CN211799874U - Corrosion-resistant high-strength desulfurization and denitrification spray tower - Google Patents
Corrosion-resistant high-strength desulfurization and denitrification spray tower Download PDFInfo
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- CN211799874U CN211799874U CN201922361324.9U CN201922361324U CN211799874U CN 211799874 U CN211799874 U CN 211799874U CN 201922361324 U CN201922361324 U CN 201922361324U CN 211799874 U CN211799874 U CN 211799874U
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Abstract
The utility model discloses a corrosion-resistant high-strength desulfurization and denitrification spray tower, which relates to the technical field of dust removal and environmental protection, and the setting of an epoxy resin daub layer can fully fill the gap between a three-oil two-cloth anticorrosive layer and a glass fiber reinforced plastic laminated board, so that the connection between the two layers is more compact; the setting of bradyseism hole then provides sufficient buffer stroke for the epoxy resin clay, and the setting of bradyseism hole shape has then further strengthened whole epoxy resin clay layer shock-absorbing capacity, thereby make whole interior anticorrosive board can obtain effectual bradyseism when being contacted by the discarded object of large granule, make whole interior anticorrosive board more difficult impaired, also remove the rust layer through the sandblast simultaneously, two cloth anticorrosive coatings of three oily, epoxy resin clay layer and glass steel laminate four's cooperation is used for guaranteeing interior anticorrosive board to fluorine corrosion resistance, so whole spray column can satisfy the processing requirement in the waste gas that contains a large amount of particulate matters and the higher waste gas of fluorine content simultaneously.
Description
Technical Field
The utility model relates to a dust removal environmental protection technical field especially relates to a corrosion-resistant high strength SOx/NOx control spray column.
Background
Acid mist generally refers to misty acids. The acid mist in the air has very small particles, is smaller than the water mist particles, has higher humidity than the smoke, is a substance between the smoke and the water mist, has stronger corrosivity, and is easy to cause pollution when directly discharged into the air, and the particle size of the acid mist is 0.1 UM-10 UM. The acid mist comprises acid mist formed by inorganic acid such as sulfuric acid, nitric acid, hydrochloric acid and the like and organic acid such as formic acid, acetic acid, propionic acid and the like, at present, the domestic purification method aiming at the acid mist waste gas mainly adopts a spray circulation method, the spray circulation method is a more economic and simple waste gas treatment method, the most common method is a countercurrent spraying method, waste gas flows in from the lower part of the tower, gas passes through an airflow distribution grid to enable airflow to uniformly enter the tower body, circulating liquid is sprayed from top to bottom through a nozzle, the nozzle can be arranged on one section or a plurality of sections, two layers of spraying are arranged, the liquid drops collide with the airflow containing acid mist to contact with the airflow, the circulating alkali liquor neutralizes acid components in the waste gas, and the purified gas passes through the defogging layer to eliminate liquid drops carried by the gas.
When the spray tower is used for treating low-temperature corrosive gas and waste gas containing a large amount of particulate matters, granite can be used as corrosion prevention in the tower body, but when the waste gas containing high fluorine is encountered, SiO2 serving as a main component in the granite can be corroded by F < - >, and the corrosion prevention by using glass flakes cannot have long service life in wear resistance, so that the spray tower cannot simultaneously meet the requirements of the waste gas containing a large amount of particulate matters and the waste gas containing high fluorine.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the spray tower can not be satisfied with in the waste gas that contains a large amount of particulate matters and the higher waste gas of fluorine content simultaneously.
In order to solve the technical problem, the utility model provides a corrosion-resistant high strength SOx/NOx control spray tower, including locating the interior anticorrosive board on self inner wall, interior anticorrosive board includes that the sandblast that sets gradually removes rust layer, three oily two cloth anticorrosive coatings, epoxy daub layer and glass steel lamination board in the spray tower to the spray tower in, sets up a plurality of bradyseism holes that link up along the thickness direction on the epoxy daub layer, and the internal diameter in bradyseism hole reduces from the extroversion inwards gradually.
The technical effects are as follows: the arrangement of the sand blasting rust removal layer can firstly remove rust on the inner wall of the spray tower, so that the inner wall of the spray tower can ensure certain smoothness, the installation stability of the whole inner anti-corrosion plate is ensured, the arrangement of the three-oil two-cloth anti-corrosion layer ensures that the whole inner anti-corrosion plate can also ensure enough structural strength while the anti-corrosion performance is ensured, and the arrangement of the epoxy resin daub layer can fully fill the gap between the three-oil two-cloth anti-corrosion layer and the glass fiber reinforced plastic laminated plate, so that the connection between the three-oil two-cloth anti-corrosion layer and the glass fiber reinforced plastic laminated plate is more compact; the setting of bradyseism hole then provides sufficient buffer stroke for the epoxy resin clay, and the setting of bradyseism hole shape has then further strengthened whole epoxy resin clay layer shock-absorbing capacity, thereby make whole interior anticorrosive board can obtain effectual bradyseism when being contacted by the discarded object of large granule, make whole interior anticorrosive board more difficult impaired, also remove the rust layer through the sandblast simultaneously, two cloth anticorrosive coatings of three oily, epoxy resin clay layer and glass steel laminate four's cooperation is used for guaranteeing interior anticorrosive board to fluorine corrosion resistance, so whole spray column can satisfy the processing requirement in the waste gas that contains a large amount of particulate matters and the higher waste gas of fluorine content simultaneously.
The utility model discloses the technical scheme who further injects is: the shock absorption holes are uniformly arrayed along the circumferential direction of the inner anti-corrosion plate.
Further, the material setting of sandblast rust removal layer is quartz sand.
The corrosion-resistant high-strength desulfurization and denitrification spray tower comprises three corrosion-resistant oil layers and two tension cloth layers, wherein the three corrosion-resistant oil layers and the two tension cloth layers are arranged between the two adjacent corrosion-resistant oil layers.
The corrosion-resistant high-strength desulfurization and denitrification spray tower has the advantages that the corrosion-resistant oil layer is made of modified asphalt.
The material of the tensile cloth layer is glass fiber cloth.
The corrosion-resistant high-strength desulfurization and denitrification spray tower has the advantage that the thickness of the inner corrosion-resistant plate is 3-20 mm.
The thick bottom of the corrosion-resistant high-strength desulfurization and denitrification spray tower is 15 mm.
The utility model has the advantages that:
(1) the utility model discloses, the position setting of bradyseism hole makes the structure of whole epoxy resin daub layer keep symmetry, has further strengthened the bradyseism effect of bradyseism hole yet to make whole interior corrosion resistant plate more stable and practical when using, can handle the waste gas that contains a large amount of particulate matters more effectively;
(2) the utility model discloses, because the self characteristic of quartz sand, make whole sandblast rust cleaning layer harder, wear resistance is better and chemical properties are more stable, make interior corrosion protection plate when installing, the inner wall of whole spray column can keep sufficient smoothness, when the spray column is handled the waste gas that contains a large amount of particulate matters, when a large amount of particulate matters contradict with whole interior corrosion protection plate, interior corrosion protection plate can guarantee sufficient durability and stability;
(3) the utility model has the advantages that the whole anti-corrosion oil layer has excellent anti-corrosion performance and certain tensile resistance due to the self characteristics of the modified asphalt; because the self characteristic of glass fiber cloth for whole pulling force cloth layer not only has very strong chemical corrosion resistance, also has the performance of nai strong acid and alkali, also can guarantee good mechanical properties simultaneously, through the setting of anticorrosive oil reservoir and pulling force cloth layer quantity and position, has further strengthened the corrosion resistance and the structural strength of two cloth anticorrosive coatings of three oil and whole interior corrosion resistant plate.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the inner corrosion prevention plate of the present invention;
FIG. 3 is an enlarged schematic view at A in FIG. 2;
FIG. 4 is a schematic view of the distribution of the cushioning holes of the present invention;
fig. 5 is a schematic structural view of the three-oil two-cloth anticorrosive layer of the present invention.
Wherein: 1. an inner corrosion resistant plate; 11. sand blasting to remove rust layer; 12. three oil and two cloth anticorrosive coatings; 121. an anti-corrosion oil layer; 122. a tensile cloth layer; 13. an epoxy resin mastic layer; 131. a cushioning hole; 14. glass fiber reinforced plastic laminate.
Detailed Description
The utility model provides a corrosion-resistant high strength SOx/NOx control spray column, the structure is as shown in figure 1 to figure 5, including interior corrosion protection plate 1, interior corrosion protection plate 1 sets up on the inner wall of self, the thickness of interior corrosion protection plate 1 sets up to 15mm, interior corrosion protection plate 1 removes rust layer 11 including the sandblast, two cloth anticorrosive coatings of three oil 12, epoxy glue mud layer 13 and glass steel laminate 14, and the sandblast removes rust layer 11, two cloth anticorrosive coatings of three oil 12, epoxy glue mud layer 13 and glass steel laminate 14 set gradually in by the outside spray column of spray column, the sandblast removes rust layer 11's material and sets up to the quartz sand.
The three-oil two-cloth anticorrosive layer 12 comprises three anticorrosive oil layers 121 and two tension cloth layers 122, the tension cloth layers 122 are arranged between the two adjacent anticorrosive oil layers 121, the anticorrosive oil layers 121 are made of modified asphalt, and the tension cloth layers 122 are made of glass fiber cloth.
A plurality of shock absorption holes 131 which are communicated along the thickness direction are formed in the epoxy resin mortar layer 13, the inner diameter of each shock absorption hole 131 is gradually reduced from outside to inside, and the shock absorption holes 131 are evenly arrayed along the circumferential direction of the inner anti-corrosion plate 1.
The arrangement of the sand blasting rust removal layer 11 can firstly remove rust on the inner wall of the spray tower, so that the inner wall of the spray tower can ensure certain smoothness, and the installation stability of the whole inner anticorrosive plate 1 is ensured, the arrangement of the three-oil two-cloth anticorrosive layer 12 ensures that the whole inner anticorrosive plate 1 can also ensure enough structural strength while ensuring the anticorrosive performance, and the arrangement of the epoxy resin cement layer 13 can fully fill the gap between the three-oil two-cloth anticorrosive layer 12 and the glass fiber reinforced plastic laminated plate 14, so that the connection between the three-oil two-cloth anticorrosive layer 12 and the glass fiber reinforced plastic laminated plate 14 is more compact; the setting of bradyseism hole 131 then provides sufficient buffer stroke for the epoxy resin clay, and the setting of bradyseism hole 131 shape has then further strengthened whole epoxy resin clay layer 13 shock-absorbing capacity, thereby make whole interior anticorrosive board 1 can obtain effectual bradyseism when being contacted by the waste of large granule, make whole interior anticorrosive board 1 be difficult for damaging more, also remove rust layer 11 through the sandblast simultaneously, two cloth anticorrosive coatings 12 of three oily, epoxy resin clay layer 13 and glass steel lamination board 14 four's cooperation is used for guaranteeing interior anticorrosive board 1 to the corrosion resistance of fluorine, so whole spray column can satisfy the processing requirement in the waste gas that contains a large amount of particulate matters and the higher waste gas of fluorine content simultaneously.
In addition to the above embodiments, the present invention may have other embodiments; all the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (8)
1. The utility model provides a corrosion-resistant high strength SOx/NOx control spray column, is including locating interior anticorrosive board (1) on self inner wall, its characterized in that: interior anticorrosive board (1) include by the spray column outside in the spray column sand blasting rust removal layer (11), three oily two cloth anticorrosive coating (12), epoxy daub layer (13) and glass steel laminate (14) that set gradually, set up a plurality of bradyseism holes (131) that link up along thickness direction on epoxy daub layer (13), the internal diameter of bradyseism hole (131) reduces from outside-in gradually.
2. The corrosion-resistant high-strength desulfurization and denitrification spray tower of claim 1, which is characterized in that: the shock absorption holes (131) are uniformly arrayed along the circumferential direction of the inner anti-corrosion plate (1).
3. The corrosion-resistant high-strength desulfurization and denitrification spray tower of claim 1, which is characterized in that: the material of the sand blasting rust removing layer (11) is quartz sand.
4. The corrosion-resistant high-strength desulfurization and denitrification spray tower of claim 1, which is characterized in that: the three-oil two-cloth anti-corrosion layer (12) comprises three anti-corrosion oil layers (121) and two tension cloth layers (122), and the tension cloth layers (122) are arranged between the two adjacent anti-corrosion oil layers (121).
5. The corrosion-resistant high-strength desulfurization and denitrification spray tower according to claim 4, characterized in that: the material of the anti-corrosion oil layer (121) is modified asphalt.
6. The corrosion-resistant high-strength desulfurization and denitrification spray tower of claim 5, characterized in that: the tensile cloth layer (122) is made of glass fiber cloth.
7. The corrosion-resistant high-strength desulfurization and denitrification spray tower of claim 1, which is characterized in that: the thickness of the inner anti-corrosion plate (1) is set to be 3-20 mm.
8. The corrosion-resistant high-strength desulfurization and denitrification spray tower of claim 7, which is characterized in that: the thick bottom of the inner anti-corrosion plate (1) is set to be 15 mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922361324.9U CN211799874U (en) | 2019-12-24 | 2019-12-24 | Corrosion-resistant high-strength desulfurization and denitrification spray tower |
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| CN201922361324.9U CN211799874U (en) | 2019-12-24 | 2019-12-24 | Corrosion-resistant high-strength desulfurization and denitrification spray tower |
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| CN211799874U true CN211799874U (en) | 2020-10-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114405788A (en) * | 2021-11-29 | 2022-04-29 | 宁夏兴昊永胜盐业科技有限公司 | Corrosion prevention method for brine collection and transportation device |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114405788A (en) * | 2021-11-29 | 2022-04-29 | 宁夏兴昊永胜盐业科技有限公司 | Corrosion prevention method for brine collection and transportation device |
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Address after: No.39, Chengwen Road, Gaocheng Town, Yixing City, Wuxi City, Jiangsu Province Patentee after: YIXING HAINA ENVIRONMENTAL ENGINEERING Co.,Ltd. Address before: 214200 105, room 39, Yixing international environmental protection, No. 66, Far East Road, Gaosheng Town, Yixing, Wuxi, Jiangsu. Patentee before: YIXING HAINA ENVIRONMENTAL ENGINEERING Co.,Ltd. |
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