CN214635385U - Wet desulphurization and dust removal system - Google Patents
Wet desulphurization and dust removal system Download PDFInfo
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- CN214635385U CN214635385U CN202120574866.9U CN202120574866U CN214635385U CN 214635385 U CN214635385 U CN 214635385U CN 202120574866 U CN202120574866 U CN 202120574866U CN 214635385 U CN214635385 U CN 214635385U
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Abstract
The utility model relates to a flue gas purification technical field, concretely relates to wet flue gas desulfurization dust pelletizing system. The wet desulphurization and dust removal system comprises a desulphurization tower, a wet electric dust remover and a chimney, wherein the wet electric dust remover is detachably connected to the top of the desulphurization tower through a fastener; the chimney passes through fastener detachably to be connected wet-type electrostatic precipitator's top. Compared with the traditional wet desulphurization and dust removal system, the utility model discloses a wet desulphurization and dust removal system is simple with the dismantlement.
Description
Technical Field
The utility model relates to a flue gas purification technical field, concretely relates to wet flue gas desulfurization dust pelletizing system.
Background
The smoke pollutants discharged by industry cause serious harm to the atmospheric environment and human beings. At present, in a million units newly built in a power plant, the emission of smoke pollutants is required to reach a lower emission standard. The wet-type electric dust remover is added at the rear part of the desulfurizing tower, and the flue gas passes through the wet-type electric dust remover and then is connected to a chimney for emission, so that the lower emission standard of flue gas pollutants can be reached.
The existing wet desulphurization and dust removal system comprises a desulphurization tower; the wet-type electric dust remover is arranged above the desulfurizing tower, and the outer diameter of the wet-type electric dust remover is larger than that of the desulfurizing tower; the first reducing section is connected between the desulfurizing tower and the wet electric dust collector; the diversion structure is arranged in the first diameter-changing section and used for guiding the flue gas into the wet electric dust collector from the desulfurizing tower. The wet-type electrostatic precipitator welds the desulfurizing tower top, but because equipment is bigger, no matter desulfurizing tower and wet-type electrostatic precipitator all transversely put welding earlier and erect fixed, or erect fixed desulfurizing tower earlier and hoist wet-type electrostatic precipitator and weld, all need increase accurate location step. Moreover, because the wet-type electrostatic precipitator and desulfurizing tower's external diameter are different, lead to the welding in-process, the location degree of difficulty is big for the time that the welding consumed is longer, and the cost of spending is higher.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the wet flue gas desulfurization dust pelletizing system installation among the prior art complicacy, defect many consuming time to provide an installation and dismantle simple wet flue gas desulfurization dust pelletizing system.
A wet desulfurization dust removal system comprising:
a desulfurizing tower;
the wet electric dust collector is detachably connected to the top of the desulfurizing tower through a fastener;
and the chimney is detachably connected to the top of the wet electric dust collector through a fastener.
The wet desulphurization and dust removal system in the embodiment further comprises a sealing structure, wherein the sealing structure comprises a first sealing part arranged between the desulfurizing tower and the wet electric dust collector, and a second sealing part arranged between the wet electric dust collector and the chimney.
The wet desulfurization dust pelletizing system in this embodiment still includes connecting device, connecting device includes:
the first connecting structure is arranged at the top of the desulfurizing tower and protrudes out of the outer side wall of the desulfurizing tower, and a first connecting hole is formed in the first connecting structure;
the second connecting structure is arranged at the bottom of the wet electric dust collector in a protruding mode and protrudes out of the outer side wall of the wet electric dust collector, and a second connecting hole is formed in the second connecting structure;
the third connecting structure is arranged at the top of the wet electric dust collector in a protruding mode and protrudes out of the outer side wall of the wet electric dust collector, and a third connecting hole is formed in the third connecting structure;
the fourth connecting structure is arranged at the bottom of the chimney in a protruding mode on the outer side wall of the chimney, and a fourth connecting hole is formed in the fourth connecting structure;
the fastener detachably connects the first connecting hole and the second connecting hole; the fastener detachably connects the third connecting hole and the fourth connecting hole.
In the wet desulfurization and dust removal system in this embodiment, the first sealing portion is disposed between the first connecting structure and the second connecting structure; the second sealing portion is arranged between the third connecting structure and the fourth connecting structure.
In the wet desulfurization dust pelletizing system of this embodiment, wet-type electrostatic precipitator includes:
a dust collector body;
the top of the first variable-diameter section is connected with the bottom of the dust remover body, and the second connecting structure is arranged at the bottom of the first variable-diameter section;
and the bottom of the second variable-diameter section is connected with the top of the dust remover body, and the third connecting structure is arranged at the top of the second variable-diameter section.
In the wet desulfurization and dust removal system in this embodiment, the dust remover body comprises at least three dust removal sections connected in sequence, and two adjacent dust removal sections are detachably connected through a fastener.
In the wet desulfurization dust pelletizing system of this embodiment, the desulfurizing tower is including the thick liquid pond portion, the entering part, the portion of spraying and the defogging portion that connect gradually, the thick liquid pond portion with connect through fastener detachably between the entering part, the entering part with connect through fastener detachably between the portion of spraying, the portion of spraying with the defogging portion passes through fastener detachably and connects.
In the wet desulfurization and dust removal system in the embodiment, the slurry tank part comprises at least three slurry tank sections which are sequentially connected, and two adjacent slurry tank sections are detachably connected through fasteners;
the spraying part comprises at least two spraying sections which are connected in sequence, and the adjacent two spraying sections are detachably connected through a fastening piece.
In the wet desulfurization and dust removal system in this embodiment, the chimney includes at least two discharge sections connected in sequence, and two adjacent discharge sections are detachably connected by a fastener.
In the wet desulfurization and dust removal system in this embodiment, the first connecting structure, the second connecting structure, the third connecting structure, and the fourth connecting structure are all flanges.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a wet desulphurization and dust removal system, which comprises a desulphurization tower, a wet electric precipitator and a chimney, wherein the wet electric precipitator is detachably connected with the top of the desulphurization tower through a fastener; the chimney is detachably connected to the top of the wet electric dust collector through a fastener.
The wet electric dust collector is detachably connected to the top of the desulfurizing tower through a fastener; the chimney passes through fastener detachably to be connected wet-type electrostatic precipitator's top, and the location is simple, and the installation is simple and convenient with the dismantlement for the time quantum of installation and dismantlement, the cost of expense is low. And the wet electric dust remover, the desulfurization tower and the chimney can be detached, so that the parts of the wet desulphurization and dust removal system can be conveniently overhauled, maintained and replaced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a wet desulfurization dust removal system provided by the present invention;
FIG. 2 is an exploded view of the installation of the wet desulfurization dust removal system provided by the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
fig. 4 is an enlarged view of a portion B of fig. 1.
Description of reference numerals:
1-a desulfurizing tower; 11-a vat part; 111-slurry tank section; 12-an inlet portion; 13-a spraying part; 131-a spraying section; 14-a demisting section; 2-wet electric dust collector; 21-a dust collector body; 211-dust removal section; 22-a first variable diameter section; 23-a second reducer section; 3-a chimney; 31-a discharge section; 4-a connecting means; 41-a first connecting structure; 42-a second connecting structure; 43-a third connecting structure; 44-fourth connecting structure.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 to 4, the present embodiment provides a wet desulphurization and dust removal system, which includes a desulphurization tower 1, a wet electric dust remover 2 and a chimney 3, wherein the wet electric dust remover 2 is detachably connected to the top of the desulphurization tower 1 through a fastener; the chimney 3 is detachably connected to the top of the wet electric dust collector 2 through a fastener.
The wet electric dust collector 2 is detachably connected to the top of the desulfurizing tower 1 through a fastener; chimney 3 is connected through fastener detachably wet-type electrostatic precipitator 2's top, and the location is simple, and the installation is simple and convenient with the dismantlement for the time quantum of installation and dismantlement, the cost of expense is low. And wet-type electrostatic precipitator 2 and desulfurizing tower 1 and chimney 3 between all can dismantle, be convenient for overhaul, maintain and change each part of wet flue gas desulfurization dust pelletizing system.
The wet electric dust collector 2 is connected to the top of the desulfurizing tower 1, the chimney 3 is connected to the top of the wet electric dust collector 2 to form an assembled integral tower, and flue gas flows linearly and unidirectionally and is directly discharged into the atmosphere; the flow field of the flue gas is optimal, the resistance of the system is minimum, the desulfurization and dust removal efficiency is highest, and the emission standard of lower flue gas pollutants can be achieved. The tower wall of the desulfurizing tower 1 is adopted to support the weight of the whole assembled integral tower, no additional supporting frame is needed to be added, and construction materials are saved. Desulfurizing tower 1, wet-type electrostatic precipitator 2 and chimney 3 connect gradually along vertical direction, the abundant high-rise space that has utilized realizes the lower emission standard of flue gas pollutant with the place of minimum, has practiced thrift a large amount of land resources. And 3 detachably of chimney connect at the top of wet-type electrostatic precipitator 2, saved the expense of constructing chimney 3 alone.
Preferably, assemble earlier and accomplish wet-type electrostatic precipitator 2, jacking or hoist and mount wet-type electrostatic precipitator 2 to 1 top of desulfurizing tower, through fastener and the detachably installation of desulfurizing tower 1. After the wet electric dust collector 2 is connected to the top of the desulfurizing tower 1, the chimney 3 is assembled on the ground, then the chimney 3 is jacked or hoisted to the top of the wet electric dust collector 2, and the chimney and the wet electric dust collector 2 are detachably mounted through fasteners. The fastening member may be a screw, a bolt, a stud, a nut, a rivet, or other fastening structure.
The wet desulphurization and dust removal system in the embodiment further comprises a sealing structure, wherein the sealing structure comprises a first sealing part arranged between the desulfurizing tower 1 and the wet electric dust collector 2 and a second sealing part arranged between the wet electric dust collector 2 and the chimney 3.
The flue gas which is not processed or is not processed completely is prevented from overflowing between the desulfurizing tower 1 and the wet electric dust collector 2 or overflowing between the wet electric dust collector 2 and the chimney 3, so that the environment is prevented from being polluted and danger is caused.
The wet desulphurization and dust removal system in this embodiment further includes a connection device 4, where the connection device 4 includes: a first connecting structure 41, a second connecting structure 42, a third connecting structure 43 and a fourth connecting structure 44. The first connecting structure 41 protrudes from the outer side wall of the desulfurization tower 1 and is arranged at the top of the desulfurization tower 1, and a first connecting hole is formed in the first connecting structure 41; the second connecting structure 42 protrudes out of the outer side wall of the wet electric dust collector 2 and is arranged at the bottom of the wet electric dust collector 2, and a second connecting hole is formed in the second connecting structure 42; the third connecting structure 43 protrudes out of the outer side wall of the wet electric dust collector 2 and is arranged at the top of the wet electric dust collector 2, and a third connecting hole is formed in the third connecting structure 43; the fourth connecting structure 44 protrudes from the outer side wall of the chimney 3 and is arranged at the bottom of the chimney 3, and a fourth connecting hole is formed in the fourth connecting structure 44; the fastener detachably connects the first connecting hole and the second connecting hole; the fastener detachably connects the third connecting hole and the fourth connecting hole. The connection is simple, and the positioning is convenient.
Specifically, a plurality of first connection holes are formed in the first connection structure 41 and are uniformly distributed along the circumferential direction of the first connection structure 41; the second connecting structure 42 is provided with a plurality of second connecting holes which are uniformly distributed along the circumferential direction of the second connecting structure 42 and correspond to the first connecting holes, and the number of the first connecting holes, the number of the second connecting holes and the number of the fasteners are matched. Preferably, the first connecting hole is a through hole, and the second connecting hole is a threaded hole.
