CN106760879B - Giant lattice column square steel structure prilling tower mast system - Google Patents
Giant lattice column square steel structure prilling tower mast system Download PDFInfo
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- CN106760879B CN106760879B CN201611260121.5A CN201611260121A CN106760879B CN 106760879 B CN106760879 B CN 106760879B CN 201611260121 A CN201611260121 A CN 201611260121A CN 106760879 B CN106760879 B CN 106760879B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
- E04H12/10—Truss-like structures
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H5/00—Buildings or groups of buildings for industrial or agricultural purposes
- E04H5/08—Buildings or groups of buildings for agricultural purposes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
Abstract
The invention relates to a tower mast system of a giant lattice column square steel structure granulation tower, which comprises four vertically fixed first steel pipe concrete columns and eight vertically fixed second steel pipe concrete columns; the four first steel pipe concrete columns are arranged in a square shape and are distributed corresponding to the vertex positions respectively; two second steel pipe concrete columns which are uniformly distributed are arranged between the two first steel pipe concrete columns on the same side in a shared mode; the first steel pipe concrete column is respectively combined with two adjacent second steel pipe concrete columns to form a lattice column, the first steel pipe concrete column is respectively connected with the two second steel pipe concrete columns through a plurality of first cross beams and a plurality of first inter-column supports, and the two second steel pipe concrete columns are respectively connected through a plurality of second cross beams and a plurality of second inter-column supports; and a third beam between two adjacent lattice columns and a third column between two second steel pipe concrete columns arranged on the same side are supported, connected and encircled to form a cylindrical cavity inside the granulation tower, and the outer vertical surface of the granulation tower forms a regular quadrangular prism.
Description
Technical Field
The invention relates to a prilling tower, in particular to a tower mast system of a prilling tower with a giant lattice column square steel structure.
Background
The prilling tower is mostly a cylinder structure with equal diameter from top to bottom, and mainly comprises a circular cylinder body and a building elevator room, wherein the building elevator room is suitable to be attached to one side of the tower body, and when the building elevator room is arranged, the prilling tower must be reasonably arranged according to the size of the tower diameter, so that the influence of the prilling tower on the air inlet at the bottom of the tower and the air outlet at the top of the tower is minimum. The hoistway must be closed and completely isolated from the tower and the hoistway doors must not be opened in a direction facing the tower. Wherein, the urea prilling tower mainly comprises several floors, such as a material scraping layer, a spray head layer operation chamber, a water bearing layer and a roof.
The granulation tower is a core structure in the process flow of a fertilizer plant, the existing granulation tower mostly adopts a concrete cylinder structure, the urea production capacity in China is increased from the original annual output of 4 ten thousand tons to the annual output of more than 80 ten thousand tons in recent years, and higher requirements are put forward on the process requirements of the granulation tower. However, the research on the structural design of the prilling tower is not many, and the general design of the reinforced concrete frame-supported shear wall structure obviously does not conform to the policy of advocating the establishment of a conservation-oriented society and the development of circular economy in China according to the original annual output value of 4-6 ten thousand tons. Traditional prilling tower structure is mostly reinforced concrete structure or full cloth bearing structure, arranges around the body of the tower to support for the plane supports, forms similar thin wall tube structure. This type of structure has strong structural integrity but uses too much steel to be economical. And reinforced concrete is mostly the cast in situ, and the construction is troublesome and receive the season influence factor great. Because the self weight of the reinforced concrete tower is larger, the investment of foundation foundations is increased, and the high-intensity earthquake area is more unfavorable for the reinforced concrete tower.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a tower mast system of a giant lattice column square steel structure granulation tower, which has the advantages of strong integrity, stable structure, material saving, convenient assembly, quick construction and good economic benefit.
