CN107659171A - Electrostatic dust collection equipment power supply - Google Patents
Electrostatic dust collection equipment power supply Download PDFInfo
- Publication number
- CN107659171A CN107659171A CN201711029906.6A CN201711029906A CN107659171A CN 107659171 A CN107659171 A CN 107659171A CN 201711029906 A CN201711029906 A CN 201711029906A CN 107659171 A CN107659171 A CN 107659171A
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- China
- Prior art keywords
- dust collection
- voltage
- electrostatic dust
- collection equipment
- power supply
- Prior art date
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- 239000000428 dust Substances 0.000 title claims abstract description 65
- 238000001914 filtration Methods 0.000 claims abstract description 61
- 239000003463 adsorbent Substances 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 3
- 239000003990 capacitor Substances 0.000 claims description 11
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005367 electrostatic precipitation Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010891 electric arc Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
- H02M7/064—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode with several outputs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/66—Applications of electricity supply techniques
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
- H02M3/33523—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with galvanic isolation between input and output of both the power stage and the feedback loop
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
- H02M7/068—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode mounted on a transformer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
The invention provides a kind of electrostatic dust collection equipment power supply, including：The step-up transformer that at least two primary coils are connected with AC signal line respectively, secondary coil is serially connected, at least two rectification filtering units, and, multiple output voltage terminals；Step-up transformer is used to the exchange oscillator signal on AC signal line carrying out boosting processing；The supply voltage that the secondary coil that rectification filtering unit is used for the step-up transformer to being connected exports carries out rectifying and wave-filtering processing；Output voltage terminals are used to export the duplex feeding voltage in the supply voltage of at least two step-up transformers output to the high pressure ionization part of electrostatic dust collection equipment and low pressure adsorbent part respectively.To alleviate the low technical problem of the reliability of electrostatic dust collection equipment power supply present in prior art, the technique effect for the reliability for improving electrostatic dust collection equipment power supply is reached.
Description
Technical field
The present invention relates to technical field of electrostatic dust collection, more particularly, to a kind of electrostatic dust collection equipment power supply.
Background technology
Electrostatic dust collection equipment generally comprises preposition coarse strainer, electrostatic precipitation case, rearmounted filter screen and electric supply installation.Electric supply installation
As important component, its performance directly affects the final purification efficiency of electrostatic dust collection equipment.Existing conventional electrostatic dust collection equipment
There is electronics times die mould twin voltage power supply with power supply.
Because electronics times die mould twin voltage power supply has used voltage doubling rectifing circuit, and voltage doubling rectifing circuit uses resistance to electricity
Pressure higher commutation diode and capacitor.Because commutation diode and capacitor can produce substantial amounts of heat at work, from
And the phenomenon of breakdown and short circuit easily occurs, cause voltage doubling rectifing circuit to fail, therefore electronics times die mould twin voltage power supply
Fault rate it is higher, Reliability comparotive is low.
The content of the invention
In view of this, it is an object of the invention to provide a kind of electrostatic dust collection equipment power supply, to alleviate existing skill
The low technical problem of the reliability of electrostatic dust collection equipment power supply present in art.
