CN101713260B - Mounting method of steel chimney cylinder - Google Patents
Mounting method of steel chimney cylinder Download PDFInfo
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- CN101713260B CN101713260B CN2009102726055A CN200910272605A CN101713260B CN 101713260 B CN101713260 B CN 101713260B CN 2009102726055 A CN2009102726055 A CN 2009102726055A CN 200910272605 A CN200910272605 A CN 200910272605A CN 101713260 B CN101713260 B CN 101713260B
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Abstract
The invention relates to a mounting method of a steel chimney cylinder. In the mounting method of a steel chimney cylinder, the mounting of the steel chimney cylinder is carried out by two parts. The mounting method is characterized in that: (1) the elevation of the cylinder of a first part is Delta-4.5m- Delta-0.5m, an embedded central dial plate is used as a central point of the cylinder of thefirst part, and an auto crane of 16-25t is used for mounting; (2) the elevation of the cylinder of a second part is Delta-0.5m- Delta+70m, and the cylinder of the second part is mounted by three parts: the elevation of the cylinder of a first segment is Delta+36m- Delta+70m, the elevation of the cylinder of a second segment is Delta+11.5m- Delta+36m, and the elevation of the cylinder of a third segment is Delta-0.5- Delta+11.5; all sections of the cylinders of the cylinder segments are reversely mounted by adopting two sets of 10t fixed pulley blocks as a main hoisting system; and the cylinder of the third segment and the cylinder of the first part, the cylinders of the second segment and the third segment and the cylinders of the first segment and the second segment are all sequentially mounted by adopting two sets of 10t fixed pulley blocks as the main hoisting system. The mounting method has the characteristics of simple and convenient construction and low cost.
Description
Technical field
The invention belongs to steel chimney cylinder installation Technology field, be specifically related to a kind of mounting method of steel chimney cylinder.
Background technology
The heating furnace chimney is towering steel stack, and overall height 74.5m, steel stack are higher than pylon 15m, and inner wall of stack is provided with refractory lining, and the segmentation erection weight is big, can't use large-scale hoisting machinery because the place is narrow.
Summary of the invention
The object of the present invention is to provide the mounting method of a kind of easy construction, steel chimney cylinder that cost is low.
To achieve these goals, technical scheme of the present invention is: the mounting method of steel chimney cylinder, the installation of steel chimney cylinder divide two parts to carry out, and it is characterized in that it comprises the steps:
1) first's cylindrical shell absolute altitude is
Extremely
First's cylindrical shell is installed with 16～25t mobile crane as first's cylindrical shell central point with the center target of burying underground, and the centrad and the ovality of check first cylindrical shell, must satisfy code requirement; The base flange of first's cylindrical shell divides two parts to exist
Place's assembly unit, welding;
2) the second portion absolute altitude is
Extremely
The second portion cylindrical shell is divided into three sections installations: the absolute altitude of first section cylindrical shell is
Extremely
Height is 34m; The absolute altitude of second section cylindrical shell is
Extremely
Height is 24.5m; The absolute altitude of the 3rd section cylindrical shell is
Extremely
Height is 12m;
1. the installation of first section cylindrical shell: first section cylindrical shell is divided into 17 joint cylindrical shells, and the height of every joint cylindrical shell is 2 meters; Adopt 10 tons of fixed block groups of two covers as main crane system at 55 meters of mounted steel chimney tower, φ 16mm wire rope is adopted in lifting, and the fixed block group is fixed on the steel chimney tower; The top first segment cylindrical shell of first section cylindrical shell is delivered to the center of steel chimney tower by main crane system, upwards promote 2 meters then, reserve the installation site of next joint cylindrical shell, move horizontally the concentric position of next joint cylindrical shell then to first segment cylindrical shell bottom, the top, and on the first segment cylinder inboard wall circumference of the top even welding 4～6 point location clamps, topmost the first segment cylindrical shell falls after rise then, accurately cooperates back and next joint cylindrical shell to carry out assembly unit, welding by locating clamp plate;
And then upwards promote 2 meters, reserve again the installation site of next joint cylindrical shell, move horizontally again the concentric position of the supreme joint cylindrical shell bottom of next joint cylindrical shell then, and on a last joint cylinder inboard wall circumference, evenly weld 4～6 point location clamps, to go up a joint cylindrical shell then and fall after rise, and accurately cooperate back and next joint cylindrical shell again to carry out assembly unit, welding by locating clamp plate;
The rest may be inferred, all installs up to first section cylindrical shell;
Treat first section cylindrical shell assembly unit finish after whole again 55.5 meters of absolute altitude that are positioned at suitable for reading of first segment cylindrical shell topmost that rise to, then first section cylindrical shell is temporarily fixed on the steel chimney tower; In the enforcement chimney cap suitable for reading of first section cylindrical shell and the installation and the welding of chimney cat ladder, adopt three cable ropes to be fixed on the outer wall suspension ring of chimney cap then;
