CN204733083U - Fractal ultrasonic power - Google Patents
Fractal ultrasonic power Download PDFInfo
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- CN204733083U CN204733083U CN201520403549.5U CN201520403549U CN204733083U CN 204733083 U CN204733083 U CN 204733083U CN 201520403549 U CN201520403549 U CN 201520403549U CN 204733083 U CN204733083 U CN 204733083U
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Abstract
The utility model discloses a kind of fractal ultrasonic power, comprise controller, controller and LCD display, keyboard, separate signal generator is connected, controller is by the first protective circuit and current rectifying and wave filtering circuit, first drive circuit is connected, entire filter wave circuit access civil power, Fractal Signal generator is respectively by the first drive circuit, second drive circuit and DC chopper circuit, high-frequency inverter circuit is connected, current rectifying and wave filtering circuit passes through DC chopper circuit successively, high-frequency inverter circuit, high frequency transformer, be connected with ultrasonic transducer after net mate circuit, second protective circuit and DC chopper circuit, high-frequency inverter circuit, high frequency transformer is all connected, ultrasonic transducer is respectively by voltage sample, current sample and signal amplification circuit are connected, signal amplification circuit is connected by band pass filter and controller.
Description
Technical field
The utility model belongs to power technique fields, is specifically related to a kind of fractal ultrasonic power.
Background technology
Supersonic generator is commonly referred to ultrasonic wave generating source, supersonic generator, and its effect is that electric energy is converted to the high frequency ac signal matched with ultrasonic transducer.First the principle of ultrasonic power is produced the signal of a characteristic frequency by signal generator, this signal can be sinusoidal signal, and also can be pulse signal, this characteristic frequency be exactly the frequency of transducer.
But the signal that existing ultrasonic power produces is sinusoidal signal mostly, and for producing the ultrasonic power of Fractal Signal of characteristic frequency, it can be used for processing polysilicon, makes it produce fractal light trapping structure, but does not also occur this type of ultrasonic power at present.Based on this, propose the utility model, with head it off, through fractal hyperacoustic processing that the utility model power supply produces, polysilicon can be made to produce fractal light trapping structure.
Utility model content
For making up the deficiency of existing ultrasonic power equipment in actual professional domain application, the utility model discloses a kind of fractal ultrasonic power.
The utility model solves the technical scheme that its technical problem adopts: fractal ultrasonic power, comprises current rectifying and wave filtering circuit, controller, LCD display, keyboard, Fractal Signal generator, first drive circuit, second drive circuit, DC chopper circuit, high-frequency inverter circuit, net mate circuit, ultrasonic transducer, voltage sampling circuit, current sampling circuit, signal amplification circuit, band pass filter and the first protective circuit, second protective circuit, controller and LCD display, keyboard, separate signal generator is connected, and controller is by the first protective circuit and current rectifying and wave filtering circuit, first drive circuit is connected, entire filter wave circuit access civil power, and Fractal Signal generator is respectively by the first drive circuit, second drive circuit and DC chopper circuit, high-frequency inverter circuit is connected, and current rectifying and wave filtering circuit passes through DC chopper circuit successively, high-frequency inverter circuit, high frequency transformer, be connected with ultrasonic transducer after net mate circuit, the second protective circuit and DC chopper circuit, high-frequency inverter circuit, high frequency transformer is all connected, and ultrasonic transducer is respectively by voltage sample, current sample and signal amplification circuit are connected, and signal amplification circuit is connected by band pass filter and controller.
Preferably, Fractal Signal generator can produce high frequency Fractal Signal.
Preferably, high frequency Fractal Signal frequency range is 15KHZ-10MHZ.
Preferably, high frequency Fractal Signal, by after ultrasonic transducer, produces fractal ultrasonic wave.
Preferably, high-frequency inverter circuit adopts full bridge inverter.
Preferably, the pipe up and down of each half-bridge of full bridge inverter all adopts N-channel MOS FET switch pipe.
The utility model is primarily of formations such as power supply control panel, ultrasonic power circuit, ultrasonic transducer and inductance match circuits thereof, the operating frequency of this device can by the input through keyboard on control panel, thus the fractal ultrasonic wave realizing different frequency processes effective object.The control display module of the signal generator module of this device, frequency-selecting module, coupling inductance switching controls module and LCD all can adopt existing techniques in realizing.The numerical value of frequency is required by input through keyboard, Fractal Signal generator produces point shaped pulse signal requiring frequency by the operation of program, divide shaped pulse signal by becoming after high-frequency inverter circuit and the same Fractal Signal frequently of first-harmonic, STM32F4 controls the switching of coupling inductance and the work of LCD display of respective frequencies simultaneously, realizes the operating state display of operating frequency.
