CN205490108U - Double - circuit high voltage power supply - Google Patents
Double - circuit high voltage power supply Download PDFInfo
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- CN205490108U CN205490108U CN201620018773.7U CN201620018773U CN205490108U CN 205490108 U CN205490108 U CN 205490108U CN 201620018773 U CN201620018773 U CN 201620018773U CN 205490108 U CN205490108 U CN 205490108U
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Abstract
The utility model relates to a high voltage power supply especially relates to a double - circuit high voltage power supply. This double - circuit high voltage power supply includes the rectifying and wave -filtering unit, voltage reduction unit, a high voltage output circuit unit, the 2nd high voltage output circuit unit and microprocessor control circuit, the rectifying and wave -filtering unit carries out the rectifying and wave -filtering to the line voltage of input, export first voltage, voltage reduction unit steps down to first voltage, output second voltage, a high voltage output circuit unit carries out the contravariant and steps up the processing second voltage, output voltage polarity is positive A third voltage, the 2nd high voltage output circuit unit carries out the contravariant and steps up the processing second voltage, output voltage polarity is the fourth voltage of burden, A third voltage and fourth voltage are gathered to the microprocessor control circuit, produce control signal, in order to control a high voltage output circuit unit and the 2nd high voltage output circuit unit. This high voltage power supply output voltage polarity simultaneously is positive high pressure and the high pressure of polarity for the burden to job stabilization is reliable.
Description
Technical field
This utility model relates to a kind of high voltage power supply, particularly to a kind of two-way high voltage power supply.
Background technology
High voltage power supply is a critical piece of air cleaning facility, for providing thousand of to air cleaning facility
Volt is to the DC voltage of Wan Duofu.
Refer to Fig. 1, Fig. 1 is high voltage power supply fundamental diagram in air cleaning facility.Such as Fig. 1 institute
Showing, line voltage 220V processes through the boosting of high voltage power supply, loads on ion chamber.Due to high voltage power supply
The high pressure of 6000V can be exported, natural bacteria and virus can be killed moment, accomplish non-secondary pollution.Air
Molecule forms anion at high pressure conditions, and anion is the most healthy.
Existing high voltage power supply only has single channel to export high pressure, and a high voltage power supply is only an ion chamber provides electricity
Source, and the polarity of output voltage can only be positive voltage or negative voltage one of both.Existing high voltage power supply without
Method adapts to the air cleaning facility varied demand to driving power supply.
Utility model content
This utility model is in order to overcome the deficiencies in the prior art, and purpose aims to provide a kind of two-way high voltage power supply,
This high voltage power supply can simultaneously output voltage polarity be positive high pressure and polarity is negative high pressure, and it is steady to work
Fixed reliable.
In order to solve above-mentioned technical problem, the basic technical scheme that the utility model proposes is:
Concrete, this utility model provides a kind of two-way high voltage power supply, comprising:
Rectification filtering unit；Described rectification filtering unit is used for the line voltage of input is carried out rectifying and wave-filtering,
Export the first voltage；
Pressure unit；Described pressure unit, for the first voltage of input is carried out blood pressure lowering, exports the second voltage；
First high-voltage output circuit unit；Described first high-voltage output circuit unit is for described second voltage
Carrying out inversion and boosting processes, output voltage polarity is positive tertiary voltage；
Second high-voltage output circuit unit；Described second high-voltage output circuit unit is for described second voltage
Carrying out inversion and boosting processes, output voltage polarity is the 4th negative voltage；
And microprocessor control circuit；Described microprocessor control circuit gathers described tertiary voltage and the 4th
Voltage, produces control signal, to control the first high-voltage output circuit unit and the second high-voltage output circuit unit.
Further, described pressure unit includes:
Absorbing circuit；Described absorbing circuit is for absorbing the peaked wave that switching tube produces；
First transformator；The former limit of described absorbing circuit and the first transformator connects；
Reduction voltage circuit；The secondary of described reduction voltage circuit and the first transformator connects, to the voltage loaded from secondary
Electric current carries out blood pressure lowering, exports the second voltage；
Opto-coupled feedback circuit；Described opto-coupled feedback circuit gathers described second voltage, and output gathers signal, with
Adjust the voltage on the former limit loading on the first transformator.
