CN203135745U - Ultrasonic cleaner power supply inverted power source - Google Patents
Ultrasonic cleaner power supply inverted power source Download PDFInfo
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- CN203135745U CN203135745U CN 201320083229 CN201320083229U CN203135745U CN 203135745 U CN203135745 U CN 203135745U CN 201320083229 CN201320083229 CN 201320083229 CN 201320083229 U CN201320083229 U CN 201320083229U CN 203135745 U CN203135745 U CN 203135745U
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Abstract
The utility model discloses an ultrasonic cleaner power supply inverted power source, composed of an inversion circuit, a power amplification circuit, an intelligent control circuit module, a power conditioning circuit, a rectification circuit and an impedance matching circuit. The ultrasonic cleaner power supply inverted power source realizes adjustable frequency output and frequency sweep functions through intelligent control of a one-chip microcomputer and a CPLD. The adjustable frequency output function allows a power source to couple with an energy transducer of 0 kHz to 99.99 kHz; the frequency sweep function solves the problem of nonuniform single frequency ultrasonic cleaning.
Description
Technical fieldThe utility model technology relates to a kind of power supply, relates in particular to a kind of inverter that aims at the supersonic wave cleaning machine power supply.This power supply is by the Based Intelligent Control of single-chip microcomputer and CPLD, and that has realized that the frequency sweep function of supersonic wave cleaning machine power supply and output frequency can be from 0KHZ to 99.99KHZ is adjustable continuously, makes the power output of power supply to regulate by grade in addition.
Background technologyTraditional supersonic wave cleaning machine power supply adopts analog amplifier, use mostly be self-maintained circuit.It is few that traditional self-excited oscillation type power supply has components and parts, low cost and other advantages, but the power output of this power supply is less, and reliability is relatively poor, can not long time continuous working.
Along with the development of microcontroller technology, the more single numerical control independent-excited supersonic wave cleaning machine power supply of frequency has appearred in market.A lot of independent-excited power supplys of existing market, though the more traditional auto-excitation type power supply of power has raising, the frequency of output is more single, the transducer of the relative employed various frequencies of supersonic wave cleaning machine, frequency selectivity is less.In addition, when using the supersonic wave cleaning machine of single-frequency, because ultrasonic wave can reflect at the intersection of different medium, the ultrasonic wave that reflects and the stack of other ultrasonic wave will produce standing wave.Some local pressure amplitude is diminished even vanishing, and the local pressure amplitude of other becomes big, this phenomenon will influence ultrasonic treatment effect, make that cleaning is inhomogeneous.
Summary of the inventionShortcomings such as the utility model is little at the power of traditional auto-excitation type power supply, and reliability is relatively poor, and the ultrasonic cleaning machine cleaning performance of single-frequency is relatively poor, and the frequency range of choice is little, the inverter that provides a kind of supersonic wave cleaning machine to power.It utilizes the independent-excited half-bridge inversion circuit by intelligent control technology, has realized the high-power output of ultrasonic power.
For achieving the above object, the power supply of the utility model supersonic wave cleaning machine is made of inverter circuit, power amplification circuit, intelligence control circuit module, power conditioning circuitry, rectification circuit and impedance matching circuit with inverter, described inverter circuit is by six metal-oxide-semiconductor Q1, Q2, Q3, Q4, Q5 and Q6, seven capacitor C 2, C3, C4, C5, C6, C7 and C8, nineteen resistance R 6, R7, R8, R9, R11, R12, R13, R14, R15, R16, R17, R18, R19, R20, R21, R22, R23, R24 and R25 form; Described power amplification circuit is by four BJT pipe Q7, Q8, Q9 and Q10, five resistance R 1, R2, R3, R4 and R5, and two diode D1 and D2 and capacitor C 1 are formed; Described intelligence control circuit module is by a slice singlechip chip, and piece of CPLD chip and digital IC form, and the interface of intelligence control circuit module and external circuit has OUT+, OUT-, 5V, TEM, DGND, 12V, INP and SY interface; Described power conditioning circuitry is by three resistance R 30, R31 and R32, three capacitor C 9, C10 and C11, and a transformer T2 and a diode D3 form; Described rectification circuit is by rectifier bridge D4, and controllable silicon Q11 and capacitor C 12 are formed; Described impedance matching circuit is made up of transformer T3, controllable impedance L1 and transducer PZT.
