CN218047141U - Desulfurization dust removal tower with built-in condensation demisting structure - Google Patents
Desulfurization dust removal tower with built-in condensation demisting structure Download PDFInfo
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- CN218047141U CN218047141U CN202222605370.0U CN202222605370U CN218047141U CN 218047141 U CN218047141 U CN 218047141U CN 202222605370 U CN202222605370 U CN 202222605370U CN 218047141 U CN218047141 U CN 218047141U
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- condensation
- tower
- desulfurization
- tower body
- guide ring
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- 238000009833 condensation Methods 0.000 title claims abstract description 52
- 230000005494 condensation Effects 0.000 title claims abstract description 52
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 35
- 230000023556 desulfurization Effects 0.000 title claims abstract description 35
- 239000000428 dust Substances 0.000 title claims abstract description 14
- 238000012856 packing Methods 0.000 claims abstract description 27
- 238000005507 spraying Methods 0.000 claims abstract description 11
- 239000007921 spray Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 20
- 239000003546 flue gas Substances 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000003009 desulfurizing effect Effects 0.000 abstract description 3
- 238000012824 chemical production Methods 0.000 abstract 1
- 238000010410 dusting Methods 0.000 description 7
- 239000000945 filler Substances 0.000 description 5
- 239000003595 mist Substances 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a desulfurization and dust removal tower with a built-in condensation demisting structure; belongs to the technical field of desulfurization and dust removal towers; the technical key points of the device comprise a tower body and an arc-shaped tower cover arranged above the tower body, wherein at least two groups of desulfurization spraying components are arranged in the tower body at intervals along the height direction, and a first packing layer is arranged above the desulfurization spraying components; a guide ring is arranged above the first packing layer, and an inverted conical condensation guide plate is concentrically arranged above the guide ring; the outer diameter of the condensation guide plate is larger than the inner diameter of the guide ring and smaller than the inner diameter of the tower body, and the upper end of the condensation guide plate is positioned in the arc-shaped tower cover; the utility model aims at providing a desulfurization dust removal tower with a built-in condensation demisting structure, which has simple structure and good demisting effect; the method is used for desulfurizing and dedusting the flue gas in chemical production.
Description
Technical Field
The utility model relates to a desulfurization dusting tower, more specifically say, especially relate to a desulfurization dusting tower of built-in condensation defogging structure.
Background
The wet flue gas desulfurization process flow, form and mechanism of various countries in the world are different, and mainly adopts alkaline slurry or solution as an absorbent to spray and wash flue gas containing SO2 in a spray tower, SO that SO2 and the absorbent react to generate sulfite and sulfate. Among the most widely used methods are the limestone-gypsum method and the soda-lime-soda process.
At present, the wet tail gas treatment technology mainly adopts a spray treatment tower, and the working principle is as follows: the waste gas is introduced into the purification tower through the air pipe, the waste gas and the absorption liquid are subjected to gas-liquid two-phase full contact absorption neutralization reaction, and the acid mist waste gas is purified and then is discharged into the atmosphere through a demisting system or a demisting device after being dehydrated and demisted. The water mist generated by spraying in the currently used dedusting and desulfurizing tower is only absorbed by the filler, and the demisting is not complete enough, so that the desulfurizing slurry mist is easy to enter a flue to corrode and scale.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to above-mentioned prior art not enough, provide a simple structure, effectual desulfurization dusting tower of built-in condensation defogging structure of defogging.
The technical scheme of the utility model is realized like this: the utility model provides a desulfurization dusting tower of built-in condensation defogging structure, includes the tower body and sets up the arc tower lid in the tower body top, be provided with at least two sets of desulfurization spray assemblies along the direction of height interval in the tower body, be equipped with first packing layer above the desulfurization spray assemblies.
A guide ring is arranged above the first packing layer, and an inverted conical condensation guide plate is concentrically arranged above the guide ring; the external diameter of condensation deflector is greater than the guide ring internal diameter and is less than the tower body internal diameter, condensation deflector upper end is located the arc tower lid.
In the desulfurization and dust removal tower with the built-in condensation demisting structure, the desulfurization spray assembly comprises a second packing layer arranged in the tower body, and an annular water pipe is arranged on the tower body above the second packing layer; and a plurality of spraying holes are uniformly distributed on the annular water pipe along the circumferential direction, are positioned on the inner side of the annular water pipe and incline towards the center of the second packing layer.
In the desulfurization and dust removal tower with the built-in condensation demisting structure, the outer wall of the opening end of the tower body is provided with a first mounting boss, and the arc-shaped tower cover is provided with a second mounting boss matched with the first mounting boss; through holes are formed in the first mounting boss and the second mounting boss, and fastening bolts are arranged in the through holes for connection.
A sealing gap is arranged on the inner side of the first mounting boss, and a sealing ring matched with the sealing gap is arranged on the inner side of the second mounting boss.
In the desulfurization and dust removal tower with the built-in condensation demisting structure, the lower end of the guide ring is provided with an upward inclined air guide part towards the center, and the upper end of the guide ring is provided with a downward inclined liquid guide part towards the center.
The edge of the guide ring is provided with a step mounting part, a mounting step matched with the step mounting part is formed in the tower body, and the step mounting part and the mounting step are mounted through fastening screws.
In foretell desulfurization dusting tower of built-in condensation defogging structure, evenly distributed has a plurality of vertical decurrent condensation poles in the arc column tower lid, condensation deflector up end is the arc.
After the above structure is adopted in the utility model, the flue gas that sprays after the sulphur removal adsorbs through first packing layer and detach most fog that mix with after, carries out the condensation with remaining a small amount of fog in the condensation deflector collision in the flue gas under the guide effect of guide ring and gets rid of, effectively improves the defogging effect to the flue gas.
Further, after the flue gas passes through the condensation deflector, the flue gas can be spread all around and collide with the inner wall of the arc-shaped tower cover, and the entrained mist is condensed again. Further improve the defogging effect to the flue gas, can effectively reduce desulfurization thick liquid fog and get into the flue and cause the corrosion scale deposit.
Drawings
The present invention will be described in further detail with reference to the following examples, which are not intended to limit the invention.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic sectional structure of the present invention.
Fig. 3 is a schematic view of a partial structure at a.
Fig. 4 is a schematic structural view of the guide ring and the condensation guide plate of the present invention.
Fig. 5 is a schematic structural view of the arc tower cover of the present invention.
In the figure: 1. a tower body; 2. an arc-shaped tower cover; 3. a desulfurization spray assembly; 3a, a second packing layer; 3b, an annular water pipe; 3c, spraying holes; 4. a first filler layer; 5. a guide ring; 5a, an air guide part; 5b, a liquid guide part; 5c, a step mounting part; 5d, mounting a step; 6. a condensing guide plate; 7. a first mounting boss; 8. a second mounting boss; 9. sealing the gap; 10. a seal ring; 11. a condensation bar.
Detailed Description
Referring to fig. 1-5, the utility model discloses a desulfurization dusting tower of built-in condensation defogging structure, including tower body 1 and the arc tower lid 2 of setting in 1 top of tower body, it has the intake pipe to switch on the below of tower body, and it has the outlet duct to switch on the arc tower lid.
At least two groups of desulfurization spray assemblies 3 are arranged in the tower body 1 at intervals along the height direction, and a first packing layer 4 is arranged above the desulfurization spray assemblies 3. The first packing layer is composed of an inner supporting screen plate arranged in the tower body and a plurality of packing balls stacked on the supporting screen plate. The specific material and structure of the filler ball are the prior art, are common knowledge of those skilled in the art, and are not described herein again.
A guide ring 5 is arranged above the first packing layer 4, and an inverted conical condensation guide plate 6 is concentrically arranged above the guide ring 5; the cross section of the condensation guide plate is an isosceles triangle, the angle of the vertex angle is 130-160 degrees, smoke can smoothly pass through the condensation guide plate, and sufficient time is provided for the smoke to be in contact with the surface of the condensation guide plate.
The external diameter of condensation deflector 6 is greater than 5 internal diameters of guide ring and is less than the internal diameter of tower body 1, condensation deflector 6 upper end is located arc tower lid 2. The inner diameters of the air inlet pipe and the air outlet pipe are equal, the inner diameter of the guide ring is not smaller than the inner diameter of the air outlet pipe on the arc-shaped tower cover, and the circulation speed of the flue gas in the tower body is not smaller than the air inlet speed.
In this embodiment, the desulfurization spray assembly 3 comprises a second packing layer 3a arranged in the tower body 1, and an annular water pipe 3b is arranged on the tower body 1 above the second packing layer 3 a; a plurality of spraying holes 3c are uniformly distributed on the annular water pipe 3b along the circumferential direction, and the spraying holes 3c are positioned on the inner side of the annular water pipe 3b and incline towards the center of the second packing layer 3 a. The annular water pipe is connected with an external water supply source, the second packing layer has the same structure as the first packing layer, and substances generated after the sulfur removal liquid sprayed from the spraying holes reacts with the flue gas and dust in the flue gas are absorbed by the small packing balls of the second packing layer.
In the embodiment, a first mounting boss 7 is arranged on the outer wall of the opening end of the tower body 1, and a second mounting boss 8 matched with the first mounting boss 7 is arranged on the arc-shaped tower cover 2; through holes are formed in the first mounting boss 7 and the second mounting boss 8, and fastening bolts are arranged in the through holes for connection. The tower body and the tower cover of the existing desulfurization and dust removal tower are integrally formed, and the inner guide ring and the condensation guide plate are difficult to disassemble and replace.
The inner side of the first mounting boss 7 is provided with a sealing gap 9, and the inner side of the second mounting boss 8 is provided with a sealing ring 10 matched with the sealing gap 9. Through the structure, the leakage of the flue gas from the gap between the tower body and the arc-shaped tower cover is prevented.
In this embodiment, the guide ring 5 has an air guide portion 5a formed at a lower end thereof to be upwardly inclined toward the center, and a liquid guide portion 5b formed at an upper end thereof to be downwardly inclined toward the center. The gas guide part which is inclined upwards is arranged to lead the flue gas to be smoothly guided to the center hole of the guide ring, so that the influence on the flow rate of the flue gas is avoided. The drain portion of downward sloping is used for guiding the liquid of drippage behind the condensation of top to the guide ring centre bore and flows back to below packing layer and absorb, prevents to produce the hydrops on the guide ring and leads to corroding the scale deposit.
A step mounting part 5c is formed at the edge of the guide ring 5, a mounting step 5d matched with the step mounting part 5c is formed in the tower body 1, and the step mounting part 5c and the mounting step 5d are mounted through fastening screws.
In this embodiment, a plurality of vertical downward condensation rods 11 are uniformly distributed in the arc-shaped tower cover 2, and the upper end surface of the condensation guide plate 6 is arc-shaped. The collision area of the flue gas is increased through the condensation rod, and the condensation effect is increased. Set up the condensation deflector up end into the arc for prevent that the drop of water of condensation from dripping and causing to pile up at condensation deflector up end on the condensation pole.
When the tower works, flue gas is input through the air inlet pipe below the tower body, the sulfur removal liquid sprayed from the spray holes on the annular water pipe reacts with the flue gas, and generated substances and dust in the flue gas are absorbed by the small filler balls of the second filler layer. The flue gas after the spraying desulfurization is absorbed by the first packing layer and then is condensed and demisted by the guide ring, the condensation guide plate and the arc-shaped tower cover in sequence, and finally is output through the air outlet pipe.
The above embodiment is the preferred embodiment of the present invention, which is only used to facilitate the explanation of the present invention, it is not right to the present invention, which makes the restriction on any form, and any person who knows commonly in the technical field can use the present invention to make the equivalent embodiment of local change or modification without departing from the technical features of the present invention.
Claims (5)
1. A desulfurization and dust removal tower with a built-in condensation demisting structure comprises a tower body (1) and an arc-shaped tower cover (2) arranged above the tower body (1), and is characterized in that at least two groups of desulfurization spray assemblies (3) are arranged in the tower body (1) at intervals along the height direction, and a first packing layer (4) is arranged above the desulfurization spray assemblies (3);
a guide ring (5) is arranged above the first packing layer (4), and an inverted conical condensation guide plate (6) is concentrically arranged above the guide ring (5); the external diameter of condensation deflector (6) is greater than guide ring (5) internal diameter and is less than tower body (1) internal diameter, condensation deflector (6) upper end is located arc tower lid (2).
2. The desulfurization and dust removal tower with the built-in condensation demisting structure is characterized in that the desulfurization spray assembly (3) comprises a second packing layer (3 a) arranged in the tower body (1), and an annular water pipe (3 b) is arranged on the tower body (1) above the second packing layer (3 a); a plurality of spraying holes (3 c) are uniformly distributed on the annular water pipe (3 b) along the circumferential direction, and the spraying holes (3 c) are positioned on the inner side of the annular water pipe (3 b) and incline towards the center of the second packing layer (3 a).
3. The desulfurization and dust removal tower with the built-in condensation demisting structure is characterized in that a first mounting boss (7) is arranged on the outer wall of the opening end of the tower body (1), and a second mounting boss (8) matched with the first mounting boss (7) is arranged on the arc-shaped tower cover (2); through holes are formed in the first mounting boss (7) and the second mounting boss (8), and fastening bolts are arranged in the through holes for connection;
a sealing gap (9) is arranged on the inner side of the first mounting boss (7), and a sealing ring (10) matched with the sealing gap (9) is arranged on the inner side of the second mounting boss (8).
4. The desulfurization and dust removal tower with built-in condensation demisting structure as recited in claim 1, wherein the lower end of the guide ring (5) is formed with an upwardly inclined gas guiding part (5 a) towards the center, and the upper end of the guide ring (5) is formed with a downwardly inclined liquid guiding part (5 b) towards the center;
the edge of the guide ring (5) is provided with a step mounting part (5 c), a mounting step (5 d) matched with the step mounting part (5 c) is formed in the tower body (1), and the step mounting part (5 c) and the mounting step (5 d) are mounted through fastening screws.
5. The desulfurization and dust removal tower with the built-in condensation demisting structure according to claim 1, wherein a plurality of vertically downward condensation rods (11) are uniformly distributed in the arc-shaped tower cover (2), and the upper end surface of the condensation guide plate (6) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222605370.0U CN218047141U (en) | 2022-09-30 | 2022-09-30 | Desulfurization dust removal tower with built-in condensation demisting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222605370.0U CN218047141U (en) | 2022-09-30 | 2022-09-30 | Desulfurization dust removal tower with built-in condensation demisting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218047141U true CN218047141U (en) | 2022-12-16 |
Family
ID=84409893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222605370.0U Active CN218047141U (en) | 2022-09-30 | 2022-09-30 | Desulfurization dust removal tower with built-in condensation demisting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218047141U (en) |
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2022
- 2022-09-30 CN CN202222605370.0U patent/CN218047141U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A desulfurization and dust removal tower with built-in condensation and mist removal structure Granted publication date: 20221216 Pledgee: Postal Savings Bank of China Limited Meizhou Chengqu sub branch Pledgor: MEIZHOU UNION CHEMICAL CO.,LTD. Registration number: Y2024980009487 |