CN217490287U - Cleaning device for composite sound wave dust collector - Google Patents
Cleaning device for composite sound wave dust collector Download PDFInfo
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- CN217490287U CN217490287U CN202220902908.1U CN202220902908U CN217490287U CN 217490287 U CN217490287 U CN 217490287U CN 202220902908 U CN202220902908 U CN 202220902908U CN 217490287 U CN217490287 U CN 217490287U
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- dust collector
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- dust remover
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Abstract
The utility model discloses a compound sound wave dust remover belt cleaning device, compound sound wave dust remover both sides are connected with flue gas inlet and exhanst gas outlet respectively, and its inner wall is provided with a plurality of tubular dust remover frames, are provided with tubular dust remover on each tubular dust remover frame respectively, each tubular dust remover frame is provided with a plurality of spray lances from the front to back align to grid respectively towards flue gas inlet one side, evenly is provided with a plurality of nozzles on the every spray lance. The cleaning device for the composite acoustic wave dust collector is simple in structure and convenient to install, can be used for washing a pipe type dust collector pipeline on line, solves the problem of sludge blockage inside a high-efficiency pipe type dust collector of the conventional composite acoustic wave dust collector, meets the long-period stable operation of the dust collector, is favorable for improving the overall efficiency of acoustic wave dust collection, reduces the maintenance cost, and has remarkable environmental benefit.
Description
Technical Field
The utility model relates to an environmental protection field especially relates to a compound sound wave dust remover belt cleaning device.
Background
The converter of most of the existing steel plants adopts the traditional OG method to remove dust once, and the discharge concentration of particulate matters at the outlet is 100mg/m 3 . According to the emission standard of atmospheric pollution, the primary dedusting flue gas of the converter needs to be improved, and the emission concentration of particulate matters in the flue gas is less than or equal to 10mg/m 3 And (5) carrying out modification.
Due to the limitation of the existing site, production continuity requirements and the like, the existing OG system is difficult to reconstruct on line. In recent years, the emission of the flue gas reaching the standard is realized by additionally arranging a composite sound wave agglomeration and high-efficiency tubular dust removal device behind the existing OG dust removal facility, and the method is effectively applied. After the 60T converter of a certain steel plant is transformed and applied, the phenomenon of sludge precipitation blockage in the pipe of the pipe dust collector is found through field inspection, and through analysis, because the high-efficiency pipe dust collector runs for a long period, although the pipe is provided with a flushing device outside the pipe and a sludge discharge hole at the lower part, the blockage caused by the sludge precipitation still can occur in the pipe, and the on-line back flushing of the pipe is needed for improving the long-term stable running of the device.
SUMMERY OF THE UTILITY MODEL
For overcoming the inside sludge settling of tubular dust remover pipeline and blockking up's of current compound sound wave dust remover defect and not enough, the utility model provides a compound sound wave dust remover belt cleaning device has guaranteed the effective steady operation of dust remover long period, has improved dust collection efficiency simultaneously.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model relates to a compound sound wave dust remover belt cleaning device, compound sound wave dust remover both sides are connected with gas inlet and exhanst gas outlet respectively, and its inner wall is provided with a plurality of tubular dust remover frames, are provided with tubular dust remover on each tubular dust remover frame respectively, each tubular dust remover frame is provided with a plurality of spray lances from the front to back align to grid respectively towards gas inlet one side, evenly is provided with a plurality of nozzles on the every spray lance.
In the cleaning device for the composite sound wave dust collector, the top end of each spray rod penetrates through the top of the composite sound wave dust collector and is connected with a main pipe together, and the main pipe is provided with a pressure reducing valve.
In the cleaning device for the composite acoustic wave dust collector, each spray rod is connected with the top of the composite acoustic wave dust collector through the sleeve flange.
In the cleaning device for the composite acoustic dust collector, a plurality of reinforcing ribs are arranged between each spray rod and the tubular dust collector frame.
In the cleaning device for the composite acoustic dust collector, the spray rod water source uses clean ring water, and the flushing water pressure is 0.4 MPa.
In the cleaning device for the composite acoustic dust collector, the distance between the spray bars in front of each tubular dust collector frame is 20-30 cm.
In the cleaning device for the composite acoustic dust collector, the distance between the spray nozzles on the spray rod is 10 cm.
In the cleaning device for the composite acoustic wave dust collector, the distance between each spray rod in front of each stage of tubular dust collector and the frame of the tubular dust collector is 500 mm.
According to the cleaning device for the composite sound wave dust collector, the distance between each spray rod in front of the first-stage tubular dust collector close to one side of the flue gas inlet and the corresponding tubular dust collector frame is 900mm, and the distance between each spray rod in front of the second-stage tubular dust collector and the third-stage tubular dust collector and the corresponding tubular dust collector frame is 1300 mm.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a compound sound wave dust remover belt cleaning device, its structure is succinct convenient to install, can wash the tubular dust remover pipeline on line, has solved the inside mud jam problem of the high-efficient tubular dust remover of original compound sound wave dust remover, has satisfied the long periodic stabilization of dust remover and has moved, is favorable to improving sound wave dust removal overall efficiency, has reduced cost of maintenance, and the environmental benefit is showing. After the single-time dedusting transformation and application of a 60T converter in a certain steel plant, the high-efficiency pipe removal has no obvious blockage phenomenon through the operation of the high-efficiency pipe removal in the inspection of nearly one year.
Drawings
Fig. 1 is a schematic elevation structure diagram of the compound acoustic dust collector of the present invention;
fig. 2 is a schematic view of the top view structure of the present invention.
In the figure: 1. the spray rod, 2, a tubular dust collector frame, 3, a reinforcing rib, 5, a sleeve flange, 6, a tubular dust collector, 7, a sound wave inlet, 8, a seed fog device, 9, a flue gas inlet, 10, a flue gas outlet and 11, a composite sound wave dust collector.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The parts of the present invention not described in detail are the known techniques of those skilled in the art.
As shown in fig. 1 and 2, a flue gas inlet 9 and a flue gas outlet 10 are respectively connected to two sides of a composite acoustic dust collector 11, an acoustic inlet 7 and a seed fog device 8 are arranged on the outer wall of the composite acoustic dust collector, a plurality of tubular dust collector frames 2 are arranged on the inner wall of the composite acoustic dust collector, and a tubular dust collector (6) is respectively arranged on each tubular dust collector frame 2. In the steel smelting process, converter flue gas passes through an OG dust removal system and then enters a composite acoustic wave dust collector 11, enters from a flue gas inlet 9, is discharged from a flue gas outlet 10, a sound wave generator is connected to the outside of the composite acoustic wave dust collector 11, an acoustic wave inlet 7 is an interface between the sound wave generator and the composite acoustic wave dust collector 11, the sound wave enters and atomized spray generated by a seed fog device 8 plays a role in particle agglomeration, and then the agglomerated particles are separated out through a tubular dust collector 6 so as to achieve the purpose of dust removal, wherein the water pressure of the seed fog device 8 is 0.25 MPa.
In this embodiment, the pipe dust collector 6 is composed of a plurality of pipes and fixed on the pipe dust collector frame 2, and the pipe dust collector frame 2 is fixed on the inner wall of the composite acoustic dust collector 11. Each tubular dust collector frame 2 is provided with a plurality of spray bars 1 from front to back align to grid respectively towards 9 one sides of flue gas inlet, evenly is provided with a plurality of nozzles on each spray bar 1, each spray bar 1 top all runs through 11 tops of compound sound wave dust remover and inserts a house steward jointly, is provided with the relief pressure valve on this house steward.
In this embodiment, spray lance 1 water source uses clean circulating water, can take from the female pipe of seed fog device 8, and spray lance 1 washes water pressure and is 0.4MPa after the setting of relief pressure valve on spray lance 1 house steward, and the sparge water is interrupted to put into operation, and the frequency of putting into operation can set up adjustably according to operating condition, and every grade of washing once a day of preliminary design, time 10 minutes.
In this embodiment, each spray lance 1 is connected with the top of the composite acoustic dust collector 11 by arranging a sleeve flange 5, the arrangement of the sleeve flange 5 enables the spray lance 1 to be more stable and convenient to overhaul and replace, and a plurality of reinforcing ribs 3 are arranged between each spray lance 1 and the tubular dust collector frame 2.
In the embodiment, the distance between the spray bars 1 in front of each tubular dust collector frame 2 is 20-30cm, the spray bars 1 are vertically inserted, the spray bars 1 in front of each stage of tubular dust collector 6 form a plane, the number of the spray bars 1 with the same section can be increased or decreased according to the number of the pipelines of the tubular dust collector 6, and the distance between the spray nozzles on the spray bars 1 is 10 cm.
In this embodiment, spray lance 1 before every level of tubular dust remover 6 is 500mm apart from tubular dust remover frame 2, and is further, can be with first order spray lance 1 antedisplacement 400mm, the second level, the third level spray lance 1 antedisplacement 800mm, not only can wash 6 pipelines of tubular dust remover on line, also can cooperate with seed fog device 8, make the space prerequisite of tiny particle thing in the water smoke entrapment flue gas, the reunion stroke of particulate matter in the sound field is elongated, thereby improve the efficiency that the sound wave reunion is reunited, and then improve tubular dust remover 6's desorption efficiency.
Claims (8)
1. The utility model provides a compound sound wave dust remover belt cleaning device, compound sound wave dust remover (11) both sides are connected with flue gas inlet (9) and exhanst gas outlet (10) respectively, and its inner wall is provided with a plurality of tubular dust remover frames (2), are provided with tubular dust remover (6), its characterized in that on each tubular dust remover frame (2) respectively: a plurality of spray bars (1) which are uniformly arranged from front to back are respectively arranged on one side of each tubular dust collector frame (2) facing the flue gas inlet (9), and a plurality of nozzles are uniformly arranged on each spray bar (1).
2. The composite acoustic wave dust collector cleaning apparatus according to claim 1, wherein: the top end of each spray rod (1) penetrates through the top of the composite sound wave dust collector (11) and is connected with a main pipe together, and the main pipe is provided with a pressure reducing valve.
3. The composite acoustic wave dust collector cleaning apparatus according to claim 2, wherein: each spray rod (1) is connected with the top of the composite sound wave dust collector (11) through a sleeve flange (5).
4. The composite acoustic cleaner cleaning apparatus according to any one of claims 1 to 3, wherein: a plurality of reinforcing ribs (3) are arranged between each spray rod (1) and the tubular dust collector frame (2).
5. The composite acoustic wave dust collector cleaning apparatus according to claim 4, wherein: the distance between the spray rods (1) in front of each tubular dust collector frame (2) is 20-30 cm.
6. The composite acoustic wave dust collector cleaning apparatus according to claim 5, wherein: the distance between the nozzles on the spray rod (1) is 10 cm.
7. The composite acoustic wave dust collector cleaning apparatus according to claim 1, wherein: the distance between each spray rod (1) in front of each stage of the tubular dust collector (6) and the tubular dust collector frame (2) is 500 mm.
8. The composite acoustic wave dust collector cleaning apparatus according to claim 1, wherein: the distance between each spray rod (1) in front of the first-stage tubular dust remover (6) close to one side of the flue gas inlet (9) and the corresponding tubular dust remover frame (2) is 900mm, and the distance between each spray rod (1) in front of the second-stage and third-stage tubular dust removers (6) and the corresponding tubular dust remover frame (2) is 1300 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220902908.1U CN217490287U (en) | 2022-04-19 | 2022-04-19 | Cleaning device for composite sound wave dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220902908.1U CN217490287U (en) | 2022-04-19 | 2022-04-19 | Cleaning device for composite sound wave dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217490287U true CN217490287U (en) | 2022-09-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220902908.1U Active CN217490287U (en) | 2022-04-19 | 2022-04-19 | Cleaning device for composite sound wave dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217490287U (en) |
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2022
- 2022-04-19 CN CN202220902908.1U patent/CN217490287U/en active Active
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