CN102864859A - Curtain wall steel support structure, construction method thereof and lifting device for construction - Google Patents
Curtain wall steel support structure, construction method thereof and lifting device for construction Download PDFInfo
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- CN102864859A CN102864859A CN2012104026073A CN201210402607A CN102864859A CN 102864859 A CN102864859 A CN 102864859A CN 2012104026073 A CN2012104026073 A CN 2012104026073A CN 201210402607 A CN201210402607 A CN 201210402607A CN 102864859 A CN102864859 A CN 102864859A
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Abstract
The invention provides a curtain wall steel support structure, a construction method thereof and a lifting device for construction. The curtain wall steel support structure is composed of a flexible drawing rod, a support frame and a suspended truss, wherein the flexible drawing rod supplies vertical rigidity, the support frame supplies horizontal rigidity, and the whole structure is suspended on the suspended truss. When the 'flexibility and rigidity combined + suspension' combined structure serves as a support framework of a curtain wall plate block, the curtain wall steel support structure is high in installation accuracy. The construction method of the curtain wall steel support structure adopts a modeling simulation method and comprises performing theoretical calculation on various data required by construction, then data of various connection spots at the construction site are monitored in real time, a model is adjusted timely according to conditions occurring in the site construction, simulation analysis is performed, and more accurate construction can be performed by dynamically adjusting the construction scheme. Therefore, the curtain wall steel support structure can meet the installation accuracy requirements required by the curtain wall plate after installation is completed.
Description
Technical field
The present invention relates to the realm of building construction, relate in particular to a kind of curtain wall steel braced structures and job practices thereof and construction jacking equipment.
Background technology
The curtain wall steel braced structures is as the support framework of curtain wall plate, played and supported and the effect of sketching the contours outer curtain buildings effect, traditional curtain wall steel braced structures all adopts from bottom to up successively the mode of Construction Support framework to finish installation, but this traditional curtain wall support structure is comparatively fixing, intention and the aesthetic feeling of the outer required embodiment of curtain wall of modern architecture can not have been satisfied, and the job practices of conventional curtain wall braced structures is comparatively inflexible, can not satisfy the required construction precision of modern architecture curtain wall, in addition, thereby this job practices difficulty of construction of building construction operation platform fixed support framework from bottom to top is larger, need to expend a lot of construction materials, manpower and time.
Summary of the invention
The purpose of this invention is to provide a kind of curtain wall steel braced structures and job practices thereof and construction jacking equipment, so that described curtain wall steel braced structures can adapt to difform curtain wall plate, higher installation accuracy is arranged, and reduced installation difficulty.
For reaching above-mentioned technique effect, the invention provides a kind of curtain wall steel braced structures, be arranged at the floor main structure peripheral, described curtain wall steel braced structures comprises cantilever frame and a plurality of support structure layers, each described support structure layers includes support frame and a plurality of flexible pull-rod, described cantilever frame is fixed in the top of described floor main structure side, described a plurality of support structure layers is fixed in each floor periphery of described floor main structure from top to bottom successively, described support frame is fixed in the floor outside corresponding to described floor main structure, an end that is arranged in the flexible pull-rod of the superiors' support structure layers is connected with cantilever frame, its other end is connected with the support frame of the support structure layers that is arranged in the superiors, and the two ends of the flexible pull-rod in all the other support structure layers are connected with the support frame of being connected in one deck support structure layers with last layer respectively.
The present invention also provides a kind of job practices of above-mentioned curtain wall steel braced structures, comprising:
Step 1: floor main structure, cantilever frame and a plurality of support structure layers three are carried out whole modeling, according to the interaction relationship between the three, the distortion pre-adjustment numerical value that should be noted when drawing site operation and stress monitoring numerical value;
Step 2: carry out at the scene the construction of curtain wall steel braced structures according to the data that modeling draws;
Step 3: the dynamic change adjustment model during according to construction is also carried out real-time data analysis, adjusts at any time the site operation scheme by analysis result, and then finishes construction.
Further, described step 1 specifically is divided into following step:
Step is a): according to the required precision of outer curtain wall plate, determine processing and fabricating and the installation accuracy of support frame and flexible pull-rod.