Untiing the hoist rope of main crane system and the top first segment cylindrical shell of first section cylindrical shell fixes, next joint cylindrical shell of the hoist rope of main crane system and first section cylindrical shell is fixed, again first section cylindrical shell and the temporary fixed of steel chimney tower are untied, first section cylindrical shell integral body is risen to 71.5 meters of absolute altitude of arriving suitable for reading of first segment cylindrical shell topmost, again first section cylindrical shell is temporarily fixed on the steel chimney tower; Again 10 tons of assembly pulleys of two covers are moved down into the main crane system of 45 meters of absolute altitude as second section cylindrical shell;
2. the installation of second section cylindrical shell: second section cylindrical shell is divided into 11 joint cylindrical shells;
By main crane system the top first segment cylindrical shell of second section cylindrical shell is delivered to the steel chimney tower center, upwards promote then, reserve the installation site of next joint cylindrical shell, move horizontally the concentric position of next joint cylindrical shell then to first segment cylindrical shell bottom, the top, and on the first segment cylinder inboard wall circumference of the top even welding 4～6 point location clamps, topmost the first segment cylindrical shell falls after rise then, accurately cooperates back and next joint cylindrical shell to carry out assembly unit, welding by locating clamp plate;
And then upwards promote, reserve again the installation site of next joint cylindrical shell, move horizontally again the concentric position of the supreme joint cylindrical shell bottom of next joint cylindrical shell then, and on a last joint cylinder inboard wall circumference, evenly weld 4～6 point location clamps, to go up a joint cylindrical shell then and fall after rise, and accurately cooperate back and next joint cylindrical shell again to carry out assembly unit, welding by locating clamp plate;
The rest may be inferred, all installs up to second section cylindrical shell;
Treat second section cylindrical shell assembly unit finish after whole again 37.0 meters of absolute altitude that are positioned at suitable for reading that rise to second section cylindrical shell, then second section cylindrical shell is temporarily fixed on the steel chimney tower; Untie the hoist rope of main crane system and the top first segment cylindrical shell of second section cylindrical shell and fix, again 10 tons of assembly pulleys of two covers are moved down into the main crane system of 35 meters of absolute altitude as the 3rd section cylindrical shell;
3. the installation of the 3rd section cylindrical shell: the 3rd section cylindrical shell is divided into 6 joint cylindrical shells, and the height of every joint steel chimney cylinder is 2.0 meters;
By main crane system the top first segment cylindrical shell of the 3rd section cylindrical shell is delivered to the steel chimney tower center, upwards promote then, reserve the installation site of next joint cylindrical shell, move horizontally the concentric position of next joint cylindrical shell then to first segment cylindrical shell bottom, the top, and on the first segment cylinder inboard wall circumference of the top even welding 4～6 point location clamps, topmost the first segment cylindrical shell falls after rise then, accurately cooperates back and next joint cylindrical shell to carry out assembly unit, welding by locating clamp plate;
And then upwards promote, reserve again the installation site of next joint cylindrical shell, move horizontally again the concentric position of the supreme joint cylindrical shell bottom of next joint cylindrical shell then, and on a last joint cylinder inboard wall circumference, evenly weld 4～6 point location clamps, to go up a joint cylindrical shell then and fall after rise, and accurately cooperate back and next joint cylindrical shell again to carry out assembly unit, welding by locating clamp plate;
The rest may be inferred, all installs up to the 3rd section cylindrical shell;
Treat the 3rd section cylindrical shell assembly unit finish after whole again 12.0 meters of absolute altitude that are positioned at suitable for reading that rise to the 3rd section cylindrical shell,
4. on the inwall circumference of the upper end of first's cylindrical shell, evenly weld 4～6 point location clamps, then the 3rd section cylindrical shell fallen after rise the contraposition welding;
Untie the hoist rope of main crane system and the top first segment cylindrical shell of the 3rd section cylindrical shell and fix, again 10 tons of assembly pulleys of two covers are moved upwards up to the main crane system that fall after rise as second section cylindrical shell at 45 meters of absolute altitude; The top first segment cylindrical shell of the hoist rope of main crane system and second section cylindrical shell is fixed, and second section cylindrical shell and the temporary fixed of steel chimney tower is untied again; Evenly weld 4～6 point location clamps on the upper end inwall circumference of the top first segment cylindrical shell of the 3rd section cylindrical shell, then second section cylindrical shell fallen back to contraposition welding on the 3rd section cylindrical shell;
Untie the hoist rope of main crane system and the top first segment cylindrical shell of second section cylindrical shell and fix, again 10 tons of assembly pulleys of two covers are moved upwards up to the main crane system that fall after rise as first section cylindrical shell at 55 meters of absolute altitude; Next joint cylindrical shell of the hoist rope of main crane system and first section cylindrical shell is fixed, and first section cylindrical shell and the temporary fixed of steel chimney tower is untied again; Evenly weld 4～6 point location clamps on the upper end inwall circumference of the top first segment cylindrical shell of second section cylindrical shell, then first section cylindrical shell fallen back to contraposition welding on second section cylindrical shell.
