CN204376726U - Ultrasonic Intelligent cleaning machine power-supply system - Google Patents
Ultrasonic Intelligent cleaning machine power-supply system Download PDFInfo
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- CN204376726U CN204376726U CN201420834491.5U CN201420834491U CN204376726U CN 204376726 U CN204376726 U CN 204376726U CN 201420834491 U CN201420834491 U CN 201420834491U CN 204376726 U CN204376726 U CN 204376726U
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Abstract
A kind of Ultrasonic Intelligent cleaning machine of the utility model power-supply system, described system includes the surge protection circuit be connected in series, input electric cur-rent measure circuit, current rectifying and wave filtering circuit, power driving circuit, isolating transformer, ultrasonic resonator match circuit and ultrasonic transducer, the output of above-mentioned input electric cur-rent measure circuit is connected to DSP signal processor, the output of above-mentioned isolating transformer is connected to DSP signal processor after output voltage zero cross detection circuit and voltage zero-cross trigger waveform shaping circuit, the output of above-mentioned ultrasonic resonator match circuit is connected to DSP signal processor after output current zero cross detection circuit and current over-zero trigger waveform shaping circuit, described DSP signal processor is connected to power driving circuit after pwm signal shaping circuit and drive singal amplifying circuit.A kind of Ultrasonic Intelligent cleaning machine of the utility model power-supply system, cleaning efficiency is high, stable performance and be convenient to the system integration.
Description
Technical field
The utility model relates to a kind of power-supply system, especially relates to a kind of power-supply system on Ultrasonic Intelligent cleaning machine, belongs to power technique fields.
Background technology
Ultrasonic Cleaning starts from early 1950s, because Ultrasonic Cleaning is effective and simple to operate, has been widely used for merchant wire industry;
The principle of supersonic wave cleaning machine is: utilize the high-frequency oscillation signal that supersonic generator sends, convert high frequency mechanical oscillation to by transducer and propagate into medium (as in cleaning solvent), the forward directed radiation of ultrasonic wave density interphase in cleaning fluid, make liquid flow and produce the micro-bubble that ten hundreds of diameters is 50-500 μm, being present in the micro-bubble in liquid and vibrating under the effect of sound field; These bubbles are formed at the negative pressuren zone of ultrasonic wave longitudinal propagation, grow, and at zone of positive pressure, when acoustic pressure reaches certain value, bubble increases rapidly, then closes suddenly; And produce shock wave when bubble closes, around it, produce thousands of atmospheric pressure, destroy insoluble dirt and make them be scattered in cleaning fluid, when group particle is wrapped up in by greasy dirt and is attached on cleaning part surface, oil is emulsified, solids and disengaging, thus reaches the object of cleaning part purification;
At present, conventional Ultrasonic Cleaning electromechanical source mainly contains frequency sweep type ultrasonic power supply and power adjustable formula ultrasonic power two kinds: but they all there are the following problems: normal ultrasound waves cleaning equipment is in steel wire, steel wire rope cleaning use, along with the rising of ultrasonic transducer working temperature and the prolongation of service time, the each side parameter of ultrasonic transducer can be drifted about, ultrasonic power and transducer parameters is caused not to mate (voltage of output, current signal not homophase), ultrasonic power output is decayed, affects cleaning performance;
Above-mentioned two kinds of ultrasonic powers are primarily of surge protection circuit, current rectifying and wave filtering circuit, power driving circuit, isolating transformer, ultrasonic resonator match circuit, frequency setting or frequency sweep circuit, pulse width modulation (hereinafter referred to as PWM) circuit, pwm signal shaping circuit, drive singal amplifying circuit, power setting circuit, power display circuit, auxiliary electric power supply circuit, temperature sensing circuit, failure alarm circuit, radiator fan composition (as shown in Figure 2).What adopt due to its structure is open loop control mode and wherein frequency setting or frequency sweep circuit, PWM circuit, pwm signal shaping circuit, drive singal amplifying circuit, power setting circuit are all analog circuits; In analog circuit, computing function cannot be realized; No matter therefore be that frequency sweep type ultrasonic power supply or power adjustable formula ultrasonic power all cannot detect the data of the output voltage/electric current phase difference of ultrasonic power and automatically calculate ultrasonic wave optimum resonant frequency, especially cannot carry out communication with the PLC in merchant wire Ultrasonic Cleaning Line.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, provides that a kind of cleaning efficiency is high, stable performance and be convenient to the Ultrasonic Intelligent cleaning machine power-supply system of the system integration.
The purpose of this utility model is achieved in that
A kind of Ultrasonic Intelligent cleaning machine power-supply system, described system includes the surge protection circuit, input electric cur-rent measure circuit, current rectifying and wave filtering circuit, power driving circuit, isolating transformer, ultrasonic resonator match circuit and the ultrasonic transducer that are connected in series.
The output of above-mentioned input electric cur-rent measure circuit is connected to DSP signal processor, the output of above-mentioned isolating transformer is connected to DSP signal processor after output voltage zero cross detection circuit and voltage zero-cross trigger waveform shaping circuit, the output of above-mentioned ultrasonic resonator match circuit is connected to DSP signal processor after output current zero cross detection circuit and current over-zero trigger waveform shaping circuit, and described DSP signal processor is connected to power driving circuit after pwm signal shaping circuit and drive singal amplifying circuit.
A kind of Ultrasonic Intelligent cleaning machine of the utility model power-supply system, the model of DSP signal processor is TMS320LF2407.
A kind of Ultrasonic Intelligent cleaning machine of the utility model power-supply system, the output of above-mentioned surge protection circuit is connected to cooling fan and auxiliary electric power supply.
A kind of Ultrasonic Intelligent cleaning machine of the utility model power-supply system, above-mentioned DSP signal processor is connected with power source internal temperature sensing circuit, liquid level detection circuit, communicating circuit, power conditioning circuitry, power display circuit, transducer failure alarm circuit and power failure warning circuit.
The utility model is a kind of Ultrasonic Intelligent cleaning machine power-supply system, and described communicating circuit is MODBUS communicating circuit.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is that the accuracy that Ultrasonic Intelligent cleaning machine power supply provides data operation rapidity and pwm signal provides guarantee by DSP signal processor; Add DSP signal processor and output voltage zero cross detection circuit, voltage zero-cross triggering waveform shaping circuit, output current zero cross detection circuit, current over-zero triggering waveform shaping circuit, therefore DSP signal processor can be poor according to the phase time of the output voltage zero crossing gathered and output current zero crossing, the output of real-time adjustment Ultrasonic Intelligent cleaning machine power supply optimum frequency, makes Ultrasonic Intelligent cleaning machine power supply and ultrasonic transducer be in optimum Working all the time; Improve Ultrasonic Cleaning efficiency; After adding DSP signal processor, can conveniently export RS485 signal, adopt PROFIBUS communications protocol, the utility model can be made to carry out real-time data communication, for the system integration lays the first stone with the PLC of merchant wire Ultrasonic Cleaning Line very easily; Simultaneously because DSP signal processor gathers input current data; so can available protecting Ultrasonic Intelligent cleaning machine power supply when ultrasonic transducer breaks down; the DSP signal processor data that also can provide according to power adjustments in addition; the size of regulation output PWM, thus the size changing Ultrasonic Intelligent cleaning machine output power of power supply.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of the utility model Ultrasonic Intelligent cleaning machine power-supply system.
Fig. 2 is the circuit block diagram of conventional supersonic wave cleaning machine power-supply system.
Embodiment
See Fig. 1, a kind of Ultrasonic Intelligent cleaning machine power-supply system that the utility model relates to, described system includes the surge protection circuit, input electric cur-rent measure circuit, current rectifying and wave filtering circuit, power driving circuit, isolating transformer, ultrasonic resonator match circuit and the ultrasonic transducer that are connected in series, and the output of above-mentioned surge protection circuit links cooling fan and auxiliary electric power supply;
The remarkable difference of this patent and prior art is: the output of above-mentioned input electric cur-rent measure circuit is connected to DSP signal processor, simultaneously, the output of above-mentioned isolating transformer is connected to DSP signal processor after output voltage zero cross detection circuit and voltage zero-cross trigger waveform shaping circuit, the output of above-mentioned ultrasonic resonator match circuit is connected to DSP signal processor after output current zero cross detection circuit and current over-zero trigger waveform shaping circuit, described DSP signal processor is connected to power driving circuit after pwm signal shaping circuit and drive singal amplifying circuit,
Meanwhile, above-mentioned DSP signal processor is connected with power source internal temperature sensing circuit, liquid level detection circuit, MODBUS communicating circuit, power conditioning circuitry, power display circuit, transducer failure alarm circuit and power failure warning circuit;
In this patent, the model of DSP signal processor is TMS320LF2407, and this DSP signal processor tool has the following advantages:
1, DSP have employed special hardware multiplier and multiplying order and accumulator, therefore can complete within the single instruction cycle and take advantage of/add operation, improves arithmetic speed;
2, DSP have employed Harvard's bus structures of Harvard's bus structures that program and data separate or correction, makes DSP can complete fetch program and accessing operation number within a clock cycle, greatly improves the new energy of speed;
3, DSP is the particular/special requirement meeting the Digital Signal Processing such as FFT, convolution, and DSP is provided with in command system " cyclic addressing " and " bit-reversed " makes addressing, the speed of sequence improves greatly, in the rapidity of the present sequential operation speed of final body;
4, DSP Embedded Flash and dual port RAM, substantially increases the read or write speed of data;
5, DSP arranges the task manager (EV) that can produce PWM specially, and user can be used for easily generating PWM ripple and complete functions such as regulating dead band;
The output voltage crossover point signal of above-mentioned output voltage zero cross detection circuit to isolating transformer gathers, and this signal is supplied to the process of voltage zero-cross triggering waveform shaping circuit simultaneously and obtains desirable voltage over zero triggering waveform; Voltage zero-cross triggers waveform shaping circuit and is supplied to DSP signal processor voltage over zero triggering signal;
The output current crossover point signal of above-mentioned output current zero cross detection circuit to isolating transformer gathers, and this signal is supplied to the process of current over-zero triggering waveform shaping circuit simultaneously and obtains desirable current zero-crossing point triggering waveform; Current over-zero triggers waveform shaping circuit and is supplied to DSP signal processor current zero-crossing point triggering signal;
Above-mentioned DSP signal processor adjusts the rate-adaptive pacemaker of pwm signal according to the voltage and current zero crossing triggering signal phase time difference collected, this rate-adaptive pacemaker provides pwm signal to drive singal amplifying circuit after the process of pwm signal shaping circuit, after drive singal amplifying circuit carries out power amplification the pwm signal obtained, out-put supply drive singal is to power driving circuit, power driving circuit carries out high-frequency drive conversion according to the signal obtained to isolating transformer, makes Ultrasonic Cleaning electromechanical source output ultrasonic wave frequency;
When the voltage zero-cross triggering signal that DSP obtains and the phase time difference of current over-zero triggering signal minimum time, the pwm signal frequency that DSP exports is exactly the optimum resonant frequency that Ultrasonic Cleaning electromechanical source exports.
Meanwhile, in the course of the work, the input current signal of input electric cur-rent measure to Ultrasonic Cleaning electromechanical source gathers, and the data gathered is supplied to DSP simultaneously and calculates; DSP judges power failure or ultrasonic transducer fault according to the data calculated, as broken down, cut-out pwm signal exports, and makes Ultrasonic Cleaning electromechanical source be in off-mode and provides alarm signal to report to the police to the warning of the power failure of correspondence or transducer failure alarm circuit.
And, operating personnel carry out the adjustment of supersonic wave cleaning machine output power of power supply by power conditioning circuitry, power conditioning circuitry is supplied to dsp processor these data, dsp processor can regulate the size of the pulse duration of PWM according to these data, the final size regulating supersonic wave cleaning machine output power of power supply;
The temperature of above-mentioned power source internal temperature sensing circuit to power source internal detects, and temperature data is supplied to DSP circuit simultaneously, according to these data, DSP circuit judges whether that warning and powered-down PWM export;
Above-mentioned level sensing detects liquid level in merchant wire ultrasonic cleaner, liquid-level switch data is supplied to DSP circuit simultaneously, according to these data, DSP circuit judges whether that unlatching or powered-down PWM export;
Above-mentioned MODBUS communicating circuit can make DSP signal processor and merchant wire Ultrasonic Cleaning Line controller PLC carry out data communication, for the system integration provides basis;
Power display is used for showing Ultrasonic Intelligent cleaning machine electric power output voltage current data in real time;
Above-mentioned surge protection circuit output links cooling fan input, and cooling fan can carry out air blast cooling heat radiation to Ultrasonic Intelligent power case; Surge protection circuit output links auxiliary electric power supply input, and auxiliary electric power supply is to Energy control, data acquisition, and the internal circuits such as alarm indication MODBUS are powered;
The utility model is a kind of Ultrasonic Intelligent cleaning machine power supply arrived after improveing existing Ultrasonic Cleaning electromechanical source.The utility model facilitates the operation of personnel, accomplishes that merchant wire Ultrasonic Cleaning is produced " simplifying, intelligent ", improves merchant wire Ultrasonic Cleaning efficiency.
In addition: it should be noted that above-mentioned embodiment is only a prioritization scheme of this patent, any change that those skilled in the art does according to above-mentioned design or improvement, all within the protection range of this patent.
Claims (4)
1. a Ultrasonic Intelligent cleaning machine power-supply system; described system includes the surge protection circuit, input electric cur-rent measure circuit, current rectifying and wave filtering circuit, power driving circuit, isolating transformer, ultrasonic resonator match circuit and the ultrasonic transducer that are connected in series, it is characterized in that:
The output of above-mentioned input electric cur-rent measure circuit is connected to DSP signal processor, the output of above-mentioned isolating transformer is connected to DSP signal processor after output voltage zero cross detection circuit and voltage zero-cross trigger waveform shaping circuit, the output of above-mentioned ultrasonic resonator match circuit is connected to DSP signal processor after output current zero cross detection circuit and current over-zero trigger waveform shaping circuit, and described DSP signal processor is connected to power driving circuit after pwm signal shaping circuit and drive singal amplifying circuit.
2. a kind of Ultrasonic Intelligent cleaning machine power-supply system as claimed in claim 1, is characterized in that: the model of DSP signal processor is TMS320LF2407.
3. a kind of Ultrasonic Intelligent cleaning machine power-supply system as claimed in claim 1 or 2, is characterized in that: above-mentioned DSP signal processor is connected with power source internal temperature sensing circuit, liquid level detection circuit, communicating circuit, power conditioning circuitry, power display circuit, transducer failure alarm circuit and power failure warning circuit.
4. a kind of Ultrasonic Intelligent cleaning machine power-supply system as claimed in claim 3, is characterized in that: described communicating circuit is MODBUS communicating circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420834491.5U CN204376726U (en) | 2014-12-25 | 2014-12-25 | Ultrasonic Intelligent cleaning machine power-supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420834491.5U CN204376726U (en) | 2014-12-25 | 2014-12-25 | Ultrasonic Intelligent cleaning machine power-supply system |
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| CN204376726U true CN204376726U (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420834491.5U Expired - Fee Related CN204376726U (en) | 2014-12-25 | 2014-12-25 | Ultrasonic Intelligent cleaning machine power-supply system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105717831A (en) * | 2016-01-25 | 2016-06-29 | 深圳市德知拓电源技术有限公司 | Impedance matching system and method and control system of supersonic power supply |
| CN106357149A (en) * | 2016-11-04 | 2017-01-25 | 哈尔滨工业大学深圳研究生院 | Automatic impedance matching ultrasonic circuit driver and automatic dynamic matching method thereof |
| CN107900024A (en) * | 2017-12-21 | 2018-04-13 | 徐州振丰超声电子有限公司 | Ultrasonic cleaner logging |
| CN108339803A (en) * | 2018-02-06 | 2018-07-31 | 深圳市佳源达科技有限公司 | Ultrasonic cleaning equipment |
| CN110827746A (en) * | 2019-11-05 | 2020-02-21 | 天津市英贝特航天科技有限公司 | CPCI power supply based on data acquisition and monitoring |
| CN113787050A (en) * | 2021-09-27 | 2021-12-14 | 韶关市洁盟超声科技有限公司 | Ultrasonic cleaner with controllable ultrasonic output waveform |
-
2014
- 2014-12-25 CN CN201420834491.5U patent/CN204376726U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105717831A (en) * | 2016-01-25 | 2016-06-29 | 深圳市德知拓电源技术有限公司 | Impedance matching system and method and control system of supersonic power supply |
| CN106357149A (en) * | 2016-11-04 | 2017-01-25 | 哈尔滨工业大学深圳研究生院 | Automatic impedance matching ultrasonic circuit driver and automatic dynamic matching method thereof |
| CN107900024A (en) * | 2017-12-21 | 2018-04-13 | 徐州振丰超声电子有限公司 | Ultrasonic cleaner logging |
| CN108339803A (en) * | 2018-02-06 | 2018-07-31 | 深圳市佳源达科技有限公司 | Ultrasonic cleaning equipment |
| CN110827746A (en) * | 2019-11-05 | 2020-02-21 | 天津市英贝特航天科技有限公司 | CPCI power supply based on data acquisition and monitoring |
| CN113787050A (en) * | 2021-09-27 | 2021-12-14 | 韶关市洁盟超声科技有限公司 | Ultrasonic cleaner with controllable ultrasonic output waveform |
| CN113787050B (en) * | 2021-09-27 | 2023-08-18 | 韶关市洁盟超声科技有限公司 | Ultrasonic cleaner with controllable ultrasonic output waveform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20181225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |