CN112049367A - Segmented assembled high-rise building pipe well vertical pipeline structure and construction method thereof - Google Patents
Segmented assembled high-rise building pipe well vertical pipeline structure and construction method thereof Download PDFInfo
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- CN112049367A CN112049367A CN202011047106.9A CN202011047106A CN112049367A CN 112049367 A CN112049367 A CN 112049367A CN 202011047106 A CN202011047106 A CN 202011047106A CN 112049367 A CN112049367 A CN 112049367A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
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Abstract
The invention belongs to the technical field of high-rise building pipeline laying, in particular to a segmented assembled high-rise building pipe well vertical pipeline structure and a construction method thereof, wherein the construction method comprises the steps of pipe well vertical pipe data collection, pipe well vertical pipe module structure design checking calculation, pipe well vertical pipe deepening design, vertical pipe module factory manufacture, vertical pipe module transportation, field installation construction preparation, vertical pipe module field hoisting, inter-module welding connection and welding flaw detection acceptance checking; the construction method of the sectionally assembled vertical pipeline of the high-rise building pipe well has the advantages of modular factory processing, high manufacturing precision, good processing quality, high efficiency, modular field installation, few hoisting times, few field welding, simple and convenient construction, high efficiency, good quality, good field construction safety, low operation risk in the construction process, low material loss, short construction period, good economy, energy conservation and environmental protection.
Description
Technical Field
The invention belongs to the technical field of high-rise building pipeline laying, and particularly relates to a segmented assembled high-rise building pipe well vertical pipeline structure and a construction method thereof.
Background
In recent years, urban high-rise buildings in China are increasingly developed towards the direction of complex functions, and a shopping center, an office building and a hotel are often contained in the same high-rise building, so that various types of vertical pipelines have to be densely arranged in a pipe well with a narrow space to meet the rich building function requirements. The traditional construction method of the field processing and hoisting connection of the pipe well vertical pipe section by section needs a large amount of field processing and manufacturing, the field is short, the processing condition is limited, the level of the vertical pipe manufacturing process is low, in addition, a large amount of field hoisting and welding are needed, the vertical transportation equipment occupies long time, the construction difficulty is large, the efficiency is low, the construction period is long, and short plates exist in the electromechanical construction of high-rise buildings. Therefore, how to improve the manufacturing process level of the vertical pipe, improve the construction efficiency, reduce the construction difficulty and ensure the construction quality is a difficult problem for construction enterprises, and the problem needs to be solved as soon as possible.
The third construction, namely the third construction, of Chongqing construction relies on actual engineering projects, based on traditional construction experience, problems are used as guidance, active exploration and bold innovation are achieved, a construction industrialization idea is introduced, pipe well pipelines at one or more floor heights are used as a module unit segment, all pipelines and supports in the segment are processed and manufactured in a factory, combined and assembled, and then the segment is transported to a site to be integrally hoisted.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems described in the background art, the invention provides a segmented and assembled high-rise building pipe well vertical pipeline structure and a construction method thereof.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a construction method of a sectionally assembled high-rise building pipe well vertical pipeline, which comprises the following steps:
s1: collecting and arranging relevant data of the vertical pipes, confirming a fixed connection mode of each layer of vertical pipe frame and a main structure beam, confirming a load calculation mode and an intensity meter image compensation quantity calculation mode, confirming connection modes of pipelines, sleeves and supports under the conditions of different pipe diameters, different materials and heat preservation, confirming connection specifications of branch pipes, confirming water supply and drainage, fire protection and air conditioning, and confirming the pipeline diameter, position elevation and horizontal position orientation of each layer of three-way branch pipe;
s2: checking calculation for structural design of vertical pipe module of pipe well
(1) According to specific building structures and transportation and hoisting conditions, all vertical pipes of every 1-2 layers in each pipe well are taken as unit sections, and pipelines form a finished vertical pipe module with a pipeline frame through pipe clamps on the frame;