Further, described opto-coupled feedback circuit includes optocoupler, voltage collection circuit and power switch chip electricity
Road, described voltage collection circuit is used for gathering described second voltage, the outfan of voltage collection circuit and optocoupler
Former limit electrical connection, the secondary of optocoupler and power switch chip circuit electrical connection.
Further, described first high-voltage output circuit unit includes:
First inversion resonance step-up unit；Described first inversion resonance step-up unit and pressure unit electrical connection,
Processing for described second voltage being carried out inversion and boosting, exporting tertiary voltage；
First feedback circuit；Described first feedback circuit gathers described tertiary voltage or electric current, adjusts described the
The output voltage of one inversion resonance step-up unit or electric current.
Further, described first inversion resonance step-up unit includes:
First voltage-regulating circuit；
First double-tubes oscillator；Described first voltage-regulating circuit loads on described first two-tube for adjustment
The voltage of oscillating circuit input, the first double-tubes oscillator carries out inversion and boosting to this voltage；
Second transformator；The former limit of described second transformator and the electrical connection of the first double-tubes oscillator；
And first rectification boosting circuit；The secondary of described first rectification boosting circuit and the second transformator is electrically connected
Connect, the voltage x current loaded from secondary is carried out rectification, filters and boost, export tertiary voltage.
Further, described first feedback circuit includes:
First voltage collection circuit；Described first voltage collection circuit is used for gathering described tertiary voltage, output
Gather signal；
First Voltage Feedback adjusts circuit；Described first Voltage Feedback adjusts circuit and exports according to this collection signal
Adjusting voltage, this adjustment voltage-drop loading is in described first voltage-regulating circuit；
And first current feedback adjust circuit；Described first current feedback adjusts circuit and gathers described first whole
The voltage of stream booster circuit output, to adjust the output electric current of described first inversion resonance step-up unit.
Further, described second high-voltage output circuit unit includes:
Second inversion resonance step-up unit；Described second inversion resonance step-up unit and pressure unit electrical connection,
Processing for described second voltage being carried out inversion and boosting, exporting the 4th voltage；
Second feedback circuit；Described second feedback circuit gathers described 4th voltage or electric current, adjusts described the
The output voltage of two inversion resonance step-up unit or electric current.
Further, described second inversion resonance step-up unit includes:
Second voltage-regulating circuit；
Second double-tubes oscillator；Described second voltage-regulating circuit loads on described second two-tube for adjustment
The voltage of oscillating circuit input, the second double-tubes oscillator carries out inversion and boosting to this voltage；
3rd transformator；The former limit of described 3rd transformator and the electrical connection of the first double-tubes oscillator；
And second rectification boosting circuit；The secondary of described second rectification boosting circuit and the 3rd transformator is electrically connected
Connect, the voltage x current loaded from secondary is carried out rectification, filters and boost, export the 4th voltage.
Further, described second feedback circuit includes:
Second voltage collection circuit；Described second voltage collection circuit is used for gathering described 4th voltage, output
Gather signal；
Second Voltage Feedback adjusts circuit；Described second Voltage Feedback adjusts circuit and exports according to this collection signal
Adjusting voltage, this adjustment voltage-drop loading is in described second voltage-regulating circuit；
And second current feedback adjust circuit；Described second current feedback adjusts circuit and gathers described second whole
The voltage of stream booster circuit output, to adjust the output electric current of described second inversion resonance step-up unit.
