CN218958798U - Power supply circuit of plasma generator - Google Patents
Power supply circuit of plasma generator Download PDFInfo
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- CN218958798U CN218958798U CN202222358135.8U CN202222358135U CN218958798U CN 218958798 U CN218958798 U CN 218958798U CN 202222358135 U CN202222358135 U CN 202222358135U CN 218958798 U CN218958798 U CN 218958798U
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- 238000001514 detection method Methods 0.000 claims abstract description 25
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 230000010355 oscillation Effects 0.000 claims abstract description 11
- 239000003990 capacitor Substances 0.000 claims description 30
- 238000004804 winding Methods 0.000 claims description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 150000002500 ions Chemical class 0.000 description 24
- 238000010586 diagram Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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Abstract
The utility model discloses a power supply circuit of a plasma generator, which comprises: the low-voltage power supply module, the fuse module, the first high-frequency filtering module, the booster module, the second high-frequency filtering module, the high-frequency oscillation boosting module and the transformer module are connected in sequence; the output end of the transformer module is connected with the ion sheet; the power supply circuit further comprises a voltage detection module; the input end of the voltage detection module is connected with the output end of the booster module, and the output end of the voltage detection module is connected with the input end of the booster module; the voltage detection module is used for detecting the output voltage of the voltage booster module and adjusting the voltage booster module according to the detected voltage so as to enable the voltage booster module to output stable boosted voltage. The utility model realizes low voltage input, thus reducing energy consumption, being widely applicable to general power supplies in industry, outputting stable voltage, ensuring high-frequency stable output of the transformer and stabilizing the generated ion quantity.
Description
Technical Field
The utility model relates to the technical field of electronic circuits, in particular to a power supply circuit of a plasma generator.
Background
The ion sheet is used for generating positive and negative ions, and the power circuit of the plasma generator provides working voltage for the ion sheet, so that the ion sheet works and positive and negative ions are triggered. The input voltage of the conventional ion sheet power supply circuit is mostly high-voltage input, so that the energy consumption is large, and the applicability is poor. Simultaneously, a single voltage is input by the power circuit; once the input voltage fluctuates, the output high-voltage jumping can be influenced, the generated ion quantity is unstable, and the parameter of the ion sheet has deviation; in addition, the ion quantity cannot be adjusted.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a power supply circuit of a plasma generator, wherein the output voltage of a booster module can be detected and regulated by adding the booster module and a voltage detection module, so as to realize low-voltage boosting, stable output and control of the ion quantity generated by an ion sheet.
The aim of the utility model is achieved by the following technical scheme:
a power supply circuit of a plasma generator includes: the low-voltage power supply module, the fuse module, the first high-frequency filtering module, the booster module, the second high-frequency filtering module, the high-frequency oscillation boosting module and the transformer module are connected in sequence; the output end of the transformer module is connected with the ion sheet; the power supply circuit further comprises a voltage detection module; the input end of the voltage detection module is connected with the output end of the booster module, and the output end of the voltage detection module is connected with the input end of the booster module; the voltage detection module is used for detecting the output voltage of the voltage booster module and adjusting the voltage booster module according to the detected voltage so as to enable the voltage booster module to output stable boosted voltage.
Preferably, the fuse module comprises a fuse F1, the first high-frequency filtering module comprises an inductor L1 and a capacitor C5, the booster module comprises a booster chip U1, the second high-frequency filtering module comprises a diode D2 and an inductor L3, and the high-frequency oscillation booster module comprises a triode Q1, a triode Q2 and a primary coil of a transformer B1; the transformer module comprises a transformer B1; the voltage detection module comprises a potentiometer VR1; one end of the fuse F1 is connected to the ground through a capacitor C1, one end of the fuse F1 is also connected with a low-voltage power supply module, the other end of the fuse F1 is respectively connected to the ground through a capacitor C2 and a capacitor C3, the other end of the fuse F1 is also connected with one end of an inductor L1, the other end of the inductor L1 is respectively connected to the ground through a capacitor C4 and a capacitor C5, the other end of the inductor L1 is also connected with an IN end of the voltage stabilizing chip U1, the IN end of the voltage stabilizing chip U1 is also connected with an SW end of the voltage stabilizing chip U1 through a resistor L2, the SW end of the voltage stabilizing chip U1 is also connected to the ground through a diode D1, a resistor R2, a potentiometer VR1 and a resistor R3, the FB end of the voltage stabilizing chip U1 is connected with a first motionless end of the potentiometer VR1, the cathode of the diode D1 is also respectively connected to the ground through a capacitor C6 and a capacitor C7, the anode of the capacitor C7 is also connected with a +5V power supply end, the cathode of the diode D1 is also connected with one end of a resistor R4 and one end of a resistor R5 sequentially through a diode D2 and an inductor L3, the other end of the resistor R4 is connected with the base electrode of a triode Q2, the emitter electrode of the triode Q2 is connected to the ground, the other end of the resistor R5 is connected with the base electrode of a triode Q1, the emitter electrode of the triode Q1 is connected to the ground, the base electrode of the triode Q1 and the base electrode of the triode Q2 are respectively connected with the two ends of an inductor L4 of a primary coil of a transformer B1, the collector electrode of the triode Q1 and the other end of the inductor L3 are respectively connected with the two ends of an inductor L5 of the primary coil of the transformer B1, the collector electrode of the inductor L6 of the primary coil of the transformer B1 is also connected with the collector electrode of the triode Q2 through a capacitor C8, the secondary winding of the transformer B1 is connected to both ends of the ion sheet LZP.
Preferably, the control circuit further includes: the indicator light module comprises a Light Emitting Diode (LED), one end of the LED is connected with a +5V power supply end through a resistor R6, and the other end of the LED is connected to the ground.
Preferably, the voltage stabilizing chip U1 is of the model SDB682.
Preferably, the voltage of the low voltage power supply module is 5V.
Preferably, the high frequency oscillation boost module oscillates at a frequency of 13 to 25KHZ sine wave.
Preferably, the power supply circuit of the plasma generator further comprises a three-gear fluctuation switch, one end of the three-gear fluctuation switch is connected with the FB end of the voltage stabilizing chip U1, and the other end of the three-gear fluctuation switch is connected with one end of the resistor R3.
Preferably, the power supply circuit of the plasma generator further comprises a temperature and humidity sensor, one end of the temperature and humidity sensor is connected with the FB end of the voltage stabilizing chip U1, and the other end of the temperature and humidity sensor is connected with one end of the resistor R3.
Compared with the prior art, the utility model has the following advantages:
the utility model adds the booster module and the detection module, the booster module can boost the input low-voltage power supply to realize low-voltage input, thus reducing energy consumption and being widely applicable to general power supplies in industry. Meanwhile, the voltage detection module detects the output voltage of the booster module, and adjusts the booster module according to the output voltage of the booster module, so that the booster module can output stable voltage, high-frequency stable output of the transformer is ensured, and the generated ion quantity is stable.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
fig. 1 is a schematic block diagram of a power supply circuit of a plasma generator according to the present utility model.
Fig. 2 is a circuit diagram of a power supply circuit of a plasma generator according to the present utility model.
Description of the embodiments
The utility model is further described below with reference to the drawings and examples.
Fig. 1 is a schematic block diagram of a power supply circuit of a plasma generator according to the present utility model. Fig. 2 is a circuit diagram of a power supply circuit of a plasma generator according to the present utility model. As shown in fig. 1-2, a plasma generator power supply circuit includes: the low-voltage power supply module, the fuse module, the first high-frequency filtering module, the booster module, the second high-frequency filtering module, the high-frequency oscillation boosting module and the transformer module are connected in sequence; the output end of the transformer module is connected with the ion sheet; the power supply circuit further comprises a voltage detection module; the input end of the voltage detection module is connected with the output end of the booster module, and the output end of the voltage detection module is connected with the input end of the booster module; the voltage detection module is used for detecting the output voltage of the voltage booster module and adjusting the voltage booster module according to the detected voltage so as to enable the voltage booster module to output stable boosted voltage.