The live wire of controllable silicon Q11 input termination civil power in the rectification circuit of the present utility model, the input port of output termination rectifier bridge, R31 in the control end G connection power conditioning circuitry and the common port of R32, another input port of rectifier bridge connects the zero line of civil power, after the output of rectifier bridge and capacitor C 12 are in parallel, positive pole is connected to the normal phase input end of inverter circuit, and negative pole is connected to the inverting input of inverter circuit.
In the power conditioning circuitry of the present utility model, the live wire of civil power is with after an end of resistance R 32 and capacitor C 11 is connected, be connected to 3 pin of transformer T2, the other end of resistance R 32 is with after an end of resistance R 31 links to each other, be connected to silicon controlled G end, the other end of capacitor C 11 is with after the other end of resistance R 31 is connected, be connected to the anode of diode D3, the negative terminal of diode D3 connects 1 pin of transformer T2,2 pin of transformer T2 and the positive pole of capacitor C 10, one end of capacitor C 9 and resistance R 30 is connected, the negativing ending grounding of capacitor C 10, the other end of resistance R 30 connects the 12V dc power anode, after 4 pin of transformer T2 are connected to the other end of capacitor C 9, is connected to smart circuit control module mark INP end.
Power amplification circuit input signal end OUT+ of the present utility model and the OUT-OUT+ corresponding with the intelligence control circuit module is with after the OUT-output interface is connected, input signal end OUT+ is connected with the common port of resistance R 1 with resistance R 2, input signal end OUT-is connected with the common port of resistance R 3 with resistance R 4, after being connected, the other end of resistance R 3 and resistance R 1 is connected to the 15V power positive end, BJT pipe Q7 is connected the back with the B utmost point of BJT pipe Q8 and is connected with the other end of resistance R 2, BJT pipe Q7 is connected the back with the E utmost point of BJT pipe Q8 and is connected with an end of resistance R 5, BJT pipe Q9 is connected the back with the B utmost point of BJT pipe Q10 and is connected with the other end of resistance R 4, BJT pipe Q9 is connected the back with the E utmost point of BJT pipe Q10 and is connected with the anode of capacitor C 1, BJT pipe Q7 is connected with ground with the C end of BJT pipe Q10, BJT pipe Q8 is connected the back with the C end of BJT pipe Q9 and is connected with the negative pole of diode D2 with diode D1, and be connected to the anode of 15V power supply, the other end of resistance R 5 is with after the positive pole of diode D1 is connected, be connected to 1 pin of elements T 1, the negative terminal of capacitor C 1 is connected to 4 pin of elements T 1 with after the positive pole of diode D2 is connected.