Further, described microprocessor control circuit includes:
Two alignment detection circuits；Described first testing circuit is used for detecting described tertiary voltage, the second testing circuit
For detecting described 4th voltage；
Microprocessor；Described microprocessor respectively with described first testing circuit and the output of the second testing circuit
End electrical connection, according to detection signal, exports control signal, to control the first high-voltage output circuit unit and the
Two high-voltage output circuit unit；
And protection circuit: the input of described protection circuit and microprocessor electrical connection, believe according to this control
Number, control the first high-voltage output circuit unit and the shutoff of the second high-voltage output circuit unit or restart.
The beneficial effects of the utility model are: rectification filtering unit carries out rectification filter to the line voltage of input
Ripple, exports the first voltage, and pressure unit carries out blood pressure lowering to the first voltage of input, exports the second voltage, the
One high-voltage output circuit unit carries out inversion and boosting and processes the second voltage, and output voltage polarity is positive the
Three voltages, the second voltage carries out the second high-voltage output circuit unit inversion and boosting processes, output voltage pole
Property be the 4th negative voltage, microprocessor control circuit gathers tertiary voltage and the 4th voltage, produces and controls letter
Number, to control the first high-voltage output circuit unit and the second high-voltage output circuit unit.Therefore, this high-tension electricity
Source can simultaneously output voltage polarity be positive high pressure and polarity is negative high pressure, and stable and reliable in work.
Accompanying drawing explanation
Fig. 1 is high voltage power supply fundamental diagram in air cleaning facility.
Fig. 2 provides the schematic block circuit diagram of a kind of two-way high voltage power supply for this utility model embodiment.
Fig. 3 provides the circuit design principle figure of rectification filtering unit for this utility model embodiment.
Fig. 4 provides the circuit design principle figure of pressure unit for this utility model embodiment.
Fig. 5 provides the first inversion resonance step-up unit and electricity of the first feedback circuit for this utility model embodiment
Road design principle figure.
Fig. 6 provides the second inversion resonance step-up unit and electricity of the second feedback circuit for this utility model embodiment
Road design principle figure.
Fig. 7 provides the schematic diagram of microprocessor in microprocessor control circuit for this utility model embodiment.
Fig. 8 provides the circuit of the first testing circuit in microprocessor control circuit to set for this utility model embodiment
Meter schematic diagram.
Fig. 9 provides the circuit of the second testing circuit in microprocessor control circuit to set for this utility model embodiment
Meter schematic diagram.
Figure 10 provides the circuit design of protection circuit in microprocessor control circuit for this utility model embodiment
Schematic diagram.
Detailed description of the invention
It is described further below with reference to 2 to 10 pairs of this utility model of accompanying drawing, but should not limit with this
Make protection domain of the present utility model.
For convenience of explanation and understand the noun of locality that the technical solution of the utility model, following description are used
The orientation all shown with accompanying drawing is as the criterion.
Refer to Fig. 2, Fig. 2 and the circuit theory of a kind of two-way high voltage power supply is provided for this utility model embodiment
Block diagram.As in figure 2 it is shown, this two-way high voltage power supply include rectification filtering unit 10, pressure unit 20,
One high-voltage output circuit unit the 30, second high-voltage output circuit unit 40 and microprocessor control circuit 50,
Rectification filtering unit 10 carries out rectifying and wave-filtering to the line voltage of the 220V of input, exports the first voltage, fall
Pressure unit 20 carries out blood pressure lowering to the first voltage of input, exports the second voltage, the first high-voltage output circuit list
Unit 30 carries out inversion and boosting process to the second voltage, and output voltage polarity is positive tertiary voltage, and second
High-voltage output circuit unit 40 carries out inversion to the second voltage and boosting processes, and output voltage polarity is negative
4th voltage.Microprocessor control circuit 50 gathers tertiary voltage and the 4th voltage, produces control signal,
To control the first high-voltage output circuit unit and the second high-voltage output circuit unit.The first voltage herein is
320V, the second voltage is 12V, and tertiary voltage and the 4th voltage can be negative high voltage or positive high voltage 4KV,
Can also be negative high voltage or positive high voltage 8KV.
Refer to Fig. 3, Fig. 3 and the circuit design principle of rectification filtering unit is provided for this utility model embodiment
Figure.As it is shown on figure 3, rectification filtering unit 10 uses EMI or EMC filter design, common mode capacitance and
Differential mode capacitor can filtering common mode signal and the interference of difference mode signal, and, itself it can be avoided that transformator or
The electromagnetic interference of other components and parts, has good electromagnetic compatibility characteristic.
Refer to Fig. 4, Fig. 4 and the circuit design principle figure of pressure unit is provided for this utility model embodiment.
As shown in Figure 4, pressure unit 20 includes absorbing circuit the 201, first transformator 202, reduction voltage circuit 203
And opto-coupled feedback circuit 204, absorbing circuit 201 absorbs the peaked wave that switching tube produces, absorbing circuit 201
Connecting with the former limit of the first transformator 202, the secondary of reduction voltage circuit 203 and the first transformator 202 connects,
The voltage x current loaded from secondary being carried out blood pressure lowering, exports the second voltage, opto-coupled feedback circuit 204 gathers
Two voltages, output gathers signal, to adjust the voltage on the former limit loading on the first transformator 202.
As shown in Figure 4, the present embodiment opto-coupled feedback circuit gathers the second voltage, and output gathers signal, to adjust
The voltage on the whole former limit loading on the first transformator 202.
Opto-coupled feedback circuit 204 includes optocoupler U1, voltage collection circuit 2041 and power switch chip electricity
Road 2042, voltage collection circuit 2041 is for gathering the second voltage, the outfan of voltage collection circuit 2041
Electrically connecting with the former limit of optocoupler U1, secondary and the power switch chip circuit 2042 of optocoupler U1 electrically connect.
The power switch chip U2 that power switch chip circuit 2042 uses model to be VIPER22A.Voltage acquisition
Circuit 2041 collects the second voltage by resistance R1, by resistance R2, electric capacity C1 and resistance R3
Blood pressure lowering, can stablize the former of optocoupler U1 by feedback signal transmission to optocoupler U1, reference voltage comparator U2
Polygonal voltage, so that the feedback signal of optocoupler U1 is the most interfered by outside.
Refer to Fig. 5, Fig. 5 and provide the first inversion resonance step-up unit and first for this utility model embodiment
The circuit design principle figure of feedback circuit.As it is shown in figure 5, the first inversion resonance step-up unit 301 and blood pressure lowering
Unit 20 electrically connects, and processes for the second voltage carries out inversion and boosting, output tertiary voltage, first
Feedback circuit 302 gathers tertiary voltage or electric current, adjusts the output electricity of the first inversion resonance step-up unit 301
Pressure or electric current.
The present embodiment the first inversion resonance step-up unit 301 includes the first voltage-regulating circuit 3011, first pair
Pipe oscillating circuit the 3012, second transformator 3013 and the first rectification boosting circuit 3014, the first voltage is adjusted
Whole circuit 3011 is for adjusting the voltage loading on the first double-tubes oscillator 3012 input, and first is two-tube
Oscillating circuit 3012 carries out inversion and boosting to this voltage.Wherein, the first voltage-regulating circuit 3011 uses
Model is the chip of LM317, and its output voltage is adjustable.The former limit of the second transformator 3013 and first two-tube
Oscillating circuit 3012 electrically connects, the secondary electricity of the first rectification boosting circuit 3014 and the second transformator 3013
Connect, the voltage x current loaded from secondary is carried out rectification, filters and boost, export tertiary voltage.Two-tube
The amplification of push-pull type oscillating circuit is big, and harmonic content is few.
The present embodiment the first feedback circuit 302 includes that first voltage collection circuit the 3021, first Voltage Feedback is adjusted
Whole circuit 3022 and the first current feedback adjust circuit 3023, and the first voltage collection circuit 3021 is used for adopting
Collection tertiary voltage, output gathers signal, and it is defeated according to this collection signal that the first Voltage Feedback adjusts circuit 3022
Going out to adjust voltage, this adjustment voltage-drop loading adjusts electricity in described first voltage-regulating circuit, the first current feedback
Road 3023 gathers the voltage of the first rectification boosting circuit 3014 output, to adjust the first inversion resonance step-up list
The output electric current of unit 301.Wherein, the first Voltage Feedback adjusts circuit 3022 and the first current feedback adjusts
Circuit 3023 all uses model to be the chip of LM358.
Refer to Fig. 6, Fig. 6 and provide the second inversion resonance step-up unit and second for this utility model embodiment
The circuit design principle figure of feedback circuit.As shown in Figure 6, the second inversion resonance step-up unit 401 and blood pressure lowering
Unit 20 electrically connects, and processes for the second voltage carries out inversion and boosting, output the 4th voltage, second
Feedback circuit 402 gathers the 4th voltage or electric current, adjusts the output electricity of the second inversion resonance step-up unit 401
Pressure or electric current.
The present embodiment the second inversion resonance step-up unit 401 includes the second voltage-regulating circuit 4011, second pair
Pipe oscillating circuit the 4012, the 3rd transformator 4013 and the second rectification boosting circuit 4014, the second voltage is adjusted
Whole circuit 4011 is for adjusting the voltage loading on the second double-tubes oscillator 4012 input, and second is two-tube
Oscillating circuit 4012 carries out inversion and boosting to this voltage.Wherein, the second voltage-regulating circuit 4011 uses
Model is the chip of LM317, and its output voltage is adjustable.The former limit of the 3rd transformator 4013 and first two-tube
Oscillating circuit 4012 electrically connects, the secondary electricity of the second rectification boosting circuit 4014 and the 3rd transformator 4013
Connect, the voltage x current loaded from secondary is carried out rectification, filters and boost, export the 4th voltage.Two-tube
The amplification of push-pull type oscillating circuit is big, and harmonic content is few.
The present embodiment the second feedback circuit 402 includes that second voltage collection circuit the 4021, second Voltage Feedback is adjusted
Whole circuit 4022 and the second current feedback adjust circuit 4023, and the second voltage collection circuit 4021 is used for adopting
Collecting the 4th voltage, output gathers signal, and it is defeated according to this collection signal that the second Voltage Feedback adjusts circuit 4022
Going out to adjust voltage, this adjustment voltage-drop loading adjusts circuit in the second voltage-regulating circuit, the second current feedback
4023 voltages gathering the second rectification boosting circuit 4014 output, to adjust the second inversion resonance step-up unit
The output electric current of 401.Wherein, the second Voltage Feedback adjusts circuit 4022 and the second current feedback adjusts circuit
4023 all employing models are the chip of LM358.
Please also refer to Fig. 7, Fig. 8, Fig. 9 and Figure 10, Fig. 7 provides micro-place for this utility model embodiment
The schematic diagram of microprocessor in reason device control circuit, Fig. 8 provides microprocessor control for this utility model embodiment
The circuit design principle figure of the first testing circuit in circuit processed, Fig. 9 provides micro-place for this utility model embodiment
The circuit design principle figure of the second testing circuit in reason device control circuit, Figure 10 is this utility model embodiment
The circuit design principle figure of protection circuit in microprocessor control circuit is provided.The present embodiment microprocessor uses
Model is the single-chip microcomputer of g80f903.Microprocessor control circuit 50 includes the first testing circuit, the second inspection
Slowdown monitoring circuit, microprocessor and protection circuit, the first testing circuit is used for detecting described tertiary voltage, and second
Testing circuit is used for detecting described 4th voltage, and microprocessor is electric with the first testing circuit and the second detection respectively
The outfan electrical connection on road, according to detection signal, exports control signal, to control the first high-voltage output circuit
Unit and the second high-voltage output circuit unit, the input of protection circuit and microprocessor electrical connection, according to this
Control signal, controls the first high-voltage output circuit unit and the shutoff of the second high-voltage output circuit unit or weight
Open.
In sum, rectification filtering unit 10 carries out rectifying and wave-filtering to the line voltage of input, exports first
Voltage, pressure unit 20 carries out blood pressure lowering to the first voltage of input, exports the second voltage, and the first high pressure is defeated
Going out circuit unit 30 and second voltage carries out inversion and boosting process, output voltage polarity is the 3rd positive electricity
Pressure, the second voltage carries out the second high-voltage output circuit unit 40 inversion and boosting processes, output voltage pole
Property be the 4th negative voltage, microprocessor control circuit 50 gathers tertiary voltage and the 4th voltage, produces control
Signal processed, to control the first high-voltage output circuit unit and the second high-voltage output circuit unit.Therefore, this height
Voltage source can simultaneously output voltage polarity be positive high pressure and polarity is negative high pressure, and working stability can
Lean on.
The announcement of book and teaching according to the above description, this utility model those skilled in the art can also be right
Above-mentioned embodiment changes and revises.Therefore, this utility model is not limited to be disclosed above and describe
Detailed description of the invention, should also be as falling into power of the present utility model to modifications and changes more of the present utility model
In the protection domain that profit requires.Although additionally, this specification employs some specific terms, but these
Term merely for convenience of description, does not constitute any restriction to this utility model.
Claims (10)
1. a two-way high voltage power supply, it is characterised in that including:
Rectification filtering unit；Described rectification filtering unit is used for the line voltage of input is carried out rectifying and wave-filtering,
Export the first voltage；
Pressure unit；Described pressure unit, for the first voltage of input is carried out blood pressure lowering, exports the second voltage；
First high-voltage output circuit unit；Described first high-voltage output circuit unit is for described second voltage
Carrying out inversion and boosting processes, output voltage polarity is positive tertiary voltage；
Second high-voltage output circuit unit；Described second high-voltage output circuit unit is for described second voltage
Carrying out inversion and boosting processes, output voltage polarity is the 4th negative voltage；
And microprocessor control circuit；Described microprocessor control circuit gathers described tertiary voltage and the 4th
Voltage, produces control signal, to control the first high-voltage output circuit unit and the second high-voltage output circuit unit.
Two-way high voltage power supply the most according to claim 1, it is characterised in that described pressure unit bag
Include:
Absorbing circuit；Described absorbing circuit is for absorbing the peaked wave that switching tube produces；
First transformator；The former limit of described absorbing circuit and the first transformator connects；
Reduction voltage circuit；The secondary of described reduction voltage circuit and the first transformator connects, to the voltage loaded from secondary
Electric current carries out blood pressure lowering, exports the second voltage；
Opto-coupled feedback circuit；Described opto-coupled feedback circuit gathers described second voltage, and output gathers signal, with
Adjust the voltage on the former limit loading on the first transformator.
Two-way high voltage power supply the most according to claim 2, it is characterised in that described opto-coupled feedback electricity
Road includes optocoupler, voltage collection circuit and power switch chip circuit, and described voltage collection circuit is used for adopting
Collect described second voltage, the former limit electrical connection of the outfan of voltage collection circuit and optocoupler, the secondary of optocoupler and
Power switch chip circuit electrically connects.
Two-way high voltage power supply the most according to claim 1, it is characterised in that described first high pressure is defeated
Go out circuit unit to include:
First inversion resonance step-up unit；Described first inversion resonance step-up unit and pressure unit electrical connection,
Processing for described second voltage being carried out inversion and boosting, exporting tertiary voltage；
First feedback circuit；Described first feedback circuit gathers described tertiary voltage or electric current, adjusts described the
The output voltage of one inversion resonance step-up unit or electric current.
Two-way high voltage power supply the most according to claim 4, it is characterised in that described first inversion is humorous
The boosting unit that shakes includes:
First voltage-regulating circuit；
First double-tubes oscillator；Described first voltage-regulating circuit loads on described first two-tube for adjustment
The voltage of oscillating circuit input, the first double-tubes oscillator carries out inversion and boosting to this voltage；
Second transformator；The former limit of described second transformator and the electrical connection of the first double-tubes oscillator；
And first rectification boosting circuit；The secondary of described first rectification boosting circuit and the second transformator is electrically connected
Connect, the voltage x current loaded from secondary is carried out rectification, filters and boost, export tertiary voltage.
Closed loop high voltage power supply the most according to claim 5, it is characterised in that described first feedback electricity
Road includes:
First voltage collection circuit；Described first voltage collection circuit is used for gathering described tertiary voltage, output
Gather signal；
First Voltage Feedback adjusts circuit；Described first Voltage Feedback adjusts circuit and exports according to this collection signal
Adjusting voltage, this adjustment voltage-drop loading is in described first voltage-regulating circuit；
And first current feedback adjust circuit；Described first current feedback adjusts circuit and gathers described first whole
The voltage of stream booster circuit output, to adjust the output electric current of described first inversion resonance step-up unit.
Two-way high voltage power supply the most according to claim 1, it is characterised in that described second high pressure is defeated
Go out circuit unit to include:
Second inversion resonance step-up unit；Described second inversion resonance step-up unit and pressure unit electrical connection,
Processing for described second voltage being carried out inversion and boosting, exporting the 4th voltage；
Second feedback circuit；Described second feedback circuit gathers described 4th voltage or electric current, adjusts described the
The output voltage of two inversion resonance step-up unit or electric current.
Two-way high voltage power supply the most according to claim 7, it is characterised in that described second inversion is humorous
The boosting unit that shakes includes:
Second voltage-regulating circuit；
Second double-tubes oscillator；Described second voltage-regulating circuit loads on described second two-tube for adjustment
The voltage of oscillating circuit input, the second double-tubes oscillator carries out inversion and boosting to this voltage；
3rd transformator；The former limit of described 3rd transformator and the electrical connection of the first double-tubes oscillator；
And second rectification boosting circuit；The secondary of described second rectification boosting circuit and the 3rd transformator is electrically connected
Connect, the voltage x current loaded from secondary is carried out rectification, filters and boost, export the 4th voltage.
Two-way high voltage power supply the most according to claim 8, it is characterised in that described second feedback electricity
Road includes:
Second voltage collection circuit；Described second voltage collection circuit is used for gathering described 4th voltage, output
Gather signal；
Second Voltage Feedback adjusts circuit；Described second Voltage Feedback adjusts circuit and exports according to this collection signal
Adjusting voltage, this adjustment voltage-drop loading is in described second voltage-regulating circuit；
And second current feedback adjust circuit；Described second current feedback adjusts circuit and gathers described second whole
The voltage of stream booster circuit output, to adjust the output electric current of described second inversion resonance step-up unit.
Two-way high voltage power supply the most according to claim 1, it is characterised in that described microprocessor control
Circuit processed includes:
Two alignment detection circuits；Described first testing circuit is used for detecting described tertiary voltage, the second testing circuit
For detecting described 4th voltage；
Microprocessor；Described microprocessor respectively with described first testing circuit and the output of the second testing circuit
End electrical connection, according to detection signal, exports control signal, to control the first high-voltage output circuit unit and the
Two high-voltage output circuit unit；
And protection circuit: the input of described protection circuit and microprocessor electrical connection, believe according to this control
Number, control the first high-voltage output circuit unit and the shutoff of the second high-voltage output circuit unit or restart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620018773.7U CN205490108U (en) | 2016-01-11 | 2016-01-11 | Double - circuit high voltage power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620018773.7U CN205490108U (en) | 2016-01-11 | 2016-01-11 | Double - circuit high voltage power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205490108U true CN205490108U (en) | 2016-08-17 |
Family
ID=56665211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620018773.7U Expired - Fee Related CN205490108U (en) | 2016-01-11 | 2016-01-11 | Double - circuit high voltage power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205490108U (en) |
-
2016
- 2016-01-11 CN CN201620018773.7U patent/CN205490108U/en not_active Expired - Fee Related
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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: 20160817 Termination date: 20170111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |