CN102430477A - Electrostatic dust remover with movable electrode plate - Google Patents

Electrostatic dust remover with movable electrode plate Download PDF

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Publication number
CN102430477A
CN102430477A CN2011104473547A CN201110447354A CN102430477A CN 102430477 A CN102430477 A CN 102430477A CN 2011104473547 A CN2011104473547 A CN 2011104473547A CN 201110447354 A CN201110447354 A CN 201110447354A CN 102430477 A CN102430477 A CN 102430477A
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China
Prior art keywords
electric field
pole plate
electrode plate
group
movable electrode
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Application number
CN2011104473547A
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Chinese (zh)
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CN102430477B (en
Inventor
丁锦武
王爱民
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Enelco Environmental Technology Anhui Co Ltd
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Enelco Environmental Technology Anhui Co Ltd
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Priority to CN201110447354.7A priority Critical patent/CN102430477B/en
Publication of CN102430477A publication Critical patent/CN102430477A/en
Application granted granted Critical
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Abstract

The invention relates to an electrostatic dust remover with a movable electrode plate. A fixed anode plate and a cathode wire are respectively arranged in each of a first electric field and a second electric field, and a movable electrode plate dust removing device is arranged in a third electric field and consists of a driving shaft (7), a driven shaft (10), a chain (11) and a movable electrode plate (8), a pair of steel wire dedusting brushes (14) rotating in opposite directions are arranged at two sides of the lower part of the movable electrode plate and matched with the movable electrode plate, the upper part of the movable electrode plate dust removing device is provided with an upper electrode plate guide frame (11a) and the lower part of the movable electrode plate dust removing device is provided with a lower electrode plate guide frame (11b). The electrostatic dust remover has the advantages that an integrated fastened-type anode plate is applied to each of the first electric field and the second electric filed, the top parts and side parts of the first electric field and the second electric filed are in a working mode of vibrating and hitting coexistence, thereby ensuring the dedusting capability of a previous-grade electric field; and the movable electrode plate dust removing device is applied to the third electric field, thereby thoroughly eliminating the anti-corona phenomenon which is very common in a conventional dust remover, and solving a technical difficulty that the conventional dust remover can hardly remove high-viscidity dust.

Description

A kind of mobile polar plate electrostatic precipitation device
Technical field
The present invention relates to a kind of novel mobile polar plate electrostatic precipitation device, belong to the smoke dust-removing equipment field of air contaminant treatment.
Technical background
At present the cleaner of China coal-burning power plant overwhelming majority adopts electrostatic precipitator, and the major advantage of electrostatic precipitator is that running resistance is little, long service life, operation and maintenance cost are low, can normally operation under higher flue-gas temperature, bigger smoke moisture condition.Yet conventional electrostatic precipitator receives the influence of combustion medium and boiler service condition bigger, and the variation of characteristics such as the ratio resistance of dust, particle diameter is having a strong impact on the efficiency of dust collection of electrostatic precipitator.
In order to address the above problem; Hitachi, Ltd has proposed in electrostatic precipitator, to use the technology that moves pole plate, can effectively address the above problem, but in the actual use of moving pole plate; Also exist some shortcomings; Because characteristics such as template structures, rapping system, ash-removal effect is not ideal enough like prime electric field anode system, can influence the running problem of the mobile pole plate dust arrester of other group after swing interference problem when moving the pole plate operation, a certain group move the pole plate dust arrester and break down.
Summary of the invention
The object of the invention is exactly the shortcoming that exists in the prior art in order to solve, and provides a kind of and can keep a kind of widely novel electrostatic deduster of high efficiency of dust collection, range of application lastingly.
To achieve these goals, the present invention has adopted following technical scheme:
A kind of mobile polar plate electrostatic precipitation device comprises first electric field, second electric field, is respectively equipped with fixed anode plate and cathode line in first and second electric field; Second electric field also connects the 3rd electric field, is provided with at least one group in the 3rd electric field and moves the pole plate dust arrester, and said one group is moved the pole plate dust arrester; Comprise the driving shaft that is arranged on the 3rd electric field top, the driven shaft that is arranged on the 3rd electric field bottom; Driving shaft and driven shaft two ends are connected with sprocket wheel respectively, connect a chain respectively on the sprocket wheel of every side correspondence, on the chain of both sides, connect one group of mobile pole plate with certain width successively; The fixed negative pole line is arranged on and moves between the pole plate; In the 3rd electric field bottom ash bucket in the non-airflow zone, the both sides of moving pole plate, the steel wire deashing brush that is equipped with a pair of rotation in opposite directions with move pole plate and cooperate, it is characterized in that:
Every group of both sides of moving pole plate dust arrester chain, the 3rd electric field top are provided with the top crown leading truck, and chain both sides, the 3rd electric field bottom are provided with the bottom crown leading truck.
Said upper and lower pole plate leading truck; Solved because move that pole plate transmission stroke is long, chain swing and sideslip problem usually occur dragging to move in the pole plate motion process, guaranteed chain and mobile pole plate when operation, operate steadily, and fully according on the track operation of lower sprocket.
On the basis of technique scheme, following further technical scheme can be arranged:
A, the 3rd electric field bottom are provided with a pair of driven shaft leading truck, every group of driven shaft two ends of moving the pole plate dust arrester respectively with corresponding driven shaft leading truck in gathering sill cooperate guiding.
Said driven shaft is that chain rotates tensioning apparatus; The bottom power transmission shaft is the bottom that is suspended on chain, in the guiding elongated slot of leading truck, with the automatic up-down adjustment of driving shaft, auto-tensioning chain; And along with the wearing and tearing elongation or the thermal expansion of chain, the bottom power transmission shaft tension chain that descends automatically.
Every group of driving shaft one end that moves in the pole plate dust arrester in b, the 3rd electric field; Be provided with outside drive sprocket and end cap successively; Outside drive sprocket is assemblied on the driving shaft through sliding bearing, and end cap is connected through keyway with driving shaft, is equipped with shear connector between outside drive sprocket and the end cap.
Said structure i.e. lugs not, can guarantee in case single chain or sprocket wheel break down, and the shear pin fracture, drive sprocket can continue rotation through sliding bearing, and under the prerequisite of not stopping, continuation will drive transmission of power and arrive other pole plate rotating mechanism.
C, every group of steel wire deashing brush that moves corresponding matching in the pole plate dust arrester; By one group of stainless steel wire; Be wound on the steel brush axle and along the steel brush axle after the bending of middle part and axially be uniformly distributed with, the stainless steel wire that will be wound on the steel brush shaft portion by the steel brush groove that is pressed into the closing in grooved is fixed.
The wire brush bristle to the both sides helical arrangement, does not produce lateral thrust in rotary course in the middle of the brush axle.Since whole compression moulding, under the effect of fixed strip, the bristle difficult drop-off.
The connecting block of cathode frame in d, first, second and third electric field is by the whole block material punch forming.Compare with original Welding Structure, guaranteed that from structure the cathode frame antivibration beats fatigue strength and can satisfy the application life requirement.
The present invention adopts the advantage of prime electric field to be, top and side arm sinker and the mode of depositing are worked, and has guaranteed the deashing ability of prime electric field, and the monoblock type anode plate structure is easy to the transmission of rapping power, and anode floating beam structure is more conducive to the adjustment of erecting bed.This prime electric field is easy to collect that the flue gas medium viscosity is moderate, particle is big, than the moderate dust of resistance.
The present invention adopts the advantage of back level electric field to be, (1) makes positive plate be in clean state all the time owing to adopted mobile pole plate and rotatable wire brush purge mode, has thoroughly eliminated ubiquitous back corona phenomenon in the conventional deduster.(2) owing to adopted rotatable wire brush purge mode, thoroughly solved conventional deduster and be difficult to remove this technical barrier of high viscosity dust.(3) owing to adopted wide die opening structure and mobile pole plate and rotatable wire brush purge mode, be easy to especially collect than resistance up to 10 12-10 14High resistivity dust.(4) owing to adopted rotatable wire brush purge mode, and the deashing point is located in the ash bucket in the non-airflow zone.Be easy to collect clear
Description of drawings:
Fig. 1 is a front view of the present invention;
Fig. 2 is of the present inventionMove pole plate dust arrester structural representation;
Fig. 3 is the left view of Fig. 2;
The B portion enlarged drawing of Fig. 4 Fig. 3;
Fig. 5 is A-A cutaway view of Fig. 3;
Fig. 6 is of the present inventionMove the last bottom crown guider sketch map in the pole plate dust arrester;
Fig. 7 is the cutaway view that the present invention provides steel wire deashing brush;
Fig. 8 is provided by the inventionThe cutaway view of the connecting block of cathode frame.
The specific embodiment:
One, basic structure of the present invention
Like Fig. 1, Fig. 2 and shown in Figure 3; A kind of mobile polar plate electrostatic precipitation device provided by the invention; Comprise first electric field, second electric field, first and second electric field comprises housing 2, and housing 3 left ends are provided with import 1; Be respectively equipped with fixed anode plate and cathode line 3 in the housing 2 of first and second electric field, housing 2 is provided with parts such as top rapping device 5, side arm sinker device 4 and ash bucket 15.Because being provided with in first and second electric field is identical, the cathode line 3 in second electric field that only schematically draws among Fig. 1, top rapping device 5, side arm sinker device 4.
The second electric field right side also connects the 3rd electric field; Be provided with at least one group in the 3rd electric field and move the pole plate dust arrester; Said one group is moved the pole plate dust arrester, comprises the driving shaft 7 that is arranged on the 3rd electric field top, the driven shaft 10 that is arranged on the 3rd electric field bottom, and driving shaft 7 and driven shaft 14 two ends are connected with sprocket wheel 7a, 10a respectively; Corresponding sprocket wheel 7a, the 10a of every side be last to connect a chain 11 respectively, on the chain 11 of both sides, connects one group of mobile pole plate 8 with certain width successively., the 3rd electric field top is provided with drive motors, and through input sprocket, drive and be connected in sprocket wheel 7b, the 7c on the driving shaft 7, thus the run-in synchronism of the whole mobile pole plate dust arrester of transmission.
Like Fig. 1, Fig. 2, shown in Figure 3, fixed negative pole line 9 is arranged on each through cathode frame connecting block 9a and moves between the pole plate.In the 3rd electric field bottom ash bucket in the non-airflow zone, the both sides of moving pole plate, the steel wire deashing brush 14 that is provided with a pair of rotation in opposite directions cooperates with mobile pole plate, the steel wire deashing is brushed 14 and is brushed 13 transmissions by the deashing that is arranged on the 3rd electric field housing.
On the basis of above-mentioned basic structure, also comprise following innovation structure, below describe respectively.
Two, pole plate driving chain guider
As as shown in Figure 6, the both sides that every group in the 3rd electric field moves pole plate dust arrester top chain are respectively equipped with top crown leading truck 11a, chain both sides, bottom are provided with bottom crown leading truck 11b.By finding out that top crown leading truck 11a in-out end is equipped with horn mouth among the figure; Bottom crown leading truck 11b entrance point is provided with horn mouth, and with a pair of in opposite directions the rotation wire brush 14 corresponding matching, with prevent chain and mobile pole plate the swing.
Three, chain automatic takeup
Like Fig. 1, Fig. 2, Fig. 3, shown in Figure 5.Be that the 3rd electric field bottom is provided with a pair of driven shaft leading truck 12, every group of driven shaft 10 two ends of moving pole plate respectively with corresponding driven shaft leading truck in gathering sill 12a cooperate guiding.Rely on the gravity auto-tensioning chain of chain and mobile pole plate, and prevent that tail end from producing swing.
Four, stop-working protection device not
Like Fig. 1, Fig. 3 and shown in Figure 4; Every group of driving shaft 7 one ends that move in the pole plate dust arrester in the 3rd electric field; Be provided with outside drive sprocket 7c and end cap 7e successively; Outside drive sprocket 7c is assemblied on the driving shaft 7 through sliding bearing 7f, and end cap 7e is connected through keyway with driving shaft, is equipped with shear connector 7d between outside drive sprocket 7c and the end cap 7e.Can guarantee in case one group move in the pole plate dust arrester single chain or sprocket wheel breaks down, the shear pin fracture, drive sprocket can continue idle running through sliding bearing, the mobile pole plate dust arrester that does not influence other group remains in operation.
Five, improved wire brush
Like Fig. 1, shown in Figure 7; Every group of steel wire deashing brush 14 that moves corresponding matching in the pole plate dust arrester; It is by one group of stainless steel wire 14c; Be wound on steel brush axle 14a after the bending of middle part and go up and axially be uniformly distributed with along the steel brush axle, the stainless steel wire that will be wound on the steel brush shaft portion by the steel brush groove 14b that is pressed into the closing in grooved is fixed.
Six, the cathode frame connecting block
Like Fig. 1, shown in Figure 8, the connecting block 9a of cathode line framework in first, second and third electric field is by the whole block material punch forming.

Claims (5)

1. mobile polar plate electrostatic precipitation device; Comprise first electric field, second electric field, be respectively equipped with fixed anode plate and cathode line in first and second electric field, second electric field also connects the 3rd electric field; Be provided with at least one group in the 3rd electric field and move the pole plate dust arrester; Said one group is moved the pole plate dust arrester, comprises the driving shaft (7) that is arranged on the 3rd electric field top, the driven shaft (10) that is arranged on the 3rd electric field bottom, and driving shaft (7) and driven shaft (14) two ends are connected with sprocket wheel respectively; Connect a chain (11) respectively on the sprocket wheel of every side correspondence; On the chain (11) of both sides, connect one group of mobile pole plate (8) with certain width successively, fixed negative pole line (9) is arranged on and moves between the pole plate, in the 3rd electric field bottom ash bucket in the non-airflow zone, the both sides of moving pole plate; The steel wire deashing brush (14) that is provided with a pair of rotation in opposite directions cooperates with mobile pole plate, it is characterized in that:
The both sides that every group in the 3rd electric field moves pole plate dust arrester top chain are respectively equipped with top crown leading truck (11a), chain both sides, bottom are provided with bottom crown leading truck (11b).
2. a kind of mobile polar plate electrostatic precipitation device according to claim 1; It is characterized in that the 3rd electric field bottom is provided with a pair of driven shaft leading truck (12), every group of driven shaft (10) two ends of moving pole plate respectively with corresponding driven shaft leading truck in gathering sill (12a) cooperate guiding.
3. a kind of mobile polar plate electrostatic precipitation device according to claim 1; It is characterized in that every group of driving shaft (7) one ends that move in the pole plate dust arrester in the 3rd electric field; Be provided with outside drive sprocket (7c) and end cap (7e) successively; Outside drive sprocket (7c) is assemblied on the driving shaft (7) through sliding bearing (7f), and end cap (7e) is connected through keyway with driving shaft, is equipped with shear connector (7d) between outside drive sprocket (7c) and the end cap (7e).
4. a kind of mobile polar plate electrostatic precipitation device according to claim 1; It is characterized in that every group of steel wire deashing brush (14) that moves corresponding matching in the pole plate dust arrester in the 3rd electric field; It is by one group of stainless steel wire (14c); Be wound on steel brush axle (14a) after the bending of middle part and go up and axially be uniformly distributed with along the steel brush axle, the stainless steel wire that will be wound on the steel brush shaft portion by the steel brush groove (14b) that is pressed into the closing in grooved is fixed.
5. a kind of mobile polar plate electrostatic precipitation device according to claim 1 is characterized in that: said, the connecting block of cathode line framework (9a) in first, second and third electric field is by the whole block material punch forming.
CN201110447354.7A 2011-12-28 2011-12-28 Electrostatic dust remover with movable electrode plate Active CN102430477B (en)

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Application Number Priority Date Filing Date Title
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CN102430477B CN102430477B (en) 2014-11-26