The working method specific implementation process of this supply unit is: switch on power, press the power switch button on control panel, keyboard presses frequency keying, by fractal hyperacoustic frequency values of the required frequency of numeric keypad input, click and confirm, now, the frequency values of input is transferred to Fractal Signal generator by STM32F4 controller, Fractal Signal generator produces point shaped pulse signal requiring frequency, and meanwhile, the resonant inductance that STM32F4 controls respective frequencies switches into groove; When needing the fractal ultrasonic wave of other frequencies, need press on keyboard and reset button or reset key, frequency is re-entered as required afterwards, and other step is the same.
Control panel structure is furnished with power switch button, reset key, alarm lamp, LCD display, digital keys, He Ne laser button, confirmation and removes button etc.The left side of power supply front control panel is keyboard, comprises digital keys and word button two parts; Upper keyboard is the LCD display of 4 inches, is mainly used in voltage, electric current, ultrasonic frequency, power etc. when showing ultrasonic power work; Be mains switch, reset switch and alarm lamp from top to bottom successively on the right side of LCD display, wherein mains switch and reset switch button are from tape light.
Fractal ultrasonic power circuit is primarily of formations such as power switch circuit, reset circuit, clock circuit, key circuit, current rectifying and wave filtering circuit, Buck chopper circuit, high-frequency inverter circuit, drive circuit, protective circuit, display circuit, filter circuit, power amplification circuit and net mate circuit, and power switch circuit and reset circuit are connected with STM32F4 with reset key respectively by power switch button; Clock circuit comprises STM32F4 clock circuit and Fractal Signal generator clock circuit, and external clock is connected with corresponding chip pin by crystal oscillator, the internal clocking rear operation automatically of electricity on the control circuitry; Key circuit one end ground connection, the other end is connected with the control pin of STM32F4; The input termination 220V electric main of current rectifying and wave filtering circuit, rectification filter circuit output end is connected with Buck chopper circuit through coupling capacitance; The input of Buck chopping switch circuit is connected with the output of current rectifying and wave filtering circuit, the grid of MOS switching tube is connected with the fractal pulse control signal of high frequency through drive circuit simultaneously, and the output of Buck chopping switch circuit is connected with high-frequency inverter circuit after voltage regulation filtering; The input of drive circuit is connected with the fractal pulse control signal output of the high frequency of Fractal Signal generator, and the grid of Buck chopping switch circuit MOS switching tube is all connected with the output of drive circuit with the grid of high-frequency inverter circuit MOS switching tube; LCD display circuit is connected with STM32F4 controller; The fractal pulse control signal of high frequency in high-frequency inverter circuit passes to ultrasonic transducer after net mate circuit, and transducer converts electrical energy into mechanical energy, and namely the fractal signal of telecommunication of high frequency has become the fractal ultrasonic wave of high frequency, then acts on application.
The utility model is arranged by button and requires the fractal ultrasonic wave of the high frequency of frequency, simple to operate, is applicable to building of scientific research place and experiment porch, body and circuit structure simple, be easy to realize, there is wider application prospect; The design of its high frequency Fractal Signal compensate for the deficiency that existing ultrasonic power can not produce fractal ultrasonic signal.
Accompanying drawing explanation
Fig. 1 is the overall structural representation of the fractal ultrasonic-frequency power supply of the utility model.
Fig. 2 is the utility model control panel constructional appearance front configuration schematic diagram.
Fig. 3 is the controller circuitry schematic diagram of the fractal ultrasonic-frequency power supply of the utility model.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail.