Fig. 2 is a circuit diagram of a power supply circuit of a plasma generator according to the present utility model. As shown in fig. 2, the fuse module comprises a fuse F1, the first high-frequency filtering module comprises an inductor L1 and a capacitor C5, the booster module comprises a booster chip U1, the second high-frequency filtering module comprises a diode D2 and an inductor L3, and the high-frequency oscillating booster module comprises a triode Q1, a triode Q2 and a primary coil of a transformer B1; the transformer module comprises a transformer B1; the voltage detection module comprises a potentiometer VR1; one end of the fuse F1 is connected to the ground through a capacitor C1, one end of the fuse F1 is also connected with a low-voltage power supply module, the other end of the fuse F1 is respectively connected to the ground through a capacitor C2 and a capacitor C3, the other end of the fuse F1 is also connected with one end of an inductor L1, the other end of the inductor L1 is respectively connected to the ground through a capacitor C4 and a capacitor C5, the other end of the inductor L1 is also connected with an IN end of the voltage stabilizing chip U1, the IN end of the voltage stabilizing chip U1 is also connected with an SW end of the voltage stabilizing chip U1 through a resistor L2, the SW end of the voltage stabilizing chip U1 is also connected to the ground through a diode D1, a resistor R2, a potentiometer VR1 and a resistor R3, the FB end of the voltage stabilizing chip U1 is connected with a first motionless end of the potentiometer VR1, the cathode of the diode D1 is also respectively connected to the ground through a capacitor C6 and a capacitor C7, the anode of the capacitor C7 is also connected with a +5V power supply end, the cathode of the diode D1 is also connected with one end of a resistor R4 and one end of a resistor R5 sequentially through a diode D2 and an inductor L3, the other end of the resistor R4 is connected with the base electrode of a triode Q2, the emitter electrode of the triode Q2 is connected to the ground, the other end of the resistor R5 is connected with the base electrode of a triode Q1, the emitter electrode of the triode Q1 is connected to the ground, the base electrode of the triode Q1 and the base electrode of the triode Q2 are respectively connected with the two ends of an inductor L4 of a primary coil of a transformer B1, the collector electrode of the triode Q1 and the other end of the inductor L3 are respectively connected with the two ends of an inductor L5 of the primary coil of the transformer B1, the collector electrode of the inductor L6 of the primary coil of the transformer B1 is also connected with the collector electrode of the triode Q2 through a capacitor C8, the secondary winding of the transformer B1 is connected to both ends of the ion sheet LZP.
In this embodiment, the voltage stabilizing chip U1 is of the type SDB682.
The voltage detection principle of the power supply circuit of the plasma generator of the utility model is as follows: the low power supply voltage is input into the voltage stabilizing chip U1, the SW end of the voltage stabilizing chip U1 outputs voltage, the output voltage is divided by the resistor R2, the potentiometer VR1 and the resistor R3, and the divided voltage is fed back to the FB end of the voltage stabilizing chip U1, so that the detection of the output voltage of the voltage stabilizing chip U1 is realized. The potentiometer VR1 is a variable resistor. The potentiometer VR1 is manually adjusted until the SW end of the voltage stabilizing chip U1 outputs stable voltage, so that the newly added booster module can output stable voltage, high-frequency stable output of the transformer is ensured, and generated ions are stable.
In this embodiment, the power supply circuit further includes: the indicator light module comprises a Light Emitting Diode (LED), one end of the LED is connected with a +5V power supply end through a resistor R5, and the other end of the LED is connected to the ground.
