Utility model content
The purpose of this utility model is that the DC high-voltage power supply for overcoming existing high-pressure electrostatic generator has output electricity
The defect of pressure less stable, there is provided a kind of high-pressure electrostatic generator with many processing of circuit type DC high-voltage power supplies.
The utility model is achieved through the following technical solutions:A kind of high-pressure electrostatic generator is with many processing of circuit type direct currents
High voltage power supply, mainly by transformer T, diode rectifier U1 adjusts chip U2, amplifier P1, amplifier P2, triode VT1,
The positive pole of triode VT2, triode VT3, triode VT4, triode VT5, triode VT6, positive pole and diode rectifier U1
The polar capacitor C1 that output end is connected, negative pole is connected Jing after resistance R1 with the cathode output end of diode rectifier U1, P poles
Be connected with the negative pole of amplifier P1 Jing after resistance R3, the diode D3 that N is extremely connected with the output end of amplifier P1, negative pole
The polar capacitor C3 that ground connection, positive pole are connected with the P poles of diode D3 after being connected with the negative pole of amplifier P1, P poles and amplification
The N poles phase of the diode D1 that the positive pole of device P1 is connected, N poles are connected with the output end of amplifier P1, negative pole and diode D1
The polar capacitor C2 that connection, positive pole are connected with the positive pole of amplifier P1, P poles are connected with the output end of amplifier P1, N poles Jing
The diode D2 being connected with the positive pole of polar capacitor C2 after resistance R2, negative pole is connected, just with the DIS pins for adjusting chip U2
The polar capacitor C6 that pole is connected Jing after resistance R4 with the N poles of diode D2, P poles Jing after resistance R5 with the positive pole of polar capacitor C6
Be connected, the diode D4 that N poles are connected with the emitter stage of triode VT2, one end is connected with the emitter stage of triode VT1,
The other end and the inductance L1 that is connected of THRE pins for adjusting chip U2, positive pole is connected with the base stage of triode VT1, negative pole and
The polar capacitor C4 that the colelctor electrode of triode VT2 is connected, negative pole is grounded after being connected with the colelctor electrode of triode VT1, positive pole
The polar capacitor C5 being connected with the CONT pins for adjusting chip U2 Jing after resistance R6, one end and the VCC pins for adjusting chip U2
Be connected, the other end and the resistance R7 that is connected of REST pins for adjusting chip U2, positive pole Jing after resistance R8 with adjust chip U2
OUTP pins be connected, the polar capacitor C7 that negative pole is connected with the base stage of triode VT3, P poles and polar capacitor C7 are just
Pole is connected, the diode D5 that N poles are connected Jing after adjustable resistance R9 with the Same Name of Ends of transformer T former limit inductance coils, positive pole
Be connected with the positive pole of polar capacitor C7 Jing after resistance R10, the pole that negative pole is connected Jing after inductance L2 with the base stage of triode VT4
Property electric capacity C8, positive pole is connected Jing after resistance R12 with the non-same polarity of transformer T secondary inductance coils, negative pole and triode VT4
Colelctor electrode be connected after be grounded polar capacitor C9, P poles Jing after resistance R11 with the Same Name of Ends of transformer T secondary inductance coils
Be connected, the non-same polarity of the inductance coil of N poles and transformer T secondary be collectively forming DC high-voltage power supply output end voltage stabilizing
Diode D6, the polarity electricity that negative pole is connected with the colelctor electrode of triode VT5, positive pole is connected with the emitter stage of triode VT6
Hold C10, the diode D8 that P poles are connected with the base stage of triode VT6, N poles are connected with the positive pole of amplifier P2, positive pole and three
The polar capacitor C11 that the colelctor electrode of pole pipe VT6 is connected, negative pole is connected Jing after resistance R15 with the negative pole of amplifier P2, P poles
Be connected with the emitter stage of triode VT5, the diode D7 that N poles are connected Jing after resistance R14 with the output end of amplifier P2, with
And the adjustable resistance R13 compositions that one end is connected with the N poles of diode D7, the other end is connected with the output end of amplifier P2.
The emitter stage of the triode VT6 is also connected with the CONT pins for adjusting chip U2;The amplifier P2's is negative
Pole ground connection, its positive pole are also connected with the base stage of triode VT5;The positive pole of the amplifier P1 also with the positive pole of polar capacitor C1
It is connected, its negative pole is also connected with the cathode output end of diode rectifier U1;The positive pole of the polar capacitor C2 is also distinguished
It is connected with the non-same polarity of the VCC pins and REST pins and transformer T former limit inductance coils that adjust chip U2;The pole
The minus earth of property electric capacity C1;Two inputs of the diode rectifier U1 are collectively forming the input of DC high-voltage power supply
End;The base stage of the triode VT2 is connected with the TRIG pins for adjusting chip U2;The colelctor electrode of the triode VT3 and change
The Same Name of Ends of depressor T former limit inductance coils is connected, its emitter stage is connected with the emitter stage of triode VT4;The triode
The colelctor electrode of VT4 is also connected with the N poles of diode D7.
To guarantee practical effect of the present utility model, the amplifier P1 then preferentially employs LM324 amplifiers
Realize.The regulation chip U2 then preferentially employs IC755 integrated chips to realize;Simultaneously the transformer T is then preferentially adopted
EI57-30 step-up transformers are realizing;The diode rectifier U then preferentially employs KBL405G bridge diode rectifications
Device is realizing.
The utility model compared with prior art, with advantages below and beneficial effect:
(1) the utility model can make the DC voltage of input more stable to filtering to harmonic wave in DC voltage, and energy
Stable high direct voltage is exported after oscillation boosting repeatedly and multiple voltage multiplying rectifier, so as to the utility model can be quiet for high pressure
Electric generator provides stable high direct voltage, effectively ensure that high-pressure electrostatic generator exports stable high-pressure electrostatic, makes quiet
Electric disinfection system can well to processing and fresh-keeping farming and animal husbandry product carry out sterilized detoxicating, effectively can prevent from processing and protect
There is moldy metamorphism in fresh farming and animal husbandry product.
(2) the utility model can be adjusted to the pulsewidth of pulse current, and effectively low-order harmonic in electric current can be carried out
Suppress or eliminate, so as to improve the stability of the utility model output voltage and electric current.
(3) the utility model can be detected to the peak value of input voltage and electric current, and can effectively suppress letting out for electric current
Dew, so as to improve the stability that the utility model output voltage starves well circuit.
Specific embodiment
The utility model is described in further detail with reference to embodiment and its accompanying drawing, but reality of the present utility model
Apply mode not limited to this.
As shown in figure 1, the utility model adjusts chip U2, amplifier P1 mainly by transformer T, diode rectifier U1,
Amplifier P2, triode VT1, triode VT2, triode VT3, triode VT4, triode VT5, triode VT6, resistance R1,
Resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, adjustable resistance R9, resistance R10, resistance R11,
Resistance R12, adjustable resistance R13, resistance R14, resistance R15, polar capacitor C1, polar capacitor C2, polar capacitor C3, polar capacitor
C4, polar capacitor C5, polar capacitor C6, polar capacitor C7, polar capacitor C8, polar capacitor C9, polar capacitor C10, polarity electricity
Hold C11, diode D1, diode D2, diode D3, diode D4, diode D5, Zener diode D6, diode D7, two poles
Pipe D8, inductance L1, and inductance L2 are constituted.
To guarantee practical effect of the present utility model, the regulation chip U2 then preferentially employs the integrated cores of IC755
Piece is realizing;Simultaneously the transformer T then preferentially employs EI57-30 step-up transformers to realize;The diode rectifier U
Then preferentially employ KBL405G bridge diodes rectifier to realize;Meanwhile, amplifier P1 be ELW135 amplifiers, amplifier
P2 is 10~499PCS amplifiers, and triode VT1 and triode VT2 is 3DD45 triodes, triode VT3 and triode VT4
2SC1317 triodes are, triode VT5 and triode VT6 are 3AX31 triodes;The resistance of resistance R1 is 400k Ω, electric
The resistance of resistance R2 is 5k Ω, and the resistance of resistance R3 is 1k Ω, and the resistance of resistance R4~R6 is 100 Ω, resistance R7, resistance R8 and
The resistance of resistance R10 is 10 Ω, and the resistance adjustable range of adjustable resistance R9 is 100~210k Ω, and the resistance of resistance R11 is
The resistance of 200k Ω, resistance R12 is 1M, and the resistance adjustable range of adjustable resistance R13 is 50~200k Ω, resistance R14 and resistance
The resistance of R15 is 430 Ω.
Wherein, polar capacitor C1 be filter capacitor its capacitance be 10000 μ F, the capacitance of polar capacitor C2 is 0.47 μ F, pole
Property electric capacity C3 capacitance be 40000 μ F, the capacitance of polar capacitor C4 is 0.1 μ F, and the capacitance of polar capacitor C5 is 0.22 μ F, polarity
Electric capacity C6 is the polar capacitor that charging capacitor its capacitance is 20000 μ F/600V, and the capacitance of polar capacitor C7 is 1000 μ F, polarity
The capacitance of electric capacity C8 is 8 μ F, and the capacitance of polar capacitor C9 is the polar capacitor of 400 μ F, polar capacitor C10 and polar capacitor C11
Capacitance be 22 μ F;Diode D1 is 1N5411 diodes, and diode D2 and diode D3 is 1N4150 diodes, two poles
Pipe D4 and diode D5 are 1N5401 diodes, and Zener diode D6 is 1N5221B Zener diodes;Inductance L1 is 50 μ h
Ring-shaped inductors, inductance L2 and inductance L5 are the vibration inductance of 100 μ h.
During connection, the positive pole of polar capacitor C1 is connected with the cathode output end of diode rectifier U1, negative pole Jing resistance
It is connected with the cathode output end of diode rectifier U1 after R1.The P poles of diode D3 are negative with amplifier P1 Jing after resistance R3
Pole is connected, and N is extremely connected with the output end of amplifier P1.The negative pole of polar capacitor C3 is connected with the negative pole of amplifier P1
After be grounded, positive pole is connected with the P poles of diode D3.The P poles of diode D1 are connected with the positive pole of amplifier P1, N poles with put
The output end of big device P1 is connected.The negative pole of polar capacitor C2 is connected with the N poles of diode D1, and positive pole is with amplifier P1 just
Pole is connected.The P poles of diode D2 are connected with the output end of amplifier P1, N poles Jing after resistance R2 with polar capacitor C2 just
Pole is connected.The negative pole of polar capacitor C6 with adjust chip U2 DIS pins be connected, positive pole Jing after resistance R4 with diode D2
N poles be connected.The P poles of diode D4 are connected Jing after resistance R5 with the positive pole of polar capacitor C6, and N poles are with triode VT2's
Emitter stage is connected.
Wherein, one end of inductance L1 is connected with the emitter stage of triode VT1, and the other end is managed with the THRE for adjusting chip U2
Pin is connected.The positive pole of polar capacitor C4 is connected with the base stage of triode VT1, and negative pole is connected with the colelctor electrode of triode VT2
Connect.The negative pole of polar capacitor C5 is grounded after being connected with the colelctor electrode of triode VT1, positive pole Jing after resistance R6 with adjust chip U2
CONT pins be connected.One end of resistance R7 is connected with the VCC pins for adjusting chip U2, and the other end is with regulation chip U2's
REST pins are connected.The positive pole of polar capacitor C7 Jing after resistance R8 with adjust chip U2 OUTP pins be connected, negative pole with
The base stage of triode VT3 is connected.The P poles of diode D5 are connected with the positive pole of polar capacitor C7, and N poles are Jing after adjustable resistance R9
It is connected with the Same Name of Ends of transformer T former limit inductance coils.The positive pole of polar capacitor C8 is Jing after resistance R10 with polar capacitor C7's
Positive pole is connected, and negative pole is connected Jing after inductance L2 with the base stage of triode VT4.The positive pole of polar capacitor C9 is Jing after resistance R12
It is connected with the non-same polarity of transformer T secondary inductance coils, negative pole is grounded after being connected with the colelctor electrode of triode VT4.
Meanwhile, the P poles of Zener diode D6 are connected Jing after resistance R11 with the Same Name of Ends of transformer T secondary inductance coils,
N poles are collectively forming the output end of DC high-voltage power supply with the non-same polarity of the inductance coil of transformer T secondary;The output end it is steady
The N poles of pressure diode D6 are connected with one of electrode tip of electrostatic transmitting bar, its transformer T secondary inductance coils it is non-together
Name end is then connected with another electrode tip of electrostatic transmitting bar.The colelctor electrode phase of the negative pole of polar capacitor C10 and triode VT5
Connection, positive pole is connected with the emitter stage of triode VT6.The P poles of diode D8 are connected with the base stage of triode VT6, N poles with
The positive pole of amplifier P2 is connected.The positive pole of polar capacitor C11 is connected with the colelctor electrode of triode VT6, negative pole Jing resistance R15
It is connected with the negative pole of amplifier P2 afterwards.The P poles of diode D7 are connected with the emitter stage of triode VT5, N poles Jing resistance R14
It is connected with the output end of amplifier P2 afterwards.Adjustable resistance R13 one end is connected with the N poles of diode D7, the other end with amplify
The output end of device P2 is connected.
The emitter stage of the triode VT6 is also connected with the CONT pins for adjusting chip U2;The amplifier P2's is negative
Pole ground connection, its positive pole are also connected with the base stage of triode VT5;The positive pole of the amplifier P1 also with the positive pole of polar capacitor C1
It is connected, its negative pole is also connected with the cathode output end of diode rectifier U1;The positive pole of the polar capacitor C2 is also distinguished
It is connected with the non-same polarity of the VCC pins and REST pins and transformer T former limit inductance coils that adjust chip U2;The pole
The minus earth of property electric capacity C1;Two inputs of the diode rectifier U1 are collectively forming the input of DC high-voltage power supply
End;The base stage of the triode VT2 is connected with the TRIG pins for adjusting chip U2;The colelctor electrode of the triode VT3 and change
The Same Name of Ends of depressor T former limit inductance coils is connected, its emitter stage is connected with the emitter stage of triode VT4;The triode
The colelctor electrode of VT4 is also connected with the N poles of diode D7.
During work, diode rectifier U1 and polar capacitor C1 and resistance R1 define current rectifying and wave filtering circuit;Amplifier
P1, diode D1, diode D2, diode D3, polar capacitor C2, polar capacitor C3, resistance R2 and resistance R3 define peak value
Detection circuit;Resistance R4, polar capacitor C6, resistance R5, polar capacitor C4, polar capacitor C5 and triode VT2 and regulation core
Piece U2 defines oscillation step-up circuit;Amplifier P2, triode VT5, triode VT6, diode D7, diode D8, polarity electricity
Hold C10, polar capacitor C11, adjustable resistance R13, resistance R14 and resistance R15 and define phase adjusting circuit;Triode VT3, three
Pole pipe VT4, adjustable resistance R9, polar capacitor C7, inductance L2 and transformer T-shaped are into voltage doubling rectifing circuit.
The utility model is connected after civil power, and current rectifying and wave filtering circuit is carried out to the 220V alternating voltages being input into will after rectifying and wave-filtering
The alternating voltage of input is converted to DC voltage, and peak value inspection is transferred to after filtering to harmonic wave in the DC voltage after conversion
Slowdown monitoring circuit, the peak detection circuit can be detected to the peak value of voltage and current, and can effectively suppress the leakage of electric current, its
The pull-up resistor R2 of middle diode D2 to eliminate diode D2 leakage currents, during detecting to electric current, diode D2 and
Then equivalent to a single-way switch, when the peak detection circuit runs, diode D2 and diode D3 is turned on diode D3, polarity
Electric capacity C3 discharges, and the positive pole pull-up of diode D2 is made the positive pole of diode D2 identical with the current potential of negative pole, just effectively by resistance R2
The current leakage eliminated by diode D2, now diode D3 keep reverse bias, while amplifier P1 is then to passing through
Pulse current be amplified, make the intensity of electric current of output more preferably, peak detection circuit is finally by the voltage after detection process
It is transferred to oscillation step-up circuit.
Meanwhile, oscillation step-up circuit obtain it is electric after, polar capacitor C4 and polar capacitor C5 is started to charge up, and now transformer T is former
Side inductance coil produces charging current, and secondary inductance coil produces sensing high pressure.When polar capacitor C4 and polar capacitor C5 are full of
When electric, triode VTl and triode VT2 receives triggering and conducting, and polar capacitor C4 and polar capacitor C5 is by triode VT1 and three poles
To adjusting chip U2 electric discharges, Jing phase adjusting circuits discharge pipe VT2 after the regulation chip U2 is processed the voltage being input into, should
Phase adjusting circuit is adjusted to the pulsewidth of pulse current, effectively low-order harmonic in electric current can be suppressed or be eliminated,
Make pulse high-voltage more fixed.Pulse high-voltage after adjustment is transferred to voltage doubling rectifing circuit by phase adjusting circuit;Voltage multiplying rectifier
Circuit makes voltage more steady by the circuit that follows that polar capacitor C7 and polar capacitor C8 and inductance L2 is formed, voltage after process
The triode VT3 being transferred to and triode VT4 form operational amplifier, and the amplifier is to can effectively improve the arteries and veins of DC voltage
Intensity is rushed, the voltage after amplified device regulation is transferred to transformer T and is discharged, and triode VT1 and triode VT2 now cut
Only, then polar capacitor C4 and polar capacitor C5 restart to charge, and turn on triode VT1 and triode VT2 intervals;More than
Charge and discharge oscillatory process is carried out again and again, you can the direct current of nearly 7KV is produced in transformer T secondary inductance coil windings
High pressure, its load current is up to 50UA, and the high direct voltage of the 7KV is then electric by the N poles and transformer T secondary of Zener diode D6
The non-same polarity of sense coil is transferred on two electrodes of electrostatic transmitting bar.
Therefore, the utility model by filtering to harmonic wave in DC voltage, and can pass through peak detection circuit pair
The peak value of input current is processed, and makes the DC voltage of input more stable, and by oscillation boosting repeatedly and multiple multiplication of voltage
After rectification and the stable high direct voltage of output is ensure that, so as to the utility model can provide stable straight for high-pressure electrostatic generator
Stream high pressure, effectively ensure that high-pressure electrostatic generator exports stable high-pressure electrostatic, enable electrostatic sterilization system right well
Processing and fresh-keeping farming and animal husbandry product carry out sterilized detoxicating, can effectively prevent from processing and sending out occurs in fresh-keeping farming and animal husbandry product
Go mouldy matter.
According to above-described embodiment, you can realize the utility model well.