CN205236176U - Two -dimensional positive pole electrostatic precipitator that gathers dust - Google Patents
Two -dimensional positive pole electrostatic precipitator that gathers dust Download PDFInfo
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- CN205236176U CN205236176U CN201520897826.2U CN201520897826U CN205236176U CN 205236176 U CN205236176 U CN 205236176U CN 201520897826 U CN201520897826 U CN 201520897826U CN 205236176 U CN205236176 U CN 205236176U
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- gathers dust
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Abstract
The utility model relates to a two -dimensional positive pole electrostatic precipitator that gathers dust, including the flue gas passageway, arranged discharge the negative pole line and the anode plate that transversely gathers dust in the alternative cooperation of the electric on -site of flue gas passageway, transversely gather dust anode plate parallel and airflow direction, its characterized in that: together perpendicular airflow direction's the anode plate that vertically gathers dust is set up at least to the electric on -site of flue gas passageway, and every anode plate that vertically gathers dust is penetrating type orifice plate, is equipped with ash removal device on the anode plate that vertically gathers dust. The utility model discloses an advantage: the utility model discloses make full use of the electric field inner space, at parallel airflow direction (first dimension promptly, or the title is horizontal) when arranging the anode plate, arrange the anode plate that gathers dust of penetrating type at perpendicular airflow direction (be the second dimension, or the title being vertical), fold increase specific collection area under the circumstances that does not increase the electrostatic precipitator space with the quadriversal negative pole line that discharges, makes that the corona is more concentrated, corona intensity is stronger, dust collecting effect is better.
Description
Technical field
The utility model relates to electric cleaner, particularly a kind of bidimensional anode electric cleaner that gathers dust.
Background technology
Electric cleaner is to be widely used in the field that electric power, metallurgy, building materials, chemical industry and various dusty gas purify. Along with the raising of environmental emission standard, traditional electrical deduster can not meet the needs of qualified discharge, and the technological break-through of electric cleaner becomes the needs of social development. The discharge plume that the electric field of traditional electrical deduster is alternately arranged by downstream direction and the positive plate that gathers dust form, airflow direction is vertical with electric field force direction, specific collection area is little, inevitably produces reentrainment of dust, the electric discharge cathode line of traditional electrical deduster be two to electric discharge cathode line.
Utility model content
The purpose of this utility model is low in order to solve existing electric precipitator cathode line discharge voltage, the defects such as specific collection area is relatively little, and a kind of bidimensional electric cleaner that gathers dust proposing, the in the situation that of constant in former deduster inner space, when specific collection area is multiplied, reduce to greatest extent the reentrainment of dust being caused by rapping, the utility model can be for transforming whole electric cleaner, also can transform certain electric field, be particularly useful for former electric cleaner to newly increase in the transformation project of an electric field.
To achieve these goals, the utility model has adopted following technical scheme:
The bidimensional anode electric cleaner that gathers dust, comprise exhaust gases passes, in the electric field region of exhaust gases passes, alternately coordinate and be furnished with electric discharge cathode line and the positive plate that laterally gathers dust, parallel and the airflow direction of the positive plate that laterally gathers dust, and vertical with electric field force direction, it is characterized in that: in the electric field region of described exhaust gases passes, at least set up the positive plate that longitudinally gathers dust of one uprush direction, each positive plate that longitudinally gathers dust is open type orifice plate, on the positive plate that longitudinally gathers dust, is provided with deashing device.
On the basis of technique scheme, can there is following further technical scheme:
Described electric discharge cathode line is four-way electric discharge cathode line.
Form anode rows parallel with every 6～10 described positive plates that laterally gather dust of airflow direction, at one group of anode row composition one row of uprush direction, in each anode row, adjacent laterally gathering dust is provided with gap between positive plate, between two adjacent anode rows, be provided with at least one second positive plate that longitudinally gathers dust, described second positive plate that longitudinally gathers dust is connected in anode row in the adjacent gap of laterally gathering dust between positive plate;
Between adjacent every two anode rows that are parallel to airflow direction, also leave gap, first positive plate that longitudinally gathers dust is longitudinally fixed in the gap between every two anode rows.
The penetrating rate of the described positive plate that longitudinally gathers dust reduces successively from the first electric field to last electric field.
The appearance and size of positive plate of longitudinally gathering dust described in per pass is all equal to the longitudinal section appearance and size of described passage.
Described open type orifice plate is woven wire cloth, welding blinds Turbogrid plates, rushes and draw metal lath or fine-celled foam metal structure.
The penetrating rate of each described positive plate that longitudinally gathers dust is up big and down small.
Each described positive plate that longitudinally gathers dust is at least one deck structure.
Each described positive plate that longitudinally gathers dust is that linear, triangle, trapezoidal, " M " type are arranged.
The beneficial effects of the utility model: the utility model is on said structure basis, increase the anode dust arrester installation of uprush direction, in parallel airflow direction (i.e. the first dimension, or claim laterally) when arrangement of anode plate, in uprush direction (i.e. the second dimension, or claim longitudinally) arrange the positive plate that gathers dust of open type, this newly-increased device is consistent with electric field force direction with respect to the airflow direction of Charged, enough large specific collection area, little reentrainment of dusts of trying one's best are the important means that electric cleaner improves efficiency of dust collection. The present invention makes full use of electric field inner space, will pass the dust collection electric field of positive plate parallel airflow direction, increases the dust collection electric field of anode dust arrester installation uprush direction; Do not giving add deduster inner space in the situation that, the specific collection area of electric cleaner is multiplied, simultaneously with the electrion of four-way electric discharge cathode line, make that corona is more concentrated, corona intensity is stronger, due to vertical gas banish to the positive plate that longitudinally gathers dust be arranged in the positive plate rear portion of laterally gathering dust, its special construction have interception reentrainment of dust effect.
Make full use of inner space and the structure of traditional electrical deduster, when increasing anode specific collection area, the penetrating characteristic of positive plate of longitudinally gathering dust makes to filter dust-collecting mechanism and plays a role simultaneously, suppresses reentrainment of dust when solution is gathered dust, has increased substantially electric cleaner dust-collecting function.
The utility model is applicable to newly-built electric cleaner, compares the electric cleaner that gathers dust by the positive plate that laterally gathers dust of tradition, and the in the situation that of identical in space, the specific collection area that increases the electric cleaner that the positive plate that longitudinally gathers dust gathers dust is one times. Especially be applicable to traditional electric field front end and rear end not establish the electric cleaner of cathode frame, on the basis of laterally gathering dust at former anode, increasing the longitudinal dust arrester installation of anode is a kind of very high method of cost performance of it being proposed to effect transformation.
Brief description of the drawings
Fig. 1 is basic structure view of the present utility model;
Fig. 2 is the utility model dust removal process track schematic diagram;
Fig. 3 is a kind of topology view of positive plate of longitudinally gathering dust;
Fig. 4 is the another kind of topology view of positive plate of longitudinally gathering dust;
Fig. 5 is the perforate distribution schematic diagram of positive plate of longitudinally gathering dust;
Fig. 6 is another kind of topology view of the present utility model.
Detailed description of the invention
Embodiment 1:As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Fig. 6, the bidimensional anode that the utility model the provides electric cleaner that gathers dust, comprise exhaust gases passes 1, in the electric field region of exhaust gases passes 1, alternately coordinate and be furnished with electric discharge cathode line 2 and the positive plate 3 that laterally gathers dust, laterally gather dust positive plate 3 for traditional electrical deduster structure, it can be C480 type, W type, Z-type etc. or other forms, arrangement is parallel airflow direction, and vertical with electric field force direction, form an anode row parallel with every 6～10 described positive plates 3 that laterally gather dust of airflow direction, at one group of anode row composition one row of uprush direction, between the adjacent every two described anode rows that are parallel to airflow direction, leave gap, and be provided with gap between every row anode row, between every row anode row, be spaced apart 350mm～500mm, gap size is determined by the factor such as Dust Characteristics and discharge index, it is characterized in that: the positive plate 4 that longitudinally gathers dust of setting up at least one uprush direction in described electric field region, the positive plate 4 that longitudinally gathers dust wherein arranging between two adjacent row anode rows is the first positive plate 4a that longitudinally gathers dust, the first positive plate 4a that longitudinally gathers dust is double-hole plate structure, the first positive plate 4a that longitudinally gathers dust is arranged between the gap of the described anode row end of every row and the interstitial site of electric field rear portion electric field passage, independent suspension or be fixed on last piece and laterally gather dust on positive plate 3.