The third connecting structure 43 is provided with a plurality of third connecting holes which are uniformly distributed along the circumferential direction of the third connecting structure 43; the fourth connecting structure 44 is provided with a plurality of fourth connecting holes, the fourth connecting holes are uniformly distributed along the circumferential direction of the fourth connecting structure 44 and correspond to the third connecting holes, and the number of the third connecting holes, the number of the fourth connecting holes and the number of the fastening pieces are matched. Preferably, the third connecting hole is a through hole, and the fourth connecting hole is a threaded hole.
In the wet desulfurization and dust removal system of this embodiment, the first connecting structure 41, the second connecting structure 42, the third connecting structure 43, and the fourth connecting structure 44 are all flanges. Simple structure and convenient connection.
As an alternative embodiment, the first connection structure 41, the second connection structure 42, the third connection structure 43, and the fourth connection structure 44 may be a plurality of connection lugs. Each connecting lug is provided with at least one connecting hole.
In the wet desulfurization and dust removal system of the present embodiment, the first sealing portion is disposed between the first connecting structure 41 and the second connecting structure 42; the second sealing portion is disposed between the third connecting structure 43 and the fourth connecting structure 44.
And untreated or incompletely treated smoke is prevented from overflowing between the first connecting structure 41 and the second connecting structure 42 or overflowing between the third connecting structure 43 and the fourth connecting structure 44, so that the environment is prevented from being polluted and dangerous.
In the wet desulfurization dust removal system in this embodiment, the wet electric precipitator 2 includes a precipitator body 21, a first diameter-changing section 22, and a second diameter-changing section 23; the top of the first variable-diameter section 22 is connected with the bottom of the dust collector body 21, and the second connecting structure 42 is arranged at the bottom of the first variable-diameter section 22; the bottom of the second reducer section 23 is connected to the top of the duster body 21, and the third connecting structure 43 is provided on the top of the second reducer section 23. Preferably, the dust remover body 21 and the first reducing section 22 are detachably connected through a fastener, and the dust remover body 21 and the second reducing section 23 are detachably connected through a fastener.
The chimney 3 is a vertical tower barrel, the outer diameter of the chimney 3 is smaller than that of the dust remover body 21, therefore, a second reducing section 23 is arranged, and the desulfurizing tower 1 and the dust remover body 21 are connected through the second reducing section 23.
Preferably, a flow guide structure is arranged in the first reducing section 22, so that the flue gas is uniformly guided into the dust remover body 21, and the flue gas flows more smoothly.
Preferably, a flow guide structure is arranged in the second reducer section 23, so that the flue gas can be uniformly guided into the chimney 3, and the flue gas can flow more smoothly.
Preferably, assemble earlier and accomplish dust remover body 21, accomplish dust remover body 21 and first reducing section 22 and the assembly of second reducing section 23, jacking or hoist and mount wet-type electrostatic precipitator 2 to desulfurizing tower 1 top again, through fastener and desulfurizing tower 1 detachably installation. After the wet electric dust collector 2 is connected to the top of the desulfurizing tower 1, the chimney 3 is assembled on the ground, then the chimney 3 is jacked or hoisted to the top of the wet electric dust collector 2, and the chimney and the wet electric dust collector 2 are detachably mounted through fasteners. The fastening member may be a screw, a bolt, a stud, a nut, a rivet, or other fastening structure.
Further, the connecting device 4 further includes four fifth connecting structures, one protruding from the outer side wall of the dust collector body 21 is disposed at the bottom of the dust collector body 21, one protruding from the outer side wall of the dust collector body 21 is disposed at the top of the dust collector body 21, one protruding from the outer side wall of the first reducing section 22 is disposed at the top of the first reducing section 22, and one protruding from the outer side wall of the second reducing section 23 is disposed at the bottom of the second reducing section 23. The fifth connecting structure is provided with a plurality of fifth connecting holes, the fasteners are connected with the fifth connecting holes in a matched mode to connect the dust remover body 21 and the first reducing section 22, and the fasteners are connected with the fifth connecting holes in a matched mode to connect the dust remover body 21 and the second reducing section 23. Preferably, the fifth connecting structure is a flange. Or the fifth connecting structure is a plurality of connecting lugs.
In the wet desulfurization dust removal system in this embodiment, the dust remover body 21 includes three dust removal sections 211 connected in sequence, and two adjacent dust removal sections 211 are detachably connected by a fastener. Preferably, the precipitator body 21 is divided into three precipitator sections 211 according to an internally provided truss arrangement. Preferably, the dust removing sections 211 are provided with flanges or connecting lugs, the flanges or the connecting lugs are provided with connecting holes, and the fastening members are connected with the connecting holes to connect the two adjacent dust removing sections 211.
As an alternative embodiment, the precipitator body 21 may also comprise four or five or more successively connected precipitator sections 211.
In the wet desulfurization and dust removal system in this embodiment, the desulfurization tower 1 includes a slurry tank 11, an inlet 12, a spraying part 13 and a demisting part 14, which are connected in sequence, the slurry tank 11 is detachably connected with the inlet 12 through a fastener, the inlet 12 is detachably connected with the spraying part 13 through a fastener, and the spraying part 13 is detachably connected with the demisting part 14 through a fastener. A tray is provided within the inlet portion 12.
In the assembling process, the installation that starching pool portion 11 was accomplished the back, earlier subaerial installation of accomplishing into portion 12 will enter the portion 12 hoist and mount or the top of jacking to starching pool portion 11 is installed again, and spray portion 13 is subaerial after accomplishing the installation, and hoist and mount or the top of jacking to entering portion 12 are installed, and defogging portion 14 is subaerial after accomplishing the installation, and hoist and mount or the top of jacking to spray portion 13 is installed.
Preferably, the connecting device 4 further comprises six sixth connecting structures, which are respectively arranged at the top of the slurry tank part 11, at the two ends of the inlet part 12, at the two ends of the spraying part 13 and at the bottom of the demisting part 14; the sixth connecting structure is provided with a plurality of sixth connecting holes, and the fasteners are connected with the sixth connecting holes in a matching manner to connect the slurry tank part 11 with the inlet part 12, connect the inlet part 12 with the spraying part 13, and connect the spraying part 13 with the demisting part 14. Preferably, the sixth connecting structure is a flange. Alternatively, the sixth connecting structure is a plurality of connecting lugs.
In the wet desulfurization and dust removal system of the embodiment, the slurry tank portion 11 includes at least three slurry tank segments 111 connected in sequence, and two adjacent slurry tank segments 111 are detachably connected by a fastener. Preferably, the slurry tank section 111 is provided with a flange or a connecting lug, the flange or the connecting lug is provided with a connecting hole, and the fastening member is connected with the connecting hole so as to connect the two adjacent slurry tank sections 111.
In the wet desulfurization and dust removal system of this embodiment, the spraying part 13 includes at least two spraying sections 131 connected in sequence, and two adjacent spraying sections 131 are detachably connected by a fastener. Preferably, the spraying sections 131 are provided with flanges or connection lugs, the flanges or the connection lugs are provided with connection holes, and the fasteners are connected with the connection holes to connect the two adjacent spraying sections 131.
In the wet desulfurization and dust removal system of the embodiment, the chimney 3 includes at least two discharging sections 31 connected in sequence, and two adjacent discharging sections 31 are detachably connected through a fastener. Preferably, the excluding sections are provided with flanges or connecting lugs, the flanges or the connecting lugs are provided with connecting holes, and the fastening pieces are connected with the connecting holes so as to connect the two adjacent excluding sections. After the chimney 3 is installed on the ground, the chimney is hoisted or jacked to the position above the wet electric dust collector 2 and is connected with the wet electric dust collector 2.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. A wet desulfurization dust pelletizing system, characterized by, includes:
a desulfurizing tower (1);
the wet electric dust collector (2) is detachably connected to the top of the desulfurizing tower (1) through a fastener;
and the chimney (3) is detachably connected to the top of the wet electric dust collector (2) through a fastener.