(2) primarily arranging the tube wells and the vertical tubes, determining all influence factors to be considered according to the collected and sorted relevant information of the tube wells and the vertical tubes, determining the influence of each factor on the arrangement of the vertical tubes, and reasonably and primarily arranging the tube wells according to the relevant design terms of prefabricated vertical tube technical specification GB 50682;
(3) fine adjustment of the arrangement of the vertical pipes of the pipe well, coarse adjustment of the positions of the vertical pipes in the pipe well by combining the civil engineering and the specific construction conditions of the steel structure major measured on site, reasonable arrangement of components and fittings of the pipe groups, and fine adjustment of the pipelines in the pipe well by combining various complex conditions;
(4) after the position arrangement of the vertical pipes in the pipe well is preliminarily determined, stress rechecking calculation is carried out on the pipe groups under the two conditions of no load and system operation, the optimal arrangement of the pipe groups is finally determined by combining the upper and lower limits of the stress of a structural floor slab given by the building design, and the structural design and calculation mainly comprise the calculation of all load combinations on a vertical pipe module support, the support strength and deformation calculation of a vertical pipe module and the stress calculation of the vertical pipe module on the structure;
s3: the method comprises the following steps of (1) deeply designing a vertical pipe of a pipe well, and arranging the specific installation position of each pipe fitting on the vertical pipe according to construction operation; determining the size, the number, the material and the connection mode of the components of the pipe group according to the design specification; drawing a processing drawing of each component by utilizing AUTOCAD and REVIT architectural drawings;
s4: the method comprises the following steps of (1) manufacturing a riser module in a factory, firstly calculating the total quantity of various pipelines, steel plates and profile steels required according to a riser module pipe frame processing diagram, then storing materials in advance according to a construction progress plan, inviting a supervision unit to accept the materials by a processing and manufacturing part according to a prefabricated riser manufacturing guide book and corresponding acceptance specifications after the materials reach the factory, finally processing a sleeve, a profile steel framework, a plate and a reinforcing rib, welding the riser module pipe frame, processing the riser module pipelines and installing a prefabricated pipe group;
s5: and after various tasks in the steps S1-S4 are prepared, starting installation construction, transporting the riser module to a construction area, hoisting the riser module to a specified position through hoisting equipment, and then welding and welding flaw detection acceptance of the riser module.
Preferably, the information of the well risers in S1 includes the number, specification, material, and pipeline switching status of the risers in each section, and the pipe fittings, specification, material, connection mode and riser parts on each riser.
Preferably, in the process of hoisting the pipe erecting module to the specified position in S5, it is necessary to ensure that the pipe set has sufficient operating space in the process of turning, and a self-control tool is also necessary to ensure the stability of the pipe set and the integrity of the pipe set in the process of turning and hoisting; the method comprises the steps that a civil tower crane and a self-made balance beam for hoisting are adopted to directly transport a prefabricated pipe group to the upper side of an unloading platform of a specified hoisting floor in the process of hoisting outside a building, the prefabricated pipe group is transported to a specified hoisting point in a core barrel through a self-made pipe group transport vehicle and a winch device, after the pipe group is rotated and successfully transported to a corresponding position in a pipe well through a travelling crane and a chain block tool, installers on all floors simultaneously fix the pipe group, and the hoisting process of the whole prefabricated pipe group is completed.
The sectionally assembled high-rise building pipe well vertical pipeline structure comprises vertical pipelines and a hoisting frame for fixing a plurality of side-by-side vertical pipelines; the hoisting frame comprises a U-shaped steel frame, a baffle, a sleeve and a fixed connection plate; the number of the U-shaped steel frames is two, the two end plane side walls of each U-shaped steel frame are welded together through two baffles, the U-shaped steel frames and the baffles form a rectangular frame, and a plurality of sleeves are welded between the two U-shaped steel frames; one end of the sleeve is higher than one end face of the U-shaped steel frame, the other end of the sleeve is flush with the other end face of the U-shaped steel frame, the fixed connection plates are symmetrically welded to one end of the sleeve and are arranged along the length direction of the U-shaped steel frame, and through holes are symmetrically formed in each fixed connection plate.
