CN207160654U - A kind of adjustable listening room of acoustic efficiency - Google Patents
A kind of adjustable listening room of acoustic efficiency Download PDFInfo
- Publication number
- CN207160654U CN207160654U CN201721058286.4U CN201721058286U CN207160654U CN 207160654 U CN207160654 U CN 207160654U CN 201721058286 U CN201721058286 U CN 201721058286U CN 207160654 U CN207160654 U CN 207160654U
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- CN
- China
- Prior art keywords
- acoustic
- listening room
- adjustable
- module
- mounting bracket
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Abstract
The utility model discloses a kind of adjustable listening room of acoustic efficiency, including wall (1), it is characterised in that：Mounting bracket (2) is connected with the wall (1), at least one acoustic module (3) being rotatably connected therewith is provided with the mounting bracket (2), the acoustic module (3) is polyhedron, and the polyhedron at least two faces have different acoustic properties.Acoustic module (3) can be regular triangular prism, and its three sides are made up of the material of different sound-absorbing effects, such as：Reflector (4), acoustic(al)absorbent (5) and scattering object (6).The adjustable listening room of acoustic efficiency also includes the rotating mechanism (7) being connected on the mounting bracket (2), the rotating mechanism (7) drives acoustic module (3) rotation, and it can manually rotate or be rotated by reducing motor.Listening room acoustic efficiency of the present utility model can be adjusted, and changed the single present situation of current listening room acoustic efficiency, reduced cost.
Description
Technical field
It the utility model is related to a kind of adjustable listening room of acoustic efficiency.
Background technology
At present, the more and more higher that people are required sound quality and noise pollution, therefore to the test of product acoustical behavior
Also become the requirement that must be tested of the products such as communication, electronics, automobile, electromechanics.
And the testing standard of many products is different, than if any test product require that the reverberation time is 0.3 second, some will
Ask the reverberation time be 0.5 second or other, cause the size walls structure of listening room chamber interior all different.So, it is necessary to factory
All products of listening room aptitude test of family's more various criterions of purchase, cause very big funds to bear, utilization ratio can also drop
It is low.
Utility model content
The purpose of this utility model is to be directed to drawbacks described above of the prior art, there is provided a kind of acoustic efficiency is adjustable to be listened
Tone chamber, the testing requirement of multiple product can be met, improve listening room utilization rate, and it is cost-effective.
To realize above-mentioned purpose of utility model, the utility model employs following technical scheme：A kind of acoustic efficiency is adjustable
Listening room, including wall, it is characterised in that：Mounting bracket is connected with the wall, at least one is provided with the mounting bracket
The individual acoustic module being rotatably connected therewith, the acoustic module is polyhedron, and the polyhedron at least two faces have
Different acoustic properties.
In addition, the utility model also proposes following attached technical scheme：
The acoustic module is provided with two or three in reflector, acoustic(al)absorbent and scattering object.
The acoustic module is regular triangular prism.
The adjustable listening room of acoustic efficiency also includes the rotating mechanism being connected on the mounting bracket, the whirler
Structure can drive the acoustic module to rotate.
The rotating mechanism includes the drive sprocket being rotatably connected with the mounting bracket and driven sprocket and the active
The matched chain of sprocket wheel, driven sprocket, rotating sprocket and the connection rotating sprocket and acoustics by chain-driving rotation
The rotary shaft of module.
The adjustable listening room of acoustic efficiency also includes the drive device being connected with the rotating mechanism, the driving dress
Put the driving drive sprocket rotation.
The drive device is at least one of manual rocking handle or reducing motor.
Compared to prior art, the utility model has the advantage of：Listening room of the present utility model is by rotating acoustic mode
Block faces outwardly with different acoustic properties, so that the acoustic efficiency of anechoic chamber can carry out artificial regulation, changes
Become the single present situation of original anechoic chamber's acoustic efficiency, met the testing requirement of multiple product, improve the utilization rate of listening room,
Cost is saved.
Brief description of the drawings
Fig. 1 is the structural representation of the adjustable listening room of acoustic efficiency in embodiment 1.
Fig. 2 is the structural representation of acoustic module in embodiment 1.
Fig. 3 is the structural representation of the adjustable listening room of acoustic efficiency in embodiment 2.
Fig. 4 is the structural representation of rotary shaft and connecting rod in Fig. 3.
Embodiment
Technical solutions of the utility model are made below in conjunction with preferred embodiment and its accompanying drawing further nonrestrictive detailed
Explanation.
Embodiment 1
As depicted in figs. 1 and 2, the listening room of the present embodiment includes wall 1, mounting bracket 2 and rotatable is connected to peace
Shelve the acoustic module 3 on 2.Mounting bracket 2 includes chassis 2a, the upper suspension 2c for installing acoustic module 3 being connected with wall 1
With lower suspension 2d, chassis 2a and upper and lower suspension 2c, 2d connector 2b and connection upper and lower suspension 2c, 2d reinforcement are connected
Bar 2e.Acoustic module 3 can have one or more, and polyhedral shape is made, and polyhedral each face at least possesses two kinds
Different acoustic properties, its acoustic properties is not both as caused by the difference of its Facing material, according to its different acoustics
Matter can be divided into acoustic(al)absorbent, reflector, scattering object etc..The quantity of acoustic module 3 shown in the present embodiment is 4, is shaped as just
Triangular prism, rotary shaft 12 is connected with two face parallel to each other, the other three side is respectively arranged with：Reflector 4, sound-absorbing
Body 5 and scattering object 6.The through hole 16 being engaged with the rotary shaft 12 on the top of acoustic module 3 is offered on upper suspension 2c, lower outstanding
The blind hole 17 being engaged with the rotary shaft 12 of the bottom of acoustic module 3 is offered on frame 2d.People is by promoting acoustic module 3 around rotation
Axle 12 rotates so that acoustic module 3 rotates specific angle or makes the surfaces of different acoustic properties towards outside (i.e. anechoic chamber
It is interior) so that anechoic chamber possesses different acoustic efficiencies, it is simple to operate.Rotating mechanism in the present embodiment can also be
Other forms, for example bearing (not shown) is set to facilitate its rotation etc.；The shape of acoustic module 3 is also not necessarily limited to regular triangular prism,
It can also be the polyhedrons such as cuboid.
Embodiment 2
As shown in Figures 2 to 4, the adjustable listening room of the acoustic efficiency of the present embodiment includes wall 1, mounting bracket 2, rotatable
The acoustic module 3 being connected on mounting bracket 2 and the rotating mechanism 7 being installed on mounting bracket 2.Rotating mechanism 7 includes and installation
Drive sprocket 8 that frame 2 is rotatably connected, driven sprocket 9, the chain 10 matched with drive sprocket 8, driven sprocket 9, by chain
10 drive the rotating sprocket 11 of rotation and the rotary shaft 12 of connection rotating sprocket 11 and acoustic module 3.Compare during to make rotation
Equilibrium, rotating mechanism 7 are symmetricly set in the upper and lower sides of acoustic module 3, connected between upper and lower two drive sprocket 8 by driving shaft 21,
Connected between upper and lower two driven sprocket 9 by driven shaft 22.Rotary shaft 12, driving shaft 21 and driven shaft 22 pass through connecting rod 19
It is connected with mounting bracket 2, connecting rod 19 1 is provided with mounting hole 20, and rotary shaft 12, driving shaft 21 and driven shaft 22 pass through peace
Dress hole 20 is connected with connecting rod 19, and the axle being engaged with rotary shaft 12, driving shaft 21 and driven shaft 22 is provided with mounting hole 20
Hold 23 so that acoustic module 3 rotate it is smooth.The quantity of acoustic module 3 is 4 in the present embodiment, is shaped as regular triangular prism, two
Rotary shaft 12 is connected with face parallel to each other, the other three side is respectively arranged with：Reflector 4, acoustic(al)absorbent 5 and scattering object 6.
When chain movement, acoustic module rotates, and whole structure is such as shutter；The shape of acoustic module 3 is not limited to just
Triangular prism, it can also be the polyhedrons such as cuboid.
To make the utility model have more preferable usage experience, the adjustable listening room of this acoustic efficiency also includes drive device
13, drive device 13 can be the manual rocking handle 14 or reducing motor 15 being connected with driving shaft 21, can also install hand simultaneously
Shake handle 14 or reducing motor 15.Shake manual rocking handle 14 or starting reducing motor 15 can drive drive sprocket 8 to rotate, from
And drive each rotary shaft 12 to rotate by chain 10 so that acoustic module 3 rotates, its have different acoustic efficiencies facing to room
Between inner side, listening room is reached different acoustic efficiencies., can also be by the way of remote control if using reducing motor 15
More easily control reducing motor 15.
It is pointed out that above-mentioned preferred embodiment is only to illustrate technical concepts and features of the present utility model, its purpose
It is to allow person skilled in the art to understand content of the present utility model and implements according to this, this reality can not be limited with this
With new protection domain.All equivalent change or modifications made according to the utility model Spirit Essence, should all cover in this reality
Within new protection domain.
Claims (7)
1. a kind of adjustable listening room of acoustic efficiency, including wall (1), it is characterised in that：Installation is connected with the wall (1)
Frame (2), at least one acoustic module (3) being rotatably connected therewith, the acoustic module are provided with the mounting bracket (2)
(3) it is polyhedron, and the polyhedron at least two faces have different acoustic properties.
2. according to the adjustable listening room of acoustic efficiency described in claim 1, it is characterised in that：The acoustic module (3) is provided with
Two or three in reflector (4), acoustic(al)absorbent (5) and scattering object (6).
3. according to the adjustable listening room of acoustic efficiency described in claim 1, it is characterised in that：The acoustic module (3) is positive three
Prism.
4. according to the adjustable listening room of acoustic efficiency described in claim 1, it is characterised in that：The adjustable audition of acoustic efficiency
Room also includes the rotating mechanism (7) being connected on the mounting bracket (2), and the rotating mechanism (7) can drive the acoustic module
(3) rotate.
5. according to the adjustable listening room of acoustic efficiency described in claim 4, it is characterised in that：The rotating mechanism (7) include with
The drive sprocket (8) and driven sprocket (9) and the drive sprocket (8), driven sprocket that the mounting bracket (2) is rotatably connected
(9) matched chain (10), the rotating sprocket (11) by chain (10) drive rotation and the connection rotating sprocket (11)
With the rotary shaft (12) of acoustic module (3).
6. according to the adjustable listening room of acoustic efficiency described in claim 5, it is characterised in that：The adjustable audition of acoustic efficiency
Room also includes the drive device (13) being connected with the rotating mechanism (7), and the drive device (13) drives the drive sprocket
(8) rotate.
7. according to the adjustable listening room of acoustic efficiency described in claim 6, it is characterised in that：The drive device (13) is manual
At least one of rocking handle (14) or reducing motor (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721058286.4U CN207160654U (en) | 2017-08-23 | 2017-08-23 | A kind of adjustable listening room of acoustic efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721058286.4U CN207160654U (en) | 2017-08-23 | 2017-08-23 | A kind of adjustable listening room of acoustic efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207160654U true CN207160654U (en) | 2018-03-30 |
Family
ID=61718182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721058286.4U Expired - Fee Related CN207160654U (en) | 2017-08-23 | 2017-08-23 | A kind of adjustable listening room of acoustic efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207160654U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313618A (en) * | 2017-08-23 | 2017-11-03 | 苏州岸肯电子科技有限公司 | A kind of adjustable listening room of acoustic efficiency |
| CN111255110A (en) * | 2020-03-10 | 2020-06-09 | 东莞瑞森新谱声学科技有限公司 | Automatic-control drawer-type adjustable sound absorption system and control method thereof |
-
2017
- 2017-08-23 CN CN201721058286.4U patent/CN207160654U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313618A (en) * | 2017-08-23 | 2017-11-03 | 苏州岸肯电子科技有限公司 | A kind of adjustable listening room of acoustic efficiency |
| CN111255110A (en) * | 2020-03-10 | 2020-06-09 | 东莞瑞森新谱声学科技有限公司 | Automatic-control drawer-type adjustable sound absorption system and control method thereof |
| CN111255110B (en) * | 2020-03-10 | 2021-04-13 | 东莞瑞森新谱声学科技有限公司 | Automatic-control drawer-type adjustable sound absorption system and control method thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 Termination date: 20190823 |