In this embodiment, the voltage of the low voltage power supply module is 5V. The 5V input voltage is a common voltage in the industry. According to the scheme, 5V input voltage is boosted to 8V, and the base electrodes of the triode Q1 and the triode Q2 of the high-frequency oscillation boosting module are input to drive the triode Q1 and the triode Q2 to work. The high-frequency resonance voltage output by the oscillation boosting module generates high-frequency voltage through a primary coil of the transformer and is coupled to a secondary of the transformer, and the high-frequency high voltage of the secondary of the transformer pushes the ion sheet to trigger positive and negative ions.
In this embodiment, the high frequency oscillation boost module oscillates at a frequency of 13 to 25KHZ sine wave. The high-frequency oscillation boosting module consists of a high-frequency transistor and a primary coil of a customized high-frequency transformer, the oscillation frequency is 13 to 25KHZ sine wave, and the secondary of the transformer is coupled with high-frequency high voltage (AC 600 to 1200V).
The working principle of the power supply circuit of the plasma generator of the scheme is as follows:
the low-voltage power supply module outputs 5V voltage, the voltage is connected into the booster module after being filtered by the fuse F1 and high frequency, the booster module outputs stable 8V voltage, the output voltage of the booster module enters the transformer after being filtered by high frequency and oscillated by high frequency to be boosted, and the secondary coil of the transformer is coupled to output high frequency and high voltage (AC 600 to 1200V), so that the ion sheet is pushed to trigger positive and negative ions. The voltage detection module detects the output voltage of the booster module in real time, and adjusts the booster module according to the output voltage of the booster module, so that the booster module can output stable voltage, high-frequency stable output of the transformer is ensured, and the generated ion quantity is stable.
Example 2
Embodiment 2 differs from embodiment 1 in that the power supply circuit of the plasma generator further comprises a three-gear ripple switch, wherein one end of the three-gear ripple switch is connected with the FB end of the voltage stabilizing chip U1, and the other end of the three-gear ripple switch is connected with one end of the resistor R3. Thus, the output voltage of the booster module can be manually controlled, and the ion quantity generated by the ion sheet can be manually controlled.
Example 3
Embodiment 3 is different from embodiment 1 in that the power supply circuit of the plasma generator further includes a temperature and humidity sensor, one end of the temperature and humidity sensor is connected to the FB end of the voltage stabilizing chip U1, and the other end of the temperature and humidity sensor is connected to one end of the resistor R3. Therefore, the output voltage of the booster module can be regulated in real time according to the temperature and humidity of the power supply circuit, and the effective and safe operation of the power supply circuit is ensured.
The above embodiments are preferred examples of the present utility model, and the present utility model is not limited thereto, and any other modifications or equivalent substitutions made without departing from the technical aspects of the present utility model are included in the scope of the present utility model.
Claims (8)
1. A plasma generator power circuit, comprising: the low-voltage power supply module, the fuse module, the first high-frequency filtering module, the booster module, the second high-frequency filtering module, the high-frequency oscillation boosting module and the transformer module are connected in sequence; the output end of the transformer module is connected with the ion sheet;
the power supply circuit further comprises a voltage detection module; the input end of the voltage detection module is connected with the output end of the booster module, and the output end of the voltage detection module is connected with the input end of the booster module;
the voltage detection module is used for detecting the output voltage of the voltage booster module and adjusting the voltage booster module according to the detected voltage so as to enable the voltage booster module to output stable boosted voltage.
2. The plasma generator power supply circuit of claim 1, wherein the fuse module comprises a fuse F1, the first high frequency filtering module comprises an inductor L1 and a capacitor C5, the booster module comprises a boost chip U1, the second high frequency filtering module comprises a diode D2 and an inductor L3, and the high frequency oscillating boost module comprises a transistor Q1, a transistor Q2 and a primary winding of a transformer B1; the transformer module comprises a transformer B1; the voltage detection module comprises a potentiometer VR1;
one end of the fuse F1 is connected to the ground through a capacitor C1, one end of the fuse F1 is also connected with a low-voltage power supply module, the other end of the fuse F1 is respectively connected to the ground through a capacitor C2 and a capacitor C3, the other end of the fuse F1 is also connected with one end of an inductor L1, the other end of the inductor L1 is respectively connected to the ground through a capacitor C4 and a capacitor C5, the other end of the inductor L1 is also connected with an IN end of the voltage stabilizing chip U1, the IN end of the voltage stabilizing chip U1 is also connected with an SW end of the voltage stabilizing chip U1 through a resistor L2, the SW end of the voltage stabilizing chip U1 is also connected to the ground through a diode D1, a resistor R2, a potentiometer VR1 and a resistor R3, the FB end of the voltage stabilizing chip U1 is connected with a first motionless end of the potentiometer VR1, the cathode of the diode D1 is also respectively connected to the ground through a capacitor C6 and a capacitor C7, the anode of the capacitor C7 is also connected with a +5V power supply end, the cathode of the diode D1 is also connected with one end of a resistor R4 and one end of a resistor R5 sequentially through a diode D2 and an inductor L3, the other end of the resistor R4 is connected with the base electrode of a triode Q2, the emitter electrode of the triode Q2 is connected to the ground, the other end of the resistor R5 is connected with the base electrode of a triode Q1, the emitter electrode of the triode Q1 is connected to the ground, the base electrode of the triode Q1 and the base electrode of the triode Q2 are respectively connected with the two ends of an inductor L4 of a primary coil of a transformer B1, the collector electrode of the triode Q1 and the other end of the inductor L3 are respectively connected with the two ends of an inductor L5 of the primary coil of the transformer B1, the collector electrode of the inductor L6 of the primary coil of the transformer B1 is also connected with the collector electrode of the triode Q2 through a capacitor C8, the secondary winding of the transformer B1 is connected to both ends of the ion sheet LZP.
3. The plasma generator power circuit of claim 1, wherein the power circuit further comprises: the indicator light module comprises a Light Emitting Diode (LED), one end of the LED is connected with a +5V power supply end through a resistor R6, and the other end of the LED is connected to the ground.
4. The plasma generator power supply circuit of claim 2, wherein the voltage regulator chip U1 is model SDB682.
5. The plasma generator power circuit of claim 1, wherein the voltage of the low voltage power supply module is 5V.
6. The power supply circuit of claim 1, wherein the high frequency oscillating boost module oscillates at a frequency of 13 to 25KHZ sine wave.
7. The power supply circuit of claim 1, further comprising a three-stage ripple switch, wherein one end of the three-stage ripple switch is connected to the FB terminal of the voltage regulator chip U1, and the other end of the three-stage ripple switch is connected to one end of the resistor R3.
8. The plasma generator power supply circuit of claim 1, further comprising a temperature and humidity sensor, wherein one end of the temperature and humidity sensor is connected to the FB end of the voltage stabilizing chip U1, and the other end of the temperature and humidity sensor is connected to one end of the resistor R3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222358135.8U CN218958798U (en) | 2022-09-06 | 2022-09-06 | Power supply circuit of plasma generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222358135.8U CN218958798U (en) | 2022-09-06 | 2022-09-06 | Power supply circuit of plasma generator |
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| Publication Number | Publication Date |
|---|---|
| CN218958798U true CN218958798U (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222358135.8U Active CN218958798U (en) | 2022-09-06 | 2022-09-06 | Power supply circuit of plasma generator |
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| CN (1) | CN218958798U (en) |
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- 2022-09-06 CN CN202222358135.8U patent/CN218958798U/en active Active
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Address after: 518110 Room 101, laowei 452, Liguang community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN YUAN QI ENVIRONMENTAL ENERGY TECHNOLOGY Co.,Ltd. Address before: 518000 main building 1605-1612, shenfubao building, No. 128, Ronghua Road, Fubao community, Fubao street, Futian District, Shenzhen, Guangdong Province Patentee before: SHENZHEN YUAN QI ENVIRONMENTAL ENERGY TECHNOLOGY Co.,Ltd. |