Resistance R 6 in the inverter circuit of the present utility model, R7, R11, R12, the end of R13 interconnects the back and is connected with 2 pin of elements T 1, resistance R 11, R12, the other end of R13 respectively with metal-oxide-semiconductor Q1,1 pin of Q2 and Q3 is connected, the other end of resistance R 6 is connected with an end of capacitor C 2, the other end of capacitor C 2 is connected with 3 pin of resistance R 7 other ends and elements T 1 afterwards and resistance R 17, R18, R19, capacitor C 7, one end of resistance R 25 and metal-oxide-semiconductor Q4, Q5, be connected with 2 pin of Q6, be connected to the input OUT-T1 of impedance matching circuit at last, resistance R 17, the other end of R18 and R19 with respectively with metal-oxide-semiconductor Q1,3 pin of Q2 and Q3 are connected, the other end of capacitor C 7 is connected with an end of resistance R 24, one end of the other end of resistance R 24 and capacitor C 5 and metal-oxide-semiconductor Q1,2 pin of Q2 and Q3 are connected, and are connected to the V+ output of rectification circuit; Resistance R 8, R9, R14, R15, the end of R16 interconnects the back and is connected with 5 pin of elements T 1, resistance R 14, R15, the other end of R16 respectively with metal-oxide-semiconductor Q4, Q5, be connected with 1 pin of Q6, the other end of resistance R 8 is connected with an end of capacitor C 3, the other end of capacitor C 3 is connected with 6 pin of resistance R 9 other ends and elements T 1 afterwards and resistance R 20, resistance R 21, resistance R 22, capacitor C 4, resistance R 23, one end of capacitor C 8 and capacitor C 6 is connected, and be connected to the V-output of rectification circuit, resistance R 20, the other end of R21 and R22 with respectively with metal-oxide-semiconductor Q4,3 pin of Q5 and Q6 are connected, capacitor C 4 is connected with the V+ output of rectification circuit with the other end of resistance R 23, the other end of capacitor C 8 is connected with the other end of resistance R 25, the other end of capacitor C 6 is connected to the input OUT-T2 of impedance matching circuit with after the other end of capacitor C 5 is connected.
The input of impedance matching circuit of the present utility model is connected with the output of inverter circuit, 1 pin of transformer T3 connects input OUT-T1,3 pin of transformer T3 connect input OUT-T2,2 pin of transformer T3 are connected with the end of controllable impedance L1, the other end of controllable impedance L1 is connected to the positive ends of ultrasonic transducer, and the negative polarity end of ultrasonic transducer is connected with 4 pin of transformer T3.
During circuit working, rectification circuit becomes the required direct current of inverter circuit with the electric main rectifying and wave-filtering of 220V.Be the intelligence control circuit of core with single-chip microcomputer and CPLD, the required prime switching signal of inverter circuit and the control signal of power conditioning circuitry are provided.Power amplification circuit carries out power amplification with the switching signal that intelligence control circuit provides, through after the transformer isolation, for the power tube of inverter circuit provides the driving signal.Power conditioning circuitry provides silicon controlled control signal in the rectification circuit under the control signal effect of intelligence control circuit, come the power output of regulating circuit by controllable silicon.Half-bridge inversion circuit, the high direct voltage that provides with rectification circuit is input source, under the effect of the switching signal that power conditioning circuitry is exported, produces the required square-wave signal of impedance matching circuit.After the transformer transformation of square-wave signal in impedance matching circuit, by connecting suitable coupling inductance, make transducer be operated in resonance condition.
Compared with prior art, the utility model supersonic wave cleaning machine power supply is with the Based Intelligent Control of inverter by single-chip microcomputer and CPLD, realized that frequency output can be in harmonious proportion the frequency sweep function.The frequency adjustable function makes power supply can mate 0KHZ to the transducer of 99.99KHZ, and the realization of frequency sweep function has solved the inhomogeneous problem of single-frequency ultrasonic cleaning.
Description of drawingsBelow in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is inverter circuit schematic diagram of the present utility model
Fig. 2 is power amplification circuit schematic diagram of the present utility model;
Fig. 3 is intelligence control circuit module diagram of the present utility model;
Fig. 4 is power conditioning circuitry schematic diagram of the present utility model;
Fig. 5 is rectification circuit schematic diagram of the present utility model;
Fig. 6 is impedance matching circuit schematic diagram of the present utility model.