The invention is realized by the following technical scheme:
a tower mast system of a giant lattice column square steel structure prilling tower comprises four vertically fixed first steel pipe concrete columns and eight vertically fixed second steel pipe concrete columns;
the four first concrete-filled steel tube columns are arranged in a square shape and are distributed corresponding to the vertex positions respectively; two second steel pipe concrete columns which are uniformly distributed are arranged between the two first steel pipe concrete columns on the same side in a shared mode;
the first steel pipe concrete column is respectively combined with two adjacent second steel pipe concrete columns to form a lattice column, wherein the first steel pipe concrete column is respectively connected with the two second steel pipe concrete columns through a plurality of first cross beams and a plurality of first inter-column supports, and the two second steel pipe concrete columns are respectively connected through a plurality of second cross beams and a plurality of second inter-column supports;
and a third beam between two adjacent lattice columns and a third column between two second steel pipe concrete columns arranged on the same side are supported, connected and encircled to form a cylindrical cavity inside the granulation tower, and four outer vertical surfaces of the granulation tower are encircled to form a regular quadrangular prism.
Preferably, the first inter-column support is arranged between two adjacent first cross beams, the second inter-column support is arranged between two adjacent second cross beams, and the third inter-column support is arranged between two adjacent third cross beams.
Preferably, the first beam, the second beam and the third beam arranged at the same floor height form a beam surface; the cross beams in the cross beam surface corresponding to the floor surface of the granulation tower are made of I-shaped steel to form a floor support, and the cross beams in the rest part are made of steel pipes.
Preferably, the second cross beams and the third cross beams arranged at the same height are sequentially and alternately arranged and connected through the second steel pipe concrete columns to form a regular octagon, and eight second steel pipe concrete columns are distributed corresponding to the top points; each second steel pipe concrete column is connected with a circular beam which is arranged in a circular ring through a short section beam at the inner side of the octagon with the same height; and an outer cross beam parallel to the third cross beam is arranged on the outer side of the third cross beam.
Preferably, four side upright posts are arranged in parallel on the outer side of one outer vertical surface of the granulation tower; the side columns are respectively connected with the corresponding first steel pipe concrete column or second steel pipe concrete column through vertically arranged connecting beams, and a fourth beam is arranged between the adjacent side columns; an inclined support fixed on the corresponding first steel pipe concrete column or second steel pipe concrete column is arranged below each connecting cross beam; the auxiliary vertical surface formed by the four side upright posts and the adjacent outer vertical surface surround to form a stair space and an auxiliary space of the prilling tower, and an elevator space is arranged in the latticed column adjacent to the outer vertical surface.
Preferably, at least one of a first reinforcing beam vertically connecting the first cross beam and the steel pipe concrete column, a second reinforcing beam parallel to the first cross beam and a third reinforcing beam parallel to the second cross beam is arranged in the lattice column.
Preferably, a first inter-column support, a third inter-column support and a first inter-column support which are arranged on the same outer vertical surface and distributed between the high beams of the adjacent layers are sequentially connected into a whole to form an integrated support with two ends connected with two first steel pipe concrete columns on the same outer vertical surface; the integrated support is welded and fixed with the two second steel pipe concrete columns on the same outer vertical surface.
Preferably, the disorderly distributed steel fibers are doped into the concrete in the four first steel tube concrete columns and the eight vertically fixed second steel tube concrete columns; the pipe diameters of the four first steel pipe concrete columns and the eight vertically fixed second steel pipe concrete columns are reduced in a stepped manner from bottom to top.
Preferably, the first inter-column support is arranged between two adjacent first cross beams, one end of each first inter-column support is connected with a connecting node of one first cross beam and one first concrete filled steel tube column, and the other end of each first inter-column support is connected with a connecting node of the other first cross beam and the other second concrete filled steel tube column; the adjacent first inter-column supports at the lower part of the prilling tower are connected in an ending way, and the adjacent first inter-column supports at the upper part are arranged in the same inclined direction.