Preferably, the inner diameter of the sleeve is designed according to the outer diameter of the vertical pipeline, and the outer ring of the vertical pipeline is in clearance fit with the inner ring of the sleeve; the length of the baffle is the same as the diameter of the outer ring of the sleeve with larger diameter of the inner ring and the outer ring of the frame.
Preferably, the side wall of the outer ring of the sleeve, which is shorter than the length of the baffle plate, is symmetrically provided with connecting blocks; the connecting block is provided with one end provided with an arc surface, the arc surface is adapted to the side wall of the outer ring of the sleeve, one end surface of the connecting block is welded on the side wall of the outer ring of the sleeve, and the other end surface of the connecting block is welded on the U-shaped steel frame.
Preferably, the side wall of the outer ring of each sleeve is symmetrically provided with a limiting plate; the limiting plate is arranged along the length direction of the baffle, one plate surface of the limiting plate is attached to one end surface of the U-shaped steel frame, and one end of the limiting plate is welded on the side wall of the outer ring of the sleeve.
Preferably, the side walls of the concave parts at the two ends of each U-shaped steel frame are respectively provided with a lifting lug, and the lifting lugs are welded on the U-shaped steel frames.
Preferably, a plurality of fastening bolts are arranged on the side walls of the concave parts at the two ends of each U-shaped steel frame; the end part of the fastening bolt penetrates through the U-shaped steel frame and the connecting plate and extends into the sleeve.
The invention has the technical effects and advantages that:
the construction method of the vertical pipeline of the high-rise building pipe well assembled in sections comprises the steps of modular factory processing, high manufacturing precision, good processing quality, high efficiency, modular field installation, few hoisting times, few field welding, simple and convenient construction, high efficiency, good quality, good field construction safety, low operation risk in the construction process, low material loss, short construction period, good economy, energy conservation and environmental protection.
Drawings
The invention is further described with reference to the following figures and embodiments.
FIG. 1 is a flow chart of the construction process of the present invention;
figure 2 is a perspective view of the hoist frame of the present invention;
figure 3 is a top view of the sling rack of the present invention;
figure 4 is a bottom view of the sling rack of the present invention;
in the figure: the lifting frame 1, the U-shaped steel frame 11, the lifting lugs 111, the fastening bolts 112, the baffle 12, the sleeve 13, the connecting block 131, the limiting plate 132, the fixed connecting plate 14 and the through hole 141.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the following embodiments.
As shown in fig. 1 to 4, the construction method of the sectionally assembled high-rise building pipe well vertical pipeline of the invention comprises the following steps:
s1: collecting and arranging relevant data of the vertical pipes, confirming a fixed connection mode of each layer of vertical pipe frame and a main structure beam, confirming a load calculation mode and a strength meter image compensation quantity calculation mode, confirming a connection mode of a pipeline, a sleeve 13 and a support under the conditions of different pipe diameters, different materials and heat preservation, confirming the connection specification of branch pipes, confirming water supply and drainage, fire protection and air conditioning, and confirming the pipeline diameter, position elevation and horizontal position orientation of each layer of three-way branch pipe;
s2: checking calculation for structural design of vertical pipe module of pipe well
(1) According to specific building structures and transportation and hoisting conditions, all vertical pipes of every 1-2 layers in each pipe well are taken as unit sections, and pipelines form a finished vertical pipe module with a pipeline frame through pipe clamps on the frame;
