CN217774425U - Wet electrostatic dust collector - Google Patents
Wet electrostatic dust collector Download PDFInfo
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- CN217774425U CN217774425U CN202221185599.7U CN202221185599U CN217774425U CN 217774425 U CN217774425 U CN 217774425U CN 202221185599 U CN202221185599 U CN 202221185599U CN 217774425 U CN217774425 U CN 217774425U
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Abstract
The utility model relates to a wet electrostatic precipitator belongs to flue gas dust removal technical field, including the tower body, the tower body has and is conical top cap, top-down is equipped with first album of dirt district in the tower body in proper order, second collection of dirt district and third collection of dirt district, be equipped with between top cap and the first collection of dirt district and spray the layer, first collection of dirt district, second collection of dirt district, third collection of dirt district all includes electric field dust collecting component, electric field dust collecting component in the adjacent collection of dirt district keeps the interval, electric field dust collecting component includes anode plate and negative plate, and parallel staggered arrangement is in the collection of dirt district, anode plate and negative plate all are the rectangle, closely arranged all around of anode plate has album dirt external tooth. Through the three dust collecting area who sets up according to the preface to and the collection dirt external tooth that sets up all around at the anode plate, make the anode plate have bigger area of contact, under the effect of electric field, the dust is adsorbed on the anode plate in each dust collecting area more easily, and the adsorption efficiency is higher, washes away through spraying the layer again, makes the dust along with spraying the flow of sparge water and clear away, and dust removal effect is better.
Description
Technical Field
The utility model relates to a flue gas dust removal technical field, in particular to wet electrostatic precipitator.
Background
The wet electrostatic precipitator is one with water spraying or overflowing to form one water film on the surface of the dust collecting electrode and to realize the ash removal of polar plate. The wet-type dust removal can avoid the re-flying of the deposited dust, achieves very high dust removal efficiency, has no rapping device and runs stably.
Several tens of thousands of volts of direct current high voltage are applied between a dust collecting electrode (anode) and a discharge electrode (cathode) of the wet electrostatic precipitator, and under the action of a strong electric field, gas between the two electrodes is fully ionized, so that the space of an electric field area is filled with ions with positive and negative charges. The dust particles entering the wet electrostatic precipitator with the desulfurized wet flue gas collide with the charged ions to be charged, and the charged dust particles reach the dust collecting electrode to be collected under the action of coulomb force of a high-voltage electrostatic field, and then are washed by spraying flushing water to be removed from the water collecting tank.
However, the conventional wet electrostatic precipitator must increase the voltage to obtain high dust-collecting rate, and has high energy consumption, which is not favorable for the long-term development of enterprises.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects existing in the prior art, the utility model provides a wet electrostatic precipitator solves the technical problem that current wet electrostatic precipitator dust catches inefficiency.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a wet electrostatic precipitator, includes the tower body, its characterized in that: the tower body has and is conical top cap, top cap department is equipped with the flue gas entry, top-down is equipped with first dust collecting area in proper order in the tower body, second dust collecting area and third dust collecting area, be equipped with between top cap and the first dust collecting area and spray the layer, first dust collecting area, second dust collecting area, third dust collecting area all includes electric field dust collection subassembly, electric field dust collection subassembly in the adjacent dust collecting area keeps the interval, electric field dust collection subassembly includes anode plate and negative plate, and parallel staggered arrangement is in the dust collecting area, anode plate and negative plate all are the rectangle, closely arranged has album dirt external tooth around the anode plate.
As a further improvement of the scheme, the flue gas inlet is rectangular, two transverse strips which are parallel to each other are arranged at the end part of the flue gas inlet, gaps are formed between the two transverse strips and the inner wall of the top cover, the two transverse strips are '21274', both of which are provided with notches, the two notches are oppositely arranged, and a fixing plate is arranged between the two notches.
As a further improvement of the scheme, the fixed plate is provided with an air inlet hole, and the fixed plate is provided with an adjusting plate for adjusting air inflow in a sliding manner.
As a further improvement of the scheme, the top cover is provided with two fixing supports perpendicular to the cross bars near the flue gas inlet, the two fixing supports are arranged in parallel at intervals, and the distance is kept between the fixing supports and the cross bars.
As a further improvement of the scheme, a plurality of groups of guide plates are fixed at the bottom ends of the two fixing supports far away from the flue gas inlet, the guide plates are matched with the top cover in shape, and the guide plates in the groups keep gaps and gradually increase from the center of the top cover to the inner wall.
As a further improvement of the scheme, the spraying layer comprises a spraying pipe and a plurality of rotatable spray heads arranged on the spraying pipe, the spraying pipe is communicated with the circulating water tank through a pipeline, and a water pump is arranged on the communicated pipeline.
As a further improvement of the scheme, two first through holes which are arranged up and down are symmetrically formed in two ends of the cathode plate, and two groups of first positioning holes which are arranged up and down are distributed between the two groups of first through holes.
As a further improvement of the above scheme, two sets of second through holes are formed in the anode plate in one-to-one correspondence with the first positioning holes, and two sets of second positioning holes are formed in the anode plate in one-to-one correspondence with the first through holes.
As a further improvement of the scheme, saw tooth holes are uniformly distributed between the two groups of second through holes and the second positioning holes, and the saw tooth holes are provided with dust collecting internal teeth which are tightly arranged along the upper end and the lower end of the saw tooth holes.
As a further improvement of the above scheme, a liquid collecting hopper is arranged below the third dust collecting area, the bottom surface of the liquid collecting hopper is communicated with a liquid discharge pipe, a baffle plate is arranged between the liquid collecting hopper and the third dust collecting area, and the baffle plate is provided with a V-shaped baffle plate with a downward opening.
The beneficial effects of the utility model are that: through the three dust collecting area who sets up according to the preface to and the collection dirt external tooth that sets up all around at the anode plate, make the anode plate have bigger area of contact, under the effect of electric field, the dust is adsorbed on the anode plate in each dust collecting area more easily, and the adsorption efficiency is higher, washes away through spraying the layer again, makes the dust along with spraying the flow of sparge water and clear away, and dust removal effect is better.
Drawings
Fig. 1 is a front view of an embodiment of the present invention;
fig. 2 is a rear view of an embodiment of the present invention;
fig. 3 is a side view of an embodiment of the invention;
fig. 4 is a top view of an embodiment of the present invention;
fig. 5 is a perspective view of an embodiment of the present invention;
fig. 6 is a perspective view of another perspective view of the embodiment of the present invention;
fig. 7 is a front view of an embodiment of the invention (without tower side plates);
fig. 8 is a perspective view of an embodiment of the present invention (without the tower side plate);
fig. 9 is a perspective view of the first dust collecting area, the second dust collecting area, or the third dust collecting area in the embodiment of the present invention;
FIG. 10 is a side view of a cathode plate and an anode plate in an embodiment of the present invention;
FIG. 11 is a perspective view of a cathode plate and an anode plate in an embodiment of the present invention;
FIG. 12 is a schematic structural view of a cathode plate according to an embodiment of the present invention;
fig. 13 is a schematic structural view of an anode plate according to an embodiment of the present invention;
fig. 14 is a top view of a top cover in an embodiment of the invention;
fig. 15 is a bottom view of the top cover in an embodiment of the present invention;
fig. 16 is a perspective view of a top cover in an embodiment of the present invention;
fig. 17 is a perspective view of another perspective of the top cover in an embodiment of the present invention;
fig. 18 is a perspective view of the liquid collecting bucket and the baffle plate in the embodiment of the present invention.
In the figure: 1. the device comprises a tower body, 2, a top cover, 3, a flue gas inlet, 4, a first dust collecting area, 5, a second dust collecting area, 6, a third dust collecting area, 7, a spraying layer, 71, a spraying pipe, 72, a nozzle, 8, an electric field dust collecting component, 9, an anode plate, 91, dust collecting external teeth, 92, a second through hole, 93, a second positioning hole, 94, a sawtooth hole, 95, dust collecting internal teeth, 10, a cathode plate, 101, a first through hole, 102, a first positioning hole, 11, a cross bar, 12, a fixing plate, 13, an air inlet hole, 14, an adjusting plate, 15, an adjusting bolt, 16, a fixing support, 17, a guide plate, 18, a liquid collecting hopper, 19, a liquid discharging pipe, 20, a baffle plate, 21 and a V-shaped baffling sheet.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in the accompanying drawings 1-18, the utility model provides a pair of wet electrostatic precipitator, including tower body 1, tower body 1 has and is conical top cap 2, top cap 2 department is equipped with flue gas entry 3, top-down is equipped with first dust collecting area 4 in proper order in the tower body 1, second dust collecting area 5 and third dust collecting area 6, be equipped with between top cap 2 and the first dust collecting area 4 and spray layer 7, first dust collecting area 4, second dust collecting area 5, third dust collecting area 6 all includes electric field dust collecting component 8, electric field dust collecting component 8 in the adjacent dust collecting area keeps the interval, electric field dust collecting component 8 includes anode plate 9 and cathode plate 10, and parallel staggered arrangement is in the dust collecting area, anode plate 9 and cathode plate 10 all are the rectangle, closely arranged all around of anode plate 9 has album dirt external tooth 91.
Through the three dust collecting area who sets up according to the preface to and the collection dirt external tooth 91 that sets up around anode plate 9, make anode plate 9 have bigger area of contact, under the effect of electric field, the dust is adsorbed on the anode plate 9 in each dust collecting area more easily, and the adsorption efficiency is higher, again through spraying layer 7 and erodeing, makes the dust along with spraying the flow of sparge water and clear away, and dust removal effect is better.
Further as a preferred embodiment, the flue gas inlet 3 is rectangular, the end part of the flue gas inlet 3 is provided with two parallel transverse strips 11, a gap is arranged between the two transverse strips 11 and the inner wall of the top cover 2, the two transverse strips 11 are both of a v-21274shape with notches, the two notches are oppositely arranged, and a fixing plate 12 is arranged between the two notches. The two transverse strips 11 of the v-shaped structure realize convenient installation of the fixing plate 12 by using two notches.
Further, in a preferred embodiment, an air inlet hole 13 is opened on the fixed plate 12, and an adjusting plate 14 for adjusting the amount of air intake is slidably provided on the fixed plate 12. Threaded holes are formed in the positions, corresponding to the top cover 2 and the adjusting plate 14, of the adjusting plate 14, and the adjusting bolt 15 drives the adjusting plate 14 to move relative to the fixing plate 12, so that the air inlet hole 13 is completely opened, partially covered or completely covered, and the purpose of conveniently adjusting air inflow is achieved.
Further as preferred embodiment, top cap 2 is equipped with two fixed bolster 16 perpendicular mutually with horizontal bar 11 near flue gas entry 3 department, and two fixed bolsters 16 are parallel interval setting, keep the interval between fixed bolster 16 and the horizontal bar 11, guarantee that waste gas gets into the inner chamber of top cap 2 smoothly.
Further as a preferred embodiment, a plurality of groups of guide plates 17 are fixed at the bottom ends of the two fixing brackets 16 far away from the flue gas inlet 3, the guide plates 17 are matched with the shape of the top cover 2, and the plurality of groups of guide plates 17 keep gaps and gradually increase from the center of the top cover 2 to the inner wall. The guide plate 17 plays a role in guiding the introduced flue gas, so that the flue gas relatively uniformly enters the first dust collecting area 4, and the dust in the flue gas can be captured.
Further as a preferred embodiment, the spraying layer 7 comprises a spraying pipe 71 and a plurality of rotatable spray heads 72 arranged on the spraying pipe 71, the spraying pipe 71 is communicated with the circulating water tank through a pipeline, and a water pump is arranged on the communicated pipeline.
Further as a preferred embodiment, two ends of the cathode plate 10 are symmetrically provided with two first through holes 101 arranged up and down, two groups of the first through holes 101 are arranged to facilitate the cathode plate 10 to release a large amount of electrons more easily, and two groups of the first positioning holes 102 arranged up and down are distributed between the two groups of the first through holes 101.
In a further preferred embodiment, the anode plate 9 is provided with two sets of second through holes 92 corresponding to the first positioning holes 102 one by one, and two sets of second positioning holes 93 corresponding to the first through holes 101 one by one.
Further preferably, saw-toothed holes 94 are distributed between the two sets of second through holes 92 and the second positioning hole 93, and the saw-toothed holes 94 have internal dust-collecting teeth 95 closely arranged along the upper and lower ends thereof. The external dust collecting teeth 91, the second through holes 92 and the internal dust collecting teeth 95 improve the contact area of the anode plate 9 and the flue gas, and dust droplets SO are generated under the action of an electric field 3 Heavy metal aerosol and the like are easier to be adsorbed on the anode plate 9, so that the wet electrostatic precipitator has higher dust capture efficiency and better dust removal effect.
In a further preferred embodiment, a liquid collecting bucket 18 is arranged below the third dust collecting area 6, a liquid discharge pipe 19 is communicated with the bottom surface of the liquid collecting bucket 18, a baffle plate 20 is arranged between the liquid collecting bucket 18 and the third dust collecting area 6, and the baffle plate 20 is provided with a V-shaped baffle plate 21 with a downward opening. The baffle plate 20 is used for changing the flow direction of the spraying liquid, so that small particles in the flue gas are separated and guided out, flow into the liquid discharge pipe 19 along the inner wall of the liquid collecting hopper 18 and are discharged through the liquid discharge pipe 19.