In a first aspect, the embodiments of the invention provide a kind of electrostatic dust collection equipment power supply, including：At the beginning of at least two
The level step-up transformer that coil is connected with AC signal line respectively, secondary coil is serially connected, at least two rectification filtering units,
And multiple output voltage terminals；
The step-up transformer, for the exchange oscillator signal on AC signal line to be carried out into boosting processing；
The rectification filtering unit, the supply voltage that the secondary coil for the step-up transformer to being connected exports are carried out
Rectifying and wave-filtering processing；
The output voltage terminals, for by two in the supply voltage of at least two step-up transformers outputs
Road supply voltage exports to the high pressure ionization part of the electrostatic dust collection equipment and low pressure adsorbent part respectively.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the first of first aspect, wherein, institute
Stating rectification filtering unit has first voltage input, second voltage input and voltage output end；
The secondary coil of first voltage input and second voltage input respectively with the step-up transformer is connected,
The voltage output end is connected with the output voltage terminals.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of second of first aspect, wherein, institute
Stating rectification filtering unit includes：Commutation diode and filter capacitor；
The anode connection terminal of the commutation diode connects the first voltage input of the rectification filtering unit, the rectification
The negative pole connection of diode terminates the voltage output end；
First connection of the filter capacitor terminates the second voltage input of the rectification filtering unit, the filtered electrical
The second connection end of appearance connects the voltage output end of the rectification filtering unit.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the third of first aspect, wherein, institute
The electrostatic dust collection equipment power supply stated also includes：AC signal generation module, the AC signal generation module have straight
Flow signal input part and AC signal output end；
The direct current signal input termination dc source, the AC signal output terminate the AC signal line.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 4th of first aspect kind, wherein, institute
Stating AC signal generation module includes：Pulse width modulation drive circuit and FET；
The input of the pulse width modulation drive circuit terminates the direct current signal input, the pulse width modulation
The output of drive circuit terminates the grid of the FET, and the FET is controlled for producing pulse signal according to pre-
If frequency is turned on and off, and then produces the exchange oscillator signal；
The drain electrode of the FET connects the AC signal line, the source ground line of the FET.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 5th of first aspect kind, wherein, institute
The electrostatic dust collection equipment power supply stated also includes：AC-DC converter；
The output end of the AC-DC converter is connected with the direct current signal input of the AC signal generation module, is used
In by the convert alternating current of input into direct current electricity output.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 6th of first aspect kind, wherein, institute
The electrostatic dust collection equipment power supply stated also includes：Insulation shell；
The insulation shell will include at least two step-up transformers, at least two rectification filtering units, institute
State AC signal generation module and the AC-DC converter printed circuit board (PCB) be coated in.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 7th of first aspect kind, wherein, institute
Embedding has epoxy resin electric between the insulation shell and the printed circuit board (PCB) of the electrostatic dust collection equipment power supply stated
Sub- casting glue.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 8th of first aspect kind, wherein, institute
Stating electrostatic dust collection equipment power supply includes：Two primary coils are connected with AC signal line respectively, secondary coil is mutual
The step-up transformer of series connection, two rectification filtering units, and, three output voltage terminals.
Second aspect, the embodiment of the present invention also provide a kind of electrostatic dust collection equipment, including such as any one of claim 1-9 institutes
The electrostatic dust collection equipment power supply stated.
The embodiment of the present invention brings following beneficial effect：Electrostatic dust collection equipment provided in an embodiment of the present invention power supply electricity
Source includes：The step-up transformer that at least two primary coils are connected with AC signal line respectively, secondary coil is serially connected, at least
Two rectification filtering units, and, multiple output voltage terminals；Step-up transformer is used to vibrate the exchange on AC signal line
Signal carries out boosting processing；Rectification filtering unit is used for the supply voltage that the secondary coil of the step-up transformer to being connected exports
Carry out rectifying and wave-filtering processing；Output voltage terminals are used to supply the two-way in the supply voltage of at least two step-up transformers output
Piezoelectric voltage exports to the high pressure ionization part of electrostatic dust collection equipment and low pressure adsorbent part respectively.
In the embodiment of the present invention, the primary coil of at least two step-up transformers carries out parallel connection, and secondary coil is serially connected.
Because the rectification filtering unit being connected with secondary coil uses non-voltage doubling rectifing circuit form, so commutation diode and filtered electrical
The voltage stress of appearance is smaller, therefore is not susceptible to damage, and can use longer time, therefore alleviate and deposit in the prior art
Electrostatic dust collection equipment power supply the low technical problem of reliability, reached raising electrostatic dust collection equipment power supply electricity
The technique effect of the reliability in source.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages are in specification, claims
And specifically noted structure is realized and obtained in accompanying drawing.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the first electrostatic dust collection equipment power supply provided in an embodiment of the present invention；
Fig. 2 is the structural representation of rectification filtering unit provided in an embodiment of the present invention；
Fig. 3 is the structural representation of AC signal generation module provided in an embodiment of the present invention；
Fig. 4 is second of electrostatic dust collection equipment power supply provided in an embodiment of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with accompanying drawing to the present invention
Technical scheme be clearly and completely described, it is clear that described embodiment is part of the embodiment of the present invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
Currently used electrostatic dust collection equipment power supply has electronics times die mould twin voltage power supply, its fault rate
Compare high, therefore the low technical problem of reliability can be produced, based on this, a kind of electrostatic dust collection equipment provided in an embodiment of the present invention
With power supply, the reliability of electrostatic dust collection equipment power supply can be improved.
For ease of understanding the present embodiment, a kind of electrostatic dust collection equipment disclosed in the embodiment of the present invention is used first
Power supply describes in detail, and the embodiment of the present invention provides a kind of electrostatic dust collection equipment power supply, including：At least two
The step-up transformer that primary coil is connected with AC signal line respectively, secondary coil is serially connected, at least two rectifying and wave-filtering lists
Member, and, multiple output voltage terminals；
The step-up transformer, for the exchange oscillator signal on AC signal line to be carried out into boosting processing；
The rectification filtering unit, the supply voltage that the secondary coil for the step-up transformer to being connected exports
Carry out rectifying and wave-filtering processing；
The output voltage terminals, for by two in the supply voltage of at least two step-up transformers outputs
Road supply voltage exports to the high pressure ionization part of the electrostatic dust collection equipment and low pressure adsorbent part respectively.
In the embodiment of the present invention, enter by taking the electrostatic dust collection equipment power supply comprising 3 step-up transformers as an example
Row describes in detail.As shown in figure 1, the electrostatic dust collection equipment comprising 3 step-up transformers is included with power supply：At the beginning of 3
The level step-up transformer that coil is connected with AC signal line respectively, secondary coil is serially connected, 3 rectification filtering units, and,
4 output voltage terminals.3 step-up transformers are respectively：First step-up transformer 17, the second step-up transformer 12 and
Three step-up transformers 11.3 rectification filtering units are respectively：First rectification filtering unit 20, the and of the second rectification filtering unit 19
3rd rectification filtering unit 18.4 output voltage terminals are respectively：First voltage lead-out terminal 16, second voltage lead-out terminal
13rd, the output voltage terminals 14 of tertiary voltage lead-out terminal 15 and the 4th.
The primary coil of first step-up transformer 17, the second step-up transformer 12 and the 3rd step-up transformer 11 is mutually simultaneously
Connection, and, secondary coil is serially connected after respective rectification filtering unit.First step-up transformer 17 believes the exchange
Exchange oscillator signal on number line carries out boosting processing, and the exchange oscillator signal after boosting is by the first rectification filtering unit 20
After rectifying and wave-filtering processing, into first voltage lead-out terminal 16 and second voltage lead-out terminal 13.Second step-up transformer 12 will
Exchange oscillator signal on the AC signal line carries out boosting processing, and the exchange oscillator signal after boosting is filtered by the second rectification
After the rectifying and wave-filtering processing of ripple unit 19, into tertiary voltage lead-out terminal 15.3rd step-up transformer 11 believes the exchange
Exchange oscillator signal on number line carries out boosting processing, and the exchange oscillator signal after boosting is by the 3rd rectification filtering unit 18
After rectifying and wave-filtering processing, into the 4th output voltage terminals 14.Because the secondary coil of 3 step-up transformers is by respective whole
It is serially connected after stream filter unit, it is possible to obtain 3 road supply voltages.The two-way in three road supply voltages is supplied as needed
Magnitude of voltage in piezoelectric voltage is high to be exported to the high pressure ionization part of the electrostatic dust collection equipment all the way, in duplex feeding voltage
Magnitude of voltage is low to be exported to the low pressure adsorbent part of the electrostatic dust collection equipment all the way.
First voltage lead-out terminal 16, second voltage lead-out terminal 13, the voltage of tertiary voltage lead-out terminal 15 and the 4th are defeated
The magnitude of voltage for going out the output of terminal 14 is different, such as the magnitude of voltage that first voltage lead-out terminal 16 exports is 0 volt, second voltage
The magnitude of voltage that lead-out terminal 13 exports is the first preset voltage value, and the magnitude of voltage that tertiary voltage lead-out terminal 15 exports is first pre-
If 2 times of magnitude of voltage, the magnitude of voltage of the 4th output voltage terminals 14 output is 3 times of the first preset voltage value.
In the embodiment of the present invention, because the primary coil of at least two step-up transformers is parallel with one another and secondary coil
The connected mode being serially connected, and, the connected mode of secondary coil and the rectification filtering unit so that the electrostatic precipitation
Equipment can obtain different high voltage power supplies, and and can enough avoids using existing voltage doubling rectifing circuit, ensure commutation diode and
Filter capacitor has less voltage stress, improves the reliability of electrostatic dust collection equipment power supply.
In another embodiment of the present invention, as shown in Fig. 2 the rectification filtering unit has first voltage input
21st, second voltage input 23 and voltage output end 22；
The secondary coil of first voltage input 21 and second voltage input 23 respectively with the step-up transformer is connected,
The voltage output end 22 is connected with the output voltage terminals.