The invention has the beneficial effects as follows:
1, easy construction, workable; Be not subjected to the restriction of fabricating yard condition, applied widely.
2, use this method mounting steel chimney cylindrical shell, can reduce cost, it is narrow to have solved the place effectively, the problem that mounting cost is low, and have comprehensive technology economic benefit preferably.
Description of drawings
Fig. 1 is a scheme of installation of the present invention;
Fig. 2 is the lifting schematic diagram of steel chimney tower;
Among the figure: 1-fixed pulley, 2-hoist engine, 3-first Chain block, 4-second Chain block, 5-the 3rd Chain block, the 6-first ear rope, the dilatory rope of 7-master, the 8-second ear rope, 9-leading block, the 10-pole, the 11-running block, 12-pylon cross bar or pylon support, 13-fixed pulley group, 14-first segment pylon, 15-hanger, 16-elevator steel cable; The 17-steel chimney tower, 18-steel chimney cylinder, 19-chimney cap, 20-cable rope.
The specific embodiment
Show as Fig. 1, the mounting method of steel chimney cylinder, the installation of steel chimney cylinder 18 divides two parts to carry out (being first's cylindrical shell, second portion cylindrical shell), it is characterized in that it comprises the steps:
1) first's cylindrical shell absolute altitude is
Extremely
First's cylindrical shell is installed with 16～25t mobile crane as first's cylindrical shell central point with the center target of burying underground, and the centrad and the ovality of check first cylindrical shell, must satisfy code requirement; The base flange of first's cylindrical shell divides two parts to exist
Place's assembly unit, welding;
2) the second portion absolute altitude is
Extremely
The second portion cylindrical shell adopts the method that combines along dress and upside-down mounting to install; The second portion cylindrical shell is divided into three sections installations (i.e. first section cylindrical shell, second section cylindrical shell, the 3rd section cylindrical shell): the absolute altitude of first section cylindrical shell is
Extremely
Height is 34m; The absolute altitude of second section cylindrical shell is
Extremely
Height is 24.5m; The absolute altitude of the 3rd section cylindrical shell is
Extremely
Height is 12m;
1. the installation of first section cylindrical shell: first section cylindrical shell is divided into 17 joint cylindrical shells (every joint cylindrical shell upside-down mounting, promptly dress is gone up a joint most earlier, refills next joint at last), and the height of every joint cylindrical shell is 2 meters; Adopt two 10 tons of fixed block groups of cover (3 * 3) as main crane system at 55 meters of mounted steel chimney tower 17, φ 16mm wire rope is adopted in lifting, adopts φ 25mm wire rope to twine twice the fixed block group is fixed on the steel chimney tower (being tower top); The top first segment cylindrical shell of first section cylindrical shell is delivered to the center of steel chimney tower by main crane system, upwards promote 2 meters then, reserve the installation site of next joint cylindrical shell, move horizontally the concentric position of next joint cylindrical shell then to first segment cylindrical shell bottom, the top, and on the first segment cylinder inboard wall circumference of the top even welding 4～6 point location clamps, topmost the first segment cylindrical shell falls after rise then, accurately cooperates back and next joint cylindrical shell to carry out assembly unit, welding and check by locating clamp plate;
And then upwards promote 2 meters (topmost first segment cylindrical shell band next joint cylindrical shell and upwards promoted 2 meters), reserve again the installation site of next joint cylindrical shell, move horizontally again the concentric position of the supreme joint cylindrical shell bottom of next joint cylindrical shell then, and on a last joint cylinder inboard wall circumference, evenly weld 4～6 point location clamps, to go up a joint cylindrical shell then and fall after rise, and accurately cooperate back and next joint cylindrical shell again to carry out assembly unit, welding and check by locating clamp plate;
