CN102302979A - Electrostatic dust collector - Google Patents
Electrostatic dust collector Download PDFInfo
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- CN102302979A CN102302979A CN201110231494A CN201110231494A CN102302979A CN 102302979 A CN102302979 A CN 102302979A CN 201110231494 A CN201110231494 A CN 201110231494A CN 201110231494 A CN201110231494 A CN 201110231494A CN 102302979 A CN102302979 A CN 102302979A
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- electric field
- dust arrester
- electrostatic precipitator
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Abstract
The invention provides an electrostatic dust collector. The electrostatic dust collector comprises: a housing (6); a plurality of subordinate electric field dust collectors (7), wherein the subordinate electric field dust collectors are sequentially arranged and distributed in the housing from a gas inlet (61) of the housing; a main electric field dust collector (8), wherein the main electric field dust collector is arranged in the housing, and is positioned between the last group of subordinate electric field dust collectors (7) and a gas outlet (62) of the housing (6); a subordinate electric field controller, wherein the controller is connected with the subordinate electric field dust collectors (7), and controls the subordinate electric field dust collectors (7) to work; a main electric field controller (1), wherein the controller is connected with the main electric field dust collector (8), and controls the main electric field dust collector (8) to work. The main electric field controller (1) is connected with the subordinate electric field controller through an exchanger (5), receives the working condition information transmitted from the subordinate electric field controller, and controls the main electric field dust collector (8) to work according to the information. With the electrostatic dust collector provided by the present invention, the data share between the subordinate electric field dust collectors and the main electric field dust collector is realized, such that the dedusting efficiency of the whole dust collector is improved.
Description
Technical field
The present invention relates to the cleaner technical field, more particularly, relate to a kind of electrostatic precipitator.
Background technology
In order to tackle the environmental problem that high pollution brings, country has proposed more and more stricter requirement to dust emission concentration.In order to realize the discharging of dust lower concentration, enterprise's desirability can better cleaner.In the existing production process, cleaner has a variety of, wherein electrostatic precipitator be use more a kind of.Utilize non-homogeneous high voltage electric field to make that the dust in the air-flow is charged in its course of work, and then rely on Electrostatic Absorption power to realize separating of air and dust.
Because energy supply is nervous, the continuous variation of industrial coal composition, the electrostatic precipitator condition of work also constantly changes, and traditional electrostatic precipitator can't adapt to the dedusting operating mode of variation.
For electrostatic precipitator with many electric fields; Traditional configuration mode is controller of an electric field dust arrester configuration; Each control device of electric field links to each other with Industrial Control Computer respectively; Through Industrial Control Computer each control device of electric field is controlled separately, and then realized whole electrostatic precipitator is controlled.But; Each dust arrester is controlled separately by Industrial Control Computer in the above-mentioned electrostatic precipitator; There are not data to exchange between each control device of electric field (main control device of electric field and from control device of electric field); Can not carry out information sharing in time; And then can't carry out the adjustment of relevant work, and then influence efficiency of dust collection according to the variation of the operating mode at scene.
In sum; How a kind of electrostatic precipitator is provided, realizing the data sharing of each electric field dust arrester in the electrostatic precipitator, and then carries out the adjustment of relevant work according to the operating mode conversion at scene; Improving efficiency of dust collection, is present those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the invention provides a kind of electrostatic precipitator, realizing in the electrostatic precipitator, and then improved the efficiency of dust collection of whole electrostatic precipitator from the data sharing between electric field dust arrester and the main electric field dust arrester.
In order to achieve the above object, the present invention provides following technical scheme:
A kind of electrostatic precipitator comprises:
Shell;
Be arranged in the said shell, and from its air inlet distribute successively some from the electric field dust arrester;
Be arranged in the said shell, and organize from the main electric field dust arrester between the gas outlet of electric field dust arrester and said shell at the last;
Link to each other from the electric field dust arrester with said, and control its work from control device of electric field;
Link to each other with said main electric field dust arrester, and control the main control device of electric field of its work; It is characterized in that said main control device of electric field links to each other from control device of electric field with said through switch, acceptance is also controlled the work of said main electric field dust arrester according to the said work information that sends from control device of electric field.
Preferably, in the above-mentioned electrostatic precipitator, said main electric field dust arrester comprises:
Be positioned at the top of shell, and be provided with the driving shaft of head sprocket near the position at two ends;
Be positioned at the bottom of shell, and it is provided with the driven shaft from sprocket wheel relative with said head sprocket;
With said head sprocket with from two chains that sprocket wheel cooperates, be provided with dust collecting pole plate between it;
Be arranged on the corona wire between the said dust collecting pole plate of the row of two on two said chains;
Be arranged between said driving shaft and the driven shaft, and be arranged in the rotating brush that the ash bucket below the said main electric field dust arrester contacts with said dust collecting pole plate;
Be arranged on the said shell, and first drive unit that links to each other with said driving shaft and second drive unit that links to each other with said rotating brush.
Preferably, in the above-mentioned electrostatic precipitator, said first drive unit and second drive unit are motor.
Preferably, in the above-mentioned electrostatic precipitator, said second drive unit is a frequency control motor.
Preferably, in the above-mentioned electrostatic precipitator, the direction of rotation of said first drive unit and second drive unit.
Preferably, in the above-mentioned electrostatic precipitator, the bristle on the said rotating brush is crooked bristle.
Preferably, in the above-mentioned electrostatic precipitator, be the back taper ash bucket with said from electric field dust arrester and the corresponding ash bucket of main electric field dust arrester on the said shell.
Preferably, in the above-mentioned electrostatic precipitator, the air inlet of said shell is provided with diffuser, and is provided with the inlet air flow distribution grid in this diffuser; The gas outlet of said shell is provided with contraction section, and is provided with the exit flow distribution grid in this contraction section.
Preferably, in the above-mentioned electrostatic precipitator, saidly comprise from the electric field dust arrester:
Be arranged side by side, and have the dust collecting pole plate of gas channel between adjacent two;
Be arranged on the corona wire in the said gas channel.
Preferably, in the above-mentioned electrostatic precipitator, said corona wire is the barb type corona wire.
In the electrostatic precipitator provided by the invention; Be provided with in the shell from electric field dust arrester and main electric field dust arrester; From control device of electric field with link to each other from the electric field dust arrester and control from the electric field dust arrester and work; Main control device of electric field links to each other with main electric field dust arrester and controls the work of main electric field dust arrester; Above-mentioned main control device of electric field with link to each other through switch from control device of electric field, main control device of electric field is controlled the work of main electric field dust arrester according to said work information from control device of electric field feedback.Through above-mentioned main control device of electric field with exchange from the data between the control device of electric field, main control device of electric field can and then be controlled the work of main electric field dust arrester according to the variation of operating mode, has improved the efficiency of dust collection of whole electrostatic precipitator.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously; Accompanying drawing in describing below only is some embodiments of the present invention; For those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the electrostatic precipitator that Fig. 1 provides for the embodiment of the invention;
Fig. 2 is for main control device of electric field in the electrostatic precipitator that provides in the embodiment of the invention with from the annexation of control device of electric field;
Fig. 3 is the structural representation of main electric field dust arrester in the electrostatic precipitator that provides in the embodiment of the invention;
Fig. 4 is the side view of Fig. 3;
Fig. 5 in the electrostatic precipitator that provides in the embodiment of the invention from the structural representation of electric field dust arrester.
Among last Fig. 1-Fig. 5:
Main control device of electric field 1; From control device of electric field 2; From control device of electric field 3; From control device of electric field 4; Switch 5; Shell 6; Air inlet 61; Gas outlet 62; Ash bucket 63; Inlet air flow distribution grid 64; Exit flow distribution grid 65; From electric field dust arrester 7; Dust collecting pole plate 71; Corona wire 72; Gas channel 73; Main electric field dust arrester 8; From sprocket wheel 81; Head sprocket 82; Driving shaft 83; First drive unit 84; Chain 85; Dust collecting pole plate 86; Second drive unit 87; Rotating brush 88; Driven shaft 89; Corona wire 810.
The specific embodiment
For quote and know for the purpose of, below the technical term that relates in this patent is explained as follows:
Barb type corona wire: refer to the corona wire that the surface has prickle.
The invention provides a kind of electrostatic precipitator, realized in the electrostatic precipitator, and then improved the operating efficiency of whole electrostatic precipitator from the data sharing between electric field dust arrester and the main electric field dust arrester.
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Please refer to accompanying drawing 1-2, the structural representation of the electrostatic precipitator that Fig. 1 provides for the embodiment of the invention; Fig. 2 is for main control device of electric field in the electrostatic precipitator that provides in the embodiment of the invention with from the annexation of control device of electric field.
The electrostatic precipitator that the embodiment of the invention provides comprises that shell 6, some groups are from electric field dust arrester 7, main electric field dust arrester 8, from control device of electric field, main control device of electric field 1 and switch 5; Wherein:
Some groups said is arranged in the shell 6 from electric field dust arrester 7, and its air inlet 61 from shell 6 distributes successively;
Main electric field dust arrester 8 is arranged in the shell 6, and organizes between the gas outlet 62 of electric field dust arrester 7 and shell 6 at the last;
From control device of electric field with link to each other from electric field dust arrester 7, be used for control from electric field dust arrester 7 work, and send from the work information of electric field dust arrester 7;
Main control device of electric field 1 links to each other with main electric field dust arrester 8; Control the work of main electric field dust arrester 8; Main control device of electric field 1 with link to each other by switch 5 from control device of electric field; As shown in Figure 1; What provide in the present embodiment is three from the electric field dust arrester; Also be three from control device of electric field; Be respectively from control device of electric field 2, from control device of electric field 3 with from control device of electric field 4; As shown in Figure 2; Three are passed through switch 5 from control device of electric field and link to each other with main control device of electric field 1; In the process of work; 7 work and sending from control device of electric field control from the electric field dust arrester from the work information of electric field dust arrester 7; Main control device of electric field 1 receives the work information that sends from control device of electric field, and controls the work of said main electric field dust arrester 8 according to this work information.
Be three from the electric field dust arrester with from the quantity of control device of electric field in the electrostatic precipitator that provides in the present embodiment, concrete be not limited to this from the electric field dust arrester with from the quantity of control device of electric field.
In the electrostatic precipitator that provides in the prior art; Each electric field dust arrester is compared by the control difference of Industrial Control Computer respectively; In the electrostatic precipitator that provides in the present embodiment; Control links to each other with the main control device of electric field of the main electric field dust arrester of control respectively from control device of electric field from the electric field dust arrester; And will send to main control device of electric field from the work information of electric field; Main control device of electric field is controlled the work of main electric field dust arrester according to the work information that receives; Above-mentioned work is crossed in the title main control device of electric field 1 and is exchanged from carrying out data by switch 5 between the control device of electric field; Main electric field dust arrester 8 can be accepted and carry out corresponding work according to the operating mode change from the electric field dust arrester, has improved the operating efficiency of whole electrostatic precipitator.
In the foregoing description; Main electric field dust arrester 8 is the core dedusting links in the whole electrostatic precipitator; It directly has influence on the content of discharging dust in the gas; Main electric field dust arrester 8 can be various forms of polar-plate-type electrostatic precipitators; Present embodiment provides a kind of concrete main electric field dust arrester; Please refer to accompanying drawing 3-4, this main electric field dust arrester 8 comprises: driving shaft 83, driven shaft 89, dust collecting pole plate 86, two chains 85, head sprocket 82, from sprocket wheel 81, corona wire 810, rotating brush 88, first drive unit 84 and second drive unit 87; Wherein: driving shaft 83 is positioned at the top of shell 6, and the position at close its two ends is provided with head sprocket 82; Driven shaft 89 is positioned at the bottom of shell 6, is arranged on the driven shaft 89 from sprocket wheel 81, and relative with head sprocket 82; Article two, chain 85 cooperates with head sprocket with from sprocket wheel 81, and dust collecting pole plate 86 is arranged between two chains 85; Corona wire 810 is arranged between the row of two on the chain 85 dust collecting pole plate 86, produces corona and feasible through electric charge on the dust band in the air-flows between two row's dust collecting pole plates 86; Rotating brush 88 and is arranged in the ash bucket 63 of main electric field dust arrester 8 belows between driving shaft 83 and driven shaft 89; First drive unit 84 and second drive unit 87 all are arranged on the shell 6, and first drive unit 84 links to each other with driving shaft 83, drives its rotation; Second drive unit 87 links to each other with rotating brush 88, drives its rotation.The work of above-mentioned main electric field dust arrester is crossed and claimed as follows: dusty gas enters between the dust collecting pole plate 86; Under the effect of corona wire 810, make electric charge on the dust band in the dusty gas; Dust is adsorbed by dust collecting pole plate 86 under effect of electric field; Thereby accomplish absorption to dust in the air-flow; The dust collecting pole plate 86 that absorbs dust rotates under the drive of chain 85; When turning to the position of rotating brush 88; Rotating brush 88 contacts with dust collecting pole plate 86; Along with the dust on the dust collecting pole plate 86 is brushed in its rotation, dust falls under gravity in the ash bucket 63.