(2) primarily arranging the tube wells and the vertical tubes, determining all influence factors to be considered according to the collected and sorted relevant information of the tube wells and the vertical tubes, determining the influence of each factor on the arrangement of the vertical tubes, and reasonably and primarily arranging the tube wells according to the relevant design terms of prefabricated vertical tube technical specification GB 50682;
(3) fine adjustment of the arrangement of the vertical pipes of the pipe well, coarse adjustment of the positions of the vertical pipes in the pipe well by combining the civil engineering and the specific construction conditions of the steel structure major measured on site, reasonable arrangement of components and fittings of the pipe groups, and fine adjustment of the pipelines in the pipe well by combining various complex conditions;
(4) after the position arrangement of the vertical pipes in the pipe well is preliminarily determined, stress rechecking calculation is carried out on the pipe groups under the two conditions of no load and system operation, the optimal arrangement of the pipe groups is finally determined by combining the upper and lower limits of the stress of a structural floor slab given by the building design, and the structural design and calculation mainly comprise the calculation of all load combinations on a vertical pipe module support, the support strength and deformation calculation of a vertical pipe module and the stress calculation of the vertical pipe module on the structure;
s3: the method comprises the following steps of (1) deeply designing a vertical pipe of a pipe well, and arranging the specific installation position of each pipe fitting on the vertical pipe according to construction operation; determining the size, the number, the material and the connection mode of the components of the pipe group according to the design specification; drawing a processing drawing of each component by utilizing AUTOCAD and REVIT architectural drawings;
s4: the method comprises the following steps of (1) manufacturing a riser module in a factory, firstly, calculating the total quantity of various pipelines, steel plates and profile steels required according to a riser module pipe frame processing diagram, then, storing materials in advance according to a construction progress plan, inviting a supervision unit to check and accept the materials by a processing and manufacturing part according to a prefabricated riser manufacturing guide book and corresponding check and acceptance specifications after the materials reach the factory, finally, processing a sleeve 13, a profile steel framework, a plate and a reinforcing rib, and welding a riser module pipe frame, processing riser module pipelines and installing a prefabricated pipe group;
s5: and after various tasks in the steps S1-S4 are prepared, starting installation construction, transporting the riser module to a construction area, hoisting the riser module to a specified position through hoisting equipment, and then welding and welding flaw detection acceptance of the riser module.
In an embodiment of the present invention, the information of the risers in the S1 well includes the number, specification, material, and pipe line transfer status of the risers in each section, and the pipe fittings, specification, material, connection method and riser parts on each riser.
As a specific embodiment of the present invention, in the process of hoisting the riser module to the designated position in S5, it is necessary to ensure that the pipe set has sufficient operating space in the process of rotating and standing, and a self-control tool is further used to ensure the stability of the pipe set and the integrity of the pipe set in the process of rotating and hoisting; the method comprises the steps that a civil tower crane and a self-made balance beam for hoisting are adopted to directly transport a prefabricated pipe group to the upper side of an unloading platform of a specified hoisting floor in the process of hoisting outside a building, the prefabricated pipe group is transported to a specified hoisting point in a core barrel through a self-made pipe group transport vehicle and a winch device, after the pipe group is rotated and successfully transported to a corresponding position in a pipe well through a travelling crane and a chain block tool, installers on all floors simultaneously fix the pipe group, and the hoisting process of the whole prefabricated pipe group is completed.