The rest may be inferred, all installs up to first section cylindrical shell;
Treat first section cylindrical shell assembly unit finish after whole again 55.5 meters of absolute altitude that are positioned at suitable for reading of first segment cylindrical shell topmost that rise to, then first section cylindrical shell is temporarily fixed on the steel chimney tower, fixed form adopts at the top of first section cylindrical shell first segment inner barrel weldering cross, outer symmetrical is welded two hangers, adopts 2 10 tons of shackles and 10 tons of Chain blocks of 2 covers as the main device for hoisting that continues to rise to design elevation; In the enforcement chimney cap 19 suitable for reading of first section cylindrical shell and the installation and the welding of chimney cat ladder, adopt three φ 25mm cable ropes (wire rope) 20 to be fixed on the outer wall suspension ring of chimney cap then, highly can not swing at this to guarantee steel stack;
Untiing the hoist rope of main crane system and the top first segment cylindrical shell of first section cylindrical shell fixes, next joint cylindrical shell of the hoist rope of main crane system and first section cylindrical shell is fixed (this moment, first section cylindrical shell played by main crane system), again first section cylindrical shell and the temporary fixed of steel chimney tower are untied, next joint cylindrical shell of the hoist rope of main crane system and first section cylindrical shell is fixed, first section cylindrical shell integral body is risen to 71.5 meters of absolute altitude of arriving suitable for reading of first segment cylindrical shell topmost, again first section cylindrical shell is temporarily fixed on the steel chimney tower; After this operation is finished, again two 10 tons of assembly pulleys of cover (3 * 3) are moved down into the main crane system of 45 meters of absolute altitude as second section cylindrical shell;
2. the installation of second section cylindrical shell: second section cylindrical shell is divided into 11 joint cylindrical shells (every joint cylindrical shell upside-down mounting, promptly dress is gone up a joint most earlier, refills next joint at last);
By main crane system the top first segment cylindrical shell of second section cylindrical shell is delivered to the steel chimney tower center, upwards promote then, reserve the installation site of next joint cylindrical shell, move horizontally the concentric position of next joint cylindrical shell then to first segment cylindrical shell bottom, the top, and on the first segment cylinder inboard wall circumference of the top even welding 4～6 point location clamps, topmost the first segment cylindrical shell falls after rise then, accurately cooperates back and next joint cylindrical shell to carry out assembly unit, welding and check by locating clamp plate;
And then upwards promote, reserve again the installation site of next joint cylindrical shell, move horizontally again the concentric position of the supreme joint cylindrical shell bottom of next joint cylindrical shell then, and on a last joint cylinder inboard wall circumference, evenly weld 4～6 point location clamps, to go up a joint cylindrical shell then and fall after rise, and accurately cooperate back and next joint cylindrical shell again to carry out assembly unit, welding and check by locating clamp plate;
The rest may be inferred, all installs up to second section cylindrical shell;
Treat second section cylindrical shell assembly unit finish after whole again 37.0 meters of absolute altitude that are positioned at suitable for reading that rise to second section cylindrical shell, then second section cylindrical shell is temporarily fixed on the steel chimney tower; Untie the hoist rope of main crane system and the top first segment cylindrical shell of second section cylindrical shell and fix, again two 10 tons of assembly pulleys of cover (3 * 3) are moved down into the main crane system of 35 meters of absolute altitude as the 3rd section cylindrical shell;
3. the installation of the 3rd section cylindrical shell: the 3rd section cylindrical shell is divided into 6 joint cylindrical shells (every joint cylindrical shell upside-down mounting, promptly dress is gone up a joint most earlier, refills next joint at last), and the height of every joint steel chimney cylinder is 2.0 meters;
