamber body
In, and the first loudspeaker and the second loudspeaker are exposed independent from the surface of casing, and phase-reversing tube or passive spoke are provided with the middle chamber
Emitter, the phase-reversing tube or passive radiator are exposed independent from the surface of casing.
Preferably, the casing includes pedestal and lid, and the lid covers the upper of left chamber body, middle chamber and right chamber body
End opening.
Preferably, first airflow door and the second airflow door are respectively positioned at two diagonal angles of middle chamber.
Preferably, the passive radiator is setting up and down two, and two passive radiators expose the upper and lower of casing respectively
Surface.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme understands：
By being provided with left chamber body, middle chamber and right chamber body, first loudspeaker and the second loudspeaker compress or expand
When, the air in left chamber body and right chamber body enters middle chamber after receiving the first airflow door and the second air-flow gate control respectively, then leads to
Cross passive radiator or phase-reversing tube radiate, this design can preferably control sound equipment interior air-flow speed and time delay, finally
Show more preferable bass effect.
More clearly to illustrate architectural feature of the present utility model and effect, come right with specific embodiment below in conjunction with the accompanying drawings
The utility model is described in detail.
Brief description of the drawings
Fig. 1 is the assembling schematic perspective view of first preferred embodiment of the utility model；
Fig. 2 is the exploded view of first preferred embodiment of the utility model；
Fig. 3 is the assembling schematic perspective view of second preferred embodiment of the utility model；
Fig. 4 is the exploded view of second preferred embodiment of the utility model.
Accompanying drawing identifier declaration：
10th, casing 11, pedestal
12nd, lid 101, left chamber body
102nd, middle chamber 103, right chamber body
20th, the first loudspeaker 30, the second loudspeaker
40th, the first dividing plate 41, the first airflow door
50th, second partition 51, the second airflow door
60th, passive radiator 70, phase-reversing tube
Specific embodiment
Refer to shown in Fig. 1 and Fig. 2, that show the concrete structure of first preferred embodiment of the utility model, bag
Casing 10, the first loudspeaker 20 and the second loudspeaker 30 are included.
The first dividing plate 40 and second partition 50 are provided with the casing 10, first dividing plate 40 and second partition 50 are by casing
Left chamber body 101, middle chamber 102 and right chamber body 103 are separated to form inside 10, the first air-flow has been provided with first dividing plate 40
Door 41, between first airflow door 41 connection left chamber body 101 and middle chamber 102, the second gas is provided with the second partition 50
Stream door 51, the second airflow door 51 misses one another with the first airflow door 41, and second airflow door 51 connects right chamber body 103 and intermediate cavity
Between body 102；In the present embodiment, the casing 10 includes pedestal 11 and lid 12, the lid 12 cover left chamber body 101,
The upper end open of middle chamber 102 and right chamber body 103, also, the airflow door 51 of first airflow door 41 and second is located at respectively
Two diagonal angles of middle chamber 102.
The loudspeaker 30 of first loudspeaker 20 and second is respectively arranged in left chamber body 101 and right chamber body 103, and first raises
The loudspeaker 30 of sound device 20 and second is exposed independent from being provided with passive radiator 60 in the surface of casing 10, the middle chamber 102, the quilt
Dynamic radiator 60 is exposed independent from the surface of casing 10.In the present embodiment, the passive radiator 60 is setting up and down two, two
Passive radiator 60 exposes the upper and lower surface of casing 10 respectively.
In the course of work, when the loudspeaker 30 of the first loudspeaker 20 and second compresses or expands, left chamber body 101 and right chamber body
Air in 103 enters middle chamber 102 after being controlled by the first airflow door 41 and the second airflow door 51 respectively, then by passive spoke
Emitter 60 radiate, and this design can preferably control sound equipment interior air-flow speed and time delay, finally shows preferably
Bass effect.
Refer to shown in Fig. 3 and Fig. 4, that show the concrete structure of second preferred embodiment of the utility model, this
The concrete structure of embodiment is essentially identical with the concrete structure of foregoing first preferred embodiment, itself except that：
In the present embodiment, phase-reversing tube 70 is provided with the middle chamber 102, the phase-reversing tube 70 exposes the table of casing 10
Face.In the course of the work, when the loudspeaker 30 of the first loudspeaker 20 and second compresses or expands, left chamber body 101 and right chamber body 103
Interior air enters middle chamber 102 after being controlled by the first airflow door 41 and the second airflow door 51 respectively, then by passive paraphase
Pipe 70 radiate.
Know-why of the present utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality
With new principle, and can not by any way be construed to the limitation to the utility model protection domain.Based on explanation herein,
Those skilled in the art associates other specific embodiments of the present utility model by would not require any inventive effort,
These modes are fallen within protection domain of the present utility model.
Claims (4)
1. a kind of acoustic structure for improving low-frequency effect, it is characterised in that：Include casing, the first loudspeaker and second raise
Sound device；The first dividing plate and second partition are provided with the casing, be separated to form for box house by first dividing plate and second partition
There are left chamber body, middle chamber and right chamber body, the first airflow door is provided with first dividing plate, first airflow door connection left chamber body
And middle chamber between, the second airflow door is provided with the second partition, the second airflow door misses one another with the first airflow door, should
Second airflow door is connected between right chamber body and middle chamber；First loudspeaker and the second loudspeaker be respectively arranged at left chamber body and
In right chamber body, and the first loudspeaker and the second loudspeaker are exposed independent from the surface of casing, be provided with the middle chamber phase-reversing tube or
Passive radiator, the phase-reversing tube or passive radiator are exposed independent from the surface of casing.
2. the acoustic structure of low-frequency effect can be improved as claimed in claim 1, it is characterised in that：The casing includes pedestal
And lid, the lid covers the upper end open of left chamber body, middle chamber and right chamber body.
3. the acoustic structure of low-frequency effect can be improved as claimed in claim 1, it is characterised in that：First airflow door and
Two airflow doors are respectively positioned at two diagonal angles of middle chamber.
4. the acoustic structure of low-frequency effect can be improved as claimed in claim 1, it is characterised in that：The passive radiator is upper
Two of lower setting, two passive radiators expose the upper and lower surface of casing respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620803362.9U CN206196026U (en) | 2016-07-28 | 2016-07-28 | Can improve low -frequency effects's acoustic structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620803362.9U CN206196026U (en) | 2016-07-28 | 2016-07-28 | Can improve low -frequency effects's acoustic structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206196026U true CN206196026U (en) | 2017-05-24 |
Family
ID=58737288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620803362.9U Expired - Fee Related CN206196026U (en) | 2016-07-28 | 2016-07-28 | Can improve low -frequency effects's acoustic structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206196026U (en) |
-
2016
- 2016-07-28 CN CN201620803362.9U patent/CN206196026U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20180728 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |