CN105170328A - Three-electrode barrel type electric dust removal device - Google Patents
Three-electrode barrel type electric dust removal device Download PDFInfo
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- CN105170328A CN105170328A CN201510723380.6A CN201510723380A CN105170328A CN 105170328 A CN105170328 A CN 105170328A CN 201510723380 A CN201510723380 A CN 201510723380A CN 105170328 A CN105170328 A CN 105170328A
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Abstract
The invention discloses a three-electrode barrel type electric dust removal device which can be widely applied to the field of environment dust removal and process dust collection of coal-fired power plants, steel melting, building materials and construction sites. The three-electrode barrel type electric dust removal device is mainly composed of a dust remover box (1), cathode barb wires (2), dust collecting chambers (3) and anode tubes (4). The anode tubes (4) are hung in the middles in the dust collecting chambers (3) through rafters (8), and the dust collecting chambers (3) and the cathode barb wires (2) are alternately distributed in rows and hung in the dust remover box (1), and are parallel to the direction of airflow. The three-electrode barrel type electric dust removal device has the advantages that operating resistance is small, cost is low, the processing process is simple and convenient, the construction period is short, the maintenance amount is small, especially, dust removal efficiency is high, and the three-electrode barrel type electric dust removal device is not limited by dust characteristics; turbulence intensity in a flue gas channel is reduced, and the dust collecting effect is improved; the smaller the particle size of dust is, the higher the dust collecting performance is; the device is not restricted by dust specific electric resistance; dust entering the dust collecting chambers has a good shielding function, and return flow losses can be effectively reduced; the dust rushing efficiency of a dust collecting electric field of the configuration is higher than that of a conventional electric field, dust raising losses are small, the application range is wide, and high cost performance and wide application prospects are achieved.
Description
Technical field
The invention belongs to environmental pollution improvement's category, relate to a kind of electric dust collector, be related specifically to a kind of three electrode cartridge type electric dust collectors.
Background technology
Along with the requirement of country in environmental protection is more and more higher, the relevant criterion formulated is also more and more stricter, device fabrication enterprise of Dao Bi environmental pollution improvement accelerates strength of technical renovation, accelerates the updating and upgrading of a product, serves positive facilitation to the development of environmental pollution improvement of China equipment.Current deduster can be divided into mechanical dust collector, wet scrubber, filtration dust catcher, electric cleaner etc.Electric cleaner is a kind of dust arrester utilizing electrostatic force to realize powder dust particle and flow separation, compared with the deduster of other type, the pressure loss is little, efficiency of dust collection is high, process gas flow is large, may be used for the occasion of high temperature, high pressure, and convenient realization controls automatically.But along with the environmental protection standard of soot emissions is more and more stricter, the development of electric cleaner had both received the bottleneck restriction of technology own, and the development of electric cleaner is in recent years comparatively slow, and current electrostatic precipitation technology mainly contrasts resistance range 10
4~ 10
10the dust of Ω cm works, and because the fast-developing dust kind of industrialization constantly increases, high specific resistance is relative with the dust accounting of low resistivity to be improved, and makes current electrostatic precipitation technology cannot reach requirement under new Environmental Protection Situation.In order to adapt to the needs of social development, research and develop a kind of new electric cleaner imperative.
Summary of the invention
The invention discloses a kind of three electrode cartridge type electric dust collectors for solving the problem, prior art is reformed targetedly, thus meet the environmental requirement day by day improved.
For achieving the above object, solution of the present invention is:
Three electrode cartridge type electric dust collectors, primarily of dust collector box body (1), negative electrode prickle wire (2), dust chamber (3), anode tube (4) composition; Anode tube (4) hangs on dust chamber (3) bosom position through edge (8), and dust chamber (3) and negative electrode prickle wire (2) alternately in a row distribute and hang on dust collector box body (1) inside, and are parallel to airflow direction; Described negative electrode prickle wire (2) hangs in the structural beams of dust collector box body (1) by cathode frame (9) and insulator (8), and dust chamber (3) is directly connected with the structural beams of dust collector box body (1); Described anode tube (4) connects high-voltage power cathode, and cathode frame (9) connects high voltage source negative pole, and dust chamber (3) connects high voltage source neutral pole and ground connection;
The two ends of described dust collector box body (1) arrange air inlet (6) and air outlet (7) respectively, airflow-distribution board (5) is provided with in the internal electrode front end, one end of air inlet (6), dust collector box body (1) bottom is provided with flue-dust retainer (13), ash bucket deflector (12) is also provided with, flue-dust retainer (13) below connected double-layer unloading valve (14) between dust collector box body (1) and flue-dust retainer (13);
Described dust chamber (3) adopts expanded metal lath to roll into cylinder-like body, cylindrical shell does not establish top board and base plate, each inner barrel adopts insulator to hang installation anode tube, often arranges dust chamber (3) and is provided with triangle Choked flow cover (10) in side windward first dust chamber (3) of windward side;
Described dust chamber (3) adopts expanded metal lath to roll into cylinder-like body, and cylindrical shell does not establish top board and base plate, often arranges dust chamber (3) and is provided with triangle Choked flow cover (10) in side windward first dust chamber (3) of windward side;
Described negative electrode prickle wire (2) and dust chamber (3) have many groups, its Plane Installation position interlaced arrangement, and keep uniform arcing distance.
The present invention can be widely used in coal-burning power plant, smelting iron and steel, building materials, the environmental dust removal of construction site and technique and to gather dust field, and the present invention has that running resistance is little, cost is low, and processing technology is easy, construction period is short, maintenance is little, and especially efficiency of dust collection is high, does not limit by Dust Characteristics.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is horizontal profile schematic diagram of the present invention;
Fig. 2 is that A-A of the present invention is to sectional view.
Legend illustrates:
1, dust collector box body; 2, negative electrode prickle wire; 3, dust chamber; 4, anode tube; 5, airflow-distribution board; 6, air inlet; 7, air outlet; 8, insulator; 9, cathode frame; 10, Choked flow cover; 11, anode superstructure; 12, ash bucket deflector; 13, flue-dust retainer; 14, Double-deck cinder discharge valve.
Detailed description of the invention
With reference to the accompanying drawings, the present invention three electrode cartridge type electric dust collector, primarily of dust collector box body (1), negative electrode prickle wire (2), dust chamber (3), anode tube (4) composition; Anode tube (4) hangs on dust chamber (3) bosom position through edge (8), and dust chamber (3) and negative electrode prickle wire (2) alternately in a row distribute and hang on dust collector box body (1) inside, and are parallel to airflow direction; Described negative electrode prickle wire (2) hangs in the structural beams of dust collector box body (1) by cathode frame (9) and insulator (8), and dust chamber (3) is directly connected with the structural beams of dust collector box body (1); Described anode tube (4) connects high-voltage power cathode, and cathode frame (9) connects high voltage source negative pole, and dust chamber (3) connects high voltage source neutral pole and ground connection; Its high voltage source can be selected
+30KV ~
+50KV direct current high frequency pulse power supply or constant-current source power supply, can reduce the technological requirement of insulation processing while improving inter-electrode voltage.
The two ends of described dust collector box body (1) arrange air inlet (6) and air outlet (7) respectively, be provided with airflow-distribution board (5), air-flow is uniformly distributed in the internal electrode front end, one end of air inlet (6); Dust collector box body (1) bottom is provided with flue-dust retainer (13), is also provided with ash bucket deflector (12) between dust collector box body (1) and flue-dust retainer (13), causes reentrainment of dust to prevent dust collector box body internal gas flow to the disturbance of laying dust in ash bucket; Flue-dust retainer (13) below connected double-layer unloading valve (14);
Described dust chamber (3) adopts expanded metal lath to roll into cylinder-like body, and cylindrical shell does not establish top board and base plate, often arranges dust chamber (3) and is provided with triangle Choked flow cover (10) in side windward first dust chamber (3) of windward side;
Described negative electrode prickle wire (2) and dust chamber (3) have many groups, its Plane Installation position interlaced arrangement, and keep uniform arcing distance.
Accompanying drawings 1, negative electrode prickle wire of the present invention and anode tube are staggered into arrangement and put, and are wherein spaced apart the locular wall that gathers dust.Dust chamber surrounds anode tube and forms the unit that gathers dust, often arrange dust chamber and be provided with triangle Choked flow cover in side windward at first dust chamber of windward side, to gather dust unit and negative electrode prickle wire even interlaced arrangement in the plane, the region that two rows are gathered dust between unit forms exhaust gases passes, when for negative electrode prickle wire access high voltage source negative pole, anode tube access high voltage source positive pole, dust chamber ground connection time, dust chamber body is the ionization common response pole of negative electrode prickle wire and anode tube, and anodic-cathodic and dust chamber body form dust collection electric field; Flue gas is under the effect of air inlet at airflow-distribution board, be evenly distributed to dust collection electric field, by triangle Choked flow cover, cigarette is distributed to exhaust gases passes, the dust entering exhaust gases passes is charged in dust collection electric field, and under corona wind action through dust chamber mesh to dust chamber drive into; Anode tube not only enhances dust collection electric field, accelerates the migration velocity of dust, and the positive charge that it is launched can meet the needs that elecrtonegativity dust discharges electric charge; The dust entering dust chamber collides mutually, cohesion, and knot grain, final settlement is collected outward transport in ash bucket.
The present invention has the following advantages compared with existing electrostatic precipitation technology: under corona wind action, dust is confined in dust chamber, thus decreases the turbulence intensity in exhaust gases passes, improves dust collection effect; Under dizzy wind action, dust size is less simultaneously, and its dust collecting performance is stronger; Next corona wind, the present invention is by the restriction of dust specific resistance size; The dust entering dust chamber also has good hydrodynamics shielding action, can effectively reduce loss of backflowing; It is high that the dust collection electric field of this configuration flutters dirt efficiency than conventional electric field, and airborne dust loss is little, and wide accommodation, lightweight construction, has higher cost performance and wide application prospect.
Claims (4)
1. three electrode cartridge type electric dust collectors, primarily of dust collector box body (1), negative electrode prickle wire (2), dust chamber (3), anode tube (4) composition; Anode tube (4) hangs on dust chamber (3) bosom position through edge (8), and dust chamber (3) and negative electrode prickle wire (2) alternately in a row distribute and hang on dust collector box body (1) inside, and are parallel to airflow direction; It is characterized in that: described negative electrode prickle wire (2) hangs in the structural beams of dust collector box body (1) by cathode frame (9) and insulator (8), dust chamber (3) is directly connected with the structural beams of dust collector box body (1); Described anode tube (4) connects high-voltage power cathode, and cathode frame (9) connects high voltage source negative pole, and dust chamber (3) connects high voltage source neutral pole and ground connection.
2. according to claim 1, three electrode cartridge type electric dust collectors, it is characterized in that: the two ends of described dust collector box body (1) arrange air inlet (6) and air outlet (7) respectively, airflow-distribution board (5) is provided with in the internal electrode front end, one end of air inlet (6), dust collector box body (1) bottom is provided with flue-dust retainer (13), ash bucket deflector (12) is also provided with, flue-dust retainer (13) below connected double-layer unloading valve (14) between dust collector box body (1) and flue-dust retainer (13).
3. according to claim 1, three electrode cartridge type electric dust collectors, it is characterized in that: described dust chamber (3) adopts expanded metal lath to roll into cylinder-like body, cylindrical shell does not establish top board and base plate, each inner barrel adopts insulator to hang installation anode tube, often arranges dust chamber (3) and is provided with triangle Choked flow cover (10) in side windward first dust chamber (3) of windward side.