By main crane system the top first segment cylindrical shell of the 3rd section cylindrical shell is delivered to the steel chimney tower center, upwards promote then, reserve the installation site of next joint cylindrical shell, move horizontally the concentric position of next joint cylindrical shell then to first segment cylindrical shell bottom, the top, and on the first segment cylinder inboard wall circumference of the top even welding 4～6 point location clamps, topmost the first segment cylindrical shell falls after rise then, accurately cooperates back and next joint cylindrical shell to carry out assembly unit, welding and check by locating clamp plate;
And then upwards promote, reserve again the installation site of next joint cylindrical shell, move horizontally again the concentric position of the supreme joint cylindrical shell bottom of next joint cylindrical shell then, and on a last joint cylinder inboard wall circumference, evenly weld 4～6 point location clamps, to go up a joint cylindrical shell then and fall after rise, and accurately cooperate back and next joint cylindrical shell again to carry out assembly unit, welding and check by locating clamp plate;
The rest may be inferred, all installs up to the 3rd section cylindrical shell;
Treat the 3rd section cylindrical shell assembly unit finish after whole again 12.0 meters of absolute altitude that are positioned at suitable for reading that rise to the 3rd section cylindrical shell,
4. on the inwall circumference of the upper end of first's cylindrical shell, evenly weld 4～6 point location clamps, then the 3rd section cylindrical shell fallen after rise contraposition welding (employing) along adorning;
When every joint cylindrical shell counterpart is welded, at first use the verticality of transit side graduated cylinder body, assist levelling, centering and location with 2 Chain blocks then, and weld, guarantee that every joint cylindrical shell butt joint error is no more than t/3 (t wall thickness), guarantees the whole verticality of chimney;
Untie the hoist rope of main crane system and the top first segment cylindrical shell of the 3rd section cylindrical shell and fix, again two 10 tons of assembly pulleys of cover (3 * 3) are moved upwards up to the main crane system that fall after rise as second section cylindrical shell at 45 meters of absolute altitude; The top first segment cylindrical shell of the hoist rope of main crane system and second section cylindrical shell is fixed, and second section cylindrical shell and the temporary fixed of steel chimney tower is untied again; Evenly weld 4～6 point location clamps on the upper end inwall circumference of the top first segment cylindrical shell of the 3rd section cylindrical shell, then second section cylindrical shell fallen back to contraposition welding (employing) on the 3rd section cylindrical shell along dress;
Untie the hoist rope of main crane system and the top first segment cylindrical shell of second section cylindrical shell and fix, again two 10 tons of assembly pulleys of cover (3 * 3) are moved upwards up to the main crane system that fall after rise as first section cylindrical shell at 55 meters of absolute altitude; Next joint cylindrical shell of the hoist rope of main crane system and first section cylindrical shell is fixed, and first section cylindrical shell and the temporary fixed of steel chimney tower is untied again; Evenly weld 4～6 point location clamps on the upper end inwall circumference of the top first segment cylindrical shell of second section cylindrical shell, then first section cylindrical shell fallen back to contraposition welding (employing) on second section cylindrical shell along dress.Steel chimney cylinder 18 is 74.5m with the high sum of chimney cap 19.
After steel chimney cylinder installs, erection tower platform from top to bottom; The steel chimney cylinder perpendicularity deviation is pressed H/2500+10mm ,≤38mm, every sections perpendicularity deviation is pressed H/1000, but the requirement that is no more than 10mm is controlled.
As shown in Figure 2, the hanging method of mounting steel chimney tower, it comprises the steps:
1) the first segment pylon of steel chimney tower (comprise cross bar and support, being called first segment pylon on the basis) adopts 16～25t mobile crane to install;
2) simple and easy hoisting device is installed: simple and easy hoisting device comprises fixed pulley 1, hoist engine 2, first Chain block 3, second Chain block 4, the 3rd Chain block 5, the first ear rope 6, main dilatory rope 7, the second ear rope 8, leading block 9, pole 10, running block 11, fixed pulley group 13, hanger 15, elevator steel cable 16; The bottom and the hanger 15 hinged (universal hinging) of pole (or claiming suspension rod) 10, the upper end of pole 10 is provided with fixed pulley group 13, the first ear rope (diameter 16mm) 6, main dilatory rope (diameter 16mm) 7, fixedly connected with the top of pole 10 respectively in the upper end of the second ear rope (diameter 16mm) 8, the first ear rope 6, main dilatory rope 7, the lower end of the second ear rope 8 is the hoisting chain of corresponding successively first Chain block 3 respectively, the hoisting chain of second Chain block 4, the hoisting chain of the 3rd Chain block 5 connects (operates first Chain block 3, second Chain block 4, the 3rd Chain block 5, can adjust the upper end height and the swing position overhead of pole 10, make the material that hangs reach desired location); Hoist engine 2 is fixed on the basis (ground), after an end of the elevator steel cable 16 on the hoist engine 2 passes through fixed pulley 1, leading block 9, fixed pulley group 13 successively, walks around that running block 11 back and fixed pulley group are 13 fixing (or fixes with the upper end of pole 10 again; Hoist engine 2 rollings, running block 11 rises, and hoist engine 2 unreels, and running block 11 descends, the pylon cross bar by the suspension hook band on the running block 11 or pylon support 12 risings reach desired location), running block 11 is provided with suspension hook;
According to " functional archiotecture construction handbook regulation steel pipe unipods pole generally adopts Φ 159mm～Φ 426mm seamless steel pipe to make, so adopt long 16m, Φ 168 * 10 poles { side 2/3 place highly at the first segment pylon adds the angle steel (be hanger) of 3 length of sides of weldering more than 50 } to lift at the pylon more than the first segment;
After the first segment pylon of steel chimney tower installs, fixed pulley 1 adopts the colligation of φ 16mm Lang lay rope to be fixed on a side bottom of mounted first segment pylon 14, leading block 9 is fixed on a side roof part of mounted first segment pylon 14, and hanger 15 is fixed on a upper lateral part (and with this suspension centre as the lifting pole) of mounted first segment pylon;
3) material of second of the steel chimney tower joint pylon (pylon cross bar or pylon support 12) lifts the installation site by simple and easy hoisting device (hang on the suspension hook of simple and easy hoisting device by material, implement to promote by the hoist engine of simple and easy hoisting device, rise to the precalculated position and install, to satisfy the needs of the second joint tower hoisting);
4) after second of the steel chimney tower joint pylon (pylon cross bar or pylon support 12) installs, to move a upper lateral part that is fixed on the mounted second joint pylon on the hanger 15, the material (pylon cross bar or pylon support 12) of the 3rd joint pylon of steel chimney tower lifts the installation site by simple and easy hoisting device; The rest may be inferred, all installs up to steel chimney tower.
Claims (1)
1. the mounting method of steel chimney cylinder, the installation of steel chimney cylinder divides two parts to carry out, and it is characterized in that it comprises the steps:
1) first's cylindrical shell absolute altitude is
Extremely
First's cylindrical shell is installed with 16～25t mobile crane as first's cylindrical shell central point with the center target of burying underground, and the centrad and the ovality of check first cylindrical shell, must satisfy code requirement; The base flange of first's cylindrical shell divides two parts to exist
Place's assembly unit, welding;
2) the second portion absolute altitude is
Extremely
The second portion cylindrical shell is divided into three sections installations: the absolute altitude of first section cylindrical shell is
Extremely
Height is 34m; The absolute altitude of second section cylindrical shell is
Extremely
Height is 24.5m; The absolute altitude of the 3rd section cylindrical shell is
Extremely
Height is 12m;
1. the installation of first section cylindrical shell: first section cylindrical shell is divided into 17 joint cylindrical shells, and the height of every joint cylindrical shell is 2 meters; Adopt 10 tons of fixed block groups of two covers as main crane system at 55 meters of mounted steel chimney tower, φ 16mm wire rope is adopted in lifting, and the fixed block group is fixed on the steel chimney tower; The top first segment cylindrical shell of first section cylindrical shell is delivered to the center of steel chimney tower by main crane system, upwards promote 2 meters then, reserve the installation site of next joint cylindrical shell, move horizontally the concentric position of next joint cylindrical shell then to first segment cylindrical shell bottom, the top, and on the first segment cylinder inboard wall circumference of the top even welding 4～6 point location clamps, topmost the first segment cylindrical shell falls after rise then, accurately cooperates back and next joint cylindrical shell to carry out assembly unit, welding by locating clamp plate;
And then upwards promote 2 meters, reserve again the installation site of next joint cylindrical shell, move horizontally again the concentric position of the supreme joint cylindrical shell bottom of next joint cylindrical shell then, and on a last joint cylinder inboard wall circumference, evenly weld 4～6 point location clamps, to go up a joint cylindrical shell then and fall after rise, and accurately cooperate back and next joint cylindrical shell again to carry out assembly unit, welding by locating clamp plate;
The rest may be inferred, all installs up to first section cylindrical shell;
Treat first section cylindrical shell assembly unit finish after whole again 55.5 meters of absolute altitude that are positioned at suitable for reading of first segment cylindrical shell topmost that rise to, then first section cylindrical shell is temporarily fixed on the steel chimney tower; In the enforcement chimney cap suitable for reading of first section cylindrical shell and the installation and the welding of chimney cat ladder, adopt three cable ropes to be fixed on the outer wall suspension ring of chimney cap then;
Untiing the hoist rope of main crane system and the top first segment cylindrical shell of first section cylindrical shell fixes, next joint cylindrical shell of the hoist rope of main crane system and first section cylindrical shell is fixed, again first section cylindrical shell and the temporary fixed of steel chimney tower are untied, first section cylindrical shell integral body is risen to 71.5 meters of absolute altitude of arriving suitable for reading of first segment cylindrical shell topmost, again first section cylindrical shell is temporarily fixed on the steel chimney tower; Again 10 tons of assembly pulleys of two covers are moved down into the main crane system of 45 meters of absolute altitude as second section cylindrical shell;
2. the installation of second section cylindrical shell: second section cylindrical shell is divided into 11 joint cylindrical shells;
By main crane system the top first segment cylindrical shell of second section cylindrical shell is delivered to the steel chimney tower center, upwards promote then, reserve the installation site of next joint cylindrical shell, move horizontally the concentric position of next joint cylindrical shell then to first segment cylindrical shell bottom, the top, and on the first segment cylinder inboard wall circumference of the top even welding 4～6 point location clamps, topmost the first segment cylindrical shell falls after rise then, accurately cooperates back and next joint cylindrical shell to carry out assembly unit, welding by locating clamp plate;
And then upwards promote, reserve again the installation site of next joint cylindrical shell, move horizontally again the concentric position of the supreme joint cylindrical shell bottom of next joint cylindrical shell then, and on a last joint cylinder inboard wall circumference, evenly weld 4～6 point location clamps, to go up a joint cylindrical shell then and fall after rise, and accurately cooperate back and next joint cylindrical shell again to carry out assembly unit, welding by locating clamp plate;
The rest may be inferred, all installs up to second section cylindrical shell;
Treat second section cylindrical shell assembly unit finish after whole again 37.0 meters of absolute altitude that are positioned at suitable for reading that rise to second section cylindrical shell, then second section cylindrical shell is temporarily fixed on the steel chimney tower; Untie the hoist rope of main crane system and the top first segment cylindrical shell of second section cylindrical shell and fix, again 10 tons of assembly pulleys of two covers are moved down into the main crane system of 35 meters of absolute altitude as the 3rd section cylindrical shell;
3. the installation of the 3rd section cylindrical shell: the 3rd section cylindrical shell is divided into 6 joint cylindrical shells, and the height of every joint steel chimney cylinder is 2.0 meters;
By main crane system the top first segment cylindrical shell of the 3rd section cylindrical shell is delivered to the steel chimney tower center, upwards promote then, reserve the installation site of next joint cylindrical shell, move horizontally the concentric position of next joint cylindrical shell then to first segment cylindrical shell bottom, the top, and on the first segment cylinder inboard wall circumference of the top even welding 4～6 point location clamps, topmost the first segment cylindrical shell falls after rise then, accurately cooperates back and next joint cylindrical shell to carry out assembly unit, welding by locating clamp plate;
And then upwards promote, reserve again the installation site of next joint cylindrical shell, move horizontally again the concentric position of the supreme joint cylindrical shell bottom of next joint cylindrical shell then, and on a last joint cylinder inboard wall circumference, evenly weld 4～6 point location clamps, to go up a joint cylindrical shell then and fall after rise, and accurately cooperate back and next joint cylindrical shell again to carry out assembly unit, welding by locating clamp plate;
The rest may be inferred, all installs up to the 3rd section cylindrical shell;
Treat the 3rd section cylindrical shell assembly unit finish after whole again 12.0 meters of absolute altitude that are positioned at suitable for reading that rise to the 3rd section cylindrical shell,
4. on the inwall circumference of the upper end of first's cylindrical shell, evenly weld 4～6 point location clamps, then the 3rd section cylindrical shell fallen after rise the contraposition welding;
Untie the hoist rope of main crane system and the top first segment cylindrical shell of the 3rd section cylindrical shell and fix, again 10 tons of assembly pulleys of two covers are moved upwards up to the main crane system that fall after rise as second section cylindrical shell at 45 meters of absolute altitude; The top first segment cylindrical shell of the hoist rope of main crane system and second section cylindrical shell is fixed, and second section cylindrical shell and the temporary fixed of steel chimney tower is untied again; Evenly weld 4～6 point location clamps on the upper end inwall circumference of the top first segment cylindrical shell of the 3rd section cylindrical shell, then second section cylindrical shell fallen back to contraposition welding on the 3rd section cylindrical shell;
Untie the hoist rope of main crane system and the top first segment cylindrical shell of second section cylindrical shell and fix, again 10 tons of assembly pulleys of two covers are moved upwards up to the main crane system that fall after rise as first section cylindrical shell at 55 meters of absolute altitude; Next joint cylindrical shell of the hoist rope of main crane system and first section cylindrical shell is fixed, and first section cylindrical shell and the temporary fixed of steel chimney tower is untied again; Evenly weld 4～6 point location clamps on the upper end inwall circumference of the top first segment cylindrical shell of second section cylindrical shell, then first section cylindrical shell fallen back to contraposition welding on second section cylindrical shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102726055A CN101713260B (en) | 2009-10-30 | 2009-10-30 | Mounting method of steel chimney cylinder |
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| CN2009102726055A CN101713260B (en) | 2009-10-30 | 2009-10-30 | Mounting method of steel chimney cylinder |
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| CN101713260A CN101713260A (en) | 2010-05-26 |
| CN101713260B true CN101713260B (en) | 2011-06-08 |
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| CN2009102726055A Expired - Fee Related CN101713260B (en) | 2009-10-30 | 2009-10-30 | Mounting method of steel chimney cylinder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936536B (en) * | 2010-09-30 | 2012-12-05 | 上海江南长兴造船有限责任公司 | Method for constructing ship chimney section |
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| CN104801836B (en) * | 2015-03-03 | 2017-04-05 | 番禺珠江钢管（珠海）有限公司 | Oversea wind power generation jacket basis flange installation method |
| CN105781205B (en) * | 2015-11-30 | 2018-02-06 | 中国化学工程第三建设有限公司 | A kind of guider in place of the aerial group pair of heavy tower equipment segmental hoisting |
| CN109594839A (en) * | 2018-12-17 | 2019-04-09 | 广州市第四建筑工程有限公司 | A kind of installation method of sleeve-type chimney inner cylinder |
| CN110159057B (en) * | 2019-05-24 | 2021-01-22 | 中国二十二冶集团有限公司 | Mounting and construction method for smoke pipe of technically improved factory building |
| CN111980367A (en) * | 2020-08-31 | 2020-11-24 | 中国二十二冶集团有限公司 | Inverted construction method for elevator shaft |
| CN113758476B (en) * | 2021-08-06 | 2024-03-29 | 上海二十冶建设有限公司 | Perpendicularity control method for variable-section chimney in turnover formwork construction |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4486984A (en) * | 1982-09-24 | 1984-12-11 | Carty John J | Method for construction of a precast chimney |
| CN1043973A (en) * | 1989-11-06 | 1990-07-18 | 浙江省工业设备安装公司 | Equal-diameter steel chimney holder-on upside-down charging method |
| CN1087155A (en) * | 1993-11-19 | 1994-05-25 | 骆锡耀 | Fan-shaped cellular-type steel stack such as full circle and air-rise upside-down job practices thereof |
| CN101333885A (en) * | 2007-06-27 | 2008-12-31 | 江南造船(集团)有限责任公司 | Chimney unit preassembling and integral hoisting technological process |
-
2009
- 2009-10-30 CN CN2009102726055A patent/CN101713260B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4486984A (en) * | 1982-09-24 | 1984-12-11 | Carty John J | Method for construction of a precast chimney |
| CN1043973A (en) * | 1989-11-06 | 1990-07-18 | 浙江省工业设备安装公司 | Equal-diameter steel chimney holder-on upside-down charging method |
| CN1087155A (en) * | 1993-11-19 | 1994-05-25 | 骆锡耀 | Fan-shaped cellular-type steel stack such as full circle and air-rise upside-down job practices thereof |
| CN101333885A (en) * | 2007-06-27 | 2008-12-31 | 江南造船(集团)有限责任公司 | Chimney unit preassembling and integral hoisting technological process |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936536B (en) * | 2010-09-30 | 2012-12-05 | 上海江南长兴造船有限责任公司 | Method for constructing ship chimney section |
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| CN101713260A (en) | 2010-05-26 |
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