Preferably, the supports between the second columns and the supports between the third columns are arranged in a V shape; the second inter-column support is arranged between two adjacent second cross beams, two ends of each second inter-column support are connected with a connecting node of one second cross beam and one second concrete filled steel tube column, and the middle top point of each second inter-column support is connected with the other second cross beam; the third inter-column support is arranged between two adjacent third cross beams, two ends of the third inter-column support are connected with a connecting node of one third cross beam and the second concrete filled steel tube column, and the middle top point of the third inter-column support is connected with the other third cross beam.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention adopts a space truss structure, and combines a first steel pipe concrete column at each corner and two second steel pipe concrete columns adjacent to the first steel pipe concrete column into a lattice column; the four lattice columns are connected into a whole through the supports, a tower-shaped structure of an outer square column and an inner cylinder is formed, the integrity of the tower body is stronger, the effect of supporting batten strips among the arranged columns is utilized, and the effect of the arranged beam batten plates is utilized, so that the bending resistance of the columns is enhanced, the integrity of the tower body structure is enhanced, the structure is more stable, and the lateral movement resistance is better than that of a thin-walled tower body fully supported; and can be through the space truss structure that forms, connect every bearing pillar as the tower-shaped structure of the round tube inside and outside with supporting, every junction transmits force directly, every part stress is clear and reasonable, the junction is convenient for construct and assemble, the comprehensive fabrication cost is low; compared with a reinforced concrete structure, the steel structure tower is exquisite and transparent in structure, rich and colorful in appearance, light in dead weight and good in anti-seismic performance, components can be prefabricated in a factory and installed in a construction site, quality is guaranteed, the construction period is shortened, economic benefits are improved on the whole, and the tower wall above a material scraping layer can be provided with an air inlet more conveniently.
Furthermore, the cross beams connected by the triangular units formed between every two steel pipe concretes in the lattice column and the supports between the columns form a space truss structure, so that the strength of materials can be fully utilized, the materials are saved compared with a solid web beam, the self weight is reduced, and the rigidity is increased.
Furthermore, the side vertical faces are formed by the side upright columns attached and fixed to the steel tube concrete columns, so that the stairwell is arranged outside the tower body of the granulation tower, the function partitions are more clear, and the steel consumption is less.
Furthermore, through the setting of multiple strengthening beam, can carry out the adaptability setting to the concrete requirement in the different floors, better satisfied actual requirement reduces with the steel volume.
Furthermore, through the integrated support, the integrity of the outer vertical surface is enhanced, the construction and assembly efficiency is improved, and the use requirement is met while the steel consumption is reduced.
Furthermore, the compressive bearing capacity and the tensile bearing capacity of the steel pipe concrete column at the node can be improved, the strength of the node area is improved, and the design requirement of a strong node is met in the whole structure design.
Drawings
FIG. 1 is a schematic view of a structural layout of a tower mast system of a prilling tower according to an embodiment of the present invention.
FIG. 2 is a schematic view of the structure of FIG. 1 showing a V-shaped support in the direction of 1-1.
Fig. 3 is a schematic view of the structure in direction 2-2 of fig. 1.
Fig. 4 is a schematic view of the 3-3 direction structure of fig. 1.
FIG. 5 is a schematic view of the structure of FIG. 1 showing the direction 1-1 of the integrated support.
In the figure: the steel tube concrete column comprises a first steel tube concrete column 1, a second steel tube concrete column 2, a first cross beam 3, a first inter-column support 4, a second cross beam 5, a second inter-column support 6, a third cross beam 7, a third inter-column support 8, a side column 9, a connecting cross beam 10, a fourth cross beam 11, an inclined support 12, a first reinforcing beam 13, a second reinforcing beam 14, a third reinforcing beam 15, a short section beam 16, a ring beam 17 and an outer cross beam 18.
Detailed Description
The present invention will now be described in further detail with reference to specific examples, which are intended to be illustrative, but not limiting, of the invention.
The invention relates to a tower mast system of a giant lattice column square steel structure granulation tower, which is a giant lattice column square tower provided by applying an assembled steel pipe structure form to a chemical fertilizer industry granulation tower for the first time in China in order to improve the production efficiency of the industry. The invention adopts a space truss structure, combines three steel pipe concrete columns at each corner into four lattice columns, and has stronger integrity of the tower body and better lateral movement resistance than the tower body which is fully distributed with a thin-wall support. The latticed column batten material mainly comprises batten strips and batten plates, and is structurally characterized in that the material area is arranged far away from an inertia shaft, the bending resistance of the component can be enhanced under the condition of the same axial resistance, and materials are saved. The columns of the invention support the batten strips, thereby not only enhancing the bending resistance of the columns, but also enhancing the integrity of the tower body structure and leading the structure to be more stable.
The novel assembled giant lattice column square steel structure prilling tower mast structure provided by the invention is directly applied to projects such as a prilling tower for annual production of 85 ten thousand tons of compound fertilizers from Henan emperor Yifei, and has a good use effect in the daily production process; because the novel tower mast structure is fast in construction speed, the construction period can be obviously shortened, and the economic benefit is obviously improved.
Specifically, as shown in fig. 1-5, it comprises four vertically fixed first concrete filled steel tubular columns 1 and eight vertically fixed second concrete filled steel tubular columns 2; the four first concrete-filled steel tubular columns 1 are arranged in a square shape and are distributed corresponding to the vertex positions respectively; two second steel pipe concrete columns 2 which are uniformly distributed are arranged between the two first steel pipe concrete columns 1 on the same side; a first steel pipe concrete column 1 is respectively combined with two adjacent second steel pipe concrete columns 2 to form a lattice column, wherein the first steel pipe concrete column 1 is respectively connected with the two second steel pipe concrete columns 2 through a plurality of first cross beams 3 and a plurality of first inter-column supports 4, and the two second steel pipe concrete columns 2 are respectively connected through a plurality of second cross beams 5 and a plurality of second inter-column supports 6; the adjacent two lattice columns are connected through a third cross beam 7 and a third inter-column support 8 between the two second steel pipe concrete columns 2 which are arranged on the same side, the four lattice columns are sequentially connected and encircled to form a cylindrical cavity inside the granulation tower, and four outer vertical surfaces of the granulation tower are encircled to form a regular quadrangular prism. In this example, as shown in fig. 1, the longitudinal axes of the first concrete filled steel tubular column 1, the second concrete filled steel tubular column 2 and the first concrete filled steel tubular column 1 from left to right are identified as B, C, D, E; the longitudinal horizontal axis marks of the first steel pipe concrete column 1, the second steel pipe concrete column 2 and the first steel pipe concrete column 1 from bottom to top are respectively (i), (ii), (iii) and (iv).
As shown in fig. 2 to 5, the first inter-column support 4 is disposed between two adjacent first cross members 3, the second inter-column support 6 is disposed between two adjacent second cross members 5, and the third inter-column support 8 is disposed between two adjacent third cross members 7.
As shown in fig. 1 to 5, the first beam 3, the second beam 5 and the third beam 7 arranged at the same floor height form a beam surface; the cross beams in the cross beam surface corresponding to the floor surface of the granulation tower are made of I-shaped steel to form a floor support, and the cross beams in the rest part are made of steel pipes. The second cross beam 5 and the third cross beam 7 which are arranged at the same layer height are sequentially and alternately arranged and connected through the second steel pipe concrete columns 2 to form a regular octagon, and eight second steel pipe concrete columns 2 are distributed at positions corresponding to the vertexes; each second steel pipe concrete column 2 is connected with a circular ring beam 17 which is arranged in a circular ring shape through a short section beam 16 at the inner side of the octagon with the same height; the outer side of the third beam 7 is provided with an outer beam 18 parallel to the third beam, and a plurality of ring beams 17 coaxially arranged form a cylindrical cavity inside the prilling tower.
As shown in fig. 1 and 2, four side columns 9 are arranged in parallel outside one outer vertical surface of the prilling tower; the side columns 9 are respectively connected with the corresponding first steel pipe concrete column 1 or second steel pipe concrete column 2 through vertically arranged connecting beams 10, and a fourth beam 11 is arranged between the adjacent side columns 9; an inclined support 12 fixed on the corresponding first steel pipe concrete column 1 or second steel pipe concrete column 2 is arranged below each connecting cross beam 10; the auxiliary vertical surface formed by the four side upright posts 9 and the adjacent outer vertical surface surround to form a stair space and an auxiliary space of the prilling tower, and an elevator space is arranged in the latticed column adjacent to the outer vertical surface.
As shown in fig. 1, at least one of a first reinforcement beam 13 vertically connecting the first beam 3 and the steel core concrete column 1, a second reinforcement beam 14 parallel to the first beam 3, and a third reinforcement beam 15 parallel to the second beam 5 is provided in the lattice column.
As shown in fig. 5, a first inter-column support 4, a third inter-column support 8 and a first inter-column support 4 which are arranged on the same facade and distributed between the high beams of adjacent layers are connected in sequence to form an integral support, and two ends of the integral support are connected with two first steel pipe concrete columns 1 on the same facade; the integrated support is welded and fixed with the two second steel pipe concrete columns 2 on the same outer vertical surface.
The steel fibers distributed in a disorderly direction are doped into the concrete in the four first steel tube concrete columns 1 and the eight vertically fixed second steel tube concrete columns 2; the pipe diameters of the four first steel pipe concrete columns 1 and the eight vertically fixed second steel pipe concrete columns 2 are reduced in a stepped manner from bottom to top.
As shown in fig. 2-4, the first inter-column support 4 is disposed between two adjacent first beams 3, one end of the first inter-column support is connected to a connection node between one first beam 3 and the first concrete filled steel tubular column 1, and the other end of the first inter-column support is connected to a connection node between the other first beam 3 and the second concrete filled steel tubular column 2; the adjacent first inter-column supports 4 at the lower part of the prilling tower are connected in an end-to-end manner, and the adjacent first inter-column supports 4 at the upper part are arranged in the same inclined direction.
The second inter-column supports 6 and the third inter-column supports 8 are arranged in a V shape; the second inter-column support 6 is arranged between two adjacent second cross beams 5, two ends of the second inter-column support are connected with a connecting node of one second cross beam 5 and the second concrete filled steel tubular column 2, and the middle top point of the second inter-column support is connected with the other second cross beam 5; the third inter-column support 8 is arranged between two adjacent third cross beams 7, two ends of the third inter-column support are connected with a connecting node of one third cross beam 7 and the second concrete-filled steel tubular column 2, and the middle vertex of the third inter-column support is connected with the other third cross beam 7.
Claims (6)
1. A tower mast system of a giant lattice column square steel structure prilling tower is characterized by comprising four vertically fixed first steel tube concrete columns (1) and eight vertically fixed second steel tube concrete columns (2);
the four first concrete-filled steel tubular columns (1) are arranged in a square shape and are distributed corresponding to the vertex positions respectively; two second steel pipe concrete columns (2) which are uniformly distributed are arranged between the two first steel pipe concrete columns (1) on the same side;
a first steel pipe concrete column (1) is respectively combined with two adjacent second steel pipe concrete columns (2) to form a lattice column, wherein the first steel pipe concrete column (1) is respectively connected with the two second steel pipe concrete columns (2) through a plurality of first cross beams (3) and a plurality of first inter-column supports (4), and the two second steel pipe concrete columns (2) are respectively connected through a plurality of second cross beams (5) and a plurality of second inter-column supports (6);
a third cross beam (7) between two adjacent lattice columns and a third support (8) between the two second steel pipe concrete columns (2) arranged on the same side are connected and surrounded to form a cylindrical cavity inside the granulation tower, and four outer vertical surfaces of the granulation tower are surrounded to form a regular quadrangular prism;
the first inter-column support (4) is arranged between two adjacent first cross beams (3), the second inter-column support (6) is arranged between two adjacent second cross beams (5), and the third inter-column support (8) is arranged between two adjacent third cross beams (7);
the second cross beams (5) and the third cross beams (7) arranged at the same layer height are sequentially and alternately arranged and connected through the second steel pipe concrete columns (2) to form a regular octagon, and eight second steel pipe concrete columns (2) are distributed corresponding to the top points; each second steel pipe concrete column (2) is connected with a circular ring beam (17) arranged in a circular ring through a short section beam (16) on the inner side of the octagon with the same height; an outer cross beam (18) parallel to the third cross beam (7) is arranged on the outer side of the third cross beam;
at least one of a first stiffening beam (13) vertically connecting the first cross beam (3) and the first steel pipe concrete column (1), a second stiffening beam (14) parallel to the first cross beam (3) and a third stiffening beam (15) parallel to the second cross beam (5) is arranged in the latticed column;
a first inter-column support (4), a third inter-column support (8) and a first inter-column support (4) which are arranged on the same outer vertical surface and distributed between the high beams of the adjacent layers are sequentially connected into a whole to form an integrated support with two ends connected with two first steel pipe concrete columns (1) on the same outer vertical surface; the integrated support is welded and fixed with two second steel pipe concrete columns (2) on the same outer vertical surface.
2. A huge lattice column, square steel structure prilling tower mast system according to claim 1, characterized in that the first beam (3), the second beam (5) and the third beam (7) arranged at the same level form a beam plane; the cross beams in the cross beam surface corresponding to the floor surface of the granulation tower are made of I-shaped steel to form a floor support, and the cross beams in the rest part are made of steel pipes.
3. A tower mast system of a prilling tower of giant lattice column and square steel structure according to claim 1, characterized in that four side columns (9) are arranged in parallel outside one of the outer vertical faces of the prilling tower; the side columns (9) are respectively connected with the corresponding first steel tube concrete column (1) or second steel tube concrete column (2) through vertically arranged connecting beams (10), and a fourth beam (11) is arranged between the adjacent side columns (9); an inclined support (12) fixed on the corresponding first steel pipe concrete column (1) or second steel pipe concrete column (2) is arranged below each connecting cross beam (10); an auxiliary vertical surface formed by the four side upright posts (9) and an adjacent outer vertical surface surround to form a stair space and an auxiliary space of the prilling tower, and an elevator space is arranged in the lattice column adjacent to the outer vertical surface.
4. The tower mast system of a giant lattice column, square steel structure prilling tower of claim 1, wherein the concrete in the four first steel tube concrete columns (1) and the eight second steel tube concrete columns (2) fixed vertically is doped with steel fibers distributed disorderly; the pipe diameters of the four first steel pipe concrete columns (1) and the eight vertically fixed second steel pipe concrete columns (2) are reduced in a stepped manner from bottom to top.
5. A giant lattice column, square steel structure prilling tower mast system according to claim 1, characterized in that the first inter-column support (4) is arranged between two adjacent first beams (3), one end of which is connected with the connection node of one first beam (3) and the first steel pipe concrete column (1), and the other end of which is connected with the connection node of the other first beam (3) and the second steel pipe concrete column (2); the adjacent first inter-column supports (4) at the lower part of the prilling tower are connected end to end, and the adjacent first inter-column supports (4) at the upper part are arranged in the same inclined direction.
6. The tower mast system of a giant lattice column, square steel structure prilling tower of claim 1, wherein the second inter-column supports (6) and the third inter-column supports (8) are arranged in a V-shape; the second inter-column support (6) is arranged between two adjacent second cross beams (5), two ends of the second inter-column support are connected with a connecting node of one second cross beam (5) and the second concrete-filled steel tubular column (2), and the middle top point of the second inter-column support is connected with the other second cross beam (5); the third inter-column support (8) is arranged between two adjacent third cross beams (7), two ends of the third inter-column support are connected with a connecting node of one third cross beam (7) and the second concrete-filled steel tubular column (2), and the middle top point of the third inter-column support is connected with the other third cross beam (7).
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