EmbodimentExtremely shown in Figure 6 as Fig. 1, the power supply of the utility model supersonic wave cleaning machine is made of inverter circuit 1, power amplification circuit 2, intelligence control circuit module 3, power conditioning circuitry 4, rectification circuit 5 and impedance matching circuit 6 with inverter, described inverter circuit 1 is by six metal-oxide-semiconductor Q1, Q2, Q3, Q4, Q5 and Q6, seven capacitor C 2, C3, C4, C5, C6, C7 and C8, nineteen resistance R 6, R7, R8, R9, R11, R12, R13, R14, R15, R16, R17, R18, R19, R20, R21, R22, R23, R24 and R25 form; Described power amplification circuit 2 is by four BJT pipe Q7, Q8, Q9 and Q10, five resistance R 1, R2, R3, R4 and R5, and two diode D1 and D2 and capacitor C 1 are formed; Described intelligence control circuit 3 modules are by a slice singlechip chip, and piece of CPLD chip and digital IC form, and intelligence control circuit module 3 has OUT+, OUT-, 5V, TEM, DGND, 12V, INP and SY interface with the interface of external circuit; Described power conditioning circuitry 4 is by three resistance R 30, R31 and R32, three capacitor C 9, C10 and C11, and a transformer T2 and a diode D3 form; Described rectification circuit 5 is by rectifier bridge D4, and controllable silicon Q11 and capacitor C 12 are formed; Described impedance matching circuit 6 is made up of transformer T3, controllable impedance L1 and transducer PZT.
The live wire of controllable silicon Q11 input termination civil power in the rectification circuit of the present utility model, the input port of output termination rectifier bridge, R31 in the control end G connection power conditioning circuitry and the common port of R32, another input port of rectifier bridge connects the zero line of civil power, after the output of rectifier bridge and capacitor C 12 are in parallel, positive pole is connected to the normal phase input end of inverter circuit, and negative pole is connected to the inverting input of inverter circuit.
In the power conditioning circuitry of the present utility model, the live wire of civil power is with after an end of resistance R 32 and capacitor C 11 is connected, be connected to 3 pin of transformer T2, the other end of resistance R 32 is with after an end of resistance R 31 links to each other, be connected to silicon controlled G end, the other end of capacitor C 11 is with after the other end of resistance R 31 is connected, be connected to the anode of diode D3, the negative terminal of diode D3 connects 1 pin of transformer T2,2 pin of transformer T2 and the positive pole of capacitor C 10, one end of capacitor C 9 and resistance R 30 is connected, the negativing ending grounding of capacitor C 10, the other end of resistance R 30 connects the 12V dc power anode, after 4 pin of transformer T2 are connected to the other end of capacitor C 9, is connected to smart circuit control module mark INP end.
Power amplification circuit input signal end OUT+ of the present utility model and the OUT-OUT+ corresponding with the intelligence control circuit module is with after the OUT-output interface is connected, input signal end OUT+ is connected with the common port of resistance R 1 with resistance R 2, input signal end OUT-is connected with the common port of resistance R 3 with resistance R 4, after being connected, the other end of resistance R 3 and resistance R 1 is connected to the 15V power positive end, BJT pipe Q7 is connected the back with the B utmost point of BJT pipe Q8 and is connected with the other end of resistance R 2, BJT pipe Q7 is connected the back with the E utmost point of BJT pipe Q8 and is connected with an end of resistance R 5, BJT pipe Q9 is connected the back with the B utmost point of BJT pipe Q10 and is connected with the other end of resistance R 4, BJT pipe Q9 is connected the back with the E utmost point of BJT pipe Q10 and is connected with the anode of capacitor C 1, BJT pipe Q7 is connected with ground with the C end of BJT pipe Q10, BJT pipe Q8 is connected the back with the C end of BJT pipe Q9 and is connected with the negative pole of diode D2 with diode D1, and be connected to the anode of 15V power supply, the other end of resistance R 5 is with after the positive pole of diode D1 is connected, be connected to 1 pin of elements T 1, the negative terminal of capacitor C 1 is connected to 4 pin of elements T 1 with after the positive pole of diode D2 is connected.