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102641785A (en) * 2012-05-07 2012-08-22 李志刚 Intelligent brushing, sweeping and rapping device for high voltage electrostatic precipitator tail electric field
CN103071592A (en) * 2013-01-25 2013-05-01 浙江菲达环保科技股份有限公司 Coagulator vortex-producing device capable of movably removing dust
CN104353555A (en) * 2014-10-29 2015-02-18 王博 Magnetic guiding device for dust collecting plates of electrode type dust collector
CN104368447A (en) * 2014-10-29 2015-02-25 王博 Sweeping and guiding device of dust collecting plates of electric dust precipitator
CN104368446A (en) * 2014-10-29 2015-02-25 王博 Guide device for dust collecting plate of electric dust precipitator
CN105363556A (en) * 2015-12-04 2016-03-02 艾尼科环保技术(安徽)有限公司 Safety protection device for chain wheels in electric dust remover with moving polar plate
CN105840974A (en) * 2016-05-03 2016-08-10 艾尼科环保技术(安徽)有限公司 Oil-filling lubricating device for sliding bearings
CN108910429A (en) * 2018-07-20 2018-11-30 芜湖清柏白露智能信息科技有限公司 A kind of bearing for screw conveyer sealing device based on Electrostatic Absorption
CN111450998A (en) * 2019-01-18 2020-07-28 翰昂汽车零部件有限公司 Electrification device and electric dust collection equipment comprising same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106914343B (en) * 2017-01-20 2018-07-03 浙江菲达环保科技股份有限公司 A kind of dust-extraction unit for controlling PM2.5

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Publication number Priority date Publication date Assignee Title
CH377788A (en) * 1958-02-21 1964-05-31 Messen Jaschin G A Electrostatic separator for separating solid and / or liquid particles from a gas flow
US4440552A (en) * 1980-03-06 1984-04-03 Hitachi Plant Engineering & Construction Co., Ltd. Electrostatic particle precipitator
CN101690913A (en) * 2009-10-16 2010-04-07 江苏瑞帆环境工程设备有限公司 Reversible rotary anode type electric dust remover
CN202447197U (en) * 2011-12-28 2012-09-26 艾尼科环保技术(安徽)有限公司 Movable pole plate electrostatic precipitator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH377788A (en) * 1958-02-21 1964-05-31 Messen Jaschin G A Electrostatic separator for separating solid and / or liquid particles from a gas flow
US4440552A (en) * 1980-03-06 1984-04-03 Hitachi Plant Engineering & Construction Co., Ltd. Electrostatic particle precipitator
CN101690913A (en) * 2009-10-16 2010-04-07 江苏瑞帆环境工程设备有限公司 Reversible rotary anode type electric dust remover
CN202447197U (en) * 2011-12-28 2012-09-26 艾尼科环保技术(安徽)有限公司 Movable pole plate electrostatic precipitator

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102641785A (en) * 2012-05-07 2012-08-22 李志刚 Intelligent brushing, sweeping and rapping device for high voltage electrostatic precipitator tail electric field
CN102641785B (en) * 2012-05-07 2014-06-04 李志刚 Intelligent brushing, sweeping and rapping device for high voltage electrostatic precipitator tail electric field
CN103071592A (en) * 2013-01-25 2013-05-01 浙江菲达环保科技股份有限公司 Coagulator vortex-producing device capable of movably removing dust
CN103071592B (en) * 2013-01-25 2014-02-12 浙江菲达环保科技股份有限公司 Coagulator vortex-producing device capable of movably removing dust
CN104353555A (en) * 2014-10-29 2015-02-18 王博 Magnetic guiding device for dust collecting plates of electrode type dust collector
CN104368447A (en) * 2014-10-29 2015-02-25 王博 Sweeping and guiding device of dust collecting plates of electric dust precipitator
CN104368446A (en) * 2014-10-29 2015-02-25 王博 Guide device for dust collecting plate of electric dust precipitator
CN105363556A (en) * 2015-12-04 2016-03-02 艾尼科环保技术(安徽)有限公司 Safety protection device for chain wheels in electric dust remover with moving polar plate
CN105840974A (en) * 2016-05-03 2016-08-10 艾尼科环保技术(安徽)有限公司 Oil-filling lubricating device for sliding bearings
CN108910429A (en) * 2018-07-20 2018-11-30 芜湖清柏白露智能信息科技有限公司 A kind of bearing for screw conveyer sealing device based on Electrostatic Absorption
CN111450998A (en) * 2019-01-18 2020-07-28 翰昂汽车零部件有限公司 Electrification device and electric dust collection equipment comprising same

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Denomination of invention: Electrostatic dust remover with movable electrode plate

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