A sectionally assembled high-rise building pipe well vertical pipeline structure is suitable for a construction method of the sectionally assembled high-rise building pipe well vertical pipeline, and comprises a vertical pipeline and a hoisting frame 1 for fixing a plurality of parallel vertical pipelines; the hoisting frame 1 comprises a U-shaped steel frame 11, a baffle 12, a sleeve 13 and a fixed connection plate 14; the number of the U-shaped steel frames 11 is two, two planar side walls of two ends of each U-shaped steel frame 11 are welded together through two baffles 12, the U-shaped steel frames 11 and the baffles 12 enclose a rectangular frame, and a plurality of sleeves 13 are welded between the two U-shaped steel frames 11; one end of the sleeve 13 is higher than one end face of the U-shaped steel frame 11, the other end of the sleeve 13 is flush with the other end face of the U-shaped steel frame 11, fixing and connecting plates 14 are symmetrically welded at one end of the sleeve 13, the fixing and connecting plates 14 are arranged along the length direction of the U-shaped steel frame 11, and through holes 141 are symmetrically formed in each fixing and connecting plate 14; when the hoisting equipment hoists the vertical pipelines to the specified positions, if the vertical pipelines are hoisted to the specified positions one by one, the hoisting operation efficiency of the vertical pipelines is low, the time and the energy used by the hoisting equipment are wasted, and the hoisting operation cost is increased; therefore, by designing the hoisting frame 1 for fixing the plurality of parallel vertical pipelines, the operation efficiency of hoisting the vertical pipelines is improved while the safety of hoisting operation is ensured; the vertical pipelines are inserted into the sleeve 13, then the bolt connecting ends of the vertical pipelines are connected to the fixed connecting plate 14 through bolts, at the moment, the vertical pipelines are fixed on the hoisting frame 1, and then the hoisting frame 1 and the vertical pipelines are lifted together through hoisting equipment to be hoisted to a specified position; through this hoist and mount frame 1, can hoist a plurality of vertical pipelines simultaneously, reduce the hoist and mount number of times, improve hoist and mount efficiency, save time and cost to and fix vertical pipeline at hoist and mount frame 1 through solid fishplate bar 14, avoid vertical pipeline to appear the emergence that vertical pipeline breaks away from hoist and mount frame 1 phenomenon when hoist and mount, guarantee hoist and mount operation safety.
The inner diameter of the sleeve 13 is designed according to the outer diameter of the vertical pipeline, and the outer ring of the vertical pipeline is in clearance fit with the inner ring of the sleeve 13; the length of the baffle plate 12 is the same as the diameter of the outer ring of the sleeve 13 with larger diameter of the inner ring and the outer ring of the frame.
As a specific embodiment of the present invention, the side wall of the outer ring of the sleeve 13, which is shorter than the length of the baffle 12, is symmetrically provided with connecting blocks 131; one end of each connecting block 131 is provided with an arc surface, the arc surface is matched with the side wall of the outer ring of the sleeve 13, one end surface of each connecting block 131 is welded on the side wall of the outer ring of the sleeve 13, and the other end surface of each connecting block 131 is welded on the U-shaped steel frame 11; because the diameters of the vertical pipelines are different, the matching between the vertical pipeline and the sleeve 13 is considered when the diameter of the inner ring of the sleeve 13 is designed, so that the hoisting frame 1 can hoist the vertical pipelines with different outer diameters, the diameter of the inner ring of the sleeve is designed according to the vertical pipeline with the largest diameter of the outer ring on the hoisting frame 1, and meanwhile, the length of the baffle 12 is designed according to the sleeve 13 with the largest diameter of the outer ring, so that the adaptability of the hoisting frame 1 is improved.
As a specific embodiment of the present invention, a limiting plate 132 is symmetrically disposed on the outer ring side wall of each sleeve 13; the limiting plate 132 is arranged along the length direction of the baffle 12, one plate surface of the limiting plate 132 is attached to one end surface of the U-shaped steel frame 11, and one end of the limiting plate 132 is welded on the outer ring side wall of the sleeve 13; a limit plate 132 is arranged on the outer ring of each sleeve 13, so that the stability between the sleeves 13 and the U-shaped steel frame 11 is improved; if the not hard up phenomenon appears in sleeve pipe 13 and the 11 welding points of U-shaped steelframe, sleeve pipe 13 is pressed down to the gravity of vertical pipeline, leads to vertical pipeline to break away from hoist and mount frame 1, causes the hoist and mount accident, provides double-deck guarantee for the hoist and mount operation of vertical pipeline through limiting plate 132 for this reason.
As a specific embodiment of the present invention, lifting lugs 111 are respectively disposed on the side walls of the concave portions at the two ends of each U-shaped steel frame 11, and the lifting lugs 111 are welded on the U-shaped steel frames 11; through lug 111 for hoist and mount frame 1 is when hoist and mount operation, and hoist and mount wire rope not only ties in hoist and mount frame 1's rectangular frame, and hoist and mount wire rope also can tie on lug 111 simultaneously, provides double-deck guarantee for the hoist and mount operation of vertical pipeline on the one hand, and on the other hand selects more vertical pipeline angle of hoist and mount according to hoist and mount operation site space, improves the adaptability of hoist and mount frame 1.
As a specific embodiment of the present invention, a plurality of fastening bolts 112 are disposed on the side walls of the concave portions at both ends of each U-shaped steel frame 11; the end part of the fastening bolt 112 penetrates through the U-shaped steel frame 11 and the connecting plate and extends into the sleeve; through rotatory fastening bolt 112, increase the fastness between vertical pipeline and the sleeve once more, improve the security of hoist and mount operation.
The working principle is as follows: the vertical pipelines are inserted into the sleeve 13, then the bolt connecting ends of the vertical pipelines are connected to the fixed connecting plate 14 through bolts, at the moment, the vertical pipelines are fixed on the hoisting frame 1, and then the hoisting frame 1 and the vertical pipelines are lifted together through hoisting equipment to be hoisted to a specified position; through this hoist and mount frame 1, can hoist a plurality of vertical pipelines simultaneously, reduce the hoist and mount number of times, improve hoist and mount efficiency, save time and cost to and fix vertical pipeline at hoist and mount frame 1 through solid fishplate bar 14, avoid vertical pipeline to appear the emergence that vertical pipeline breaks away from hoist and mount frame 1 phenomenon when hoist and mount, guarantee hoist and mount operation safety.
Due to the fact that the diameters of the vertical pipelines are different, when the diameter of the inner ring of the sleeve 13 is designed, the vertical pipeline and the sleeve 13 are matched, the hoisting frame 1 can hoist the vertical pipelines with different outer diameters, the diameter of the inner ring of the sleeve is designed according to the vertical pipeline with the largest diameter of the outer ring of the hoisting frame 1, and meanwhile the length of the baffle 12 is designed according to the sleeve 13 with the largest diameter of the outer ring, so that the adaptability of the hoisting frame 1 is improved; a limiting plate 132 is arranged on the outer ring of each sleeve 13, so that the stability between the sleeves 13 and the U-shaped steel frame 11 is improved; if the welding point between the sleeve 13 and the U-shaped steel frame 11 is loosened, the sleeve 13 is pressed down by the gravity of the vertical pipeline, so that the vertical pipeline is separated from the hoisting frame 1, and a hoisting accident is caused, and therefore a double-layer guarantee is provided for the hoisting operation of the vertical pipeline through the limiting plate 132; meanwhile, the lifting lugs 111 are used, when the lifting frame 1 is subjected to lifting operation, the lifting steel wire rope is not only tied in the rectangular frame of the lifting frame 1, but also tied on the lifting lugs 111, on one hand, double-layer guarantee is provided for the lifting operation of the vertical pipeline, on the other hand, more lifting vertical pipeline angles are selected according to the lifting operation field space, and the adaptability of the lifting frame 1 is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A construction method of a sectionally assembled high-rise building pipe well vertical pipeline is characterized by comprising the following steps: the construction method comprises the following steps:
s1: collecting and arranging relevant data of the vertical pipes, confirming a fixed connection mode of each layer of vertical pipe frame and a main structure beam, confirming a load calculation mode and an intensity meter image compensation quantity calculation mode, confirming connection modes of pipelines, sleeves and supports under the conditions of different pipe diameters, different materials and heat preservation, confirming connection specifications of branch pipes, confirming water supply and drainage, fire protection and air conditioning, and confirming the pipeline diameter, position elevation and horizontal position orientation of each layer of three-way branch pipe;
s2: checking calculation for structural design of vertical pipe module of pipe well
(1) According to specific building structures and transportation and hoisting conditions, all vertical pipes of every 1-2 layers in each pipe well are taken as unit sections, and pipelines form a finished vertical pipe module with a pipeline frame through pipe clamps on the frame;
(2) primarily arranging the tube wells and the vertical tubes, determining all influence factors to be considered according to the collected and sorted relevant information of the tube wells and the vertical tubes, determining the influence of each factor on the arrangement of the vertical tubes, and reasonably and primarily arranging the tube wells according to the relevant design terms of prefabricated vertical tube technical specification GB 50682;
(3) fine adjustment of the arrangement of the vertical pipes of the pipe well, coarse adjustment of the positions of the vertical pipes in the pipe well by combining the civil engineering and the specific construction conditions of the steel structure major measured on site, reasonable arrangement of components and fittings of the pipe groups, and fine adjustment of the pipelines in the pipe well by combining various complex conditions;
(4) after the position arrangement of the vertical pipes in the pipe well is preliminarily determined, stress rechecking calculation is carried out on the pipe groups under the two conditions of no load and system operation, the optimal arrangement of the pipe groups is finally determined by combining the upper and lower limits of the stress of a structural floor slab given by the building design, and the structural design and calculation mainly comprise the calculation of all load combinations on a vertical pipe module support, the support strength and deformation calculation of a vertical pipe module and the stress calculation of the vertical pipe module on the structure;
s3: the method comprises the following steps of (1) deeply designing a vertical pipe of a pipe well, and arranging the specific installation position of each pipe fitting on the vertical pipe according to construction operation; determining the size, the number, the material and the connection mode of the components of the pipe group according to the design specification; drawing a processing drawing of each component by utilizing AUTOCAD and REVIT architectural drawings;
s4: the method comprises the following steps of (1) manufacturing a riser module in a factory, firstly calculating the total quantity of various pipelines, steel plates and profile steels required according to a riser module pipe frame processing diagram, then storing materials in advance according to a construction progress plan, inviting a supervision unit to accept the materials by a processing and manufacturing part according to a prefabricated riser manufacturing guide book and corresponding acceptance specifications after the materials reach the factory, finally processing a sleeve, a profile steel framework, a plate and a reinforcing rib, welding the riser module pipe frame, processing the riser module pipelines and installing a prefabricated pipe group;
s5: and after various tasks in the steps S1-S4 are prepared, starting installation construction, transporting the riser module to a construction area, hoisting the riser module to a specified position through hoisting equipment, and then welding and welding flaw detection acceptance of the riser module.
2. The construction method of the sectionally assembled high-rise building pipe well vertical pipeline according to claim 1, is characterized in that: the information of the risers in the well in the S1 includes the number, specification, material, pipeline switching condition in each section, and the pipe fittings, specification, material, connection mode and riser parts on each riser.
3. The construction method of the sectionally assembled high-rise building pipe well vertical pipeline according to claim 1, is characterized in that: in the process of hoisting the pipe erecting module to the specified position in the S5, sufficient operation space needs to be ensured in the process of rotating and erecting the pipe group, and a self-control tool needs to be used for ensuring the stability of the pipe group and the integrity of the pipe group in the process of rotating and hoisting; the method comprises the steps that a civil tower crane and a self-made balance beam for hoisting are adopted to directly transport a prefabricated pipe group to the upper side of an unloading platform of a specified hoisting floor in the process of hoisting outside a building, the prefabricated pipe group is transported to a specified hoisting point in a core barrel through a self-made pipe group transport vehicle and a winch device, after the pipe group is rotated and successfully transported to a corresponding position in a pipe well through a travelling crane and a chain block tool, installers on all floors simultaneously fix the pipe group, and the hoisting process of the whole prefabricated pipe group is completed.
4. The utility model provides a high-rise building tubular well vertical pipeline structure that segmentation was assembled, its characterized in that: the sectionally assembled high-rise building pipe well vertical pipeline structure is suitable for a construction method of the sectionally assembled high-rise building pipe well vertical pipeline in any one of claims 1 to 3, and comprises a vertical pipeline and a hoisting frame for fixing a plurality of parallel vertical pipelines; the hoisting frame comprises a U-shaped steel frame, a baffle, a sleeve and a fixed connection plate; the number of the U-shaped steel frames is two, the two end plane side walls of each U-shaped steel frame are welded together through two baffles, the U-shaped steel frames and the baffles form a rectangular frame, and a plurality of sleeves are welded between the two U-shaped steel frames; one end of the sleeve is higher than one end face of the U-shaped steel frame, the other end of the sleeve is flush with the other end face of the U-shaped steel frame, the fixed connection plates are symmetrically welded to one end of the sleeve and are arranged along the length direction of the U-shaped steel frame, and through holes are symmetrically formed in each fixed connection plate.
5. The sectionally assembled high-rise building pipe well vertical pipeline structure of claim 4, wherein: the inner diameter of the sleeve is designed according to the outer diameter of the vertical pipeline, and the outer ring of the vertical pipeline is in clearance fit with the inner ring of the sleeve; the length of the baffle is the same as the diameter of the outer ring of the sleeve with larger diameter of the inner ring and the outer ring of the frame.
6. The sectionally assembled high-rise building pipe well vertical pipeline structure of claim 4, wherein: connecting blocks are symmetrically arranged on the side wall of the outer ring of the sleeve, which is shorter than the length of the baffle; the connecting block is provided with one end provided with an arc surface, the arc surface is adapted to the side wall of the outer ring of the sleeve, one end surface of the connecting block is welded on the side wall of the outer ring of the sleeve, and the other end surface of the connecting block is welded on the U-shaped steel frame.
7. The sectionally assembled high-rise building pipe well vertical pipeline structure of claim 4, wherein: limiting plates are symmetrically arranged on the side wall of the outer ring of each sleeve; the limiting plate is arranged along the length direction of the baffle, one plate surface of the limiting plate is attached to one end surface of the U-shaped steel frame, and one end of the limiting plate is welded on the side wall of the outer ring of the sleeve.
8. The sectionally assembled high-rise building pipe well vertical pipeline structure of claim 4, wherein: and lifting lugs are respectively arranged on the side walls of the concave parts at the two ends of each U-shaped steel frame and welded on the U-shaped steel frames.
9. The sectionally assembled high-rise building pipe well vertical pipeline structure of claim 4, wherein: a plurality of fastening bolts are arranged on the side walls of the concave parts at the two ends of each U-shaped steel frame; the end part of the fastening bolt penetrates through the U-shaped steel frame and the connecting plate and extends into the sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576433A (en) * | 2022-03-23 | 2022-06-03 | 北京市第三建筑工程有限公司 | Mounting structure and mounting method for pipeline renewing support in through long pipe well |
| CN115233982A (en) * | 2022-06-23 | 2022-10-25 | 中亿丰建设集团股份有限公司 | Method for embedding modular sleeve in high-rise building pipeline |
| CN115898016A (en) * | 2022-12-08 | 2023-04-04 | 中建八局发展建设有限公司 | Pipe well casing integrated pre-burying construction method |
| CN116177404A (en) * | 2023-04-23 | 2023-05-30 | 中建安装集团有限公司 | Intelligent construction device and method for multiple vertical pipes in narrow space of super high-rise building |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576433A (en) * | 2022-03-23 | 2022-06-03 | 北京市第三建筑工程有限公司 | Mounting structure and mounting method for pipeline renewing support in through long pipe well |
| CN114576433B (en) * | 2022-03-23 | 2024-06-11 | 北京市第三建筑工程有限公司 | Pipeline replacement support mounting structure in through-long pipe well and mounting method |
| CN115233982A (en) * | 2022-06-23 | 2022-10-25 | 中亿丰建设集团股份有限公司 | Method for embedding modular sleeve in high-rise building pipeline |
| CN115898016A (en) * | 2022-12-08 | 2023-04-04 | 中建八局发展建设有限公司 | Pipe well casing integrated pre-burying construction method |
| CN116177404A (en) * | 2023-04-23 | 2023-05-30 | 中建安装集团有限公司 | Intelligent construction device and method for multiple vertical pipes in narrow space of super high-rise building |
| CN116177404B (en) * | 2023-04-23 | 2023-09-15 | 中建安装集团有限公司 | Intelligent construction device and method for multiple vertical pipes in narrow space of super high-rise building |
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