Resistance R 6 in the inverter circuit of the present utility model, R7, R11, R12, the end of R13 interconnects the back and is connected with 2 pin of elements T 1, resistance R 11, R12, the other end of R13 respectively with metal-oxide-semiconductor Q1,1 pin of Q2 and Q3 is connected, the other end of resistance R 6 is connected with an end of capacitor C 2, the other end of capacitor C 2 is connected with 3 pin of resistance R 7 other ends and elements T 1 afterwards and resistance R 17, R18, R19, capacitor C 7, one end of resistance R 25 and metal-oxide-semiconductor Q4, Q5, be connected with 2 pin of Q6, be connected to the input OUT-T1 of impedance matching circuit at last, resistance R 17, the other end of R18 and R19 with respectively with metal-oxide-semiconductor Q1,3 pin of Q2 and Q3 are connected, the other end of capacitor C 7 is connected with an end of resistance R 24, one end of the other end of resistance R 24 and capacitor C 5 and metal-oxide-semiconductor Q1,2 pin of Q2 and Q3 are connected, and are connected to the V+ output of rectification circuit; Resistance R 8, R9, R14, R15, the end of R16 interconnects the back and is connected with 5 pin of elements T 1, resistance R 14, R15, the other end of R16 respectively with metal-oxide-semiconductor Q4, Q5, be connected with 1 pin of Q6, the other end of resistance R 8 is connected with an end of capacitor C 3, the other end of capacitor C 3 is connected with 6 pin of resistance R 9 other ends and elements T 1 afterwards and resistance R 20, resistance R 21, resistance R 22, capacitor C 4, resistance R 23, one end of capacitor C 8 and capacitor C 6 is connected, and be connected to the V-output of rectification circuit, resistance R 20, the other end of R21 and R22 with respectively with metal-oxide-semiconductor Q4,3 pin of Q5 and Q6 are connected, capacitor C 4 is connected with the V+ output of rectification circuit with the other end of resistance R 23, the other end of capacitor C 8 is connected with the other end of resistance R 25, the other end of capacitor C 6 is connected to the input OUT-T2 of impedance matching circuit with after the other end of capacitor C 5 is connected.
The input of impedance matching circuit of the present utility model is connected with the output of inverter circuit, 1 pin of transformer T3 connects input OUT-T1,3 pin of transformer T3 connect input OUT-T2,2 pin of transformer T3 are connected with the end of controllable impedance L1, the other end of controllable impedance L1 is connected to the positive ends of ultrasonic transducer, and the negative polarity end of ultrasonic transducer is connected with 4 pin of transformer T3.
During circuit working, rectification circuit becomes the required direct current of inverter circuit with the electric main rectifying and wave-filtering of 220V.Be the intelligence control circuit of core with single-chip microcomputer and CPLD, the required prime switching signal of inverter circuit and the control signal of power conditioning circuitry are provided.Power amplification circuit carries out power amplification with the switching signal that intelligence control circuit provides, through after the transformer isolation, for the power tube of inverter circuit provides the driving signal.Power conditioning circuitry provides silicon controlled control signal in the rectification circuit under the control signal effect of intelligence control circuit, come the power output of regulating circuit by controllable silicon.Half-bridge inversion circuit, the high direct voltage that provides with rectification circuit is input source, under the effect of the switching signal that power conditioning circuitry is exported, produces the required square-wave signal of impedance matching circuit.After the transformer transformation of square-wave signal in impedance matching circuit, by connecting suitable coupling inductance, make transducer be operated in resonance condition.