4. according to claim 1, three electrode cartridge type electric dust collectors, it is characterized in that: described dust chamber (3) adopts expanded metal lath to roll into cylinder-like body, cylindrical shell does not establish top board and base plate, often arranges dust chamber (3) and is provided with triangle Choked flow cover (10) in side windward first dust chamber (3) of windward side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510723380.6A CN105170328A (en) | 2015-10-29 | 2015-10-29 | Three-electrode barrel type electric dust removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510723380.6A CN105170328A (en) | 2015-10-29 | 2015-10-29 | Three-electrode barrel type electric dust removal device |
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| Publication Number | Publication Date |
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| CN105170328A true CN105170328A (en) | 2015-12-23 |
Family
ID=54893029
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510723380.6A Pending CN105170328A (en) | 2015-10-29 | 2015-10-29 | Three-electrode barrel type electric dust removal device |
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| CN (1) | CN105170328A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106111334A (en) * | 2016-06-27 | 2016-11-16 | 许玉蕊 | Cavity electrodes electromagnetism ash-cleaning type electric precipitation |
| CN107282301A (en) * | 2017-08-10 | 2017-10-24 | 许玉蕊 | Multiple-effect air-borne dust absorber |
| CN111939710A (en) * | 2020-09-03 | 2020-11-17 | 中钢集团天澄环保科技股份有限公司 | Top vertical air intake electrostatic fabric filter |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88101764A (en) * | 1988-03-26 | 1988-11-09 | 武汉工业大学 | Electrostatic lens type electric dust-collecting method and equipment |
| CN2198978Y (en) * | 1994-08-26 | 1995-05-31 | 陈学构 | Lens-type electric dust collector with alternately arranged electrodes |
| US20010029842A1 (en) * | 2000-04-18 | 2001-10-18 | Hoenig Stuart A. | Apparatus using high electric fields to extract water vapor from an air flow |
| CN101310822A (en) * | 2007-05-21 | 2008-11-26 | 福建闽泰环保有限公司 | Lens electric-bag complex dust collector |
| CN201415153Y (en) * | 2009-05-20 | 2010-03-03 | 南京林业大学 | Fine wooden powder electrostatic precipitator |
| CN102266821A (en) * | 2011-07-27 | 2011-12-07 | 福建东源环保有限公司 | Mobile lens pole electrostatic dust collector with rotary ash removal brush |
-
2015
- 2015-10-29 CN CN201510723380.6A patent/CN105170328A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88101764A (en) * | 1988-03-26 | 1988-11-09 | 武汉工业大学 | Electrostatic lens type electric dust-collecting method and equipment |
| CN2198978Y (en) * | 1994-08-26 | 1995-05-31 | 陈学构 | Lens-type electric dust collector with alternately arranged electrodes |
| US20010029842A1 (en) * | 2000-04-18 | 2001-10-18 | Hoenig Stuart A. | Apparatus using high electric fields to extract water vapor from an air flow |
| CN101310822A (en) * | 2007-05-21 | 2008-11-26 | 福建闽泰环保有限公司 | Lens electric-bag complex dust collector |
| CN201415153Y (en) * | 2009-05-20 | 2010-03-03 | 南京林业大学 | Fine wooden powder electrostatic precipitator |
| CN102266821A (en) * | 2011-07-27 | 2011-12-07 | 福建东源环保有限公司 | Mobile lens pole electrostatic dust collector with rotary ash removal brush |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106111334A (en) * | 2016-06-27 | 2016-11-16 | 许玉蕊 | Cavity electrodes electromagnetism ash-cleaning type electric precipitation |
| CN107282301A (en) * | 2017-08-10 | 2017-10-24 | 许玉蕊 | Multiple-effect air-borne dust absorber |
| CN111939710A (en) * | 2020-09-03 | 2020-11-17 | 中钢集团天澄环保科技股份有限公司 | Top vertical air intake electrostatic fabric filter |
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Application publication date: 20151223 |
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