CN101494379A - Electrostatic arrester - Google Patents
Electrostatic arrester Download PDFInfo
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- CN101494379A CN101494379A CNA2008100047356A CN200810004735A CN101494379A CN 101494379 A CN101494379 A CN 101494379A CN A2008100047356 A CNA2008100047356 A CN A2008100047356A CN 200810004735 A CN200810004735 A CN 200810004735A CN 101494379 A CN101494379 A CN 101494379A
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- piezoelectric transformer
- circuit
- feedback signal
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- secondary side
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- Elimination Of Static Electricity (AREA)
Abstract
The invention provides a static electricity eliminator, which comprises a piezoelectric transformer that is provided with a primary side and a secondary side, an ion radial spine connected at the secondary side of the piezoelectric transformer, a feedback signal generating circuit connected in series at the primary side of the piezoelectric transformer, a control circuit connected with the feedback signal generating circuit, and a drive circuit connected with the primary side of the piezoelectric transformer and the control circuit. The state of the current passing through the primary side of the piezoelectric transformer is transmitted to the feedback signal generating circuit by feedback so as to reflect the resonance frequency of the piezoelectric transformer; then the generated feedback signal is transmitted to an input control circuit by feedback so as to generate a control signal; and the input voltage at the primary side of the piezoelectric transformer is driven so as to eliminate the phenomenon that the feedback signal generated at the secondary side of the piezoelectric transformer is unstable under the influence of air quality and the interference of extraneous signals, as well as to overcome the defect of dangerous high voltage at the secondary side.
Description
Technical field
The present invention relates to reduce the device of electrostatic interference effect, refer to a kind of static eraser that contains the driving voltage transformer especially.
Background technology
The Japanese patent gazette application case discloses a kind of ion generating device JP11-260918 number, as Fig. 1, shown in Figure 2, piezoelectric transformer 14 is provided with primary side 141 and secondary side 142, this secondary side 142 be connected in series the load electrode 15, this load electrode 15 is connected in series with feedback resistance 16, this feedback resistance 16 open-close on-off 19 that is connected in series, this open-close on-off 19 is connected in series in enlarging section 12, this DC power supply 11 is connected with enlarging section 12, this enlarging section 12 drive division 13 that is connected in series again, this drive division 13 is connected with the primary side 141 of piezoelectric transformer 14, be connected with comparison detecting element 17 between this feedback resistance 16 and the open-close on-off 19, this comparison detecting element 17 is connected with display part 18, connecting line between this comparison detecting element 17 and the display part 18 also is connected in open-close on-off 19 again, utilize this piezoelectric transformer 14 that the input voltage of primary side 141 is converted to secondary side 142 to produce high voltage, high voltage by this secondary side 142 puts on load electrode 15, be to produce corona discharge on the spray point just to discharge, anion, and with this ion be transferred on the object with this object that neutralizes with static; The back coupling mode of foregoing circuit control, feedback signal is to come from the load electrode of pressing power transformation depressor 14 secondary sides 142, on the counter electrode of its electrode, be on the counter electrode of spray point electrode, come the primary side of drive pressure piezoelectric transformer by the feedback signal on this counter electrode to produce control signal, and this counter electrode is to be positioned near the of sparking electrode to produce feedback signal with induction mode, because the producing method of signal is an induction mode so be subjected to the influence of air quality and the interference of extraneous signal easily, form the unsettled phenomenon of feedback signal, the voltage of this secondary side is the high voltage circuit that belongs to than higher simultaneously, therefore should be noted that the problem of high-tension preventive measure and installation countermeasure when settling counter electrode; When just beginning the drive pressure piezoelectric transformer, it is small that its secondary side can be sensed signal again, thereby need to use susceptibility than higher element, improved cost, hereat, how disappearance such as above-mentioned is forgone, be the place of the technical difficulties that this case inventor institute desire solves.
Summary of the invention
Main purpose of the present invention is promptly providing a kind of Xelminator, makes its influence that is not subject to air quality, and feedback signal is stable.Xelminator provided by the invention comprises:
One piezoelectric transformer, this piezoelectric transformer is provided with primary side and secondary side;
One ion radial spine, this ion radial spine is connected the secondary side of piezoelectric transformer;
One feedback signal produces circuit, and this feedback signal produces the primary side that circuit is series at piezoelectric transformer;
One control circuit, this control circuit produce circuit with feedback signal and are connected;
One drive circuit, this drive circuit is connected with control circuit, and this drive circuit is connected with the primary side of piezoelectric transformer again;
Feedback to feedback signal generation circuit by the primary side current feedback signal of this piezoelectric transformer, resonance frequency with the reflection piezoelectric transformer, and utilize this feedback signal to feedback to input control circuit, to produce control signal, input voltage with drive pressure piezoelectric transformer primary side, and then improve the influence that is subjected to air quality easily of piezoelectric transformer secondary side feedback signal of general Xelminator and the interference of extraneous signal, form the unsettled phenomenon of feedback signal, and overcome the shortcoming of the high voltage danger of secondary side.