Claims (6)
1. supersonic wave cleaning machine is powered and is used inverter, it is characterized in that: it is made of inverter circuit, power amplification circuit, intelligence control circuit module, power conditioning circuitry, rectification circuit and impedance matching circuit, described inverter circuit is by six metal-oxide-semiconductor Q1, Q2, Q3, Q4, Q5 and Q6, seven capacitor C 2, C3, C4, C5, C6, C7 and C8, nineteen resistance R 6, R7, R8, R9, R11, R12, R13, R14, R15, R16, R17, R18, R19, R20, R21, R22, R23, R24 and R25 form; Described power amplification circuit is by four BJT pipe Q7, Q8, Q9 and Q10, five resistance R 1, R2, R3, R4 and R5, and two diode D1 and D2 and capacitor C 1 are formed; Described intelligence control circuit module is by a slice singlechip chip, and piece of CPLD chip and digital IC form, and the interface of intelligence control circuit module and external circuit has OUT+, OUT-, 5V, TEM, DGND, 12V, INP and SY interface; Described power conditioning circuitry is by three resistance R 30, R31 and R32, three capacitor C 9, C10 and C11, and a transformer T2 and a diode D3 form; Described rectification circuit is by rectifier bridge D4, and controllable silicon Q11 and capacitor C 12 are formed; Described impedance matching circuit is made up of transformer T3, controllable impedance L1 and transducer PZT.
2. supersonic wave cleaning machine according to claim 1 is powered and is used inverter, it is characterized in that: the live wire of controllable silicon Q11 input termination civil power in the described rectification circuit, the input port of output termination rectifier bridge, R31 in the control end G connection power conditioning circuitry and the common port of R32, another input port of rectifier bridge connects the zero line of civil power, after the output of rectifier bridge and capacitor C 12 were in parallel, positive pole was connected to the normal phase input end of inverter circuit, and negative pole is connected to the inverting input of inverter circuit.
3. supersonic wave cleaning machine according to claim 1 is powered and is used inverter, it is characterized in that: in the described power conditioning circuitry, the live wire of civil power is with after an end of resistance R 32 and capacitor C 11 is connected, be connected to 3 pin of transformer T2, the other end of resistance R 32 is with after an end of resistance R 31 links to each other, be connected to silicon controlled G end, the other end of capacitor C 11 is with after the other end of resistance R 31 is connected, be connected to the anode of diode D3, the negative terminal of diode D3 connects 1 pin of transformer T2,2 pin of transformer T2 and the positive pole of capacitor C 10, one end of capacitor C 9 and resistance R 30 is connected, the negativing ending grounding of capacitor C 10, and the other end of resistance R 30 connects the 12V dc power anode, after 4 pin of transformer T2 are connected to the other end of capacitor C 9, be connected to smart circuit control module mark INP end.
4. supersonic wave cleaning machine according to claim 1 is powered and is used inverter, it is characterized in that: described power amplification circuit input signal end OUT+ and the OUT-OUT+ corresponding with the intelligence control circuit module is with after the OUT-output interface is connected, input signal end OUT+ is connected with the common port of resistance R 1 with resistance R 2, input signal end OUT-is connected with the common port of resistance R 3 with resistance R 4, after being connected, the other end of resistance R 3 and resistance R 1 is connected to the 15V power positive end, BJT pipe Q7 is connected the back with the B utmost point of BJT pipe Q8 and is connected with the other end of resistance R 2, BJT pipe Q7 is connected the back with the E utmost point of BJT pipe Q8 and is connected with an end of resistance R 5, BJT pipe Q9 is connected the back with the B utmost point of BJT pipe Q10 and is connected with the other end of resistance R 4, BJT pipe Q9 is connected the back with the E utmost point of BJT pipe Q10 and is connected with the anode of capacitor C 1, BJT pipe Q7 is connected with ground with the C end of BJT pipe Q10, BJT pipe Q8 is connected the back with the C end of BJT pipe Q9 and is connected with the negative pole of diode D2 with diode D1, and be connected to the anode of 15V power supply, the other end of resistance R 5 is with after the positive pole of diode D1 is connected, be connected to 1 pin of elements T 1, the negative terminal of capacitor C 1 is connected to 4 pin of elements T 1 with after the positive pole of diode D2 is connected.