Under the condition of a wet electrostatic dust collector with the same volume, the first dust collecting area 4, the second dust collecting area 5 and the third dust collecting area 6 are arranged, the specific structure of the anode plate 9 is improved, the contact area is increased, dust particles are charged when passing through a high-voltage electric field, the dust particles are accumulated on the anode plate 9 under the action of the electric field force, and the scouring action of the spraying layer 7 is matched, so that the purpose of high-efficiency dust removal is achieved.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (10)
1. A wet electrostatic precipitator, includes tower body (1), its characterized in that: the tower body (1) has and is conical top cap (2), top cap (2) department is equipped with flue gas entry (3), top-down is equipped with first dust collecting area (4) in proper order in tower body (1), second dust collecting area (5) and third dust collecting area (6), be equipped with between top cap (2) and first dust collecting area (4) and spray layer (7), first dust collecting area (4), second dust collecting area (5), third dust collecting area (6) all include electric field collection dirt subassembly (8), electric field collection dirt subassembly (8) in the adjacent dust collecting area keep the interval, electric field collection dirt subassembly (8) include anode plate (9) and negative plate (10), and parallel staggered arrangement is in dust collecting area, anode plate (9) and negative plate (10) all are the rectangle, closely arranged all around of anode plate (9) has collection dirt external tooth (91).
2. A wet electrostatic precipitator as claimed in claim 1, wherein: the smoke inlet (3) is rectangular, two transverse strips (11) which are parallel to each other are arranged at the end part of the smoke inlet (3), gaps are formed between the two transverse strips (11) and the inner wall of the top cover (2), the two transverse strips (11) are both of a shape of '21274', and two notches are oppositely arranged and a fixing plate (12) is arranged between the two notches.
3. A wet electrostatic precipitator as claimed in claim 2, wherein: an air inlet hole (13) is formed in the fixing plate (12), and an adjusting plate (14) used for adjusting air inflow is arranged on the fixing plate (12) in a sliding mode.
4. A wet electrostatic precipitator as claimed in claim 2, wherein: the top cover (2) is provided with two fixing supports (16) which are perpendicular to the transverse strips (11) at the position close to the flue gas inlet (3), the two fixing supports (16) are arranged at intervals in parallel, and the distance is kept between the fixing supports (16) and the transverse strips (11).
5. The wet electrostatic precipitator of claim 4, wherein: the bottom mounting that flue gas entry (3) were kept away from in two fixed bolsters (16) has a plurality of groups guide plate (17), guide plate (17) and top cap (2) shape phase-match, a plurality of groups guide plate (17) keep the clearance and from top cap (2) center to the inner wall crescent.
6. A wet electrostatic precipitator as claimed in claim 1, wherein: the spraying layer (7) comprises a spraying pipe (71) and a plurality of rotatable spray heads (72) arranged on the spraying pipe (71), the spraying pipe (71) is communicated with the circulating water tank through a pipeline, and a water pump is arranged on the communicated pipeline.
7. A wet electrostatic precipitator as claimed in claim 1, wherein: two first through holes (101) which are arranged up and down are symmetrically formed in two ends of the cathode plate (10), and two groups of first positioning holes (102) which are arranged up and down are distributed between the two groups of first through holes (101).
8. The wet electrostatic precipitator of claim 7, wherein: two groups of second through holes (92) which are formed in one-to-one correspondence to the first positioning holes (102) and two groups of second positioning holes (93) which are formed in one-to-one correspondence to the first through holes (101) are formed in the anode plate (9).
9. The wet electrostatic precipitator of claim 8, wherein: saw tooth holes (94) are distributed between the two groups of second through holes (92) and the second positioning holes (93), and the saw tooth holes (94) are provided with internal dust collecting teeth (95) which are tightly arranged along the upper end and the lower end of the saw tooth holes.
10. A wet electrostatic precipitator as claimed in claim 1, wherein: a liquid collecting hopper (18) is arranged below the third dust collecting area (6), the bottom surface of the liquid collecting hopper (18) is communicated with a liquid discharge pipe (19), a baffle plate (20) is arranged between the liquid collecting hopper (18) and the third dust collecting area (6), and the baffle plate (20) is provided with a V-shaped baffle plate (21) with a downward opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221185599.7U CN217774425U (en) | 2022-05-17 | 2022-05-17 | Wet electrostatic dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221185599.7U CN217774425U (en) | 2022-05-17 | 2022-05-17 | Wet electrostatic dust collector |
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| Publication Number | Publication Date |
|---|---|
| CN217774425U true CN217774425U (en) | 2022-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221185599.7U Active CN217774425U (en) | 2022-05-17 | 2022-05-17 | Wet electrostatic dust collector |
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| CN (1) | CN217774425U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114768999A (en) * | 2022-05-17 | 2022-07-22 | 佛山市绿辉环保设备有限公司 | Wet electrostatic dust collector |
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2022
- 2022-05-17 CN CN202221185599.7U patent/CN217774425U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114768999A (en) * | 2022-05-17 | 2022-07-22 | 佛山市绿辉环保设备有限公司 | Wet electrostatic dust collector |
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