CN115162596A - Circular dome roof steel truss construction method - Google Patents
Circular dome roof steel truss construction method Download PDFInfo
- Publication number
- CN115162596A CN115162596A CN202210999105.7A CN202210999105A CN115162596A CN 115162596 A CN115162596 A CN 115162596A CN 202210999105 A CN202210999105 A CN 202210999105A CN 115162596 A CN115162596 A CN 115162596A
- Authority
- CN
- China
- Prior art keywords
- truss
- main
- inner ring
- trusses
- steel beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 69
- 239000010959 steel Substances 0.000 title claims abstract description 69
- 238000010276 construction Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 229910000754 Wrought iron Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B7/00—Roofs; Roof construction with regard to insulation
- E04B7/08—Vaulted roofs
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/34—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to the technical field of building construction, in particular to a circular dome roof steel truss construction method, which is applied to a circular dome roof steel truss structure and comprises the following steps: the concrete building main body comprises a core cylinder inner ring truss arranged at the top of the concrete building main body, main trusses radially distributed by taking the core cylinder inner ring truss as the center, and secondary trusses connected between the adjacent main trusses; an overhanging steel beam is arranged below the main truss, the outer end of the overhanging steel beam is connected with the outer end of the main truss through a suspender, and the inner end of the overhanging steel beam is fixed with the concrete building main body; the construction method comprises the following steps: s1, hoisting an inner ring truss of a core cylinder; s2, hoisting a main truss; s3, installing a suspender; s4, mounting the cantilever steel beam; and S5, mounting the annular box girder. The circular dome roof steel truss with the novel structure and the construction method thereof are provided, so that the construction efficiency is effectively improved, and the circular dome roof steel truss has positive significance for guaranteeing the construction quality, saving the cost investment, innovating the construction means and the like.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a circular dome roof steel truss construction method.
Background
In recent years, the building industry in China is rapidly developed, building modeling is more and more complex, structural forms are more and more novel, the application of a steel structure in buildings is more and more frequent, particularly, a plurality of buildings with different forms are built at present, the steel structures with various forms are almost adopted, and due to the structural requirements, dome structures of the steel structures gradually appear in a plurality of novel complex forms.
Disclosure of Invention
Aiming at the problems, the embodiment of the invention provides a construction method of a circular dome roof steel truss.
In one aspect of the present invention, a circular dome roof steel truss construction method is provided, which is applied to a circular dome roof steel truss structure, wherein the circular dome roof steel truss structure includes: the concrete building main body comprises a core cylinder inner ring truss arranged at the top of the concrete building main body, main trusses which are radially distributed by taking the core cylinder inner ring truss as the center and are fixed on the concrete building main body, and secondary trusses are connected between adjacent main trusses; an overhanging steel beam is arranged below the main truss, the outer end of the overhanging steel beam is connected with the outer end of the main truss through a suspender, and the inner end of the overhanging steel beam is fixed with an embedded part on the side surface of the concrete building main body; an annular box girder is connected between the lower ends of the suspenders; the construction method comprises the following steps:
s1, hoisting inner ring truss of core tube
Four H-shaped steel beams are welded between the inner upper chord and the outer upper chord of the inner ring truss of the core tube at intervals, diagonal braces are welded between the H-shaped steel beams and the lower chord of the inner ring truss of the core tube, and the inner ring truss of the core tube is hoisted to the center of the top of the concrete building main body to be installed and fixed after welding is completed;
s2, hoisting the main truss
S2-1, lifting the main truss, adjusting an extension line at the end part of the main truss to intersect with the center of an inner ring truss of the core barrel in real time, and positioning and fixing after matching upper and lower chord tints of the main truss with upper and lower chord rods of the inner ring truss of the core barrel; hoisting the main truss on the opposite side of the fixed main truss, and adjusting and fixing;
s2-2, after a relative group of main trusses is installed, hoisting another adjacent group of main trusses, and installing secondary trusses between the two groups of installed adjacent main trusses;
s2-3, repeating the operation process of the S2-2 until the installation of all the main trusses and the secondary trusses is completed;
s3, installing a suspender
A hanging rod is arranged at the outer end of each main truss
S4, mounting the cantilever steel beam
Slowly hoisting an overhanging steel beam between two adjacent main trusses until the overhanging steel beam reaches the designed elevation, fixing one end of the overhanging steel beam with an embedded part on a concrete main body, and connecting the other end of the overhanging steel beam with a suspender by adopting a pin shaft and locking after correcting the levelness of the overhanging steel beam;
s5, mounting the annular box girder
And sequentially hoisting the arc-shaped round-edge box girder forming the annular box girder between the two suspenders and fixing the arc-shaped round-edge box girder with the suspenders.
