CN209254988U - A kind of electric precipitator of high dust collection efficiency - Google Patents
A kind of electric precipitator of high dust collection efficiency Download PDFInfo
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- CN209254988U CN209254988U CN201821685906.1U CN201821685906U CN209254988U CN 209254988 U CN209254988 U CN 209254988U CN 201821685906 U CN201821685906 U CN 201821685906U CN 209254988 U CN209254988 U CN 209254988U
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Abstract
The utility model relates to electric precipitator field, a kind of electric precipitator of high dust collection efficiency, including electric precipitator ontology are disclosed, electric precipitator ontology one end is connected installation with air inlet pipe, and the body of deduster other end is connected installation with escape pipe；1 or more anode tube is installed in the electric precipitator ontology, cathode line is installed in the anode tube；The first spray tube sprayed to anode tube is installed in the electric precipitator ontology of air inlet pipe one end, the second spray tube sprayed to anode tube is also installed in the electric precipitator ontology of escape pipe one end.The utility model has the following advantages that and effect: can effectively prevent the generation of anode tube lower end scale formation by the setting of the first spray tube, ensure that the dust collection effect of anode tube, to ensure that the dust removal performance of electric precipitator.
Description
Technical field
The utility model relates to a kind of electric precipitator more particularly to a kind of electric precipitator of high dust collection efficiency.
Background technique
Electric precipitator is used to collect the particulate matters such as dust, slurries and the droplet in industrial smoke.Electric precipitator is mainly by shell
The equipment such as body, cathod system, anode tube, spray system, upper chamber, lower chamber, high voltage power supply, insulator incubator, insulator
Composition, its working principle is that: ash-laden gas enters after electric precipitator the anode tube for passing through dust collection section, and cathode line passes through high-voltage corona
Electric discharge, so that droplet and dust charged near corona zone, under the collective effect of electric field force and electric wind, droplet, dust can be with
Flue gas, which efficiently separates arrival and gathers dust, pole surface and then to be captured, then gathering dust in such a way that automatic spraying device makes to be rinsed with water
The dust of pole surface washes down, outside gravity discharge electric precipitator.Most of flue dust is by anode in the flue gas of anode tube
After pipe collects removing, to realize that ultra-clean is discharged.
Non-electrical industry dust content is high, and viscosity is big.Usually contain a variety of more pollution components, hydrogen chloride, HF, dioxin and again
Metal etc..Existing wet electrical dust precipitator often uses C-FRP as the material of anode tube.When anode tube is too long, in actual motion mistake
Cheng Zhong, mixed dust are easily attached in the microcosmic gap of anode pipe surface, especially in anode bottom of the tube, are sprayed above anode tube
The self-flowing effect of leaching flushing water is difficult to effectively wash away, therefore can form layer of scale in anode bottom of the tube, influences efficiency of dust collection.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of electric precipitator, by the
The setting of one spray tube can effectively prevent the generation of anode tube lower end scale formation, ensure that the dust collection effect of anode tube, thus
It ensure that the dust removal performance of electric precipitator.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of high dust collection efficiency
Electric precipitator, including electric precipitator ontology, electric precipitator ontology one end are connected installation with air inlet pipe, the deduster sheet
The body other end is connected installation with escape pipe；1 or more anode tube, the anode tube are installed in the electric precipitator ontology
Cathode line is inside installed；First sprayed to anode tube is installed in the electric precipitator ontology of air inlet pipe one end
Spray tube is also equipped with the second spray sprayed to anode tube in the electric precipitator ontology of escape pipe one end
Pipe.
By using above-mentioned technical proposal, the setting of the second spray tube is rinsed anode tube from the top of anode tube,
Rinse the dust being attached in anode tube；First spray tube can be rinsed the lower end of anode tube, to rinse in anode
Pipe lower end is difficult to the dust rinsed out by the self-flowing effect of the second spray tube flushing water again, is sprayed by the first spray tube and second
Being used cooperatively for shower pipe effectively reduces the dust adhered on anode tube side wall, to improve the efficiency of dust collection of electric precipitator.