Description of drawings
Fig. 1 is the circuit box schematic diagram of prior art ion generating device;
Fig. 2 is the side circuit schematic diagram of prior art ion generating device;
Fig. 3 is the circuit block diagram of Xelminator of the present invention;
Fig. 4 is the Xelminator schematic diagram of adjusting circuit of setting up of the present invention;
Fig. 5 is that of the present invention another set up the Xelminator schematic diagram of adjusting circuit;
Fig. 6 is the thin portion schematic diagram that the feedback signal of Xelminator of the present invention produces circuit;
Fig. 7 is that the feedback signal of Xelminator of the present invention produces the schematic diagram that circuit contains parallel diode;
Fig. 8 is that the feedback signal of Xelminator of the present invention produces its inductance replacement electric capacity schematic diagram of circuit.
Description of reference numerals: 11-DC power supply; The 13-drive division; The 141-primary side; The 15-electrode of loading; 17-is detecting element relatively; The 12-enlarging section; The 14-piezoelectric transformer; The 142-secondary side; The 16-feedback resistance; The 18-display part; The 19-open-close on-off; The 2-piezoelectric transformer; 212-one end; The 22-secondary side; The 21-primary side; The 211-other end; The 3-feedback signal produces circuit; The 4-control circuit; 41-warns output circuit; The 5-drive circuit; The 51-overcurrent protection; The road; The 52-power supply; 6-ion radial spine; The 61-ion; 7-adjusts circuit; C1-electric capacity; D1, D2-diode; The L1-inductance.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is illustrated.
A kind of Xelminator provided by the invention as shown in Figure 3, it comprises:
One piezoelectric transformer 2, this piezoelectric transformer 2 is provided with primary side 21 and secondary side 22;
One ion radial spine 6, this ion radial spine 6 is connected to the secondary side 22 of piezoelectric transformer 2;
One feedback signal produces circuit 3, and this feedback signal produces the end 212 that circuit 3 is connected in series in the primary side 21 of piezoelectric transformer 2;
One control circuit 4, this control circuit 4 produce circuit 3 with feedback signal and are connected, and this control circuit 4 is connected with caution output circuit 41;
One drive circuit 5, this drive circuit 5 is connected with control circuit 4, and this drive circuit 5 is connected with the other end 211 of the primary side 21 of piezoelectric transformer 2, and this power supply 52 provides voltage to drive circuit 5 via circuit overcurrent protection 51 again;
After this piezoelectric transformer 2 receives the specific voltage frequency input of drive circuit 5 by two input utmost point P1, P2, the primary side 21 generation inverse piezoelectric effects of this piezoelectric transformer 2 convert electric energy to mechanical energy and are sent to secondary side 22, and after this secondary side 22 produced direct piezoelectric effects and convert mechanical energy to electric energy, the output S1 of secondary side 22 promptly produced high voltage output; This ion radial spine 6 receives the high-tension electricity of secondary side 22, and in air, produce ion 61 by corona discharge, and by high-frequency electric field promotion ion, and make it in air, collide out more positive and negative ion, then positive and negative ion is sent to neutralize behind the object of static electrification object with static;
The primary side that this feedback signal produces circuit 3 and piezoelectric transformer 2 is connected in series, thereby can reflect its current status immediately, and reflects the resonance frequency that piezoelectric transformer 2 is current; This control circuit 4 receives the back coupling signal that this feedback signal produces circuit 3, control this drive circuit 5 and produce control signal, make the primary side 21 of these drive circuit 5 drive pressure piezoelectric transformers 2, thereby adjust the operating frequency of revising this piezoelectric transformer 2, make the resonance frequency of its secondary side that meets present load 22 power outputs and secondary side 22 output voltages;
Feedback to feedback signal generation circuit 3 by primary side 21 current status of this piezoelectric transformer 2, resonance frequency in order to reflection piezoelectric transformer 2, and utilize this feedback signal to feedback to input control circuit 4, to produce control signal, be used for the input voltage of drive pressure piezoelectric transformer 2 primary sides 21, and then eliminate general Xelminator by the influence that is subjected to air quality easily of secondary side 22 feedback signals of piezoelectric transformer 2 and the interference of extraneous signal, form the unsettled phenomenon of feedback signal, overcome the shortcoming of the high voltage danger of secondary side 22.
As Fig. 4, shown in Figure 5, the present invention also can be provided with one and adjust circuit 7 in primary side 21 loops of this piezoelectric transformer 2, by this control circuit 4 also may command should adjust circuit 7, so as to the power output of adjustment piezoelectric transformer 2 primary sides 21, and then secondary side 22 power outputs of adjustable seamless piezoelectric transformer 2 and secondary side 22 output voltages;
The thin portion schematic diagram of the feedback signal generation circuit of Xelminator of the present invention as shown in Figure 6, feedback signal produces circuit 3 and comprises a capacitor C 1, or as shown in Figure 7, the present invention also can make this capacitor C 1 parallel diode D1 and diode D2, by this diode to reach the effect of deboost, and for example shown in Figure 8, the also available inductance L 1 of above-mentioned capacitor C 1 replaces, can also resistance or the combination replacement in parallel of electric capacity and resistance, connect the load characteristic difference, need be highlighted the purpose of the feedback signal of particular phases angle to reach because of the piezoelectric transformer secondary side.
For making the present invention more show its progressive and practicality, to do a comparative analysis as follows with prior art hereby:
Prior art:
1, its signal producing method is induction mode, so be subjected to easily the impact of air quality or extraneous signal Disturb, form the feedback signal wild effect;
2, the voltage of this secondary side is to belong to higher high voltage circuit, so during the object placement electrode, must note High-tension preventive measure and installation countermeasure;
3, when just beginning to drive piezoelectric transformer, it is small that its secondary side can be sensed signal, thereby need Use the higher element of susceptibility, improved cost.
Advantage of the present invention:
1, this feedback signal generation source is the primary side current state that is connected in series in piezoelectric transformer, can be true Reflect in fact the resonant frequency of piezoelectric transformer, be difficult for being disturbed.
2, this feedback signal generation source is the primary side that is connected in series in piezoelectric transformer, and this primary side is to belong to Therefore lower voltage circuit can get rid of high-tension preventive measure problem.
3, do not need the counter electrode of induction discharge electrode, therefore can exempt additional member and install additional, thereby can reduce cost, the volume of Destaticizing device is significantly dwindled in addition, and then can reduce restriction installation site, exercisable scope thereby increase.
Claims (8)
1, a kind of Xelminator is characterized in that, comprises:
One piezoelectric transformer, this piezoelectric transformer is provided with primary side and secondary side;
One ion radial spine, this ion radial spine is connected the secondary side of piezoelectric transformer;
One feedback signal produces circuit, and this feedback signal produces the primary side that circuit is connected in series in piezoelectric transformer;
One control circuit, this control circuit produce circuit with feedback signal and are connected;
One drive circuit, this drive circuit is connected with control circuit, and this drive circuit is connected with the primary side of piezoelectric transformer again.
2, Xelminator according to claim 1 is characterized in that, described feedback signal produces circuit and comprises an electric capacity.
3, Xelminator according to claim 1 is characterized in that, described feedback signal produces circuit and comprises electric capacity and and its diode connected in parallel.
4, Xelminator according to claim 2 is characterized in that, described electric capacity replaces with inductance or resistance.
5, a kind of Xelminator is characterized in that, comprises:
One piezoelectric transformer, this piezoelectric transformer is provided with primary side and secondary side;
One ion radial spine, this ion radial spine is connected the secondary side of piezoelectric transformer;
One feedback signal produces circuit, and this feedback signal produces the primary side that circuit is connected in series in piezoelectric transformer;
One control circuit, this control circuit produce circuit with feedback signal and are connected;
One drive circuit, this drive circuit is connected with control circuit, and this drive circuit is connected with the primary side of piezoelectric transformer again;
One adjusts circuit, and this adjustment circuit is connected in series in the loop of drive circuit and feedback signal generation circuit.
6, Xelminator according to claim 5 is characterized in that, described feedback signal produces circuit and comprises an electric capacity.
7, Xelminator according to claim 5 is characterized in that, described feedback signal produces circuit and comprises electric capacity and and its diode connected in parallel.
8, Xelminator according to claim 6 is characterized in that, described electric capacity replaces with inductance or resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100047356A CN101494379A (en) | 2008-01-23 | 2008-01-23 | Electrostatic arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100047356A CN101494379A (en) | 2008-01-23 | 2008-01-23 | Electrostatic arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101494379A true CN101494379A (en) | 2009-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100047356A Pending CN101494379A (en) | 2008-01-23 | 2008-01-23 | Electrostatic arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101494379A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018040873A1 (en) * | 2016-08-31 | 2018-03-08 | 北京众清科技有限公司 | Ion generation device and ion generator |
| CN108352438A (en) * | 2015-11-12 | 2018-07-31 | 埃普科斯股份有限公司 | Control circuit and method for manipulating piezoelectric transformer |
-
2008
- 2008-01-23 CN CNA2008100047356A patent/CN101494379A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108352438A (en) * | 2015-11-12 | 2018-07-31 | 埃普科斯股份有限公司 | Control circuit and method for manipulating piezoelectric transformer |
| CN108352438B (en) * | 2015-11-12 | 2022-04-15 | 埃普科斯股份有限公司 | Control circuit and method for controlling a piezoelectric transformer |
| US11362259B2 (en) | 2015-11-12 | 2022-06-14 | Epcos Ag | Control circuit and method for controlling a piezoelectric transformer |
| WO2018040873A1 (en) * | 2016-08-31 | 2018-03-08 | 北京众清科技有限公司 | Ion generation device and ion generator |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090729 |