2. The wet desulphurization dust removal system according to claim 1, further comprising a sealing structure, wherein the sealing structure comprises a first sealing part arranged between the desulphurization tower (1) and the wet electric dust remover (2), and a second sealing part arranged between the wet electric dust remover (2) and the chimney (3).
3. A wet desulphurization and dust removal system according to claim 2, further comprising a connection device (4), the connection device (4) comprising:
the first connecting structure (41) is arranged at the top of the desulfurizing tower (1) and protrudes out of the outer side wall of the desulfurizing tower (1), and a first connecting hole is formed in the first connecting structure (41);
the second connecting structure (42) is arranged at the bottom of the wet electric dust collector (2) and protrudes out of the outer side wall of the wet electric dust collector (2), and a second connecting hole is formed in the second connecting structure (42);
the third connecting structure (43) is arranged at the top of the wet electric dust collector (2) and protrudes out of the outer side wall of the wet electric dust collector (2), and a third connecting hole is formed in the third connecting structure (43);
the fourth connecting structure (44) protrudes out of the outer side wall of the chimney (3) and is arranged at the bottom of the chimney (3), and a fourth connecting hole is formed in the fourth connecting structure (44);
the fastener detachably connects the first connecting hole and the second connecting hole; the fastener detachably connects the third connecting hole and the fourth connecting hole.
4. A wet desulphurization and dust removal system according to claim 3, wherein the first sealing portion is provided between the first connection structure (41) and the second connection structure (42); the second seal portion is provided between the third connecting structure (43) and the fourth connecting structure (44).
5. The wet desulfurization dust removal system according to claim 3 or 4, wherein the wet electric precipitator (2) comprises:
a dust collector body (21);
a first reducing section (22) with the top connected with the bottom of the dust collector body (21), and the second connecting structure (42) is arranged at the bottom of the first reducing section (22);
a second variable diameter section (23) having a bottom connected to a top of the precipitator body (21), and a third connecting structure (43) provided on the top of the second variable diameter section (23).
6. The system of claim 5, wherein the dust collector body (21) comprises at least three dust collecting sections (211) connected in sequence, and adjacent two dust collecting sections (211) are detachably connected through fasteners.
7. The wet desulphurization and dust removal system according to any one of claims 1 to 4, wherein the desulphurization tower (1) comprises a slurry pool part (11), an inlet part (12), a spraying part (13) and a demisting part (14) which are connected in sequence, the slurry pool part (11) and the inlet part (12) are detachably connected through a fastener, the inlet part (12) and the spraying part (13) are detachably connected through a fastener, and the spraying part (13) and the demisting part (14) are detachably connected through a fastener.
8. The system for wet desulphurization and dust removal according to claim 7, wherein the slurry tank part (11) comprises at least three slurry tank sections (111) connected in sequence, and adjacent two slurry tank sections (111) are detachably connected through fasteners;
the spraying part (13) comprises at least two spraying sections (131) which are connected in sequence, and the adjacent two spraying sections (131) are detachably connected through fasteners.
9. The system according to any one of claims 1 to 4, wherein the stack (3) comprises at least two discharge sections (31) connected in series, and adjacent two of the discharge sections (31) are detachably connected by a fastener.
10. The system according to any one of claims 3 to 4 and 6, wherein the first connecting structure (41), the second connecting structure (42), the third connecting structure (43) and the fourth connecting structure (44) are all flanges.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120574866.9U CN214635385U (en) | 2021-03-19 | 2021-03-19 | Wet desulphurization and dust removal system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120574866.9U CN214635385U (en) | 2021-03-19 | 2021-03-19 | Wet desulphurization and dust removal system |
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| CN214635385U true CN214635385U (en) | 2021-11-09 |
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