CN104060841A - Large-span steel girder installation construction method - Google Patents
Large-span steel girder installation construction method Download PDFInfo
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- CN104060841A CN104060841A CN201410320988.XA CN201410320988A CN104060841A CN 104060841 A CN104060841 A CN 104060841A CN 201410320988 A CN201410320988 A CN 201410320988A CN 104060841 A CN104060841 A CN 104060841A
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Abstract
The invention provides a large-span steel girder installation construction method. The method comprises the steps that a supporting jig frame is temporarily installed within the enclosing range of a shear wall; a first transfer girder is installed on the shear wall through the supporting jig frame; a first main truss is installed in a segmented mode through the supporting jig frame and a first transfer girder frame; multiple transfer girders are installed through the first main truss; multiple main trusses are installed through the first transfer girder and the multiple transfer girders. By means of the large-span steel girder installation construction method, the existing steel girder construction process is optimized, and the number of supporting jig frames in use is greatly reduced, so that construction efficiency is further improved, and construction cost is lowered.
Description
Technical field
The present invention relates to a kind of girder steel method of attachment, be specifically related to a kind of method of attachment of large-span steel girder construction.
Background technology
Along with scientific and technical development, various tall and big and novel buildings are more and more, and the moulding of these buildings all needs to realize by steel structure connection.With regard to design, the design structure of this class building tends to bring great difficulty to construction, also can correspondingly produce higher construction cost.How reasonable design arranges the construction hoisting scheme of this class steel work, and the progress of whole Construction of Steel Structure engineering, quality, safety guarantee and economic benefit etc. are had to great impact.
At present, in the connection construction of large-span steel girder, all need to realize the installation of main couple and conversion beam.Particularly, generally can first a plurality of main couples be installed on shear wall, and respectively under each main couple segmentation a support jig is installed, recycle so a plurality of support jigs, the conversion beam vertical with main couple is installed.Obviously, this construction method can relate to a lot of support jigs, thereby, more loaded down with trivial details aspect working procedure, and correspondingly operating expenses is also larger.
Summary of the invention
For overcoming the existing defect of prior art, a kind of large-span steel girder construction method of installation is now provided, optimized the operation of existing girder steel construction, greatly reduced the use of support jig, further to improve efficiency of construction and to reduce the spending of constructing.
For achieving the above object, provide a kind of large-span steel girder construction method of installation, comprising:
Support jig of temporary erection in shear wall encloses scope;
Utilize support jig, the first conversion beam is installed on shear wall;
Utilize support jig and the first conversion roof beam structure, first main couple of interconnection on the first conversion beam is installed;
Utilize the first main couple, under the first main couple, install and the first conversion beam many conversion beams side by side; And
Utilize the first conversion beam and many conversion beams, on the first conversion beam and many conversion beams, many main couples are installed, many main couples and the first main couple are arranged side by side.
The beneficial effect of large-span steel girder construction method of installation of the present invention is, thoroughly changes existing steel girder erection working procedure, and in realizing the process that the conversion of main couple and conversion beam is connected, the required quantity that uses support jig greatly reduces.
Comparatively preferably, the first conversion beam is installed on shear wall, comprises: the middle position at shear wall sets up support jig; And, under the support of support jig, by the first conversion beam across being installed on shear wall.
Comparatively preferably, first main couple of interconnection on the first conversion beam is installed, comprised: adopt the mode of connection segment, interconnection the first main couple on the first conversion beam, wherein, the mid point of the first main couple is positioned at the tie point of support jig and the first conversion beam.
Comparatively preferably, many conversion beams that are connected with the first main couple are installed, are comprised: by the first conversion beam, to both sides, progressively alternately expand and install across many conversion beams that are connected in shear wall.
Comparatively preferably, many main couples are installed, are comprised: many main couples are installed and connected on the first conversion beam and each conversion beam, wherein, many main couples are respectively by the progressively alternately expansion to both sides of the first main couple, arbitrary main couple connection segment and be across shear wall.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of large-span steel girder construction method of installation of the present invention;
Fig. 2 is the structural representation of step S1 and step S2 in execution graph 1;
Fig. 3 is the structural representation of step S3 in execution graph 1;
Fig. 4 is the structural representation of step S4 in execution graph 1;
Fig. 5 is the structural representation of step S5 in execution graph 1.
The specific embodiment
For the benefit of the understanding to structure of the present invention, describes below in conjunction with drawings and Examples.
With reference to Fig. 1, be the schematic flow sheet of large-span steel girder construction method of installation of the present invention, as shown in Figure 1, the invention provides a kind of large-span steel girder construction method of installation, mainly comprise the following step of sequentially carrying out:
Step S1, encloses a support jig 3 of interim installation in scope at shear wall 1;
Step S2, utilizes support jig 3, and the first conversion beam 2 is installed on shear wall;
Step S3, utilize support jig 3 and first conversion roof beam structure 2, by the first main couple 4 interconnections on the first conversion beam 2;
Step S4, utilizes the first main couple 4, under the first main couple, installs and the first conversion beam 2 many conversion beams 2 ' side by side;
Step S5, utilizes many conversion beams 2 ' and many conversion beams 2 ', and on the first conversion beam and many conversion beams, many main couples 4 ' are installed in segmentation.
Below above-mentioned each step is described in detail:
With reference to Fig. 2, structural representation for step S1 in execution graph 1 and step S2, as shown in Figure 2, first, the shear wall 1 at thirty years of age, set four sides at the construction field (site), center in shear wall 1 scope, the interim support jig 3 that sets up a vertical high 52m of installing, then, utilize this support jig 3, the mid point of the first conversion beam 2 is installed on to the top of support jig 3, the two ends that make the first conversion beam 2 levels be across shear wall 1, the first conversion beam 2 are installed on respectively the centre position of two shear walls 1 of opposition.
With reference to Fig. 3, structural representation for step S3 in execution graph 1, as shown in Figure 3, coordinate and to utilize an above-mentioned support jig 3 and the first conversion beam 2, horizontal fragmentation is installed the first main couple 4: particularly, the first main couple 4 can sectionally smooth join form install, wherein, need by this first main couple 4 the mid point (being the mid point of whole the first main couple 4) of middle linkage section intersect and be installed on the point midway on the first conversion beam 2, and, the two ends of the first main couple 4 are connected and fixed on two shear walls 1 of opposition, the first main couple 4 after installation is mutually vertical with the first conversion beam 2.
With reference to Fig. 4, structural representation for step S4 in execution graph 1, as shown in Figure 4, utilize the first main couple 4 of step installation that S3 completes, in the both sides of the first conversion beam 2, by many conversion beams 2 ' respectively tile vertically be installed on the first main couple 4 times, and, be evenly arranged the distance between many conversion beams 2 ', the two ends of every conversion beam 2 ' are all connected and fixed with shear wall 1, to realize the alternately expansion of many conversion beams 2 '.
With reference to Fig. 5, structural representation for step S5 in execution graph 1, as shown in Figure 5, utilize many conversion beams 2 ' and first conversion beam 2 of step installation that S4 completes, both sides at the first main couple 4, by many main couples 4 ' respectively tile vertically be installed on many conversion beams 2 ' and the first conversion beam 2, and, be evenly arranged the distance between many main couples 4 ', every main couple 4 ' connection segment and be across shear wall 1, the two ends of every main couple 4 ' are all connected and fixed with shear wall 1, with this, realize the alternately expansion of many main couples 4 '.Finally, can pass through existing mounting method, between many parallel main couples 4 ', install connect many root systems bar, between the main couple 4 ' of sidepiece and shear wall 1, also be connected with many root systems bar.
With this, complete this steel girder erection.Complete after installation, support jig 3 can be removed.
Complete after above-mentioned implementation process, should be able to embody following characteristics of the present invention:
1) by optimizing existing working procedure, greatly reduce the use of temporary supporting moulding bed 3, saved the correlative charges of working measure;
2) for conversion beam 2 ' is installed, provide the open scope of operation, more can guarantee the safety of construction.
Below embodiment has been described in detail the present invention by reference to the accompanying drawings, and those skilled in the art can make many variations example to the present invention according to the above description.Thereby some details in embodiment should not form limitation of the invention, the present invention will be usingd scope that appended claims defines as protection domain.
Claims (5)
1. a large-span steel girder construction method of installation, is characterized in that, comprising:
Support jig of temporary erection in shear wall encloses scope;
Utilize described support jig, the first conversion beam is installed on described shear wall;
Utilize described support jig and described the first conversion beam, first main couple of interconnection on described the first conversion beam is installed;
Utilize described the first main couple, under described the first main couple, install and described the first conversion beam many conversion beams side by side; And
Utilize described the first conversion beam and many described conversion beams, on described the first conversion beam and many described conversion beams, many main couples are installed, many described main couples and described the first main couple are arranged side by side.
2. large-span steel girder construction method of installation according to claim 1, is characterized in that, the first conversion beam is installed on described shear wall, comprising:
Middle position at described shear wall sets up described support jig; And
Under the support of described support jig, by described the first conversion beam across being installed on described shear wall.
3. large-span steel girder construction method of installation according to claim 1, is characterized in that, first main couple of interconnection on described the first conversion beam is installed, and comprising:
Adopt connection segment mode, the first main couple described in interconnection on described the first conversion beam, wherein, the mid point of described the first main couple is positioned at the tie point of described support jig and described the first conversion beam.
4. large-span steel girder construction method of installation according to claim 1, is characterized in that, many conversion beams that are connected with described the first main couple are installed, and comprising:
By described the first conversion beam, to both sides, progressively alternately expand and install across many conversion beams that are connected in described shear wall.
5. large-span steel girder construction method of installation according to claim 1, is characterized in that, many main couples are installed, and comprising:
Many described main couples are installed and connected in to described the first conversion beam and described in each on conversion beam, wherein, many described main couples are respectively by the progressively alternately expansion to both sides of described the first main couple, arbitrary described main couple connection segment and be across described shear wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410320988.XA CN104060841B (en) | 2014-07-04 | 2014-07-04 | Large-span steel girder construction method of installation |
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| CN201410320988.XA CN104060841B (en) | 2014-07-04 | 2014-07-04 | Large-span steel girder construction method of installation |
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| CN104060841A true CN104060841A (en) | 2014-09-24 |
| CN104060841B CN104060841B (en) | 2016-06-29 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105040991A (en) * | 2015-07-03 | 2015-11-11 | 中国建筑第八工程局有限公司 | Large-span steel structure segmental hoisting support structure and large-span steel structure segmental hoisting support method |
| CN109446664A (en) * | 2018-10-31 | 2019-03-08 | 广西路桥工程集团有限公司 | A kind of scene progress control display device system |
| CN113737986A (en) * | 2021-08-03 | 2021-12-03 | 中建科工集团有限公司 | Installation and construction method of steel beam on shear wall |
| CN113882685A (en) * | 2021-03-30 | 2022-01-04 | 中建科工集团有限公司 | Jig frame unloading method |
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| JPH074049A (en) * | 1993-06-21 | 1995-01-10 | Taisei Corp | Building construction method |
| JPH0726726A (en) * | 1993-05-14 | 1995-01-27 | Mitsubishi Heavy Ind Ltd | Zone module construction method for constructing steel structure |
| CN201024677Y (en) * | 2007-03-21 | 2008-02-20 | 北京城建集团有限责任公司 | Super high sliding assembly jig |
| CN102003074A (en) * | 2010-10-15 | 2011-04-06 | 中国建筑第八工程局有限公司 | Construction method for indoor long-span steel connecting bridge |
| CN102605717A (en) * | 2012-04-09 | 2012-07-25 | 中铁七局集团郑州工程有限公司 | Pier-top longitudinal support scaffolding method |
| CN102691420A (en) * | 2012-06-21 | 2012-09-26 | 中国建筑第八工程局有限公司 | Installation and construction method for multilayer large-span steel truss |
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2014
- 2014-07-04 CN CN201410320988.XA patent/CN104060841B/en active Active
Patent Citations (6)
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| JPH0726726A (en) * | 1993-05-14 | 1995-01-27 | Mitsubishi Heavy Ind Ltd | Zone module construction method for constructing steel structure |
| JPH074049A (en) * | 1993-06-21 | 1995-01-10 | Taisei Corp | Building construction method |
| CN201024677Y (en) * | 2007-03-21 | 2008-02-20 | 北京城建集团有限责任公司 | Super high sliding assembly jig |
| CN102003074A (en) * | 2010-10-15 | 2011-04-06 | 中国建筑第八工程局有限公司 | Construction method for indoor long-span steel connecting bridge |
| CN102605717A (en) * | 2012-04-09 | 2012-07-25 | 中铁七局集团郑州工程有限公司 | Pier-top longitudinal support scaffolding method |
| CN102691420A (en) * | 2012-06-21 | 2012-09-26 | 中国建筑第八工程局有限公司 | Installation and construction method for multilayer large-span steel truss |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105040991A (en) * | 2015-07-03 | 2015-11-11 | 中国建筑第八工程局有限公司 | Large-span steel structure segmental hoisting support structure and large-span steel structure segmental hoisting support method |
| CN109446664A (en) * | 2018-10-31 | 2019-03-08 | 广西路桥工程集团有限公司 | A kind of scene progress control display device system |
| CN109446664B (en) * | 2018-10-31 | 2023-05-09 | 广西路桥工程集团有限公司 | On-site progress management display equipment system |
| CN113882685A (en) * | 2021-03-30 | 2022-01-04 | 中建科工集团有限公司 | Jig frame unloading method |
| CN113737986A (en) * | 2021-08-03 | 2021-12-03 | 中建科工集团有限公司 | Installation and construction method of steel beam on shear wall |
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| Publication number | Publication date |
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| CN104060841B (en) | 2016-06-29 |
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