Concrete, above-mentioned first drive unit 84 and second drive unit 87 are motor, also can be drive units such as hydraulic motor.Preferably, above-mentioned second drive unit 87 is a frequency control motor, can regulate the rotating speed of rotating brush 88, when operating mode changes (when dust content is bigger), can accelerate the rotating speed of rotating brush 88, and then improves efficiency of dust collection.
For the further technique scheme of optimizing, in the above-mentioned electrostatic precipitator, the direction of rotation of first drive unit 84 and second drive unit 87.More preferred, the bristle of above-mentioned rotating brush 88 is crooked bristle, has reduced the wearing and tearing to dust collecting pole plate 86 surfaces.
To the collection of dust, in the above-mentioned electrostatic precipitator, be the back taper ash bucket on the shell 6 with from electric field dust arrester 7 and main electric field dust arrester 8 corresponding ash buckets 63 for ease.
Please refer to accompanying drawing 1, in the electrostatic precipitator that provides in the foregoing description, the air inlet 61 of shell 6 is provided with diffuser, and is provided with inlet air flow distribution grid 64 in this diffuser; The gas outlet 62 of shell 6 is provided with contraction section; Be provided with exit flow distribution grid 65 in this contraction section; Above-mentioned diffuser, contraction section, inlet air flow distribution grid 64, being arranged so that after dust-contained airflow enters into electric field region of exit flow distribution grid 65 can form uniform flow field, make dusty gas can pass through electric field equably.
In the electrostatic precipitator that provides in the present embodiment; From the effect of electric field dust arrester 7 is that dusty gas is carried out preliminary dust removal; It can be various types of polar-plate-type dust arresters on the existing market; Provide a kind of in the present embodiment from the electric field dust arrester; Please refer to accompanying drawing 5; It comprises: be arranged side by side, and the dust collecting pole plate 71 that has gas channel 73 between adjacent two be arranged on the corona wire 72 in the gas channel 73.Corona wire 72 makes that the dust in the dusty gas is charged; Charged dust is adsorbed on the dust collecting pole plate 71 under effect of electric field; Finally the dust on the dust collecting pole plate 71 is shaken, and then drop into from the ash bucket 63 of electric field dust arrester 7 belows through the mode of vibration.
In order further to optimize technique scheme, above-mentioned corona wire 72 is the barb type corona wire, and the barb type corona wire is not compared with the corona wire of spine than common surface, under identical voltage, can produce bigger current density.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. electrostatic precipitator comprises:
Shell (6);
Be arranged in the said shell (6), and from its air inlet (61) distribute successively some from electric field dust arrester (7);
Be arranged in the said shell (6), and be positioned at the last group from the main electric field dust arrester (8) between the gas outlet (62) of electric field dust arrester (7) and said shell (6);
Link to each other from electric field dust arrester (7) with said, and control its work from control device of electric field;
Link to each other with said main electric field dust arrester (8), and control the main control device of electric field (1) of its work; It is characterized in that said main control device of electric field (1) links to each other from control device of electric field with said through switch (5), acceptance is also controlled said main electric field dust arrester (8) according to the said work information that sends from control device of electric field and is worked.
2. electrostatic precipitator according to claim 1 is characterized in that, said main electric field dust arrester (8) comprising:
Be positioned at the top of shell (6), and be provided with the driving shaft (83) of head sprocket (82) near the position at two ends;
Be positioned at the bottom of shell (6), and it is provided with the driven shaft from sprocket wheel (81) (89) relative with said head sprocket (82);
With said head sprocket (82) with from two chains (85) that sprocket wheel (81) cooperates, be provided with dust collecting pole plate (86) between it;
Be arranged on the corona wire (810) between the said dust collecting pole plates of row of two on two said chains (85) (86);
Be arranged between said driving shaft (83) and the driven shaft (89), and be arranged in the rotating brush (88) that the ash bucket below the said main electric field dust arrester (8) contacts with said dust collecting pole plate (86);
Be arranged on the said shell (6), and first drive unit (84) that links to each other with said driving shaft (83) and second drive unit (87) that links to each other with said rotating brush (88).
3. electrostatic precipitator according to claim 2 is characterized in that, said first drive unit (84) and second drive unit (87) are motor.
4. electrostatic precipitator according to claim 3 is characterized in that, said second drive unit (87) is a frequency control motor.
5. electrostatic precipitator according to claim 4 is characterized in that, the direction of rotation of said first drive unit (84) and second drive unit (87).
6. electrostatic precipitator according to claim 5 is characterized in that, the bristle on the said rotating brush (88) is crooked bristle.
7. electrostatic precipitator according to claim 1 is characterized in that, said shell (6) is gone up with said and is the back taper ash bucket from electric field dust arrester and the corresponding ash bucket of main electric field dust arrester (8) (63).
8. electrostatic precipitator according to claim 7 is characterized in that, the air inlet (61) of said shell (6) is provided with diffuser, and is provided with inlet air flow distribution grid (64) in this diffuser; The gas outlet (62) of said shell (6) is provided with contraction section, and is provided with exit flow distribution grid (65) in this contraction section.
9. electrostatic precipitator according to claim 8 is characterized in that, saidly comprises from the electric field dust arrester:
Be arranged side by side, and have the dust collecting pole plate (71) of gas channel (73) between adjacent two;
Be arranged on the corona wire (72) in the said gas channel (73).
10. electrostatic precipitator according to claim 9 is characterized in that, said corona wire (72) is the barb type corona wire.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201110231494A CN102302979A (en) | 2011-08-12 | 2011-08-12 | Electrostatic dust collector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201110231494A CN102302979A (en) | 2011-08-12 | 2011-08-12 | Electrostatic dust collector |
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CN102302979A true CN102302979A (en) | 2012-01-04 |
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CN201110231494A Pending CN102302979A (en) | 2011-08-12 | 2011-08-12 | Electrostatic dust collector |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102872974A (en) * | 2012-09-18 | 2013-01-16 | 中冶南方工程技术有限公司 | Electrostatic dust collector used in converter gas dry dust collection system |
CN104549741A (en) * | 2013-10-29 | 2015-04-29 | 杭州天明环保工程有限公司 | Wet electrostatic dust collector |
CN108212536A (en) * | 2016-12-22 | 2018-06-29 | 维美德技术有限公司 | Method and apparatus |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1939592A (en) * | 2005-09-30 | 2007-04-04 | 日立工程设备建设株式会社 | Mobile electrode of electric dust collector |
CN201346498Y (en) * | 2008-12-11 | 2009-11-18 | 宝山钢铁股份有限公司 | Controller for electric deduster |
CN201644228U (en) * | 2009-09-30 | 2010-11-24 | 张国文 | Movable anode electrostatic cleaner with self-regulation fixed soot cleaning brush |
-
2011
- 2011-08-12 CN CN201110231494A patent/CN102302979A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1939592A (en) * | 2005-09-30 | 2007-04-04 | 日立工程设备建设株式会社 | Mobile electrode of electric dust collector |
CN201346498Y (en) * | 2008-12-11 | 2009-11-18 | 宝山钢铁股份有限公司 | Controller for electric deduster |
CN201644228U (en) * | 2009-09-30 | 2010-11-24 | 张国文 | Movable anode electrostatic cleaner with self-regulation fixed soot cleaning brush |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102872974A (en) * | 2012-09-18 | 2013-01-16 | 中冶南方工程技术有限公司 | Electrostatic dust collector used in converter gas dry dust collection system |
CN104549741A (en) * | 2013-10-29 | 2015-04-29 | 杭州天明环保工程有限公司 | Wet electrostatic dust collector |
CN108212536A (en) * | 2016-12-22 | 2018-06-29 | 维美德技术有限公司 | Method and apparatus |
US10751729B2 (en) | 2016-12-22 | 2020-08-25 | Valmet Technologies Oy | Electrostatic precipitor |
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Application publication date: 20120104 |