As Figure 1-3; the fractal ultrasonic power of the present embodiment comprises: current rectifying and wave filtering circuit, controller, LCD display, keyboard, Fractal Signal generator, drive circuit, DC chopper circuit, high-frequency inverter circuit, net mate circuit, ultrasonic transducer, voltage sampling circuit, current sampling circuit, signal amplification circuit, band pass filter and relevant protective circuit; signal generator can produce high frequency Fractal Signal; high frequency Fractal Signal frequency range is 15KHZ-10MHZ; high frequency Fractal Signal, by after ultrasonic transducer, can produce fractal ultrasonic wave.High-frequency inverter circuit adopts full bridge inverter, and the pipe up and down of each half-bridge of full bridge inverter all will adopt N-channel MOS FET switch pipe.Master controller adopts Cortex-M4 processor.Controller and LCD display, keyboard, Fractal Signal generator is connected, controller is by the first protective circuit and current rectifying and wave filtering circuit, first drive circuit is connected, entire filter wave circuit access mains 220V, Fractal Signal generator is respectively by the first drive circuit, second drive circuit and DC chopper circuit, high-frequency inverter circuit is connected, current rectifying and wave filtering circuit passes through DC chopper circuit successively, high-frequency inverter circuit, high frequency transformer, be connected with ultrasonic transducer after net mate circuit, second protective circuit and DC chopper circuit, high-frequency inverter circuit, high frequency transformer is all connected, ultrasonic transducer is respectively by voltage sample, current sample and signal amplification circuit are connected, signal amplification circuit is connected by band pass filter and controller.Power-supply system adopts the power amplification mode of AC-DC-AC, first by bridge filter circuit, 220V, 50HZ civil power is converted into direct current, then the input voltage of inversion end is regulated by fractal chopping signal, direct current after conversion is converted into by high-frequency inverter circuit the high-frequency signal sent by Fractal Signal generator the power signal of high frequency, to complete the amplification of power.Because ultrasonic transducer is a kind of load with capacitive, in order to the transmission of guaranteed output maximal efficiency, adopt net mate circuit to compensate the capacitive of transducer, allow load present pure resistance state.Feedback control circuit is the basic part of fractal ultrasonic power, voltage, the current signal of load end is gathered by sample circuit, then signal delivers to STM32F4 controller after amplifying circuit, bandwidth-limited circuit, electric current and phase detecting circuit, controller enters interrupt routine according to the effective value of phase-detection and drives Fractal Signal generator fine setting frequency, with realize frequency from motion tracking; Controller enters the process of analog to digital converter according to the effective value of current detecting, to ensure that the amplitude constant of transducer controls.Protective circuit comprises the overvoltage of power-supply system, overcurrent, overtemperature protection, is used for ensureing that power-supply system can be run safely and efficiently.Except controller, the utility model other circuit involved all can adopt prior art.
Fig. 2 shows the outward appearance front configuration of control panel: being numeric keypad 2 and literal keyboard 3 from top to bottom successively in the left side of fractal ultrasonic power front control panel 1, is the LCD display 4 of 4 inches on the right side of the literal keyboard of fractal ultrasonic power casing front control panel 1; On the right side of the LCD display of fractal ultrasonic power casing front control panel 1, be followed successively by power switch button 5, reset switch button 7, alarm lamp 9 from top to bottom; In the below of the upper right corner power switch button 5 of fractal ultrasonic power casing front control panel 1, is furnished with mains switch indicator light 6; Reset switch indicator light 8 is furnished with in the below of the lower right corner reset switch button 7 of fractal ultrasonic power casing front control panel 1.
Embodiment 1: produce the fractal ultrasonic wave of 20KHZ
Connect the power supply of fractal ultrasonic-frequency power supply, press the power switch button 5 on control panel 1, mains switch indicator light 6 is bright simultaneously; Press the on & off switch of literal keyboard 3 again, LCD display 4 is light, presses the frequency keying of literal keyboard 3, enters He Ne laser pattern; Input 20000 at numeric keypad 2, click the unit of literal keyboard 3, select HZ, click confirmation; Now fractal ultrasonic-frequency power supply is started working, and LCD display 4 shows operating frequency, the voltage and current of real-time fractal ultrasonic-frequency power supply; Power supply adopts 220V, 50HZ alternating current; Now ultrasonic transducer produces the fractal ultrasonic wave of 20KHZ.
Embodiment 2: produce the fractal ultrasonic wave of 100KHZ
Connect the power supply of fractal ultrasonic-frequency power supply, press the power switch button 5 on control panel 1, mains switch indicator light 6 is bright simultaneously; Press the on & off switch of literal keyboard 3 again, LCD display 4 is light, presses the frequency keying of literal keyboard 3, enters He Ne laser pattern; Input 100 at numeric keypad 2, click the unit of literal keyboard 3, select KHZ, click confirmation; Now fractal ultrasonic-frequency power supply is started working, and LCD display 4 shows operating frequency, the voltage and current of real-time fractal ultrasonic-frequency power supply; Power supply adopts 220V, 50HZ alternating current; Now ultrasonic transducer produces the fractal ultrasonic wave of 100KHZ.
Embodiment 3: produce the fractal ultrasonic wave of 500KHZ
Connect the power supply of fractal ultrasonic-frequency power supply, press the power switch button 5 on control panel 1, mains switch indicator light 6 is bright simultaneously; Press the on & off switch of literal keyboard 3 again, LCD display 4 is light, presses the frequency keying of literal keyboard 3, enters He Ne laser pattern; Input 500 at numeric keypad 2, click the unit of literal keyboard 3, select KHZ, click confirmation; Now fractal ultrasonic-frequency power supply is started working, and LCD display 4 shows operating frequency, the voltage and current of real-time fractal ultrasonic-frequency power supply; Power supply adopts 220V, 50HZ alternating current; Now ultrasonic transducer produces the fractal ultrasonic wave of 500KHZ.
Embodiment 4: produce the fractal ultrasonic wave of 1MHZ
Connect the power supply of fractal ultrasonic-frequency power supply, press the power switch button 5 on control panel 1, mains switch indicator light 6 is bright simultaneously; Press the on & off switch of literal keyboard 3 again, LCD display 4 is light, presses the frequency keying of literal keyboard 3, enters He Ne laser pattern; Input 1 at numeric keypad 2, click the unit of literal keyboard 3, select MHZ, click confirmation; Now fractal ultrasonic-frequency power supply is started working, and LCD display 4 shows operating frequency, the voltage and current of real-time fractal ultrasonic-frequency power supply; Power supply adopts 220V, 50HZ alternating current; Now ultrasonic transducer produces the fractal ultrasonic wave of 1MHZ.
The utility model is not restricted to the described embodiments; describe in above-described embodiment and specification and principle of the present utility model is just described; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.
Claims (6)
1. fractal ultrasonic power, is characterized in that comprising current rectifying and wave filtering circuit, controller, LCD display, keyboard, Fractal Signal generator, first drive circuit, second drive circuit, DC chopper circuit, high-frequency inverter circuit, net mate circuit, ultrasonic transducer, voltage sampling circuit, current sampling circuit, signal amplification circuit, band pass filter and the first protective circuit, second protective circuit, controller and LCD display, keyboard, separate signal generator is connected, and controller is by the first protective circuit and current rectifying and wave filtering circuit, first drive circuit is connected, entire filter wave circuit access civil power, and Fractal Signal generator is respectively by the first drive circuit, second drive circuit and DC chopper circuit, high-frequency inverter circuit is connected, and current rectifying and wave filtering circuit passes through DC chopper circuit successively, high-frequency inverter circuit, high frequency transformer, be connected with ultrasonic transducer after net mate circuit, the second protective circuit and DC chopper circuit, high-frequency inverter circuit, high frequency transformer is all connected, and ultrasonic transducer is respectively by voltage sample, current sample and signal amplification circuit are connected, and signal amplification circuit is connected by band pass filter and controller.
2. fractal ultrasonic power according to claim 1, is characterized in that: described Fractal Signal generator can produce high frequency Fractal Signal.
3. fractal ultrasonic power according to claim 2, is characterized in that: described high frequency Fractal Signal frequency range is 15KHZ-10MHZ.
4. the fractal ultrasonic power according to Claims 2 or 3, is characterized in that: described high frequency Fractal Signal, by after ultrasonic transducer, produces fractal ultrasonic wave.
5. fractal ultrasonic power according to claim 1, is characterized in that: described high-frequency inverter circuit adopts full bridge inverter.
6. fractal ultrasonic power according to claim 5, is characterized in that: the pipe up and down of each half-bridge of described full bridge inverter all adopts N-channel MOS FET switch pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520403549.5U CN204733083U (en) | 2015-06-11 | 2015-06-11 | Fractal ultrasonic power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520403549.5U CN204733083U (en) | 2015-06-11 | 2015-06-11 | Fractal ultrasonic power |
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| Publication Number | Publication Date |
|---|---|
| CN204733083U true CN204733083U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520403549.5U Expired - Fee Related CN204733083U (en) | 2015-06-11 | 2015-06-11 | Fractal ultrasonic power |
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| Country | Link |
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| CN (1) | CN204733083U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105413999A (en) * | 2015-12-28 | 2016-03-23 | 杭州电子科技大学 | Ultrasonic power supply device with array transducer |
| CN104883074B (en) * | 2015-06-11 | 2017-07-07 | 杭州电子科技大学 | One kind point shape ultrasonic power device |
-
2015
- 2015-06-11 CN CN201520403549.5U patent/CN204733083U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104883074B (en) * | 2015-06-11 | 2017-07-07 | 杭州电子科技大学 | One kind point shape ultrasonic power device |
| CN105413999A (en) * | 2015-12-28 | 2016-03-23 | 杭州电子科技大学 | Ultrasonic power supply device with array transducer |
| CN105413999B (en) * | 2015-12-28 | 2018-10-23 | 杭州电子科技大学 | A kind of array transducer ultrasonic power device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20170611 |