CN207443109U - A kind of performing art centre reverberation audio wall unit and control system - Google Patents
A kind of performing art centre reverberation audio wall unit and control system Download PDFInfo
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- CN207443109U CN207443109U CN201721598847.XU CN201721598847U CN207443109U CN 207443109 U CN207443109 U CN 207443109U CN 201721598847 U CN201721598847 U CN 201721598847U CN 207443109 U CN207443109 U CN 207443109U
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- stepper motor
- wall unit
- reverberation audio
- audio wall
- reverberation
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Abstract
The utility model discloses a kind of performing art centre reverberation audio wall unit and control systems,Reverberation audio wall unit is mainly made of cross section for the toning board of equilateral triangle,There are three the different vertical sides of acoustic absorptivity for toning board tool,Each toning board can independently rotate under the drive of stepper motor,It can be by changing sound-absorbing face,Adjustment audio is realized in the combination of reflecting surface and half sound-absorbing semi-reflective surface,Also audio can be enable to be adjusted with music rhythm or scene dynamic,Main controller passes through the communications such as RS485 controlling bus and each controllor for step-by-step motor in control system,Main controller controls the controllor for step-by-step motor of each reverberation audio wall unit by RS485 controlling bus,The stepper motor driver of each reverberation audio wall unit enables each stepper motor of gate order Time-sharing control by stepper motor again,It realizes using a main controller,Few stepper motor driver can be realized as the state control of each toning board,System structure is simple,Low cost,It is easy for construction.
Description
Technical field
The utility model is related to the audio walls of a kind of metope, particularly a kind of performing art centre.
Background technology
Performing art centre needs good audio, and current performing art centre is using rationally setting sound equipment position and quantity etc. side
Formula makes audio everywhere in performing art centre（Volume, echo etc.）It reaching unanimity, the sound system cost of this performing art centre is high,
Dynamic is not strong.
The content of the invention
For overcome the deficiencies in the prior art, the utility model, which provides one kind, can change audio, the strong performing art of dynamic
Center reverberation audio wall unit and control system.
Technical solution is used by the utility model solves its technical problem：
A kind of performing art centre reverberation audio wall unit, including upper bracket and lower carriage, between the upper bracket and lower carriage
Several vertically disposed toning boards are installed, the upper end of the toning board is hinged by upper hinge shaft and the upper bracket, and lower end leads to
Down hinge is crossed to be hinged with the lower carriage；The cross section of the toning board be equilateral triangle, three vertical sides of the toning board
In face, a face is sound-absorbing face, and a face is reflecting surface, and a face is half sound-absorbing semi-reflective surface；The upper hinge shaft is equipped with step
Stepper motor is provided with position-detection sensor at the stepper motor or toning board.
The acoustic absorptivity in the sound-absorbing face is more than 0.98；The acoustic absorptivity of the reflecting surface is less than 0.03；Half sound-absorbing
The acoustic absorptivity 0.45-0.55 of semi-reflective surface.
A kind of control system suitable for above-mentioned performing art centre reverberation audio wall, including main controller and with each reverberation audio wall
The corresponding controllor for step-by-step motor of unit；The main controller is connected with operation panel, WIFI module and display screen；The stepping electricity
Position-detection sensor in machine controller and each reverberation audio wall unit is communicated by RS485 controlling bus；The stepping electricity
The output terminal of machine controller is connected with stepper motor driver, and the output terminal of the stepper motor driver is connected with stepper motor
Enabled gate, the stepper motor enable the stepping electricity that gate is provided in reverberation audio wall unit where connecting it
The motor drive terminal of machine.
The beneficial effects of the utility model are：
1st, the reverberation audio wall unit of the utility model is mainly made of cross section for the toning board of equilateral triangle, toning board
Have there are three the different vertical side of acoustic absorptivity, each toning board can independently rotate under the drive of stepper motor, this structure
Reverberation audio wall unit can realize adjustment audio by changing the combination in sound-absorbing face, reflecting surface and half sound-absorbing semi-reflective surface, also can
Audio is enable to be adjusted with music rhythm or scene dynamic.
2nd, the main controller of the utility model passes through the communications such as RS485 controlling bus and each controllor for step-by-step motor, main controller
The controllor for step-by-step motor of each reverberation audio wall unit, the stepping of each reverberation audio wall unit are controlled by RS485 controlling bus
Motor driver enables each stepper motor of gate order Time-sharing control by stepper motor again, realize using a main controller,
Few stepper motor driver can be realized as the state control of each toning board, and system structure is simple, low cost, construction party
Just.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the reverberation audio wall cell schematics of the utility model；
Fig. 2 is the control system architecture figure of the utility model.
Specific embodiment
Reference Fig. 1, a kind of performing art centre reverberation audio wall unit, including upper bracket 1 and lower carriage 2,1 He of upper bracket
Several vertically disposed toning boards 3 are installed, the upper end of the toning board passes through upper hinge shaft 4 and the upper branch between lower carriage 2
Frame 1 is hinged, and lower end is hinged by down hinge 5 and the lower carriage 2；The cross section of the toning board 3 be equilateral triangle, the tune
In the vertical side of three of soundboard, a face is sound-absorbing face, and a face is reflecting surface, and a face is half sound-absorbing semi-reflective surface；Institute
It states hinge shaft 4 and stepper motor 6 is installed（Stepper motor 6 passes through 1:50 worm type of reduction gearing are connected with upper hinge shaft 4）, the step
Position-detection sensor 7 is provided at stepper motor 6 or toning board 3, in the present embodiment, position-detection sensor 7 is by photoelectric transfer
Sensor and the lenticular lenses coaxial with stepper motor 6 composition, since upper hinge shaft 4 and stepper motor 6 are linkages, by detecting stepping
The position of lenticular lenses can be obtained by the position where each face of toning board and the angle of rotation on motor 6.
The sound-absorbing face is provided with the aperture of matrix arrangement, and the inner surface and the outer surface in sound-absorbing face posts superfine glass
Cotton, acoustic absorptivity are more than 0.98.The reflecting surface is smooth organic glass, and acoustic absorptivity is less than 0.03.Described half inhales
Sound semi-reflective surface is the wooden boards or plastic plate for the aperture for being provided with matrix arrangement, and acoustic absorptivity 0.45-0.55 is each to adjust
Soundboard can independently rotate under the drive of stepper motor, and the reverberation audio wall unit of this structure can be by changing sound-absorbing face, reflection
Adjustment audio is realized in the combination of face and half sound-absorbing semi-reflective surface, and audio can also be enable to be adjusted with music rhythm or scene dynamic
It is whole.
With reference to Fig. 2, a kind of control system suitable for above-mentioned performing art centre reverberation audio wall, including main controller 8（ARM32
Microcontroller）Controllor for step-by-step motor 9 corresponding with each reverberation audio wall unit.Before square performing art centre stage is generally adjacent to
Wall, front wall are generally not reverberation audio wall, and Hou Qiang, Zuo Qiang and right wall are reverberation audio wall, it is considered that, Hou Qiang, Zuo Qiang and the right side
Wall is respectively a reverberation audio wall unit, can also be by several reverberation audio wall unit structures if the length of single wall is larger
Into for example rear wall of a perpend wall etc..
The main controller 8 is connected with operation panel 10, WIFI module 11 and display screen 12（One performing art centre only sets one
A main controller, operation panel, WIFI module and display screen）；Operation panel 10 is touch panel, is provided with Zuo Qiang, You Qiang, rear wall
（It is Zuo Qiang, You Qiang in Fig. 2, the control system of three face wall of rear wall）, sound-absorbing face, reflecting surface, half sound-absorbing semi-reflective surface, scene one,
Scene two, scene three（Scene needs to preset the position of each toning board, is stored in main controller or in operation panel）Wait work(
It can button.Display screen 12 is LCD display, shows the position of each toning board.WIFI module 11 be wireless communication module, Ke Yitong
Cross the remote controls such as mobile phone, ipad, PC of wireless connection.
The controllor for step-by-step motor 9（The quantity of one performing art centre controllor for step-by-step motor and performing art centre reverberant sound
The quantity for imitating wall unit is equal）With the position-detection sensor 7 in each reverberation audio wall unit（One performing art centre position detection
The quantity of sensor is equal with the quantity of toning board）It is communicated by RS485 controlling bus；The controllor for step-by-step motor 9 it is defeated
Outlet is connected with stepper motor driver 13（The quantity of one performing art centre stepper motor driver and controllor for step-by-step motor
Quantity is equal）, the output terminal of the stepper motor driver 13 is connected with stepper motor and enables gate 14（One performing art centre
The quantity that stepper motor enables gate is equal with the quantity of stepper motor driver）, the stepper motor enables gate 14
It is provided with the motor drive terminal of the stepper motor in reverberation audio wall unit where connecting it.Stepper motor enables gate
14 be sequence switch module, and Time sequence control may be employed, and first group of motor drive terminal first is defeated to first stepper motor
Go out the order of a forward/reverse and rotational angle, after first toning board is waited to rotate in place, second group of motor drive terminal is given
Second stepper motor exports the order of a forward/reverse and rotational angle, and order completes a reverberation audio wall list successively
The audio adjustment of member（Each reverberation audio wall unit is relatively independent, and each reverberation audio wall unit can act simultaneously, can also divide
It does not move work）, realize the state control that can be realized as each toning board using a main controller, few stepper motor driver,
System structure is simple, low cost, easy for construction.
Claims (5)
1. a kind of performing art centre reverberation audio wall unit, it is characterised in that it include upper bracket and lower carriage, the upper bracket and
Several vertically disposed toning boards are installed, the upper end of the toning board is cut with scissors by upper hinge shaft and the upper bracket between lower carriage
It connects, lower end is hinged by down hinge and the lower carriage；The cross section of the toning board be equilateral triangle, the three of the toning board
In a vertical side, a face is sound-absorbing face, and a face is reflecting surface, and a face is half sound-absorbing semi-reflective surface；The upper hinge shaft
Stepper motor is installed, position-detection sensor is provided at the stepper motor or toning board.
2. performing art centre reverberation audio wall unit according to claim 1, it is characterised in that the sound absorption system in the sound-absorbing face
Number is more than 0.98.
3. performing art centre reverberation audio wall unit according to claim 1, it is characterised in that the sound absorption system of the reflecting surface
Number is less than 0.03.
4. performing art centre reverberation audio wall unit according to claim 1, it is characterised in that the half sound-absorbing semi-reflective surface
Acoustic absorptivity 0.45-0.55.
5. a kind of performing art centre reverberation audio wall control system, it is characterised in that it include main controller and with each reverberation audio wall list
The corresponding controllor for step-by-step motor of member；The main controller is connected with operation panel, WIFI module and display screen；The stepper motor
Position-detection sensor in controller and each reverberation audio wall unit is communicated by RS485 controlling bus；The stepper motor
The output terminal of controller is connected with stepper motor driver, and the output terminal of the stepper motor driver, which is connected with stepper motor, to be made
Energy gate, the stepper motor enable the stepper motor that gate is provided in reverberation audio wall unit where connecting it
Motor drive terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721598847.XU CN207443109U (en) | 2017-11-27 | 2017-11-27 | A kind of performing art centre reverberation audio wall unit and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721598847.XU CN207443109U (en) | 2017-11-27 | 2017-11-27 | A kind of performing art centre reverberation audio wall unit and control system |
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| CN207443109U true CN207443109U (en) | 2018-06-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107750034A (en) * | 2017-11-27 | 2018-03-02 | 中山路得斯空调有限公司 | A kind of performing art centre reverberation audio wall unit and control system |
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2017
- 2017-11-27 CN CN201721598847.XU patent/CN207443109U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107750034A (en) * | 2017-11-27 | 2018-03-02 | 中山路得斯空调有限公司 | A kind of performing art centre reverberation audio wall unit and control system |
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Address after: 528400 4th floor, building 1, Daling Industrial Zone, Torch Development Zone, Zhongshan City, Guangdong Province Patentee after: Guangdong ludes Environmental Technology Co.,Ltd. Address before: 528400 4th floor, building 1, Daling Industrial Zone, Torch Development Zone, Zhongshan City, Guangdong Province Patentee before: ZHONGSHAN LOTUSAIR Co.,Ltd. |