CN212881826U - Desulfurization and denitrification dust removal device - Google Patents
Desulfurization and denitrification dust removal device Download PDFInfo
- Publication number
- CN212881826U CN212881826U CN202021080265.4U CN202021080265U CN212881826U CN 212881826 U CN212881826 U CN 212881826U CN 202021080265 U CN202021080265 U CN 202021080265U CN 212881826 U CN212881826 U CN 212881826U
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- fixed mounting
- tower
- wash tower
- gas wash
- shower
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Abstract
The utility model discloses a SOx/NOx control dust collector, including the gas wash tower, the left side fixed mounting of gas wash tower has the flue gas input tube, the right-hand member of flue gas input tube extends to the inside of gas wash tower, the lower surface of gas wash tower becomes the wedge structure, the even fixed mounting in both sides has the support frame around the lower surface of gas wash tower, waste fitting discharging is installed to the lower extreme of gas wash tower, the internally mounted of gas wash tower has secondary spray set, secondary spray set includes even fixed mounting at the inside bracing piece of gas wash tower, the inner fixed mounting of bracing piece has the shower, the even fixed mounting in surface of shower has first shower head, adjacent first shower head dislocation mounting, the lower extreme fixed mounting of shower has the immersible pump, the feed liquor end of immersible pump is less than the. This device can be sprayed the top layer sewage that deposits atomizing once more inside the gas wash tower, carries out the secondary absorption to the flue gas, promotes the reducing liquid rate of utilization, absorbs more fully, and the blowdown is convenient.
Description
Technical Field
The utility model relates to a SOx/NOx control technical field specifically is a SOx/NOx control dust collector.
Background
In order to solve the problems of difficult smoke emission and air pollution, in the industries needing smoke treatment, such as thermal power generation, steel smelting, printing and dyeing spinning, cement chemical industry, food and beverage, a desulfurization and denitrification dust removal device is widely adopted to absorb and purify harmful substances.
The desulfurization denitration dust collector who uses at present sprays atomizing reducing solution from top to bottom through the gas wash tower inside, carries out the opposite direction mixing reaction with the flue gas of discharging from the bottom to top, absorbs harmful substance, and in order to guarantee that the reaction is abundant, the reducing solution water consumption is great, still persists usable reducing solution in the sewage of depositing, and the reducing solution rate of utilization is lower, in order to solve above-mentioned problem, we provide a desulfurization denitration dust collector.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a SOx/NOx control dust collector to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a SOx/NOx control dust collector, includes the gas wash tower, the left side fixed mounting of gas wash tower has the flue gas input tube, the right-hand member of flue gas input tube extends to the inside of gas wash tower, the lower surface of gas wash tower becomes the wedge structure, the even fixed mounting in both sides has the support frame around the lower surface of gas wash tower, waste fitting discharging is installed to the lower extreme of gas wash tower, the internally mounted of gas wash tower has secondary spray set, secondary spray set includes even fixed mounting at the inside bracing piece of gas wash tower, the inner fixed mounting of bracing piece has the shower, the even fixed mounting in surface of shower has first shower head, and is adjacent first shower head dislocation installation, the lower extreme fixed mounting of shower has the immersible pump, the inlet end of immersible pump is less than the flue gas input tube twenty centi.
Preferably, waste fitting discharging includes the arc of fixed mounting in the gas wash tower downside, the right surface downside fixed mounting of gas wash tower has gear motor group, gear motor group's output shaft left end runs through gas wash tower wall fixed mounting and has the pivot, the left end of pivot passes through bearing frame and arc fixed mounting, the outer fixed surface of pivot installs the spinning disk, the lower surface and the arc of spinning disk closely laminate.
Preferably, a water delivery pipe group is fixedly mounted on the upper side inside the dust removal tower, the water delivery pipe group is connected and assembled with an external reducing liquid box through a pipeline, and a second spray head is uniformly and fixedly mounted on the lower surface of the water delivery pipe group.
Preferably, a sewage discharge valve is fixedly mounted on the lower side of the left surface of the dust removal tower.
Preferably, the right surface downside fixed mounting of gas wash tower has the one end of sewage overflow pipe, the other end and the outside sedimentation tank of sewage overflow pipe are connected the assembly, sewage overflow pipe is less than flue gas input tube ten centimetres.
Preferably, the upper end of the dust removal tower is fixedly provided with one end of a smoke exhaust pipeline, and the other end of the smoke exhaust pipeline is connected and assembled with the draught fan.
Compared with the prior art, the beneficial effects of the utility model are that: this SOx/NOx control dust collector can atomize once more the top layer sewage of depositing and spray inside the gas wash tower, carries out the secondary absorption to the flue gas, promotes the reducing liquid rate of utilization, absorbs more fully, and the blowdown is convenient.
Drawings
Fig. 1 is a schematic cross-sectional view of the structure of the present invention.
Fig. 2 is a left side view of the structure of the drain valve of the present invention.
In the figure: 1 dust removal tower, 2 flue gas input pipes, 3 blowdown valves, 4 blowdown apparatus, 41 rotary vanes, 42 rotating shafts, 43 arc plates, 44 speed reduction motor sets, 5 secondary spray devices, 51 first spray headers, 52 spray pipes, 53 support rods, 54 submersible pumps, 6 smoke exhaust pipelines, 7 water delivery pipe sets, 8 second spray headers, 9 sewage overflow pipes and 10 support frames.
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.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a SOx/NOx control dust collector, including gas wash tower 1, gas wash tower 1's left side fixed mounting has flue gas input tube 2, gas wash tower 2's right-hand member extends to gas wash tower 1's inside, gas wash tower 1's lower surface becomes the wedge structure, the even fixed mounting in both sides has support frame 10 around gas wash tower 1's the lower surface, waste fitting discharging 4 is installed to gas wash tower 1's lower extreme, gas wash tower 1's internally mounted has secondary spray set 5, secondary spray set 5 includes even fixed mounting at the inside bracing piece 53 of gas wash tower 1, the inner fixed mounting of bracing piece 53 has shower 52, the even fixed mounting in surface of shower 52 has first shower 51, adjacent first shower 51 dislocation mounting, the lower extreme fixed mounting of shower 52 has immersible pump 54, immersible pump 54's inlet end is less than gas wash tower 2 twenty.
The support frame 10 can support the dust removing tower 1, and the lower surface of the dust removing tower 1 is in a wedge-shaped structure, so that precipitates can conveniently descend into the sewage discharge device 4; a submersible pump 54 with a liquid inlet end 2 twenty centimeters lower than the flue gas inlet pipe can ensure continuous water absorption. The submersible pump 54 in the secondary spraying device 5 can suck surface layer sewage, high-pressure conveying is carried to the interior of the spraying pipe 52, atomization spraying is carried out through the first spraying head 51, secondary absorption is carried out on flue gas, the reaction is more sufficient, and water consumption is saved.
The gear motor group 44 in the sewage discharging device 4 drives the rotating shaft 42 and the rotary vane 41 to rotate, and is matched with the arc-shaped plate 43 which is tightly attached, so that sludge deposited on the arc-shaped plate 43 can be pushed out to the left side, and the cleaning is more thorough.
A water delivery pipe group 7 is fixedly installed on the upper side inside the dust removing tower 1, the water delivery pipe group 7 is connected and assembled with an external reducing liquid box through a pipeline, and second spray headers 8 are uniformly and fixedly installed on the lower surface of the water delivery pipe group 7.
The reducing liquid box conveys the high-pressure reducing liquid to a second spray header 8 through a water pipe group 7 to be atomized and sprayed into the dust removing tower 1.
A sewage valve 3 is fixedly arranged on the lower side of the left surface of the dust removing tower 1. Through opening blowdown valve 3, with the cooperation of waste fitting discharging 4, conveniently discharge and deposit the silt of the inside downside in gas wash tower 1.
The right surface downside fixed mounting of gas wash tower 1 has the one end of sewage overflow pipe 9, and the other end and the outside sedimentation tank of sewage overflow pipe 9 are connected the assembly, and sewage overflow pipe 9 is less than flue gas input tube 2 ten centimetres.
The sewage overflow pipe 9 which is 2 cm lower than the flue gas input pipe can ensure that the sewage level is positioned between the flue gas input pipe 2 and the liquid inlet end of the submersible pump 54, and ensure smooth air supply of the flue gas input pipe 2 and the height of the water absorption liquid level of the submersible pump 54. Excessive sewage overflows to an external sedimentation tank through a sewage overflow pipe 9 to be subjected to self-sedimentation treatment.
The upper end of the dust removal tower 1 is fixedly provided with one end of a smoke exhaust pipeline 6, and the other end of the smoke exhaust pipeline 6 is connected and assembled with an induced draft fan. The purified flue gas is conveniently and smoothly discharged from the upper end of the dust removal tower 1.
The working principle is as follows: the submersible pump 54 and the speed reducing motor set 44 are electrically connected with an external control box through wires. When the device works, flue gas is conveyed to the lower side inside the dedusting tower 1 through the flue gas input pipe 2, and meanwhile, the reducing liquid box conveys high-pressure reducing liquid to the second spray header 8 through the water pipe group 7 for atomization, and the reducing liquid is sprayed into the dedusting tower 1 from top to bottom and is in contact with the flue gas for mixing reaction; partial reacted sewage can be remained at the lower side in the dedusting tower 1, and excessive sewage overflows to an external sedimentation tank through a sewage overflow pipe 9 for self-sedimentation treatment; the submersible pump 54 in the secondary spraying device 5 can suck surface sewage, high-pressure conveys the surface sewage to the interior of the spraying pipe 52, and atomizes and sprays the surface sewage through the first spraying head 51 to secondarily absorb flue gas, so that the reaction is more sufficient, the water consumption is saved, and the purified flue gas is discharged through the smoke discharge pipeline 6; when the inside deposit of shutdown clearance gas wash tower 1, gear motor group 44 in waste fitting 4 drives pivot 42, rotor 41 and rotates, and with the arc 43 cooperation of closely laminating, can release the silt of depositing on arc 43 to the left side through blowdown valve 3, and the clearance is more thorough.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a SOx/NOx control dust collector which characterized in that: the device comprises a dedusting tower (1), wherein a flue gas input pipe (2) is fixedly mounted on the left side of the dedusting tower (1), the right end of the flue gas input pipe (2) extends into the dedusting tower (1), the lower surface of the dedusting tower (1) is of a wedge-shaped structure, supporting frames (10) are uniformly and fixedly mounted on the front side and the rear side of the lower surface of the dedusting tower (1), a sewage discharge device (4) is mounted at the lower end of the dedusting tower (1), and a secondary spray device (5) is mounted in the dedusting tower (1);
secondary spray set (5) include even fixed mounting at inside bracing piece (53) of gas wash tower (1), the inner fixed mounting of bracing piece (53) has shower (52), the even fixed mounting of surface of shower (52) has first shower head (51), and is adjacent first shower head (51) dislocation is installed, the lower extreme fixed mounting of shower (52) has immersible pump (54), the inlet end of immersible pump (54) is less than flue gas input tube (2) twenty centimetres.
2. The desulfurization, denitrification and dust removal device according to claim 1, wherein: waste fitting discharging (4) include arc (43) of fixed mounting in gas wash tower (1) downside, the right surface downside fixed mounting of gas wash tower (1) has gear motor group (44), the output shaft left end of gear motor group (44) runs through gas wash tower (1) tower wall fixed mounting and has pivot (42), the left end of pivot (42) passes through bearing frame and arc (43) fixed mounting, the outer fixed surface of pivot (42) installs and revolves piece (41), the lower surface of revolving piece (41) closely laminates with arc (43).
3. The desulfurization, denitrification and dust removal device according to claim 1, wherein: the inside upside fixed mounting of gas wash tower (1) has water delivery nest of tubes (7), water delivery nest of tubes (7) are connected the assembly through pipeline and outside reduction liquid case, the even fixed mounting of lower surface of water delivery nest of tubes (7) has second shower head (8).
4. The desulfurization, denitrification and dust removal device according to claim 1, wherein: and a sewage discharge valve (3) is fixedly mounted on the lower side of the left surface of the dust removing tower (1).
5. The desulfurization, denitrification and dust removal device according to claim 1, wherein: the right surface downside fixed mounting of gas wash tower (1) has the one end of sewage overflow pipe (9), the other end and the outside sedimentation tank of sewage overflow pipe (9) are connected the assembly, sewage overflow pipe (9) are less than flue gas input tube (2) ten centimetres.
6. The desulfurization, denitrification and dust removal device according to claim 1, wherein: the upper end fixed mounting of gas removal tower (1) has the one end of exhaust pipe (6), the other end and the draught fan of exhaust pipe (6) are connected the assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021080265.4U CN212881826U (en) | 2020-06-12 | 2020-06-12 | Desulfurization and denitrification dust removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021080265.4U CN212881826U (en) | 2020-06-12 | 2020-06-12 | Desulfurization and denitrification dust removal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212881826U true CN212881826U (en) | 2021-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021080265.4U Expired - Fee Related CN212881826U (en) | 2020-06-12 | 2020-06-12 | Desulfurization and denitrification dust removal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212881826U (en) |
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2020
- 2020-06-12 CN CN202021080265.4U patent/CN212881826U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |
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| CF01 | Termination of patent right due to non-payment of annual fee |