Each described positive plate 4 that longitudinally gathers dust is for open type grid orifice plate, material of main part can be woven wire cloth, welding shutter lattice structure, rush and draw the material such as metal lath, fine-celled foam metal, each described positive plate 4 that longitudinally gathers dust is single or multiple lift structures, as shown in Figure 3 and Figure 4, each described positive plate 4 that longitudinally gathers dust is the structural slabs such as linear, triangle, trapezoidal, " M " type layout. On each described positive plate 4 that longitudinally gathers dust, be equipped with deashing device 5, deashing device 5 can be that mechanical shaking device, electromagnetic rapping device, ultrasonic wave or air run deashing device, rotating brush deashing device, compressed air spraying deashing device or water flushing deashing device etc., but deashing device 5 must be reliable, and keep regular maintenance to put in place, guarantee reliability service, on the described positive plate 3 that laterally gathers dust of every row, horizontal vibration body 6 is all housed.
As depicted in figs. 1 and 2, described electric discharge cathode line 2 is four-way electric discharge cathode line 2a, and four-way electric discharge cathode line 2a main body is that whole rigidity tubing is made, and its two ends are crushed, when flattening, top rushes the connecting hole of a diameter 11mm, for being connected with cathode top suspention beam. When flattening, bottom rushes a hollow mounting hole apart from 20mm of aperture 11mm, for being connected with negative electrode bottom suspention beam. The every place's electric discharge of cathode line prickle is four formations, to four direction electric discharge, distance 100mm between adjacent point of discharge. The two ends up and down of point of discharge are concordant with corresponding positive plate top or bottom respectively. Contrast tradition two is to electric discharge cathode line, and four-way electric discharge cathode line 2a corona intensity is stronger, and electric current per unit length is 1～2 times of conventional cathode line, can select supporting power supply rated current by 0.45mA/m, and voltage rating is selected 72kV. As shown in Figure 3 and Figure 4, described electric discharge cathode line 2 is two to electric discharge cathode line 2b, two is the supporting corona wire structure of traditional electrical deduster to electric discharge cathode line 2b, can BS molded line, RS molded line, cast prickle wire, sawtooth prickle wire, double angle prickle wire, fish-bone needlework, V-type series lines, astroid, twistedwire, helix etc., voltage electric discharge is relatively low, and dust-collecting efficiency is low.
As shown in Figure 5, the penetrating rate of each described positive plate 4 that longitudinally gathers dust is up big and down small, top percent opening is 55%～65%, bottom percent opening is 40%～50%, the factors such as from the first electric field to last electric field, the penetrating rate of the described positive plate 4 that longitudinally gathers dust is also different, the specific collection area increasing according to the Dust distribution characteristic of every electric field, the discharge index that reach, palpus carry out after COMPREHENSIVE CALCULATING determining, principle is anterior large, during to last electric field, reduces successively.
The appearance and size of each described positive plate 4 that longitudinally gathers dust is all equal to the longitudinal section appearance and size of described exhaust gases passes 1, and the full plugging type longitudinally carrying out from level to level of exhaust gases passes 1 is filtered to gas dedusting.
Embodiment 2:As shown in Figure 6, by also leaving gap described in above-described embodiment 1 between the adjacent every two described anode rows that are parallel to airflow direction, in the described anode row of every row, two adjacent row laterally gather dust and are equipped with gap between positive plate 3, the gap that in every row anode row, adjacent two row laterally gather dust between positive plate 3 connects, the positive plate 4 that longitudinally gathers dust being fixed that adjacent two row laterally gather dust in the corresponding gap connecting in positive plate 3 front portions or rear portion in every row anode row is the second positive plate 4b that longitudinally gathers dust, and the second positive plate 4b that longitudinally gathers dust is single layer hole plate structure.
Dust suppression process: four-way electric discharge cathode line 2a is electrion, when being ionized, flue gas discharges free electron, the main lotus positive electricity of corona zone dust, the main bear electricity of dust outside corona zone, under the effect of polarity electric field force, lotus positive electricity particle drives to four-way electric discharge cathode line 2a, and the sub-anode of bear electrochondria drives, because corona zone concentrates near four-way electric discharge cathode line 2a relatively, space bear electrochondria seems more, this reason that namely anode specific collection area need to be enough large. The charged particle phase antianode positive plate 3 that laterally gathers dust, is subject to the effect of electric field force and wind-force, and electric field force is vertical with wind line of action of force direction. The charged particle phase antianode positive plate 4 that longitudinally gathers dust, be subject to equally the effect of electric field force and wind-force, but electric field force is parallel with wind line of action of force direction. That is to say, it is collected that the dust positive plate 4 that more longitudinally gathered dust is filled the air in laterally gather dust escape dust on positive plate 3 and space. Laterally gather dust positive plate 3 and longitudinally gather dust positive plate 4 under the effect of deashing mechanism of anode, dust and apparatus surface are peeled off, and fall into flue-dust retainer and are collected, and through air-transport system, dust is transported to assigned address. Thereby anode laterally gathers dust, positive plate 3 completes with the positive plate 4 that longitudinally gathers dust the overall process that dust is charged, adsorb, peel off, collect, carry.
The above is preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (9)
1. the bidimensional anode electric cleaner that gathers dust, comprise exhaust gases passes (1), in the electric field region of exhaust gases passes (1), alternately coordinate and be furnished with electric discharge cathode line (2) and the positive plate (3) that laterally gathers dust, parallel and the airflow direction of the positive plate (3) that laterally gathers dust, it is characterized in that: the positive plate that longitudinally gathers dust (4) of at least setting up one uprush direction in the electric field region of described exhaust gases passes (1), each positive plate (4) that longitudinally gathers dust is open type orifice plate, is provided with deashing device (5) on the positive plate that longitudinally gathers dust (4).
2. the bidimensional anode according to claim 1 electric cleaner that gathers dust, is characterized in that: described electric discharge cathode line (2) is four-way electric discharge cathode line (2a).
3. the bidimensional anode according to claim 1 electric cleaner that gathers dust, it is characterized in that: form anode rows parallel with every 6～10 described positive plates (3) that laterally gather dust of airflow direction, at one group of anode row composition one row of uprush direction, in each anode row, between the adjacent positive plate that laterally gathers dust (3), be provided with gap, between two adjacent anode rows, be provided with at least one first positive plate (4a) that longitudinally gathers dust, described second positive plate (4a) that longitudinally gathers dust is connected in anode row in the gap between the adjacent positive plate that laterally gathers dust (3),
Between adjacent every two anode rows that are parallel to airflow direction, also leave gap, second positive plate (4b) that longitudinally gathers dust is longitudinally fixed in the gap between every two anode rows.
4. the bidimensional anode according to claim 1 electric cleaner that gathers dust, is characterized in that: the penetrating rate of the described positive plate (4) that longitudinally gathers dust reduces successively from the first electric field to last electric field.
5. the bidimensional anode according to claim 1 electric cleaner that gathers dust, is characterized in that: the appearance and size of the positive plate (4) that longitudinally gathers dust described in per pass is all equal to the longitudinal section appearance and size of described passage (1).
6. the bidimensional anode according to claim 1 electric cleaner that gathers dust, is characterized in that: described open type orifice plate is that woven wire cloth, welding blinds Turbogrid plates, punching draw metal lath or fine-celled foam metal structure.
7. the bidimensional anode according to claim 1 electric cleaner that gathers dust, is characterized in that: each described penetrating rate of longitudinally gathering dust positive plate (4) is up big and down small.
8. the bidimensional anode according to claim 1 electric cleaner that gathers dust, is characterized in that: each described positive plate (4) that longitudinally gathers dust is at least one deck structure.
9. the bidimensional anode according to claim 1 electric cleaner that gathers dust, is characterized in that: each described positive plate (4) that longitudinally gathers dust is that linear, triangle, trapezoidal, " M " type are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520897826.2U CN205236176U (en) | 2015-11-12 | 2015-11-12 | Two -dimensional positive pole electrostatic precipitator that gathers dust |
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| CN201520897826.2U CN205236176U (en) | 2015-11-12 | 2015-11-12 | Two -dimensional positive pole electrostatic precipitator that gathers dust |
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| CN205236176U true CN205236176U (en) | 2016-05-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105195318A (en) * | 2015-11-12 | 2015-12-30 | 解标 | Two-dimensional anode dust collection electric precipitator |
| CN110653068A (en) * | 2019-04-20 | 2020-01-07 | 解标 | Dust collection type cathode wire of electric dust collector |
-
2015
- 2015-11-12 CN CN201520897826.2U patent/CN205236176U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105195318A (en) * | 2015-11-12 | 2015-12-30 | 解标 | Two-dimensional anode dust collection electric precipitator |
| CN110653068A (en) * | 2019-04-20 | 2020-01-07 | 解标 | Dust collection type cathode wire of electric dust collector |
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