5. supersonic wave cleaning machine according to claim 1 is powered and is used inverter, it is characterized in that: resistance R 6 in the described inverter circuit, R7, R11, R12, the end of R13 interconnects the back and is connected with 2 pin of elements T 1, resistance R 11, R12, the other end of R13 respectively with metal-oxide-semiconductor Q1,1 pin of Q2 and Q3 is connected, the other end of resistance R 6 is connected with an end of capacitor C 2, the other end of capacitor C 2 is connected with 3 pin of resistance R 7 other ends and elements T 1 afterwards and resistance R 17, R18, R19, capacitor C 7, one end of resistance R 25 and metal-oxide-semiconductor Q4, Q5, be connected with 2 pin of Q6, be connected to the input OUT-T1 of impedance matching circuit at last, resistance R 17, the other end of R18 and R19 with respectively with metal-oxide-semiconductor Q1,3 pin of Q2 and Q3 are connected, the other end of capacitor C 7 is connected with an end of resistance R 24, one end of the other end of resistance R 24 and capacitor C 5 and metal-oxide-semiconductor Q1,2 pin of Q2 and Q3 are connected, and are connected to the V+ output of rectification circuit; Resistance R 8, R9, R14, R15, the end of R16 interconnects the back and is connected with 5 pin of elements T 1, resistance R 14, R15, the other end of R16 respectively with metal-oxide-semiconductor Q4, Q5, be connected with 1 pin of Q6, the other end of resistance R 8 is connected with an end of capacitor C 3, the other end of capacitor C 3 is connected with 6 pin of resistance R 9 other ends and elements T 1 afterwards and resistance R 20, resistance R 21, resistance R 22, capacitor C 4, resistance R 23, one end of capacitor C 8 and capacitor C 6 is connected, and be connected to the V-output of rectification circuit, resistance R 20, the other end of R21 and R22 with respectively with metal-oxide-semiconductor Q4,3 pin of Q5 and Q6 are connected, capacitor C 4 is connected with the V+ output of rectification circuit with the other end of resistance R 23, the other end of capacitor C 8 is connected with the other end of resistance R 25, the other end of capacitor C 6 is connected to the input OUT-T2 of impedance matching circuit with after the other end of capacitor C 5 is connected.
6. supersonic wave cleaning machine according to claim 1 is powered and is used inverter, it is characterized in that: the input of described impedance matching circuit is connected with the output of inverter circuit, 1 pin of transformer T3 connects input OUT-T1,3 pin of transformer T3 connect input OUT-T2,2 pin of transformer T3 are connected with the end of controllable impedance L1, the other end of controllable impedance L1 is connected to the positive ends of ultrasonic transducer, and the negative polarity end of ultrasonic transducer is connected with 4 pin of transformer T3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320083229 CN203135745U (en) | 2013-02-23 | 2013-02-23 | Ultrasonic cleaner power supply inverted power source |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320083229 CN203135745U (en) | 2013-02-23 | 2013-02-23 | Ultrasonic cleaner power supply inverted power source |
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| CN203135745U true CN203135745U (en) | 2013-08-14 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104226631A (en) * | 2014-09-04 | 2014-12-24 | 南通北城科技创业管理有限公司 | Ultrasonic cleaning machine |
| CN106363003A (en) * | 2016-11-15 | 2017-02-01 | 深圳绿源轩电子技术有限公司 | Power supply circuit capable of effectively improving ultrasonic cleaning effect |
-
2013
- 2013-02-23 CN CN 201320083229 patent/CN203135745U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104226631A (en) * | 2014-09-04 | 2014-12-24 | 南通北城科技创业管理有限公司 | Ultrasonic cleaning machine |
| CN106363003A (en) * | 2016-11-15 | 2017-02-01 | 深圳绿源轩电子技术有限公司 | Power supply circuit capable of effectively improving ultrasonic cleaning effect |
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Granted publication date: 20130814 Termination date: 20200223 |