Step b): according to actual condition, determine construction segmentation and the order of curtain wall steel braced structures;
Step c): with the whole modeling of floor main structure, cantilever frame and a plurality of support structure layers three, carry out the construction simulation analysis;
Steps d): required distortion pre-adjustment numerical value and stress is monitored numerical value in definite also Optimizing construction process in model.
Further, described curtain wall steel braced structures also comprises a plurality of suspension girder steels, many wire rope, dynamical system and construction operation platforms, described a plurality of suspension girder steels interval is fixedly installed in the described cantilever frame, described many wire rope are connected described a plurality of suspension girder steels with described construction operation platform, the described wire rope of described dynamical system folding and unfolding drives described construction operation platform and moves up and down.
Further, described construction operation platform covers the constructing operation area of staff on it fully.
Further, the periphery of described construction operation platform is provided with guardrail.
Further, in step 2, the concrete grammar of site operation makes the from top to bottom movement of described construction operation platform and successively carries out the installation of support structure layers by the operating personnel on the described construction operation platform for to control described wire rope folding and unfolding by drive system.
Further, described curtain wall steel braced structures also comprises control device, and described control device is controlled described drive system, makes the steady lifting of described construction operation platform.
Further, described step 3 specifically is divided into following step:
Step a '): determine each component stress and distortion monitoring points position in the site operation according to the modeling result;
Step b '): according to the scheme construction, and implement stress and the distortion at each place, member tie point position of Monitoring and Controlling;
Step c '): measured result and theoretical numerical value are compared in real time, if in controlled range, then continue step b '), if exceed the change of controlled range or scheme, provide alert, and in model, re-start construction simulation analysis under the new operating mode, reassign constructure scheme according to the result, and continue execution in step a ');
Steps d '): repeating step c '), until whole construction is finished.
Further, deformation of member data and the stress data of field measurement in time imported the Deepen Design model, piece together in advance the subsequent members that technology and factory process make by information-based model and carry out integrated interlock, guarantee that the precision of member satisfies the curtain wall plate requirement.
Compared with prior art, the present invention has following beneficial effect:
Curtain wall steel braced structures provided by the invention is comprised of flexible pull-rod, support frame and cantilever frame, and flexible pull-rod provides vertical rigidity, and support frame provides horizontal rigidity, and total hangs on the cantilever frame.This " coupling hardness with softness+hang " combining structure is as the support frame of curtain wall plate, its installation accuracy requires high, the job practices of this curtain wall steel braced structures provided by the invention adopts the method for modeling Simulation first the required various data of constructing to be carried out theory and calculates, the data of each tie point of Real-Time Monitoring job site again, then in time regulate model and carry out sunykatuib analysis according to situation about occurring in the site operation, construct more accurately by dynamic adjustment constructure scheme, make this curtain wall steel braced structures after installation, can reach the required installation accuracy requirement of curtain wall plate.The job practices of this curtain wall steel braced structures provided by the invention adopts the construction process of " from top to down, successively construction ", and construction, can realize using and the descending operation function as the matching operation facility with jacking equipment synchronously.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing:
The generalized section of the curtain wall steel braced structures that Fig. 1 provides for the embodiment of the invention;
The structural representation of the curtain wall steel braced structures that Fig. 2 provides for the embodiment of the invention;
The job practices flow chart of the curtain wall steel braced structures that Fig. 3 provides for the embodiment of the invention.
In Fig. 1 and Fig. 2,
1: the floor main structure; 2: cantilever frame; 3: support frame; 4: flexible pull-rod; 5: hang girder steel; 6: wire rope; 7: construction operation platform; 8: floor.
The specific embodiment
The curtain wall steel braced structures that the present invention is proposed below in conjunction with the drawings and specific embodiments and job practices thereof and construction are described in further detail with jacking equipment.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts very the form of simplifying and all uses non-accurately ratio, only in order to convenient, the purpose of the aid illustration embodiment of the invention lucidly.