Compared with the prior art, the invention has the beneficial effects that: the circular dome roof steel truss with the novel structure and the construction method thereof are provided, so that the construction efficiency is effectively improved, and meanwhile, the circular dome roof steel truss has positive significance in guaranteeing the construction quality, saving the cost investment, innovating the construction means and the like.
Optionally, the method further includes: the core tube inner ring truss is divided into two parts in mirror symmetry by adopting a split structure, and the two parts are respectively transported to a construction site.
Optionally, a hemispherical support is installed on the main truss, an elastic support is installed on the main truss on the concrete main body, and the hemispherical support and a transition steel bar on the elastic support are welded to complete the fixation of the main truss and the concrete main body.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic diagram of a construction process according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an inner ring truss of a core barrel according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a main truss provided in an embodiment of the present invention;
FIG. 4 is a schematic diagram of hoisting of an inner ring truss of a core barrel;
fig. 5 is a schematic view of hoisting a main truss.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
Referring to fig. 1 to 5, the circular dome roof steel truss construction method provided by the embodiment of the present invention is applied to a circular dome roof steel truss structure, where the circular dome roof steel truss structure includes: the concrete building main body comprises a core cylinder inner ring truss arranged at the top of the concrete building main body, main trusses which are radially distributed by taking the core cylinder inner ring truss as the center and are fixed on the concrete building main body, and secondary trusses are connected between adjacent main trusses; an overhanging steel beam is arranged below the main truss, the outer end of the overhanging steel beam is connected with the outer end of the main truss through a suspender, and the inner end of the overhanging steel beam is fixed with an embedded part on the side surface of the concrete building main body; the lower ends of the suspenders are connected with an annular box girder; the construction method comprises the following steps:
s1, hoisting inner ring truss of core tube
Four H-shaped steel beams are welded between the inner upper chord and the outer upper chord of the inner ring truss of the core tube at intervals, diagonal braces are welded between the H-shaped steel beams and the lower chord of the inner ring truss of the core tube, and the inner ring truss of the core tube is hoisted to the center of the top of the concrete building main body to be installed and fixed after welding is completed; the four H-shaped steel beams can transfer the self weight of the inner ring in the construction process to the main structure support, and the main structure support is detached after being installed with the main truss;
s2, hoisting the main truss
S2-1, lifting the main truss, adjusting an extension line at the end part of the main truss to intersect with the center of an inner ring truss of the core barrel in real time, and positioning and fixing after matching upper and lower chord tints of the main truss with upper and lower chord rods of the inner ring truss of the core barrel; hoisting the main truss on the opposite side of the fixed main truss, and adjusting and fixing; the main trusses are symmetrically arranged, so that eccentric stress of the inner ring truss of the core barrel can be avoided;
s2-2, after a relative group of main trusses is installed, hoisting another adjacent group of main trusses, and installing secondary trusses between the two groups of installed adjacent main trusses;
s2-3, repeating the operation process of the S2-2 until the installation of all the main trusses and the secondary trusses is completed;
s3, mounting a suspender
A hanging rod is arranged at the outer end of each main truss
S4, mounting the cantilever steel beam
Slowly hoisting the cantilever steel girder steel beam between two adjacent main trusses until the cantilever steel girder reaches the designed elevation, fixing one end of the cantilever steel girder steel beam with an embedded part on the concrete main body, and connecting the other end of the cantilever steel girder steel beam with a suspender by adopting a pin shaft and locking after the levelness of the cantilever steel girder steel beam is corrected;
s5, mounting the annular box girder
And sequentially hoisting the arc-shaped round-edge box girder forming the annular box girder between the two suspenders and fixing the arc-shaped round-edge box girder with the suspenders.
In an implementation, the method further comprises: the core tube inner ring truss is divided into two parts in mirror symmetry by adopting a split structure, the two parts are respectively transported to a construction site, and the split structure is convenient to transport.
Install the hemisphere type support on the main truss, lie in the main truss installation position on the concrete main part and be provided with the elastic support, the hemisphere support welds the fixed of completion main truss and concrete main part with the transition rod iron on the elastic support.
The circular dome roof steel truss with the novel structure and the construction method thereof provided by the invention not only effectively improve the construction efficiency, but also have positive significance for ensuring the construction quality, saving the cost investment, innovating the construction means and the like.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (3)
1. A circular dome roof steel truss construction method is characterized by being applied to a circular dome roof steel truss structure, wherein the circular dome roof steel truss structure comprises the following steps: the concrete building main body comprises a core cylinder inner ring truss arranged at the top of the concrete building main body, main trusses which are radially distributed by taking the core cylinder inner ring truss as the center and are fixed on the concrete building main body, and secondary trusses are connected between adjacent main trusses; an overhanging steel beam is arranged below the main truss, the outer end of the overhanging steel beam is connected with the outer end of the main truss through a suspender, and the inner end of the overhanging steel beam is fixed with an embedded part on the side surface of the concrete building main body; the lower ends of the suspenders are connected with an annular box girder; the construction method comprises the following steps:
s1, hoisting inner ring truss of core tube
Four H-shaped steel beams are welded between the inner upper chord and the outer upper chord of the inner ring truss of the core tube at intervals, diagonal braces are welded between the H-shaped steel beams and the lower chord of the inner ring truss of the core tube, and the inner ring truss of the core tube is hoisted to the center of the top of the concrete building main body to be installed and fixed after welding is completed;
s2, hoisting the main truss
S2-1, lifting the main truss, adjusting an extension line at the end part of the main truss to intersect with the center of an inner ring truss of the core barrel in real time, and positioning and fixing after matching upper and lower chord tints of the main truss with upper and lower chord rods of the inner ring truss of the core barrel; hoisting the main truss on the opposite side of the fixed main truss, and adjusting and fixing;
s2-2, after a relative group of main trusses is installed, hoisting another adjacent group of main trusses, and installing secondary trusses between the two groups of installed adjacent main trusses;
s2-3, repeating the operation process of the S2-2 until the installation of all the main trusses and the secondary trusses is completed;
s3, mounting a suspender
A hanging rod is arranged at the outer end of each main truss
S4, mounting the cantilever steel beam
Slowly hoisting an overhanging steel beam between two adjacent main trusses until the overhanging steel beam reaches the designed elevation, fixing one end of the overhanging steel beam with an embedded part on a concrete main body, and connecting the other end of the overhanging steel beam with a suspender by adopting a pin shaft and locking after correcting the levelness of the overhanging steel beam;
s5, mounting the annular box girder
And sequentially hoisting the arc-shaped round-edge box girder forming the annular box girder between the two suspenders and fixing the arc-shaped round-edge box girder with the suspenders.
2. The circular dome roof steel truss construction method of claim 1, further comprising: the core tube inner ring truss is divided into two parts in mirror symmetry by adopting a split structure, and the two parts are respectively transported to a construction site.
3. The construction method of the circular dome roof steel truss as claimed in claim 1, wherein the main truss is provided with a semi-spherical support, the concrete body is provided with an elastic support, and the semi-spherical support is welded with the transition steel bar on the elastic support to complete the fixation of the main truss and the concrete body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210999105.7A CN115162596B (en) | 2022-08-19 | 2022-08-19 | Construction method of steel truss of round dome roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210999105.7A CN115162596B (en) | 2022-08-19 | 2022-08-19 | Construction method of steel truss of round dome roof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115162596A true CN115162596A (en) | 2022-10-11 |
| CN115162596B CN115162596B (en) | 2023-07-14 |
Family
ID=83481920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210999105.7A Active CN115162596B (en) | 2022-08-19 | 2022-08-19 | Construction method of steel truss of round dome roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115162596B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115853125A (en) * | 2023-02-24 | 2023-03-28 | 山西建筑工程集团有限公司 | Circular conical dome steel structure with upper opening and mounting method thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5371983A (en) * | 1992-04-08 | 1994-12-13 | Mamoru Kawaguchi And Maeda Corporation | Dome shaped roof structure |
| JPH09111943A (en) * | 1995-10-19 | 1997-04-28 | Taisei Corp | Building having domed roof |
| JPH09268692A (en) * | 1996-03-28 | 1997-10-14 | Shimizu Corp | Dome roof structure |
| CN111101632A (en) * | 2020-01-08 | 2020-05-05 | 中国建筑西南设计研究院有限公司 | Large-opening inner ring steel truss cable dome structure |
| CN112343233A (en) * | 2020-11-06 | 2021-02-09 | 山西五建集团有限公司 | Round roof space pipe truss structure and construction method thereof |
| CN112482577A (en) * | 2020-11-18 | 2021-03-12 | 陕西建工集团股份有限公司 | Large-span space chord supporting wheel spoke type truss structure system and construction method |
| CN112982669A (en) * | 2021-02-09 | 2021-06-18 | 清华大学建筑设计研究院有限公司 | Eccentric annular large-cantilever prestressed steel structural system and construction method thereof |
| CN113107131A (en) * | 2021-04-19 | 2021-07-13 | 浙大城市学院 | Inner ring intersected external cantilever large-span arc-shaped variable-cross-section box type steel beam structure and forming method |
| CN114458053A (en) * | 2022-02-18 | 2022-05-10 | 中铁建设集团有限公司 | Temporary support structure for steel structure building and construction method |
| CN217150619U (en) * | 2022-04-21 | 2022-08-09 | 中建二局安装工程有限公司 | Annular steel structure mounting structure |
-
2022
- 2022-08-19 CN CN202210999105.7A patent/CN115162596B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5371983A (en) * | 1992-04-08 | 1994-12-13 | Mamoru Kawaguchi And Maeda Corporation | Dome shaped roof structure |
| JPH09111943A (en) * | 1995-10-19 | 1997-04-28 | Taisei Corp | Building having domed roof |
| JPH09268692A (en) * | 1996-03-28 | 1997-10-14 | Shimizu Corp | Dome roof structure |
| CN111101632A (en) * | 2020-01-08 | 2020-05-05 | 中国建筑西南设计研究院有限公司 | Large-opening inner ring steel truss cable dome structure |
| CN112343233A (en) * | 2020-11-06 | 2021-02-09 | 山西五建集团有限公司 | Round roof space pipe truss structure and construction method thereof |
| CN112482577A (en) * | 2020-11-18 | 2021-03-12 | 陕西建工集团股份有限公司 | Large-span space chord supporting wheel spoke type truss structure system and construction method |
| CN112982669A (en) * | 2021-02-09 | 2021-06-18 | 清华大学建筑设计研究院有限公司 | Eccentric annular large-cantilever prestressed steel structural system and construction method thereof |
| CN113107131A (en) * | 2021-04-19 | 2021-07-13 | 浙大城市学院 | Inner ring intersected external cantilever large-span arc-shaped variable-cross-section box type steel beam structure and forming method |
| CN114458053A (en) * | 2022-02-18 | 2022-05-10 | 中铁建设集团有限公司 | Temporary support structure for steel structure building and construction method |
| CN217150619U (en) * | 2022-04-21 | 2022-08-09 | 中建二局安装工程有限公司 | Annular steel structure mounting structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115853125A (en) * | 2023-02-24 | 2023-03-28 | 山西建筑工程集团有限公司 | Circular conical dome steel structure with upper opening and mounting method thereof |
| CN115853125B (en) * | 2023-02-24 | 2023-05-02 | 山西建筑工程集团有限公司 | Circular cone-shaped dome steel structure with upper opening and installation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115162596B (en) | 2023-07-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111501997A (en) | Steel truss structure construction method applied to stadium | |
| CN107090932B (en) | Construction method of large-span thin-wall plane arch truss based on stiff ring beam | |
| CN107700360B (en) | A kind of assembling method of truss bridge section | |
| CN113719139B (en) | Construction method for hoisting irregular space net rack of stadium | |
| CN111691681A (en) | Method for mounting outer frame cylinder structure of diagonal steel pipe grid column | |
| CN115162596B (en) | Construction method of steel truss of round dome roof | |
| CN111719867A (en) | Lower lifting point lifting device and lower lifting point integrated integral lifting method | |
| CN113047440A (en) | Double-layer radiation beam string structure with wind-resistant cable and construction method thereof | |
| CN105568860B (en) | A kind of Temporary Piers construction method using assembled heavy steel tube support meanss | |
| CN111779274A (en) | Construction method for integrally lifting temporary hoisting point of large-span unequal-height steel structure net rack | |
| CN112320553B (en) | Lifting installation method and lifting tool for peripheral cantilever structure of cylinder | |
| CN115853125B (en) | Circular cone-shaped dome steel structure with upper opening and installation method thereof | |
| CN109440942B (en) | Installation structure and construction process of factory building roof grid | |
| CN108374350B (en) | Assembly jig frame of steel anchor beam and steel corbel unit and installation method | |
| Szafran et al. | Reinforcements of tower structures: effective and economic design engineering | |
| CN112627356A (en) | Installation method of arched net rack | |
| CN113833126A (en) | Roof installation method | |
| CN114922435A (en) | Construction method of bolt-sphere joint net rack of garbage power station | |
| CN106988538A (en) | English truss forward direction assembling jig frame and positive assemble method | |
| CN207633519U (en) | A kind of decorative closed annular steel construction for building external | |
| CN113982284A (en) | Installation method of large-span special-shaped steel structure toll booth | |
| CN113123609A (en) | Method for mounting steel structure dome net rack with two low ends and high middle | |
| CN217420564U (en) | Assembly suitable for multi-curved-surface steel structure truss jig frame | |
| CN111411696A (en) | Connecting structure for space pipe truss node and construction method thereof | |
| CN116044179B (en) | Construction method for installing large-span arch pipe truss |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |