CN109603431B - Steel structure square desulfurization absorption tower arranged at high position - Google Patents
Steel structure square desulfurization absorption tower arranged at high position Download PDFInfo
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- CN109603431B CN109603431B CN201811443919.2A CN201811443919A CN109603431B CN 109603431 B CN109603431 B CN 109603431B CN 201811443919 A CN201811443919 A CN 201811443919A CN 109603431 B CN109603431 B CN 109603431B
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 64
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 46
- 239000010959 steel Substances 0.000 title claims abstract description 46
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 37
- 230000023556 desulfurization Effects 0.000 title claims abstract description 37
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000003546 flue gas Substances 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000009825 accumulation Methods 0.000 claims abstract description 13
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 7
- 239000010962 carbon steel Substances 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000005536 corrosion prevention Methods 0.000 claims description 3
- 230000008676 import Effects 0.000 claims 1
- 230000003009 desulfurizing effect Effects 0.000 description 6
- 239000002002 slurry Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011150 reinforced concrete Substances 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Gas Separation By Absorption (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to the technical field of flue gas desulfurization equipment, and discloses a square desulfurization absorption tower with a high-level arrangement steel structure. The cross section of the tower body is square, and the tower body comprises a wall plate, vertical ribs arranged along the height direction of the absorption tower, annular rib frames horizontally arranged around the circumference of the absorption tower, a bottom truss horizontally arranged, and a supporting leg foundation positioned at the bottom of the tower body and fixed with a lower steel structure bracket; the wall plate comprises a bottom plate, side vertical plates and a top plate, wherein the side vertical plates are enclosed on the periphery of the bottom plate, the bottom plate is obliquely downwards arranged towards the direction of the flue gas inlet, a liquid accumulation groove is formed in the lower edge of the bottom plate, and a liquid outlet is formed in the side vertical plate at the opening of the bottom of the liquid accumulation groove; the side vertical plates are arranged in a segmented way and spliced up and down; the vertical ribs are arranged at intervals along the circumferential direction of the tower body; the annular rib frames are distributed at intervals up and down along the height direction of the tower body, the annular rib frames are of truss structures, and the supporting leg bases are connected with the lower steel structure brackets of the tower body. The all-steel structure of the invention has flexible arrangement, wide application range, strong rigidity of the tower wall plate and good stability.
Description
Technical Field
The invention relates to the technical field of flue gas desulfurization equipment, in particular to a square desulfurization absorption tower with a high-level arrangement steel structure.
Background
The wet flue gas desulfurization technology is widely applied to modern flue gas purification treatment, and because the circular cross section is more direct to the stress analysis of internal pressure and horizontal load, the cross section of a desulfurization absorption tower serving as the technical core of the wet flue gas desulfurization technology is mostly circular, and the common materials of the circular desulfurization tower are two types of reinforced concrete and steel structures. But the design of the tower body of the round desulfurizing tower is complex, the thickness of the cylinder body is thicker, the difficulties of processing and assembling are larger, and the prefabrication cost is high. The cross section of a few desulfurizing towers is square and is sensitive to internal pressure and horizontal load, so the desulfurizing towers are of reinforced concrete structures, the self weight of the desulfurizing towers is too large, the high-position arrangement cost is too high, the application limit is larger, and particularly, the construction period is required to be generally shorter under the condition of making system improvement on the basis of the existing construction site and treatment system, the site space is smaller, the construction period of the concrete towers is too long, the transformation difficulty is large, and the setting flexibility is poor.
Disclosure of Invention
The invention provides a steel structure square desulfurization absorption tower which has the advantages of flexible arrangement, wide application range, convenient and efficient construction, strong rigidity of tower wall plates and good stability and is arranged at high position.
The technical problems to be solved are as follows: most of the existing square absorption towers are of reinforced concrete structures, have large self weight, cannot be arranged at high positions, and are poor in application flexibility and long in construction period.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention discloses a square desulfurization absorption tower with a high-level steel structure, which comprises a tower body and a desulfurization absorption system arranged in the tower body, wherein the cross section of the tower body is square, a flue gas inlet is formed in the lower part of one side surface, and a flue gas outlet is formed in the upper part of the opposite side surface, and the square desulfurization absorption tower is characterized in that: the tower body comprises a wall plate, vertical ribs arranged along the height direction of the absorption tower, annular rib frames horizontally arranged around the circumference of the absorption tower, a bottom truss horizontally arranged, and a supporting leg foundation positioned at the bottom of the tower body and fixed with a lower steel structure bracket;
the wall plate comprises a bottom plate, side vertical plates and a top plate, wherein the side vertical plates are enclosed on the periphery of the bottom plate, the bottom plate is obliquely downwards arranged towards the direction of the flue gas inlet, a liquid accumulation groove is formed in the lower edge of the bottom plate, and a liquid outlet is formed in the side vertical plate at the opening of the bottom of the liquid accumulation groove; the side vertical plates are arranged in a segmented way and spliced up and down;
the vertical ribs are welded and fixed with the outer side walls of the side vertical plates and are distributed at intervals along the circumferential direction of the tower body;
the annular rib frames are arranged at intervals up and down along the height direction of the tower body, and are of truss structures;
the supporting leg foundation is connected with a lower steel structure bracket of the tower body.
The steel structure square desulfurization absorption tower is arranged at high position, the included angle between the bottom plate and the horizontal plane is 7-10 degrees, the peripheral edge is welded and fixed with the inner side wall of the side vertical plate, and the upper edge of the bottom plate is not higher than the lower edge of the flue gas inlet.
The square desulfurization absorption tower with the steel structure is arranged at high position, further, the liquid accumulation tanks are formed by downwards sinking the bottom plate, and are distributed at intervals along the length direction of the lower edge of the bottom plate.
According to the square desulfurization absorption tower with the steel structure, which is arranged at high position, further, the adjacent side vertical plates are vertically intersected and then extend outwards along the side vertical plate surfaces, and a cross-shaped cross structure is formed at the corners of the tower body.
The square desulfurization absorption tower with the steel structure is arranged at a high position, further, a first connecting slat is horizontally arranged on one side, close to the absorption tower, of the annular rib frame, the first connecting slat is arranged in a through length mode along the side length direction of the annular rib frame, one side end face is welded and fixed with the annular rib frame, the other end of the first connecting slat is inserted between the upper side vertical plate and the lower side vertical plate and is welded and fixed with the end face of the side vertical plate, and the end face of the first connecting slat and the inner side wall of the side vertical plate are located in the same vertical plane.
The square desulfurization absorption tower with the steel structure is arranged at high position, further, the bottom truss is positioned below the bottom plate, the number of the bottom truss is 1-2 layers, the bottom truss is of a plane grid structure, the periphery of the bottom truss is welded and fixed with the side vertical plates through second connecting battens which are horizontally arranged, and the second connecting battens are arranged along the side length direction of the tower body in a through length mode.
The invention discloses a square desulfurization absorption tower with a steel structure, which is arranged at a high position, and further comprises angle support legs positioned at corners of the peripheral end of the absorption tower and midpoint support legs positioned at the midpoint position of the long side of the absorption tower, wherein a pair of first constraint fixture blocks are respectively arranged on the two angle support legs positioned at one side of a flue gas outlet, and the first constraint fixture blocks are symmetrically arranged at two sides of the angle support legs and are perpendicular to the flowing direction of flue gas; second constraint fixture blocks are symmetrically arranged on two sides of the middle point supporting leg and are arranged along the smoke flowing direction.
The square desulfurization absorption tower with the steel structure is arranged at high position, and further, the corner support leg is also provided with a pull-out-resistant screw.
According to the square desulfurization absorption tower with the steel structure, which is arranged at high position, further, a stiffening plate is arranged between the angle support leg and the bottom truss.
According to the square desulfurization absorption tower with the steel structure, which is arranged at high position, further, the side vertical plates and the top plate are carbon steel plates with the thickness of 8-10mm, and the surfaces of the carbon steel plates are subjected to corrosion prevention treatment.
Compared with the prior art, the square desulfurization absorption tower with the steel structure in high-level arrangement has the following beneficial effects:
the square desulfurization absorption tower with the steel structure, which is arranged at high position, is of an all-steel structure, has light dead weight and small manufacturing difficulty, is suitable for high-position arrangement, can effectively save the field and reduce the manufacturing cost, and meanwhile, has small connecting difficulty between the steel structure and the existing bracket, strong rigidity, is also suitable for improving and optimizing the existing production system, and has flexible application and wide application range.
The frame supporting system outside the wallboard adopts the bar-shaped vertical ribs to intersect with the horizontal annular rib frames of the truss structure, the side vertical plates are divided into small units, the upper and lower adjacent side vertical plates are connected through the annular rib frames, the truss structure of the annular rib frames has high rigidity, the deformation generated under the action of horizontal uniform force such as internal pressure, wind load and the like is small, a rigid layer can be formed, the rigidity of the wallboard is greatly increased, and the requirements on the deformation and stability of the tower wall are met.
According to the invention, the bottom plate is obliquely arranged, and the liquid accumulation groove is arranged at the lower edge of the bottom plate, so that the collected absorption slurry can be directly discharged out of the absorption tower through the liquid accumulation groove, the weight of the absorption tower is greatly reduced, the pressure born by the absorption tower and coming from the absorption slurry is reduced, the requirement of high-level arrangement of the absorption tower is met, the weight of the top of the steel structure support steel frame at the lower part is greatly reduced, and the stability and the anti-seismic performance of the whole structure are also improved.
The square desulfurization absorption tower with the steel structure, which is arranged at high position, is further described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a front view of a square desulfurizing absorption tower with a steel structure in high-level arrangement according to the present invention;
FIG. 2 is a left side view of a square desulfurizing absorption tower with a steel structure in high-level arrangement according to the present invention;
FIG. 3 is a schematic view of section A-A of FIG. 1;
FIG. 4 is a detailed structural view of the portion C of FIG. 3;
FIG. 5 is a schematic view in section B-B of FIG. 1;
FIG. 6 is a schematic view showing the detail of the portion D in FIG. 5;
FIG. 7 is a schematic illustration of the arrangement of the leg bases;
FIG. 8 is a schematic view of the structure at the connection node of the circumferential rib cage and the side riser;
fig. 9 is a schematic view of the connection structure of the corner legs.
Reference numerals:
11-a bottom plate; 12-side vertical plates; 13-top plate; 14-a flue gas inlet; 15-a flue gas outlet; 2-a liquid collecting tank; 21-a liquid outlet; 3-vertical ribs; 4-circumferential rib frames; 41-a first connecting strip; 5-bottom truss; 51-second connecting strips; 6-angle legs; 7-midpoint support leg; 81-a first restraining latch; 82-a second restraint latch; 91-a pull-out resistant screw; 92-stiffener.
Detailed Description
As shown in fig. 1 to 9, the steel-structured square desulfurization absorption tower arranged at high level of the present invention comprises a tower body and a desulfurization absorption system arranged inside the tower body.
As shown in fig. 1 and 2, the cross section of the tower body is square, a flue gas inlet 14 is formed in the lower portion of one side surface, a flue gas outlet 15 is formed in the upper portion of the opposite side surface, the tower body comprises a wall plate, vertical ribs 3 arranged along the height direction of the absorption tower, annular rib frames 4 horizontally arranged around the circumferential direction of the absorption tower, a bottom truss 5 horizontally arranged, and a supporting leg foundation fixed on the bottom of the tower body and a lower steel structure support.
The wallboard comprises a bottom plate 11, side vertical plates 12 and a top plate 13 which are enclosed on the periphery, wherein the bottom plate 11 is obliquely downwards arranged towards the direction of a flue gas inlet 14, the included angle between the bottom plate 11 and the horizontal plane is 7-10 degrees, so that not only can the smooth flow of the absorption slurry above the bottom plate 11 be ensured, but also the slurry load of the bottom plate 11 can be ensured, the peripheral edge of the bottom plate 11 is fixedly welded with the inner side wall of the side vertical plates 12, the upper edge of the bottom plate 11 is not higher than the lower edge of the flue gas inlet 14, liquid accumulation grooves 2 are arranged at the lower edge of the bottom plate 11 at intervals along the length direction of the lower edge of the bottom plate 11, the liquid accumulation grooves 2 are formed by downwards sinking the bottom plate 11, the liquid outlet 21 is formed by being communicated with a flow guide pipe, and the absorption slurry above the bottom plate 11 is led out of the tower body; the side vertical plates 12 are arranged in a segmented mode and spliced up and down, the width of each side vertical plate 12 is 10-20m, as shown in fig. 4, the edges of the side vertical plates 12 vertically intersect with the horizontally adjacent side vertical plates 12 and then horizontally extend outwards to form a cross-shaped cross structure at the corners of the tower body so as to enhance the strength, rigidity and integrity of the absorption tower at four corners, and the width of the extended side vertical plates 12 is not less than 200mm; the top plate 13 is obliquely arranged, so that steel can be saved, and water accumulation at the top of the tower body can be avoided; the side vertical plates 12 and the top plate 13 are carbon steel plates with the thickness of 8-10mm, the surfaces of the carbon steel plates are subjected to corrosion prevention treatment, and the bottom plate 11 is made of alloy 2205.
The vertical ribs 3 are angle steel with the side length not smaller than 80mm, the specification of the angle steel is determined according to the calculation of the internal pressure and wind load of the absorption tower, the vertical ribs 3 are welded and fixed with the outer side wall of the side vertical plate 12, the vertical ribs 3 are uniformly distributed at intervals along the circumferential direction of the tower body, the distance between every two adjacent vertical ribs 3 is 1000-1500mm, and specific numerical values are related to the side length of the absorption tower, the pipe diameter of a small process pipe orifice, the internal pressure and wind load of the absorption tower.
As shown in fig. 3, the circumferential rib frames 4 are arranged at intervals up and down along the height direction of the tower body, the circumferential rib frames 4 are truss structures, can be planar truss structures or space truss structures, and are not limited to the specific form of the truss structures; as shown in fig. 8, a first connecting plate strip 41 is horizontally arranged on one side of the annular rib frame 4 close to the side vertical plate 12, the first connecting plate strip 41 is arranged in a through length mode along the side length direction of the annular rib frame 4, one end face is welded and fixed with the annular rib frame 4, the other end face is inserted between the upper side vertical plate 12 and the lower side vertical plate 12 and is welded and fixed with the end face of the side vertical plate 12, the end face of the first connecting plate strip 41 and the inner side wall of the side vertical plate 12 are positioned in the same vertical plane, the vertical ribs 3 outside the upper side vertical plate 12 and the lower side vertical plate 12 are arranged in a one-to-one correspondence mode, and the end face of the vertical rib 3 is welded and fixed with the first connecting plate strip 41; the first connecting plate strip 41 is a carbon steel plate with the thickness not smaller than 28mm, the width is 200-290mm, and is specifically determined by the section of the annular rib frame 4, and the width of the annular rib frame 4 is 1.5-2.5m; the side vertical plates 12 are separated through the annular rib frames 4, the annular rib frames 4 can provide enough out-of-plane rigidity for the wall plates, the deformation generated by the side vertical plates 12 is small under the action of horizontal uniform force such as internal pressure, wind load and the like, so that a rigid layer is formed, the rigidity of the wall plates is increased, and meanwhile, a fixed support is provided for the vertical ribs 3, and an integral supporting frame system in rigid connection with the vertical ribs 3 is formed, so that the requirements of tower deformation and stability are met.
As shown in fig. 5 and 6, the bottom truss 5 is located below the bottom plate 11, and has a number of 1-2 layers, and is a planar grid structure, and the periphery of the bottom truss is welded and fixed with the side vertical plates 12 through second connecting battens 51 horizontally arranged, and the second connecting battens 51 are arranged in a through length manner along the side length direction of the tower body.
As shown in fig. 7, the leg foundations are sliding supports and are in sliding connection with the lower steel structure support, the leg foundations comprise corner legs 6 positioned at corners of the peripheral end of the absorption tower and midpoint legs 7 positioned at midpoint positions of long sides of the absorption tower, a pair of first constraint fixture blocks 81 are respectively arranged on the two corner legs 6 positioned at one side of the smoke outlet 15, the first constraint fixture blocks 81 are symmetrically arranged at two sides of the corner legs 6, and the first constraint fixture blocks 81 are perpendicular to the smoke flowing direction and are welded and fixed with the end face of the bottom plate 11 of the corner legs 6; second constraint clamping blocks 82 are symmetrically arranged on two sides of the middle-point supporting leg 7, and the second constraint clamping blocks 82 are arranged along the flow direction of the flue gas and are welded and fixed with the end face of the bottom plate 11 of the middle-point supporting leg 7.
As shown in fig. 9, since the section of the absorption tower is square, the distance between the two corner legs 6 in the short side direction is relatively small, the bending moment generated by wind load is large, and a relatively large pulling force can be generated, and the corner legs 6 can be provided with a pulling-resistant screw 91, and the pulling-resistant screw 91 is connected with the lower steel structure support in a reinforcing manner, so that the local compression resistance and tensile resistance of the leg foundation are increased, the strength of a welding seam is improved, and a stiffening plate 92 is arranged between the corner legs 6 and the bottom truss 5, and the stiffening plate 92 can be a bracket plate.
The above examples are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall within the scope of protection defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (8)
1. The utility model provides a square desulfurization absorption tower of steel construction that high-order was arranged, includes the tower body and sets up the desulfurization absorption system in the tower body inside, the transversal square of personally submitting of tower body, flue gas import (14) have been seted up to a side lower part, and flue gas export (15) have been seted up on relative a side upper portion, its characterized in that: the tower body comprises a wall plate, vertical ribs (3) arranged along the height direction of the absorption tower, annular rib frames (4) horizontally arranged around the circumference of the absorption tower, a bottom truss (5) horizontally arranged, and a supporting leg foundation positioned at the bottom of the tower body and fixed with a lower steel structure bracket;
the wall plate comprises a bottom plate (11), side vertical plates (12) and a top plate (13), wherein the side vertical plates (12) are enclosed on the periphery of the bottom plate, the bottom plate (11) is obliquely downwards arranged towards the direction of the flue gas inlet (14), the lower edge of the bottom plate (11) is provided with a liquid accumulation groove (2), and a liquid outlet (21) is formed in the side vertical plates (12) at the opening of the bottom of the liquid accumulation groove (2); the side vertical plates (12) are arranged in a segmented way and spliced up and down;
the vertical ribs (3) are welded and fixed with the outer side wall of the side vertical plate (12) and are distributed at intervals along the circumferential direction of the tower body;
the annular rib frames (4) are arranged at intervals up and down along the height direction of the tower body, and the annular rib frames (4) are truss structures;
the supporting leg foundation is connected with a lower steel structure bracket of the tower body;
the adjacent side vertical plates (12) are vertically intersected and then extend outwards along the plate surfaces of the side vertical plates (12), so that a cross-shaped crossing structure is formed at the corners of the tower body;
one side level that hoop rib frame (4) is close to the absorption tower is provided with first connection lath (41), first connection lath (41) are led to long setting along the length direction of hoop rib frame (4), one side terminal surface and hoop rib frame (4) welded fastening, the other end inserts between upper and lower adjacent side riser (12) and with side riser (12) terminal surface welded fastening, the terminal surface of first connection lath (41) and the inside wall of side riser (12) are located same vertical face, the outer vertical rib (3) one-to-one of upper and lower adjacent side riser (12) sets up, the terminal surface and the first connection lath (41) welded fastening of vertical rib (3).
2. The high-level arranged steel structure square desulfurization absorption tower according to claim 1, wherein: the included angle between the bottom plate (11) and the horizontal plane is 7-10 degrees, the peripheral edges are welded and fixed with the inner side walls of the side vertical plates (12), and the upper edge of the bottom plate (11) is not higher than the lower edge of the flue gas inlet (14).
3. The high-level arranged steel structure square desulfurization absorption tower according to claim 1, wherein: the liquid accumulation tanks (2) are formed by downwards sinking the bottom plate (11), and are distributed at intervals along the length direction of the lower edge of the bottom plate (11).
4. The high-level arranged steel structure square desulfurization absorption tower according to claim 1, wherein: the bottom truss (5) is positioned below the bottom plate (11), the number of the bottom trusses is 1-2, the bottom trusses are of a plane grid-shaped structure, the periphery of the bottom trusses is welded and fixed with the side vertical plates (12) through second connecting battens (51) which are horizontally arranged, and the second connecting battens (51) are arranged along the side length direction of the tower body.
5. The high-level arranged steel structure square desulfurization absorption tower according to claim 1, wherein: the support leg foundation comprises corner support legs (6) positioned at the corners of the peripheral end of the absorption tower and midpoint support legs (7) positioned at the midpoint position of the long side of the absorption tower, a pair of first constraint fixture blocks (81) are respectively arranged on the two corner support legs (6) positioned at one side of the flue gas outlet (15), and the first constraint fixture blocks (81) are symmetrically arranged at the two sides of the corner support legs (6) and are perpendicular to the flowing direction of the flue gas; second constraint clamping blocks (82) are symmetrically arranged on two sides of the middle-point supporting leg (7), and the second constraint clamping blocks (82) are arranged along the flow direction of the flue gas.
6. The high-level arranged steel structure square desulfurization absorption tower according to claim 5, wherein: the corner support leg (6) is also provided with a pull-out-resistant screw (91).
7. The high-level arranged steel structure square desulfurization absorption tower according to claim 5, wherein: a stiffening plate (92) is arranged between the corner support leg (6) and the bottom truss (5).
8. The high-level arranged steel structure square desulfurization absorption tower according to claim 1, wherein: the side vertical plates (12) and the top plate (13) are carbon steel plates with the thickness of 8-10mm, and the surfaces of the carbon steel plates are subjected to corrosion prevention treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811443919.2A CN109603431B (en) | 2018-11-29 | 2018-11-29 | Steel structure square desulfurization absorption tower arranged at high position |
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| CN201811443919.2A CN109603431B (en) | 2018-11-29 | 2018-11-29 | Steel structure square desulfurization absorption tower arranged at high position |
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| CN109603431A CN109603431A (en) | 2019-04-12 |
| CN109603431B true CN109603431B (en) | 2023-12-19 |
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| CN111075202A (en) * | 2019-12-11 | 2020-04-28 | 盐城市兰丰环境工程科技有限公司 | Absorption tower hole reserved installation method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1843581A (en) * | 2006-03-30 | 2006-10-11 | 国电科技环保集团有限公司 | Square absorption tower for wet method desulfurization of flue gas |
| CN201778526U (en) * | 2010-07-08 | 2011-03-30 | 上海同演建筑科技有限公司 | Environment-friendly communication tower |
| CN202277775U (en) * | 2011-04-26 | 2012-06-20 | 山东华鲁恒升集团德化设计研究有限公司 | Multifunctional square desulfurization tower |
| CN105201757A (en) * | 2015-10-23 | 2015-12-30 | 北京建筑大学 | Structure combining steel tower tube and steel latticework tower of wind turbine generator system |
| CN107213770A (en) * | 2017-07-03 | 2017-09-29 | 江苏新世纪江南环保股份有限公司 | Desulfuration absorbing tower and its method for building up and operation method |
| CN209378738U (en) * | 2018-11-29 | 2019-09-13 | 北京国电龙源环保工程有限公司 | The rectangular desulfuration absorbing tower of steel construction of high position arrangement |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102489126B (en) * | 2011-12-21 | 2014-01-29 | 常州联慧资源环境科技有限公司 | Composite desulfurizing absorption tower body with direct exhaust chimney |
-
2018
- 2018-11-29 CN CN201811443919.2A patent/CN109603431B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1843581A (en) * | 2006-03-30 | 2006-10-11 | 国电科技环保集团有限公司 | Square absorption tower for wet method desulfurization of flue gas |
| CN201778526U (en) * | 2010-07-08 | 2011-03-30 | 上海同演建筑科技有限公司 | Environment-friendly communication tower |
| CN202277775U (en) * | 2011-04-26 | 2012-06-20 | 山东华鲁恒升集团德化设计研究有限公司 | Multifunctional square desulfurization tower |
| CN105201757A (en) * | 2015-10-23 | 2015-12-30 | 北京建筑大学 | Structure combining steel tower tube and steel latticework tower of wind turbine generator system |
| CN107213770A (en) * | 2017-07-03 | 2017-09-29 | 江苏新世纪江南环保股份有限公司 | Desulfuration absorbing tower and its method for building up and operation method |
| CN209378738U (en) * | 2018-11-29 | 2019-09-13 | 北京国电龙源环保工程有限公司 | The rectangular desulfuration absorbing tower of steel construction of high position arrangement |
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