Core concept of the present invention is, a kind of curtain wall steel braced structures and job practices thereof and construction jacking equipment are provided, described curtain wall steel braced structures is by flexible pull-rod, support frame and cantilever frame form, flexible pull-rod provides vertical rigidity, support frame provides horizontal rigidity, total hangs on the cantilever frame, this " coupling hardness with softness+hang " combining structure installation accuracy requires high, the job practices of this curtain wall steel braced structures provided by the invention adopts the method for modeling Simulation first the required various data of constructing to be carried out theory and calculates, the data of each tie point of Real-Time Monitoring job site again, then according to the timely adjustment model of situation about occurring in the site operation and carry out analog computation, construct more accurately by dynamic adjustment constructure scheme with the method that factory process is carried out integrated interlock, make this curtain wall steel braced structures after installation, can reach the required installation accuracy requirement of curtain wall.
Please refer to Fig. 1 and Fig. 3, the generalized section of the curtain wall steel braced structures that Fig. 1 provides for the embodiment of the invention; The structural representation of the curtain wall steel braced structures that Fig. 2 provides for the embodiment of the invention; The job practices flow chart of the curtain wall steel braced structures that Fig. 3 provides for the embodiment of the invention.
The embodiment of the invention provides a kind of curtain wall steel braced structures, be arranged at floor main structure 1 periphery, described curtain wall steel braced structures comprises cantilever frame 2 and a plurality of support structure layers, each described support structure layers includes support frame 3 and a plurality of flexible pull-rod 4, described cantilever frame 2 is fixed in the top of described floor main structure 1 side, described a plurality of support structure layers is fixed in each floor periphery of described floor main structure 1 from top to bottom successively, described support frame 3 is fixed in the floor outside of described floor main structure 1 correspondence by a plurality of bearings that different directions thereon is set, an end that is arranged in the flexible pull-rod 4 of the superiors' support structure layers is connected with cantilever frame 5, its other end is connected with the support frame 3 of the support structure layers that is arranged in the superiors, and the two ends of the flexible pull-rod 4 in all the other support structure layers are connected with the support frame 3 that this one deck (being the place layer) is connected with the last layer support structure layers respectively.
Curtain wall steel braced structures provided by the invention mainly is comprised of flexible pull-rod 4, support frame 3 and cantilever frame 2, flexible pull-rod 4 provides vertical rigidity, support frame 3 provides horizontal rigidity, a plurality of support nodes are coordinated the inhomogeneous deformation of floor main structure 1 and steel support frame 3, total hangs on the cantilever frame 2, the flexible design of flexible pull-rod 4 is again so that this curtain wall steel braced structures can adapt to various curtain wall plate, to represent the extremely esthetical visual effect of curtain wall.
The embodiment of the invention also provides a kind of job practices of above-mentioned curtain wall steel braced structures, comprising:
Step 1: floor main structure 1, cantilever frame 2 and a plurality of support structure layers three are carried out whole modeling, according to the interaction relationship between the three, the distortion pre-adjustment numerical value that should be noted when drawing site operation and stress monitoring numerical value;
Step 2: carry out at the scene the construction of curtain wall steel braced structures according to the data that modeling draws;
Step 3: the dynamic change adjustment model during according to construction is also carried out real-time data analysis, adjusts at any time the site operation scheme by analysis result, and then finishes construction.
Further, described step 1 specifically is divided into following step:
Step is a): according to the required precision of outer curtain wall plate, determine processing and fabricating and the installation accuracy of support frame 3 and flexible pull-rod 4.
Step b): according to actual condition, determine construction segmentation and the order of curtain wall steel braced structures;
Step c): with the whole modeling of floor main structure 1, cantilever frame 2 and a plurality of support structure layers three, carry out the construction simulation analysis;
Steps d): required distortion pre-adjustment numerical value and stress is monitored numerical value in definite also Optimizing construction process in model.
Further, described curtain wall steel braced structures also comprises a plurality of suspension girder steels 5, many wire rope 6, dynamical system and construction operation platforms 7, described a plurality of suspension girder steels 5 intervals are fixedly installed in the described cantilever frame 2, described many wire rope 6 are connected described a plurality of suspension girder steels 5 with described construction operation platform 7, the described wire rope 6 of described dynamical system folding and unfolding drives described construction operation platform 7 and moves up and down.
Further, described construction operation platform 7 covers the constructing operation area of staff on it fully.
Further, the periphery of described construction operation platform 7 is provided with guardrail.
Further, in step 2, the concrete grammar of site operation makes the from top to bottom movement of described construction operation platform 7 and successively carries out the installation of support structure layers by the operating personnel on the described construction operation platform for to control described wire rope 6 folding and unfoldings by drive system.
Further, described curtain wall steel braced structures also comprises control device, and described control device is controlled described drive system, makes described construction operation platform 7 steady liftings.
Further, described step 3 specifically is divided into following step:
Step a '): determine each component stress and distortion monitoring points position in the site operation according to the modeling result;
Step b '): according to the scheme construction, and implement stress and the distortion at each place, member tie point position of Monitoring and Controlling;
Step c '): measured result and theoretical numerical value are compared in real time, if in controlled range, then continue step b '), if exceed the change of controlled range or scheme, provide alert, and in model, re-start construction simulation analysis under the new operating mode, reassign constructure scheme according to the result, and continue execution in step a ');
Steps d '): repeating step c '), until whole construction is finished.
Further, field measurement deformation of member data and stress data are in time imported the Deepen Design model, piece together in advance the subsequent members of technology and factory process making by information-based model and carry out integrated interlock, guarantee that the precision of member satisfies the curtain wall plate requirement.
This " coupling hardness with softness+hang " combination installation accuracy of this curtain wall steel braced structures requires high, the job practices of this curtain wall steel braced structures provided by the invention adopts the method for modeling Simulation first the required various data of constructing to be carried out theory and calculates, the data of each tie point of Real-Time Monitoring job site again, then according to the timely adjustment model of situation about occurring in the site operation and carry out sunykatuib analysis, construct more accurately by dynamic adjustment constructure scheme with the method that factory process is carried out integrated interlock, make this curtain wall steel braced structures after installation, can reach the required installation accuracy requirement of curtain wall plate.The job practices of this curtain wall steel braced structures provided by the invention adopts the construction process of " from top to down, successively construction ", and construction, can realize using and the descending operation function as the matching operation facility with jacking equipment synchronously.
Obviously, those skilled in the art can carry out various changes and distortion to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (14)
1. curtain wall steel braced structures, be arranged at the floor main structure peripheral, it is characterized in that, comprise cantilever frame and a plurality of support structure layers, each described support structure layers includes support frame and a plurality of flexible pull-rod, described cantilever frame is fixed in the top of described floor main structure side, described a plurality of support structure layers is fixed in each floor periphery of described floor main structure from top to bottom successively, described support frame is fixed in the floor outside corresponding to described floor main structure, an end that is arranged in the flexible pull-rod of the superiors' support structure layers is connected with cantilever frame, its other end is connected with the support frame of the support structure layers that is arranged in the superiors, and the two ends of the flexible pull-rod in all the other support structure layers are connected with the support frame of being connected in one deck support structure layers with last layer respectively.
2. one kind is used for the as claimed in claim 1 jacking equipment of curtain wall steel braced structures construction, it is characterized in that, described curtain wall steel braced structures also comprises a plurality of suspension girder steels, many wire rope, dynamical system and construction operation platforms, described a plurality of suspension girder steels interval is fixedly installed in the described cantilever frame, described many wire rope are connected described a plurality of suspension girder steels with described construction operation platform, the described wire rope of described dynamical system folding and unfolding drives described construction operation platform and moves up and down.
3. described jacking equipment for curtain wall steel braced structures construction according to claim 2 is characterized in that, described construction operation platform covers the constructing operation area of staff on it fully.
4. described jacking equipment for curtain wall steel braced structures construction according to claim 2 is characterized in that, the periphery of described construction operation platform is provided with guardrail.
5. described jacking equipment for curtain wall steel braced structures construction according to claim 2 is characterized in that, described curtain wall steel braced structures also comprises control device, and described control device is controlled described drive system, makes the steady lifting of described construction operation platform.
6. the job practices of curtain wall steel braced structures as claimed in claim 1 is characterized in that, comprising:
Step 1: floor main structure, cantilever frame and a plurality of support structure layers three are carried out whole modeling, and according to the interaction relationship between the three, distortion pre-adjustment numerical value and stress required when drawing site operation are monitored numerical value;
Step 2: carry out at the scene the construction of curtain wall steel braced structures according to the data that modeling draws;
Step 3: the dynamic change adjustment model during according to construction is also carried out real-time data analysis, adjusts at any time the site operation scheme by analysis result, and then finishes construction.
7. the job practices of described curtain wall steel braced structures according to claim 6 is characterized in that, described step 1 specifically is divided into following step:
Step is a): according to the required precision of curtain wall plate, determine processing and fabricating and the installation accuracy of support frame and flexible pull-rod.
Step b): according to actual condition, determine construction segmentation and the order of curtain wall steel braced structures;
Step c): with the whole modeling of floor main structure, cantilever frame and a plurality of support structure layers three, carry out the construction simulation analysis;
Steps d): required distortion pre-adjustment numerical value and stress is monitored numerical value in definite also Optimizing construction process in model.
8. the job practices of described curtain wall steel braced structures according to claim 6, it is characterized in that, described curtain wall steel braced structures also comprises a plurality of suspension girder steels, many wire rope, dynamical system and construction operation platforms, described a plurality of suspension girder steels interval is fixedly installed in the described cantilever frame, described many wire rope are connected described a plurality of suspension girder steels with described construction operation platform, the described wire rope of described dynamical system folding and unfolding drives described construction operation platform and moves up and down.
9. the job practices of described curtain wall steel braced structures according to claim 8 is characterized in that, described construction operation platform covers the constructing operation area of staff on it fully.
10. the job practices of described curtain wall steel braced structures according to claim 8 is characterized in that, the periphery of described construction operation platform is provided with guardrail.
11. the job practices of described curtain wall steel braced structures according to claim 8, it is characterized in that, in step 2, the concrete grammar of site operation makes the from top to bottom movement of described construction operation platform and successively carries out the installation of support structure layers by the operating personnel on the described construction operation platform for to control described wire rope folding and unfolding by drive system.
12. the job practices of described curtain wall steel braced structures is characterized in that according to claim 11, described curtain wall steel braced structures also comprises control device, and described control device is controlled described drive system, makes the steady lifting of described construction operation platform.
13. the job practices of described curtain wall steel braced structures is characterized in that according to claim 6, described step 3 specifically is divided into following step:
Step a '): determine each component stress and distortion monitoring points position in the site operation according to the modeling result;
Step b '): according to the scheme construction, and implement stress and the distortion at each place, member tie point position of Monitoring and Controlling;
Step c '): measured result and theoretical numerical value are compared in real time, if in controlled range, then continue step b '), if exceed the change of controlled range or scheme, provide alert, and in model, re-start construction simulation analysis under the new operating mode, reassign constructure scheme according to the result, and continue execution in step a ');
Steps d '): repeating step c '), until whole construction is finished.
14. according to claim 6 to the job practices of 13 each described curtain wall steel braced structuress, it is characterized in that, the field measurement data are in time imported the Deepen Design model, piece together in advance the subsequent members of technology and factory process making by information-based model and carry out integrated interlock, guarantee that the precision of member satisfies the curtain wall plate installation requirement.
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Cited By (6)
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| CN105298141A (en) * | 2014-06-09 | 2016-02-03 | 上海宝冶集团有限公司 | Non-symmetric construction method of ellipsoidal combined reticulated shell |
| CN105332452A (en) * | 2015-11-26 | 2016-02-17 | 中国航空规划设计研究总院有限公司 | Dragline curtain wall support system with steel truss at top and construction method thereof |
| CN105386593A (en) * | 2015-12-08 | 2016-03-09 | 上海市机械施工集团有限公司 | Hanging-type operation platform and construction method |
| CN108661254A (en) * | 2018-06-26 | 2018-10-16 | 北京港源幕墙有限公司 | A kind of drag-line decoration device for ensureing sunshade grid and being in horizontality |
| CN112814395A (en) * | 2021-01-04 | 2021-05-18 | 上海市机械施工集团有限公司 | Construction method of suspended steel structure |
| CN113445723A (en) * | 2021-07-26 | 2021-09-28 | 浙江省围海建设集团股份有限公司 | Construction platform for mounting overhanging structure curtain wall and mounting method |
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| CN112814395A (en) * | 2021-01-04 | 2021-05-18 | 上海市机械施工集团有限公司 | Construction method of suspended steel structure |
| CN113445723A (en) * | 2021-07-26 | 2021-09-28 | 浙江省围海建设集团股份有限公司 | Construction platform for mounting overhanging structure curtain wall and mounting method |
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| CN102864859B (en) | 2014-12-10 |
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