The utility model is further arranged to, and is offered on the electric precipitator ontology inner sidewall of air inlet pipe one end
Spray tube sliding slot, first spray tube are slidably mounted in spray tube sliding slot；The electric precipitator close to air inlet pipe one end
1 or more location hole is offered on this body sidewall, the location hole is connected to installation with spray tube sliding slot；The positioning hole peace
Equipped with positioning pin, described positioning pin one end after location hole with the lower wall of the first spray tube by pushing against.
According to the pressure of flushing water in the first spray tube and it is mounted on the first spray tube towards anode tube spray head spray orifice
It is of different sizes, out of first spray tube rinse water injection Zhiyang pole pipe on distance it is also different.By using above-mentioned technical side
Case, the first spray tube can slide up and down in spray tube sliding slot；The pressure and installation of flushing water according to the first spray tube
It is covered on the first spray tube towards the distance that the size of anode tube spray head spray orifice adjusts flushing water injection in the first spray tube
Lid need to rinse apart from when, positioning hole below the first spray tube is inserted into positioning pin, and positioning pin is made to push against the first spray
The lower wall of pipe, to fix position of first spray tube in spray tube sliding slot.Since the first spray tube can be in spray tube
It is slided up and down in sliding slot, therefore the area flexible modulation first rinsed can be difficult to again what anode tube lower end adhered to according to dust
Position of the spray tube in spray tube sliding slot ensure that anode tube to effectively prevent the generation of anode tube lower end scale formation
Dust collection effect.
The utility model is further arranged to, and the cathode line is rigid cathode line, is removed close to the described of air inlet pipe one end
Cathode frame is installed, the rigidity cathode line is connected with cathode frame in dirt device ontology.
Cathode line is as discharge electrode, it is desirable that arragement construction is reliable and stable, it is necessary to assure heteropolar away from i.e. cathode line and anode tube
The distance between it is constant, just can guarantee wet electrical dust precipitator working voltage and electric current stablize.Existing cathode line is flexible flexible cord,
Multiselect lead-antimony alloy, flexible flexible cord are easy to shake in flue gas to cause voltage and current extremely unstable, and yin is even caused when serious
Anode overlap to form short circuit, it is therefore necessary to every cathode line be strained and fixed by upper and lower ends, be just avoided that cathode line is shaken
It is dynamic.
The cathode line of existing wet electrical dust precipitator is usually fixed by upper cathodic frame and lower cathodic frame, to protect
The stabilization of cathode line is demonstrate,proved, the metal parts such as the cathode frame entirely connecting with cathode line, cathode sunpender are referred to as cathod system, yin
Electrode systems are the equipment with high-voltage electricity, generally vacant state.Top cathode frame is connect with cathode sunpender, and cathode sunpender will be whole
A cathod system is suspended on above the pressure-bearing insulator of dust remover roof.Lower cathodic frame and the link insulator of surrounding connect
It connects, is rocked to avoid the entirety of cathod system.
Due to the blocking of cathode frame, the droplet that nozzle sprays all can not be sprayed directly in anode tube, but have one
Part has been sprayed onto after cathode frame again vertical drippage and has reached anode tube, therefore the anode inside pipe wall having can not be by the spray model of nozzle
It is with effect covering, blind area is formed, causes individual anode inside pipe wall dust stratification serious after accumulating over a long period, influence subsequent gathering dust property
Energy.
By using above-mentioned technical proposal, due to using steel cathode line, steel cathode line then can directly with setting
It is connected in the cathode frame close to air inlet pipe one end, without cathode frame is being arranged simultaneously close to outlet air pipe end；And simultaneously
It is not in that cathode line generates shaking.Due to eliminating the cathode frame of outlet air pipe end, so that the droplet that spray tube sprays can be with
Directly on spray to anode tube, it will not stop because of the cathode frame close to outlet air pipe end and generate and rinse blind area.
The utility model is further arranged to, and the rigid cathode line close to the second spray tube side is located in anode tube
Side.
During existing spray tube is sprayed, the cathode frame that a large amount of water droplets have been directly sprayed onto air opening end is had
On, the water droplet on the cathode frame of air opening end is flow on the cathode frame of air inlet end along cathode line；Due to cathod system
Band high-voltage electricity, the general 20-70kV of normal operating voltage during operation, and the body equipments such as spray system and anode tube all connect
Ground, therefore drop between cathod system and spray tube or anode tube or water column can generate frequent spark discharge or short circuit is existing
As seriously affecting the safe operation of equipment, and spark discharge also increases the energy consumption of equipment.To avoid during spray
Electric discharge or short circuit problem, original technology usually selects power-off to rinse or is depressured rinse mode in the industry, i.e., closes during flushing high
Voltage source or the parameter for reducing high voltage power supply, resume operation voltage again after flushing, and which results in necessary during spray
Closing or reduce secondary voltage causes efficiency of dust collection to decline, while also increasing the complexity of control system.
By using above-mentioned technical proposal, since application scheme eliminates the cathode frame of outlet air pipe end, to reduce
Water droplet is from the cathode frame of outlet air pipe end along the cathode frame that cathode line flow to air inlet end during spray tube spray；Simultaneously
Rigid cathode line is located on the inside of anode tube, so that the water droplet for reducing spray tube spray collides with cathod system and generates spark and put
Electricity or short circuit, and then the high voltage power supply during spraying deashing may be implemented can not power off not being depressured holding stable operation.
The utility model is further arranged to, and the rigidity cathode line is connected by fixed mechanism with cathode frame, described
Fixed mechanism includes conductive soleplate, conductive supporting plate and conductive check lock lever, is equipped with conductive soleplate on the cathode frame, described
Conductive soleplate both ends are mounted on conductive supporting plate, and installation through-hole, the rigidity cathode line are offered on the conductive supporting plate
1 or more positioning groove is offered on lateral wall along its length, described conduction check lock lever one end passes through conductive supporting plate
Installation through-hole after with positioning groove be clamped.
Rigid cathode line is connected by cathode frame with high voltage power supply, and high voltage power supply is rigid cathode line by cathode frame
High-voltage electricity is provided, to enable rigid cathode line high-voltage corona discharge.
By using above-mentioned technical proposal, due to offering 1 or more along its length on rigid cathode line lateral wall
Positioning groove, the position of adjustable rigidity cathode line upper end makes rigid cathode line be located at anode tube inside, when rigid cathode
The position of line is clamped after the installation through-hole of conductive supporting plate with positioning groove after determining by conductive check lock lever, thus by rigid
Property cathode line is fixed with cathode frame.
Since bottom plate, support plate and check lock lever are that conductive metal is made, the high-voltage electricity of high voltage power supply can be successively
It is transferred to rigid cathode line by cathode frame, conductive soleplate, conductive supporting plate and conductive check lock lever, realizes rigid cathode line energy
Enough high-voltage corona discharges.
The utility model is further arranged to, and is equipped with conducting block between the conductive soleplate and rigid cathode line, close
The conducting block side wall of rigid cathode line side and rigid cathode line push against, close to the conducting block side of conductive soleplate side
Conducting block groove is offered on wall, the groove bottom wall and conductive soleplate of the conducting block groove push against, the conducting block groove
Recess sidewall and cathode frame push against.
When any one conduction goes wrong and will lead to rigid female in conductive soleplate, conductive supporting plate and conductive check lock lever
Polar curve cannot normal high-voltage corona discharge, to influence the normal use of deduster.
By using above-mentioned technical proposal, one end of conducting block and rigid cathode line are pushed against, the other end and yin of conducting block
Pole frame pushes against, and the high-voltage electricity on cathode frame directly can be transferred to rigid cathode line by conducting block；Even if conductive soleplate,
Any one conduction goes wrong in conductive supporting plate and conductive check lock lever, and rigid cathode line will not occur cannot normal high pressure
Corona discharge, so that the normal use of deduster be effectively ensured.
The utility model is further arranged to, and is equipped on the electric precipitator ontology inner sidewall below the first spray tube
Deflector, the deflector to air inlet pipe diagonally downward.
The flushing water that first spray tube sprays can drip after being sprayed onto anode tube side wall along anode tube side wall, due to air inlet pipe
The width for being directly less than electric precipitator ontology, therefore the flushing water dripped in the anode tube at body of deduster both ends can be along removing
Dirt device side wall is wandered.When air inlet pipe continually enters flue gas, the flushing water dripped from air inlet pipe can inherently be adhered in flue gas
Dust, to directly exclude electric precipitator ontology.
By using above-mentioned technical proposal, what the setting of deflector can make to drip in the anode tube at body of deduster both ends
Flushing water is dripped along deflector from air inlet pipe, to improve the exposure level for entering flue gas in flushing water and air inlet pipe, improves electricity
The dust removing effects of deduster.
In conclusion the utility model has the following beneficial effects:
1, the setting of the second spray tube is rinsed anode tube from the top of anode tube, and flushing is attached in anode tube
Dust；First spray tube can be rinsed the lower end of anode tube, be made by the cooperation of the first spray tube and the second spray tube
With the dust adhered on anode tube side wall is effectively reduced, to improve the efficiency of dust collection of electric precipitator；
2, the first spray tube can slide up and down in spray tube sliding slot, therefore can be viscous in anode tube lower end according to dust
Position of attached the first spray tube of area flexible modulation for being difficult to rinse again in spray tube sliding slot, to effectively prevent anode tube
The generation of lower end scale formation ensure that the dust collection effect of anode tube；
3, steel cathode line then can directly be connected with the cathode frame for being positioned close to air inlet pipe one end, without leaning on
Cathode frame is arranged simultaneously in nearly outlet air pipe end, and is simultaneously not in that cathode line generates shaking；Due to eliminating outlet air pipe end
Cathode frame, so that the droplet that spray tube sprays can be sprayed directly in anode tube, it will not be because of the yin close to outlet air pipe end
Pole frame stops and generates and rinse blind area；
4, the setting of deflector can make the flushing water dripped in the anode tube at body of deduster both ends along deflector from into
Tracheae drippage improves the dust removing effects of electric precipitator to improve the exposure level for entering flue gas in flushing water and air inlet pipe.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model electric precipitator；
Fig. 2 is the partial enlargement diagram of A in Fig. 1；
Fig. 3 is the partial enlargement diagram of B in Fig. 1.
Appended drawing reference: 1, electric precipitator ontology；2, air inlet pipe；3, escape pipe；4, anode tube；5, cathode line；6, the first spray
Shower pipe；7, the second spray tube；8, cathode frame；9, deflector；11, spray tube slideway；12, location hole；13, positioning pin；14, absolutely
Edge incubator；15, high voltage power supply；16, pressure-bearing insulator support plate；17, water supply hose；21, conductive soleplate；22, conductive branch
Fagging；23, conductive check lock lever；24, positioning groove；25, conducting block；26, conducting block groove.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment 1
As shown in Figure 1, a kind of electric precipitator, including electric precipitator ontology 1,1 one end of electric precipitator ontology and 2 phase of air inlet pipe
Connection installation, 1 other end of electric precipitator ontology are connected installation with escape pipe 3.More anodes are installed in electric precipitator ontology 1
Pipe 4,4 lateral wall of adjacent two anode tubes are fixedly connected, the anode tube 4 and electric precipitator sheet close to 1 two sides of electric precipitator ontology
1 side wall of body is fixedly connected.
Cathode frame 8 is installed in the electric precipitator ontology 1 between anode tube 4 and air inlet pipe 2, is equipped in anode tube 4
Cathode line 5, the cathode line 5 close to 3 one end of escape pipe are located at 4 inside of anode tube, the cathode line 5 and yin close to 2 one end of air inlet pipe
Pole frame 8 is connected.
Insulator incubator 14, high voltage power supply 15 are installed on 1 lateral wall of body of deduster of 8 side of cathode frame
It is connected by insulator incubator 14 with the cathode frame 8 in electric precipitator ontology 1.The electric precipitator sheet of 8 lower section of cathode frame
Pressure-bearing insulator support plate 16 is installed in body 1, pressure-bearing insulator, pressure-bearing insulator are installed in pressure-bearing insulator support plate 16
It is pushed against with cathode frame 8, and 16 one end of pressure-bearing insulator support plate is located at insulator after 1 side wall of electric precipitator ontology and keeps the temperature
In case 14.
First spray tube 6 is installed in the electric precipitator ontology 1 between air inlet pipe 2 and pressure-bearing insulator support plate 16, the
1 or more the spray head towards anode tube 4 is installed on one spray tube 6, it is logical that water inlet pipe is offered on 1 side wall of electric precipitator ontology
Hole is equipped with water supply hose 17 on electric precipitator ontology 1, and 17 one end of water supply hose is connected with water source, 17 other end of water supply hose
It is connected after water inlet pipe through-hole with the first spray tube 6.It is equipped in electric precipitator ontology 1 between escape pipe 3 and anode tube 4
Second spray tube 7,1 or more the spray head towards anode tube 4 is equipped on the second spray tube 7, and 7 one end of the second spray tube passes through electricity
1 side wall of body of deduster is connected with water source.
As shown in Fig. 2, spray tube sliding slot 11 is offered on 1 inner sidewall of electric precipitator ontology of 2 one end of air inlet pipe, the
One spray tube 6 is slidably mounted in spray tube sliding slot 11；1 is offered on 1 side wall of electric precipitator ontology of 2 one end of air inlet pipe
A above location hole 12, location hole 12 are connected to installation with spray tube sliding slot 11；Positioning pin 13 is installed in location hole 12, is positioned
13 one end of pin after location hole 12 with the lower wall of the first spray tube 6 by pushing against.
When the first spray tube 6 slides up and down in spray tube sliding slot 11, being connected with the first spray tube 6 is water supply hose
17, water supply hose 17 inherently has certain deformation, so that the sliding for the first spray tube 6 provides deformation, guarantee water source and
The connection of first spray tube 6.
As shown in figure 3, the cathode line 5 of the present embodiment, using rigid cathode line, rigid cathode line passes through fixed mechanism and yin
Pole frame 8 is connected, and fixed mechanism includes conductive soleplate 21, conductive supporting plate 22 and conductive check lock lever 23, installs on cathode frame 8
There is conductive soleplate 21,21 both ends of conductive soleplate are mounted on conductive supporting plate 22, offer installation through-hole on conductive supporting plate 22,
1 or more positioning groove 24 is offered on rigid cathode line lateral wall along its length, conductive 23 one end of check lock lever passes through
It is clamped after the installation through-hole of conductive supporting plate 22 with positioning groove 24.
Conducting block 25 is installed between conductive soleplate 21 and rigid cathode line, the conducting block 25 close to rigidity cathode line side
Side wall and rigid cathode line push against, and offer conducting block groove 26 on 25 side wall of conducting block of 21 side of conductive soleplate, lead
The groove bottom wall and conductive soleplate 21 of electric block groove 26 push against, and the recess sidewall and cathode frame 8 of conducting block groove 26 push against.
As shown in Figure 1, being equipped with water conservancy diversion on 1 inner sidewall of electric precipitator ontology between air inlet pipe 2 and spray tube sliding slot 11
Plate 9, deflector 9 to air inlet pipe 2 diagonally downward.
When in use, flue gas enters in electric precipitator ontology 1 from air inlet pipe 2 and passes through sun this implementation electric precipitator
Gap between 4 inner sidewall of pole pipe and cathode line 5 is finally flowed out from escape pipe 3.Passing through 4 inner sidewall of anode tube and cathode line 5
Between gap when, high voltage power supply 15 be cathode line 5 high-voltage electricity is provided, to enable 5 high-voltage corona discharge of cathode line.
The setting of insulator incubator 14 can play the role of dry insulation, and high voltage power supply 15 is avoided to leak electricity and cause to pacify
Full hidden danger.The setting of pressure-bearing insulator support plate 16 can not only be played the role of supporting cathode frame 8, and can play absolutely
The effect of edge.
For flue gas when passing through the gap between 4 inner sidewall of anode tube and cathode line 5, dust can be adhered to anode by corona
On 4 side wall of pipe, the first spray tube 6 can be rinsed the dust for being adhered to 4 lower end of anode tube, and the second spray tube 7 can be right
The dust for being adhered to 4 upper end of anode tube is rinsed, to effectively reduce the dust adhered on 4 side wall of anode tube.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (7)
1. a kind of electric precipitator of high dust collection efficiency, including electric precipitator ontology (1), described electric precipitator ontology (1) one end with
Air inlet pipe (2) is connected installation, and body of deduster (1) other end is connected installation with escape pipe (3)；The electric precipitator
1 or more anode tube (4) is installed in ontology (1), cathode line (5) are installed in the anode tube (4)；It is characterized by:
The first spray tube sprayed to anode tube (4) is installed in the electric precipitator ontology (1) of air inlet pipe (2) one end
(6), second sprayed to anode tube (4) is also installed in the electric precipitator ontology (1) of escape pipe (3) one end
Spray tube (7).
2. a kind of electric precipitator of high dust collection efficiency according to claim 1, it is characterised in that: close to air inlet pipe (2) one
It is offered spray tube sliding slot (11) on electric precipitator ontology (1) inner sidewall at end, first spray tube (6) is slidably installed
In spray tube sliding slot (11)；1 or more is offered on electric precipitator ontology (1) side wall of air inlet pipe (2) one end
Location hole (12), the location hole (12) is connected to installation with spray tube sliding slot (11)；It is fixed to be equipped in the location hole (12)
Position pin (13), described positioning pin (13) one end are pushed against with the lower wall of the first spray tube (6) afterwards by location hole (12).
3. a kind of electric precipitator of high dust collection efficiency according to claim 1, it is characterised in that: the cathode line (5) is
Rigid cathode line is equipped with cathode frame (8), the rigid female in the body of deduster (1) of air inlet pipe (2) one end
Polar curve is connected with cathode frame (8).
4. a kind of electric precipitator of high dust collection efficiency according to claim 3, it is characterised in that: close to the second spray tube
(7) the rigid cathode line of side is located on the inside of anode tube (4).
5. a kind of electric precipitator of high dust collection efficiency according to claim 3, it is characterised in that: the rigidity cathode line is logical
It crosses fixed mechanism to be connected with cathode frame (8), the fixed mechanism includes conductive soleplate (21), conductive supporting plate (22) and conduction
Check lock lever (23) is equipped with conductive soleplate (21) on the cathode frame (8), and conductive soleplate (21) both ends, which are mounted on, leads
Electric support plate (22), offers installation through-hole on the conductive supporting plate (22), along its length on the rigidity cathode line lateral wall
Degree direction offers 1 or more positioning groove (24), and described conduction check lock lever (23) one end passes through conductive supporting plate (22)
It is clamped after installation through-hole with positioning groove (24).
6. a kind of electric precipitator of high dust collection efficiency according to claim 5, it is characterised in that: the conductive soleplate (21)
Conducting block (25) are installed between rigid cathode line, the conducting block (25) side wall and rigidity close to rigidity cathode line side
Cathode line pushes against, and offers conducting block groove (26), institute on the conducting block (25) side wall of conductive soleplate (21) side
The groove bottom wall and conductive soleplate (21) for stating conducting block groove (26) push against, the recess sidewall and yin of the conducting block groove (26)
Pole frame (8) pushes against.
7. a kind of electric precipitator of high dust collection efficiency according to claim 1, it is characterised in that: under the first spray tube (6)
It is equipped with deflector (9) on electric precipitator ontology (1) inner sidewall of side, the deflector (9) is tilted towards to air inlet pipe (2)
Under.
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| CN201821685906.1U CN209254988U (en) | 2018-10-17 | 2018-10-17 | A kind of electric precipitator of high dust collection efficiency |
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| CN201821685906.1U CN209254988U (en) | 2018-10-17 | 2018-10-17 | A kind of electric precipitator of high dust collection efficiency |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109261358A (en) * | 2018-10-17 | 2019-01-25 | 浙江德创环保科技股份有限公司 | A kind of electric precipitator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109261358A (en) * | 2018-10-17 | 2019-01-25 | 浙江德创环保科技股份有限公司 | A kind of electric precipitator |
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