Specifically, the rectification filtering unit carries out the exchange oscillator signal after the boosting received at rectifying and wave-filtering
Reason, is then output to the output voltage terminals.
In another embodiment of the present invention, as shown in Fig. 2 the rectification filtering unit includes：The He of commutation diode 24
Filter capacitor 25；
The anode connection terminal of commutation diode 24 connects the first voltage input 21 of the rectification filtering unit, the pole of rectification two
The negative pole connection termination voltage output end 22 of pipe 24；
First connection of filter capacitor 25 terminates the second voltage input 23 of the rectification filtering unit, filter capacitor 25
Second connection end connect the voltage output end 22 of the rectification filtering unit.
In another embodiment of the present invention, as shown in figure 3, the electrostatic dust collection equipment power supply also includes：Hand over
Signal generator module is flowed, the AC signal generation module has direct current signal input 41 and AC signal output end 42；
Direct current signal input 41 connects dc source, and AC signal output end 42 connects the AC signal line.
In another embodiment of the present invention, as shown in figure 3, the AC signal generation module includes：Pulse width is adjusted
Drive circuit 51 and FET 52 processed；
The input termination direct current signal input 41 of pulse width modulation drive circuit 51, pulse width modulation drive circuit
The grid of 51 output termination FET 52, controls FET 52 to be turned on according to predeterminated frequency for producing pulse signal
And closing, and then produce the exchange oscillator signal；
The drain electrode of FET 52 connects the AC signal line, the source ground line of FET 52.
In the embodiment of the present invention, pulse width modulation drive circuit 51 receives the dc source of direct current signal input 41,
Pulse signal is produced, the pulse signal controls FET 52 according to predeterminated frequency by controlling the grid of FET 52
It is turned on and off, and then produces the exchange oscillator signal, the exchange oscillator signal is output to by AC signal output end 42
The AC signal line.
The driving force of pulse width modulation drive circuit 51 is strong, and switching frequency is higher, so switching loss is than relatively low, effect
Rate is up to more than 90 percent, ensures electrostatic dust collection equipment power supply normal work, improves the work effect of power supply
Rate and reliability.
In another embodiment of the present invention, as shown in figure 4, the electrostatic dust collection equipment power supply also includes：AC-
DC converters 61；
The output end of AC-DC converter 61 is connected with the direct current signal input 41 of the AC signal generation module, is used
In by the convert alternating current of input into direct current electricity output.AC-DC converter 61 receives 220 volts of alternating current.
In all examples being illustrated and described herein, any occurrence should be construed as merely exemplary, without
It is that therefore, other examples of exemplary embodiment can have different values as limitation.
In another embodiment of the present invention, the electrostatic dust collection equipment power supply also includes：Insulation shell；
The insulation shell will include at least two step-up transformers, at least two rectification filtering units, friendship
In stream signal generator module and the printed circuit board (PCB) of AC-DC converter 61 are coated on.
In the embodiment of the present invention, the printed circuit board (PCB) uses double-sided copper-clad manufacturing process for printed circuit board, and selection thickeies
Cover copper and reach 70 microns, with enhancing conduction and heat conductivility, so the temperature of electrostatic dust collection equipment power supply can be reduced,
Improve the safety and reliability of power supply.
In another embodiment of the present invention, between the insulation shell and the printed circuit board (PCB) embedding have epoxy resin
Electron pouring sealant.
In the embodiment of the present invention, embedding is carried out using the epoxy resin electronic pouring sealant, at least two institutes can be prevented
State and play arc discharge between step-up transformer secondary, and, prevent the same step-up transformers of at least two step-up transformers
Secondary play arc discharge between primary, it can be ensured that electrostatic dust collection equipment power supply is normal in different humidity environment
Work, can be with water proof and dust proof so that electrostatic dust collection equipment power supply can use the longer time.Thus it is possible to carry
The safety and reliability of high power supply.
In another embodiment of the present invention, as shown in figure 4, the electrostatic dust collection equipment power supply includes：Two
The step-up transformer that individual primary coil is connected with AC signal line respectively, secondary coil is serially connected, two rectification filtering units,
And three output voltage terminals.
Two step-up transformers are respectively：First step-up transformer 17 and the second step-up transformer 12.Two rectifying and wave-filterings
Unit is respectively：First rectification filtering unit 20 and the second rectification filtering unit 19.Three output voltage terminals are respectively：First
Output voltage terminals 16, second voltage lead-out terminal 13 and tertiary voltage lead-out terminal 15.
The primary coil of first step-up transformer 17 and the second step-up transformer 12 is parallel with one another, and, secondary coil warp
It is serially connected after crossing respective rectification filtering unit.Exchange on the AC signal line is vibrated letter by the first step-up transformer 17
Number boosting processing is carried out, the exchange oscillator signal after boosting enters after the rectifying and wave-filtering processing of the first rectification filtering unit 20
Enter first voltage lead-out terminal 16 and second voltage lead-out terminal 13.Second step-up transformer 12 is by the AC signal line
Exchange oscillator signal carries out boosting processing, and the exchange oscillator signal after boosting passes through the rectifying and wave-filtering of the second rectification filtering unit 19
After processing, into tertiary voltage lead-out terminal 15.Because the secondary coil of two step-up transformers passes through respective rectifying and wave-filtering
It is serially connected after unit, it is possible to obtain duplex feeding voltage.The high output all the way of magnitude of voltage is to institute in duplex feeding voltage
State the high pressure ionization part of electrostatic dust collection equipment, low output all the way to the electrostatic precipitation of magnitude of voltage is set in duplex feeding voltage
Standby low pressure adsorbent part.
The magnitude of voltage that first voltage lead-out terminal 16 exports is 0 volt, and the magnitude of voltage that second voltage lead-out terminal 13 exports is
Second preset voltage value, the magnitude of voltage that tertiary voltage lead-out terminal 15 exports are 2 times of the second preset voltage value.
In another embodiment of the present invention, a kind of electrostatic dust collection equipment disclosed in the embodiment of the present invention is carried out detailed
Introduce, the embodiment of the present invention provides a kind of electrostatic dust collection equipment, including electrostatic dust collection equipment confession as in the foregoing embodiment
Power supply.
Unless specifically stated otherwise, part and the relative step of step, the digital table otherwise illustrated in these embodiments
It is not limit the scope of the invention up to formula and numerical value.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
In addition, in the description of the embodiment of the present invention, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
Finally it should be noted that：Embodiment described above, it is only the embodiment of the present invention, to illustrate the present invention
Technical scheme, rather than its limitations, protection scope of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those within the art that：Any one skilled in the art
The invention discloses technical scope in, it can still modify to the technical scheme described in previous embodiment or can be light
Change is readily conceivable that, or equivalent substitution is carried out to which part technical characteristic；And these modifications, change or replacement, do not make
The essence of appropriate technical solution departs from the spirit and scope of technical scheme of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (10)
- A kind of 1. electrostatic dust collection equipment power supply, it is characterised in that including：At least two primary coils are respectively with exchanging letter The step-up transformer that the connection of number line, secondary coil are serially connected, at least two rectification filtering units, and, multiple voltage outputs Terminal；The step-up transformer, for the exchange oscillator signal on AC signal line to be carried out into boosting processing；The rectification filtering unit, the supply voltage that the secondary coil for the step-up transformer to being connected exports carry out rectification Filtering process；The output voltage terminals, for the two-way in the supply voltage of at least two step-up transformer outputs to be supplied Piezoelectric voltage exports to the high pressure ionization part of the electrostatic dust collection equipment and low pressure adsorbent part respectively.
- 2. electrostatic dust collection equipment power supply according to claim 1, it is characterised in that the rectification filtering unit tool There are first voltage input, second voltage input and voltage output end；The secondary coil of first voltage input and second voltage input respectively with the step-up transformer is connected, described Voltage output end is connected with the output voltage terminals.
- 3. electrostatic dust collection equipment power supply according to claim 2, it is characterised in that the rectification filtering unit bag Include：Commutation diode and filter capacitor；The anode connection terminal of the commutation diode connects the first voltage input of the rectification filtering unit, the pole of rectification two The negative pole connection of pipe terminates the voltage output end；First connection of the filter capacitor terminates the second voltage input of the rectification filtering unit, the filter capacitor Second connection end connects the voltage output end of the rectification filtering unit.
- 4. electrostatic dust collection equipment power supply according to claim 3, it is characterised in that also include：AC signal produces Raw module, the AC signal generation module have direct current signal input and AC signal output end；The direct current signal input termination dc source, the AC signal output terminate the AC signal line.
- 5. electrostatic dust collection equipment power supply according to claim 4, it is characterised in that the AC signal produces mould Block includes：Pulse width modulation drive circuit and FET；The input of the pulse width modulation drive circuit terminates the direct current signal input, the pulse width modulation driving The output of circuit terminates the grid of the FET, and the FET is controlled for producing pulse signal according to default frequency Rate is turned on and off, and then produces the exchange oscillator signal；The drain electrode of the FET connects the AC signal line, the source ground line of the FET.
- 6. electrostatic dust collection equipment power supply according to claim 5, it is characterised in that also include：AC-DC is converted Device；The output end of the AC-DC converter is connected with the direct current signal input of the AC signal generation module, for inciting somebody to action The convert alternating current of input is into direct current electricity output.
- 7. electrostatic dust collection equipment power supply according to claim 6, it is characterised in that also include：Insulation shell；The insulation shell will include at least two step-up transformers, at least two rectification filtering units, the friendship In stream signal generator module and the printed circuit board (PCB) of the AC-DC converter are coated on.
- 8. electrostatic dust collection equipment power supply according to claim 7, it is characterised in that the insulation shell with it is described Embedding has epoxy resin electronic pouring sealant between printed circuit board (PCB).
- 9. electrostatic dust collection equipment power supply according to claim 8, it is characterised in that the electrostatic dust collection equipment is used Power supply includes：Two primary coils are connected with AC signal line respectively, the step-up transformer that secondary coil is serially connected, Two rectification filtering units, and, three output voltage terminals.
- 10. a kind of electrostatic dust collection equipment, it is characterised in that including the electrostatic dust collection equipment as described in claim any one of 1-9 Use power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711029906.6A CN107659171A (en) | 2017-10-27 | 2017-10-27 | Electrostatic dust collection equipment power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711029906.6A CN107659171A (en) | 2017-10-27 | 2017-10-27 | Electrostatic dust collection equipment power supply |
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| Publication Number | Publication Date |
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| CN107659171A true CN107659171A (en) | 2018-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711029906.6A Pending CN107659171A (en) | 2017-10-27 | 2017-10-27 | Electrostatic dust collection equipment power supply |
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| Country | Link |
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| CN (1) | CN107659171A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351480A (en) * | 2018-09-20 | 2019-02-19 | 珠海格力电器股份有限公司 | High-voltage power supply circuit, control method, electrostatic precipitator and air purifier |
| CN113507223A (en) * | 2021-06-11 | 2021-10-15 | 福氏环保科技发展(北京)有限公司 | Circuit for electronic dust collector and electronic dust collector |
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| CN103427681A (en) * | 2013-08-05 | 2013-12-04 | 江苏科技大学 | High-frequency high-voltage electrostatic dust collection power source |
| CN106411155A (en) * | 2016-11-22 | 2017-02-15 | 天津市净达环保科技有限公司 | Full-wave series voltage multi-voltage-doubling rectifier circuit, dedusting power supply and dust removing device |
| CN106507549A (en) * | 2016-12-29 | 2017-03-15 | 重庆奥海辉龙大数据有限公司 | LED drive power and system |
| CN106981994A (en) * | 2017-05-31 | 2017-07-25 | 青岛大学 | A kind of single tube both-end inversion isolated form DC DC booster converters |
| CN207410239U (en) * | 2017-10-27 | 2018-05-25 | 北京星通浩宇科技发展有限公司 | Electrostatic dust collection equipment power supply |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103427681A (en) * | 2013-08-05 | 2013-12-04 | 江苏科技大学 | High-frequency high-voltage electrostatic dust collection power source |
| CN106411155A (en) * | 2016-11-22 | 2017-02-15 | 天津市净达环保科技有限公司 | Full-wave series voltage multi-voltage-doubling rectifier circuit, dedusting power supply and dust removing device |
| CN106507549A (en) * | 2016-12-29 | 2017-03-15 | 重庆奥海辉龙大数据有限公司 | LED drive power and system |
| CN106981994A (en) * | 2017-05-31 | 2017-07-25 | 青岛大学 | A kind of single tube both-end inversion isolated form DC DC booster converters |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109351480A (en) * | 2018-09-20 | 2019-02-19 | 珠海格力电器股份有限公司 | High-voltage power supply circuit, control method, electrostatic precipitator and air purifier |
| CN113507223A (en) * | 2021-06-11 | 2021-10-15 | 福氏环保科技发展(北京)有限公司 | Circuit for electronic dust collector and electronic dust collector |
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