CN203191752U - Intelligent controller with digital nozzle and self-adaptive to audio signals - Google Patents
Intelligent controller with digital nozzle and self-adaptive to audio signals Download PDFInfo
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- CN203191752U CN203191752U CN 201320169284 CN201320169284U CN203191752U CN 203191752 U CN203191752 U CN 203191752U CN 201320169284 CN201320169284 CN 201320169284 CN 201320169284 U CN201320169284 U CN 201320169284U CN 203191752 U CN203191752 U CN 203191752U
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Abstract
The utility model discloses an intelligent controller with a digital nozzle and self-adaptive to audio signals. The intelligent controller comprises a microprocessor, an audio signal interface circuit, a synchronous mode setting circuit, a stepper motor driver control interface, a lamplight output control interface, and a frequency converter control interface, wherein the microprocessor is connected with the audio signal interface circuit, the synchronous mode setting circuit, the stepper motor driver control interface, the lamplight output control interface and the frequency converter control interface respectively; the microprocessor is used for signal frequency measurement and rhythm extraction, and capable of analysing the audio signals, and identifying and extracting musical elements; the audio signal interface circuit is used for receiving the original audio signals, and amplifying, denoising and rectifying the original audio signals; and the synchronous mode setting circuit is used for controlling the synchronous relationship between the output control signal of the controller and the audio signals. The intelligent controller disclosed by the utility model is simple in control mode, free from manual intervention, capable of achieving the harmony and unity of water, sound and light, and self-adaptive to different audio signals.
Description
Technical field
The utility model relates to a kind of digital printhead controller, especially relates to a kind of digital shower nozzle intelligent controller of adaptive audio signal.
Background technology
The music fountain performance is similar with stage performance, requires " water, sound, light " to use simultaneously.At present, the harmony of " water, sound, light " is more and more emphasized in the music fountain field, and digital shower nozzle is to realize this unified critical piece.Existing digital shower nozzle can realize that three dimensions waves arbitrarily by Stepping Motor Control, realizes the adjustable of height of spraying water by the control frequency converter.The control system of this digital shower nozzle comprises step motor control, Frequency Converter Control, light control etc., and the traditional control method of these parts has nothing in common with each other, and causes whole digital shower nozzle control mode more complicated; Make their collaborative works, unified control ratio is difficulty, and especially a plurality of digital shower nozzles are fitted to each other and form in the special water type effect.
CN202533771U discloses a kind of digital shower nozzle intelligent controller based on the DMX agreement on November 14th, 2012, the DMX agreement is introduced the control of the digital shower nozzle of music fountain, above-mentioned different execution units are considered as different passages under the DMX agreement, greatly reduce music fountain design configuration and control difficulty by unified agreement.But sort controller needs the user on PC sound signal to be analyzed in use, produces corresponding DMX control signal, and this has proposed higher Music Appreciation requirement and program capability to the operator.
The utility model content
Technical problem to be solved in the utility model is, provides a kind of not only control mode simple, and the digital shower nozzle intelligent controller of the adaptive audio signal that can directly analyze sound signal.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of digital shower nozzle intelligent controller of adaptive audio signal, comprise microprocessor, audio signal interface circuit, synchronous mode initialization circuit, stepper motor driver control interface, light output control interface, Frequency Converter Control interface, described microprocessor links to each other with audio signal interface circuit, synchronous mode initialization circuit, stepper motor driver control interface, light output control interface, Frequency Converter Control interface respectively;
Described microprocessor is used for the signal frequency measurement, rhythm extracts, can analyze sound signal, carry out identification and the extraction of music element, analysis result based on sound signal produces corresponding control signal, goes to drive corresponding topworks by stepper motor driver control interface, light output control interface, Frequency Converter Control interface;
Described audio signal interface circuit is used for receiving original audio signal and with its amplification, denoising, rectification are the physical channels that external audio signal enters microprocessor;
Described synchronous mode initialization circuit is used for the output control signal of the described controller of control and the synchronized relation of sound signal.
Further, described audio signal interface circuit comprises buffering amplification module and the analog-to-digital conversion module that connects successively, and described buffering amplification module is the secondary resaistance-capacity coupling circuit, and the first order is the common emitter follow circuit, and the second level is the common emitter amplifying circuit;
Described buffering amplification module be used for to receive original audio signal and with its amplification, denoising and rectification; The analog signal conversion that described analog-to-digital conversion module is used for described buffering amplification module output is digital signal.
Further, be provided with photoelectric isolating circuit between the IO mouth of described microprocessor and the stepper motor driver control interface, described photoelectric isolating circuit is optocoupler TLP521.
Further, be provided with pwm signal generation circuit between the IO mouth of described microprocessor and the light output control interface, described pwm signal generation circuit is SM8015 mode PWM controlled chip.
Further, be provided with D/A converting circuit and voltage-current converter circuit between the IO mouth of described microprocessor and the Frequency Converter Control interface, described D/A converting circuit links to each other with voltage-current converter circuit.
The utility model can be analyzed by the direct received audio signal of microprocessor and to it, based on analyzing the control signal that the gained result produces stepper motor driver, frequency converter and light output circuit, drive corresponding topworks, thereby realize that the nozzle of controlling digital shower nozzle based on sound signal waves position, water spray height, lighting effects, make the water type of digital shower nozzle, light can the adaptive audio signal.
Compared with prior art, the utility model control mode is simple, does not need manual intervention, can make " water, sound, light " can reach harmony, and can the different sound signal of self-adaptation.
Description of drawings
Fig. 1 is the electrical block diagram of the utility model embodiment;
Fig. 2 is synchronous mode initialization circuit interface synoptic diagram embodiment illustrated in fig. 1;
Fig. 3 is the circuit diagram of the buffering amplification module in the audio signal interface circuit embodiment illustrated in fig. 1;
Fig. 4 is digital shower nozzle traditional control method synoptic diagram;
Fig. 5 is sound signal control synoptic diagram embodiment illustrated in fig. 1.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
With reference to Fig. 1, present embodiment comprises microprocessor 1-1, audio signal interface circuit 1-2, synchronous mode initialization circuit 1-3, stepper motor driver control interface 1-4, light output control interface 1-5, Frequency Converter Control interface 1-6, and described microprocessor 1-1 links to each other with audio signal interface circuit 1-2, synchronous mode initialization circuit 1-3, stepper motor driver control interface 1-4, light output control interface 1-5, Frequency Converter Control interface 1-6 respectively;
Described microprocessor 1-1 is used for the signal frequency measurement, rhythm extracts, can analyze sound signal, carry out identification and the extraction of music element, analysis result based on sound signal produces corresponding control signal, goes to drive corresponding topworks by stepper motor driver control interface 1-4, light output control interface 1-5, Frequency Converter Control interface 1-6; Described audio signal interface circuit 1-2 is used for receiving original audio signal and with its amplification, denoising, rectification are the physical channels that external audio signal enters microprocessor; Described synchronous mode initialization circuit 1-3 is used for the output control signal of the described controller of control and the synchronized relation of sound signal.
Be provided with photoelectric isolating circuit 1-7 between the IO mouth of described microprocessor 1-1 and the stepper motor driver control interface 1-4, described photoelectric isolating circuit is optocoupler TLP521; Be provided with pwm signal generation circuit 1-8 between the IO mouth of described microprocessor 1-1 and the light output control interface 1-5, described pwm signal generation circuit is SM8015 mode PWM controlled chip; Be provided with D/A converting circuit (D/A) 1-9 and voltage-current converter circuit (V/I) 1-10 between the IO mouth of described microprocessor 1-1 and the Frequency Converter Control interface 1-6, described D/A converting circuit 1-9 links to each other with voltage-current converter circuit 1-10.
With reference to Fig. 2, described synchronous mode initialization circuit 1-3 is used for the output control signal of this controller of control and the synchronized relation of sound signal, adopts the adjustable potentiometer knob; Described adjustable potentiometer knob directly links to each other with analog to digital conversion (A/D) interface of microprocessor; The potentiometer knob input signal has determined the output control signal of this controller to lag behind the time of sound signal.When the scale position of potentiometer knob was in minimum position (Min), the actuating mechanism controls signal of this controller output and the sound signal of input were synchronous; When the scale position of potentiometer knob gradually to maximum position (Max) near the time, the sound signal time of the actuating mechanism controls signal lag input of controller output is increasing.Based on this synchronous mode initialization circuit, a plurality of controllers can be realized synchronous working or asynchronous working.If any N controller, the synchronization settings knob of each controller all is in same position, then this N digital shower nozzle synchronous working; By adjusting N controller synchronous adjustment button separately, the time that makes the output control signal of No. 1 controller lag behind sound signal is t
1, the time that the output control signal of No. 2 controllers lags behind sound signal is t
2The time that the output control signal of N controller lags behind sound signal is t
N, then N shower nozzle produces action successively under same sound signal, forms a kind of asynchronous action sequence, increased dynamic U.S. of music fountain.
With reference to Fig. 3, described audio signal interface circuit 1-2 comprises buffering amplification module and the analog-to-digital conversion module that connects successively; Described buffering amplification module is the secondary resaistance-capacity coupling circuit, and the first order is the common emitter follow circuit, and the second level is the common emitter amplifying circuit; Described buffering amplification module be used for to receive original audio signal and with its amplification, denoising and rectification; The analog signal conversion that described analog-to-digital conversion module is used for described buffering amplification module output is digital signal.
With reference to Fig. 4, digital shower nozzle traditional control method is to adopt different separately signals to control corresponding execution unit, and this makes the control system more complicated, and host computer Configuration Design person is had relatively high expectations.With reference to Fig. 5, the direct received audio signal of present embodiment, analyze the back and produce step motor control signal, inverter control signal, light controling signal, drive corresponding topworks, thereby that controls digital shower nozzle waves position, water spray height, lighting effects, makes water type, light collaborative work under the control of same sound signal of digital shower nozzle.
The sound signal control synoptic diagram of present embodiment as shown in Figure 5.Controlling execution unit based on sound signal is by the microprocessor that is loaded with firmware program, and the algorithm in the firmware program realizes that mainly function comprises signal frequency measurement, rhythm extraction etc.The energy of sound signal be used for controlling the water colunm height of nozzle and nozzle to wave angle-audio signal energies more big, nozzle institute water jet column is more high, the angle of waving is more big; Audio signal energies is more little, and nozzle institute water jet column is more low, and the angle of waving is more little.Microprocessor in the present embodiment carries out Energy extraction to the sound signal of input, produce the control signal of frequency converter based on the result, through the D/A(digital-to-analog conversion) and V/I(electric current and voltage conversion) output frequency and voltage that 4～20mA normalized current signal removes to control frequency converter obtained, thereby flow and the lift of control water pump make nozzle water spray height change with sound signal; Based on the result of Energy extraction, the microprocessor of present embodiment comes the angle of control step motor rotation by the number of control step motor driver input pulse signal, thereby controls the angle of waving of nozzle.The rhythm of sound signal is used for controlling nozzle and waves speed, light pace of change and pump head pace of change.Microprocessor in the present embodiment carries out rhythm to the sound signal of input and extracts, and the frequency based on the result produces the pulse input signal of stepper motor driver further changes nozzle and waves speed; Produce the control signal of frequency converter similarly based on result's variation, make the rate of change of control signal adapt to the rhythm of sound signal, thereby controlled the pump head pace of change.
In sum, the utility model can directly be analyzed sound signal, does not need manual intervention, compare tradition control, control system and control mode are simplified greatly, make " water, sound, light " can reach harmony, and can the different sound signal of self-adaptation.
Claims (5)
1. the digital shower nozzle intelligent controller of an adaptive audio signal, it is characterized in that: comprise microprocessor, audio signal interface circuit, synchronous mode initialization circuit, stepper motor driver control interface, light output control interface, Frequency Converter Control interface, described microprocessor links to each other with audio signal interface circuit, synchronous mode initialization circuit, stepper motor driver control interface, light output control interface, Frequency Converter Control interface respectively;
Described microprocessor is used for the signal frequency measurement, rhythm extracts, can analyze sound signal, carry out identification and the extraction of music element, analysis result based on sound signal produces corresponding control signal, goes to drive corresponding topworks by stepper motor driver control interface, light output control interface, Frequency Converter Control interface;
Described audio signal interface circuit is used for receiving original audio signal and with its amplification, denoising, rectification are the physical channels that external audio signal enters microprocessor;
Described synchronous mode initialization circuit is used for the output control signal of the described controller of control and the synchronized relation of sound signal.
2. the digital shower nozzle intelligent controller of adaptive audio signal according to claim 1, it is characterized in that: described audio signal interface circuit comprises buffering amplification module and the analog-to-digital conversion module that connects successively, described buffering amplification module is the secondary resaistance-capacity coupling circuit, the first order is the common emitter follow circuit, and the second level is the common emitter amplifying circuit;
Described buffering amplification module be used for to receive original audio signal and with its amplification, denoising and rectification; The analog signal conversion that described analog-to-digital conversion module is used for described buffering amplification module output is digital signal.
3. the digital shower nozzle intelligent controller of adaptive audio signal according to claim 1 and 2, it is characterized in that: be provided with photoelectric isolating circuit between the IO mouth of described microprocessor and the stepper motor driver control interface, described photoelectric isolating circuit is optocoupler TLP521.
4. the digital shower nozzle intelligent controller of adaptive audio signal according to claim 1 and 2, it is characterized in that: be provided with pwm signal generation circuit between the IO mouth of described microprocessor and the light output control interface, described pwm signal generation circuit is SM8015 mode PWM controlled chip.
5. the digital shower nozzle intelligent controller of adaptive audio signal according to claim 1 and 2, it is characterized in that: be provided with D/A converting circuit and voltage-current converter circuit between the IO mouth of described microprocessor and the Frequency Converter Control interface, described D/A converting circuit links to each other with voltage-current converter circuit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320169284 CN203191752U (en) | 2013-04-08 | 2013-04-08 | Intelligent controller with digital nozzle and self-adaptive to audio signals |
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| CN 201320169284 CN203191752U (en) | 2013-04-08 | 2013-04-08 | Intelligent controller with digital nozzle and self-adaptive to audio signals |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103599864A (en) * | 2013-11-26 | 2014-02-26 | 江苏大学 | Variable range sprinkling controller for lawn sprinklers |
| CN104539769A (en) * | 2015-01-28 | 2015-04-22 | 广东欧珀移动通信有限公司 | Method and system for controlling rotation of flashlight of mobile terminal |
| CN105487580A (en) * | 2015-11-19 | 2016-04-13 | 北京工业大学 | Real-time output optical wavelength and intensity control system of audio signal |
| CN107172528A (en) * | 2017-06-20 | 2017-09-15 | 胡振强 | Microlandschaft tabletop sound |
| CN108897251A (en) * | 2018-06-27 | 2018-11-27 | 合肥草木蕃景生态科技有限公司 | A kind of scenic spot square fountain control system |
-
2013
- 2013-04-08 CN CN 201320169284 patent/CN203191752U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103599864A (en) * | 2013-11-26 | 2014-02-26 | 江苏大学 | Variable range sprinkling controller for lawn sprinklers |
| CN104539769A (en) * | 2015-01-28 | 2015-04-22 | 广东欧珀移动通信有限公司 | Method and system for controlling rotation of flashlight of mobile terminal |
| CN104539769B (en) * | 2015-01-28 | 2017-06-30 | 广东欧珀移动通信有限公司 | The method and system that a kind of flash lamp of control mobile terminal is rotated |
| CN105487580A (en) * | 2015-11-19 | 2016-04-13 | 北京工业大学 | Real-time output optical wavelength and intensity control system of audio signal |
| CN107172528A (en) * | 2017-06-20 | 2017-09-15 | 胡振强 | Microlandschaft tabletop sound |
| CN108897251A (en) * | 2018-06-27 | 2018-11-27 | 合肥草木蕃景生态科技有限公司 | A kind of scenic spot square fountain control system |
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