CN102864859B - 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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- CN102864859B CN102864859B CN201210402607.3A CN201210402607A CN102864859B CN 102864859 B CN102864859 B CN 102864859B CN 201210402607 A CN201210402607 A CN 201210402607A CN 102864859 B CN102864859 B CN 102864859B
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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 construction method thereof and construction jacking equipment.
Background technology
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 the successively mode of Construction Support framework to complete 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 met, and the construction method of conventional curtain wall braced structures is comparatively inflexible, can not meet the required construction precision of modern architecture curtain wall, in addition, thereby this construction method difficulty of construction of building construction operation platform fixed support framework is from bottom to top larger, need to expend a lot of construction materials, manpower and time.
Summary of the invention
The object of this invention is to provide a kind of curtain wall steel braced structures and construction method thereof and construction jacking equipment, so that described curtain wall steel braced structures can adapt to difform curtain wall plate, have higher installation accuracy, and reduced installation difficulty.
For reaching above-mentioned technique effect, the invention provides a kind of curtain wall steel braced structures, be arranged at floor main structure peripheral, described curtain wall steel braced structures comprises cantilever frame and a plurality of support structure layers, described in each, support structure layers includes support frame and a plurality of flexible pull-rod, described cantilever frame is fixed on the top of described floor main structure side, described a plurality of support structure layers is fixed on each floor periphery of described floor main structure from top to bottom successively, described support frame is fixed on floor outside corresponding to described floor main structure, the one 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 that is arranged in the support structure layers of the superiors, the two ends of the flexible pull-rod in all the other support structure layers are connected with the support frame in this one deck support structure layers with last layer respectively.
The present invention also provides a kind of construction method 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 to whole modeling, according to the interaction relationship between three, the distortion pre-adjustment numerical value should be noted while drawing site operation and stress monitoring numerical value;
Step 2: the data that draw according to modeling are carried out the construction of curtain wall steel braced structures at the scene;
Step 3: the dynamic change adjustment model during according to construction is also carried out real-time data analysis, adjusts at any time site operation scheme, and then complete construction by analysis result.
Further, described step 1 is specifically 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): by the whole modeling of floor main structure, cantilever frame and a plurality of support structure layers three, carry out construction simulation analysis;
Steps d): in model, in definite also Optimizing construction process, required distortion pre-adjustment numerical value and stress is monitored numerical value.
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 described cantilever frame, described many wire rope are connected described a plurality of suspension girder steels with described construction operation platform, wire rope drives described construction operation platform to move up and down described in described dynamical system folding and unfolding.
Further, described construction operation platform covers the constructing operation area of staff on it completely.
Further, the periphery of described construction operation platform is provided with guardrail.
Further, in step 2, the concrete grammar of site operation, for to control described wire rope folding and unfolding by dynamical system, moves from top to bottom described construction operation platform and successively carries out the installation of support structure layers by the operating personnel on described construction operation platform.
Further, described curtain wall steel braced structures also comprises control device, and described control device is controlled described dynamical system, makes the steady lifting of described construction operation platform.
Further, described step 3 is specifically divided into following step:
Step a '): according to modeling result, determine each component stress and distortion monitoring points position in site operation;
Step b '): according to 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, continue step b '), if exceed controlled range or scheme change, provide alert, and in model, re-start the construction simulation analysis under new operating mode, according to result, reassign constructure scheme, and continue execution step a ');
Steps d '): repeating step c '), until whole construction completes.
Further, the deformation of member data of field measurement and stress data are imported to Deepen Design model in time, the subsequent members of making by the pre-splicing technology of information-based model and factory process is carried out integrated interlock, guarantees that the precision of member meets 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 cantilever frame.This " couple hardness with softness+hang " combining structure is as the support frame of curtain wall plate, its installation accuracy requires high, the construction method 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 to theory and calculates, the data of each tie point of Real-Time Monitoring job site again, then according to situation about occurring in site operation, regulate in time model and carry out sunykatuib analysis, by dynamic adjustment constructure scheme, construct more accurately, make this curtain wall steel braced structures after installation, can reach the required installation accuracy requirement of curtain wall plate.The construction method 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 synchronously realize and using and descending operation function as matching operation facility with jacking equipment.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
The generalized section of the curtain wall steel braced structures that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the curtain wall steel braced structures that Fig. 2 provides for the embodiment of the present invention;
The construction method flow chart of the curtain wall steel braced structures that Fig. 3 provides for the embodiment of the present invention.
In Fig. 1 and Fig. 2,
1: 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
Curtain wall steel braced structures the present invention being proposed below in conjunction with the drawings and specific embodiments and construction method 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-ratio accurately, only in order to convenient, the object of the aid illustration embodiment of the present invention lucidly.
Core concept of the present invention is, a kind of curtain wall steel braced structures and construction method 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 cantilever frame, this " couple hardness with softness+hang " combining structure installation accuracy requires high, the construction method 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 to theory and calculates, the data of each tie point of Real-Time Monitoring job site again, follow according to the timely adjustment model of situation about occurring in site operation and carry out analog computation, by dynamic adjustment constructure scheme with the method that factory process is carried out integrated interlock, construct more accurately, 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 present invention; The structural representation of the curtain wall steel braced structures that Fig. 2 provides for the embodiment of the present invention; The construction method flow chart of the curtain wall steel braced structures that Fig. 3 provides for the embodiment of the present invention.
The embodiment of the present 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, described in each, support structure layers includes support frame 3 and a plurality of flexible pull-rod 4, described cantilever frame 2 is fixed on the top of described floor main structure 1 side, described a plurality of support structure layers is fixed on each floor periphery of described floor main structure 1 from top to bottom successively, described support frame 3 is fixed on the floor outside of described floor main structure 1 correspondence by a plurality of bearings of different directions are thereon set, the one end that is arranged in the flexible pull-rod 4 of the superiors' support structure layers is connected with cantilever frame 2, its other end is connected with the support frame 3 that is arranged in the support structure layers of the superiors, the two ends of the flexible pull-rod 4 in all the other support structure layers are connected with the support frame 3 in last layer support structure layers with this one deck (being place layer) respectively.
Curtain wall steel braced structures provided by the invention is mainly 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 cantilever frame 2, the flexible design of flexible pull-rod 4 makes again 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 present invention also provides a kind of construction method 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 to whole modeling, according to the interaction relationship between three, the distortion pre-adjustment numerical value should be noted while drawing site operation and stress monitoring numerical value;
Step 2: the data that draw according to modeling are carried out the construction of curtain wall steel braced structures at the scene;
Step 3: the dynamic change adjustment model during according to construction is also carried out real-time data analysis, adjusts at any time site operation scheme, and then complete construction by analysis result.
Further, described step 1 is specifically 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): by the whole modeling of floor main structure 1, cantilever frame 2 and a plurality of support structure layers three, carry out construction simulation analysis;
Steps d): in model, in definite also Optimizing construction process, required distortion pre-adjustment numerical value and stress is monitored numerical value.
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 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, wire rope 6 drives described construction operation platform 7 to move up and down described in described dynamical system folding and unfolding.
Further, described construction operation platform 7 covers the constructing operation area of staff on it completely.
Further, the periphery of described construction operation platform 7 is provided with guardrail.
Further, in step 2, the concrete grammar of site operation, for to control described wire rope 6 folding and unfoldings by dynamical system, moves from top to bottom described construction operation platform 7 and successively carries out the installation of support structure layers by the operating personnel on described construction operation platform.
Further, described curtain wall steel braced structures also comprises control device, and described control device is controlled described dynamical system, makes the steady lifting of described construction operation platform 7.
Further, described step 3 is specifically divided into following step:
Step a '): according to modeling result, determine each component stress and distortion monitoring points position in site operation;
Step b '): according to 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, continue step b '), if exceed controlled range or scheme change, provide alert, and in model, re-start the construction simulation analysis under new operating mode, according to result, reassign constructure scheme, and continue execution step a ');
Steps d '): repeating step c '), until whole construction completes.
Further, field measurement deformation of member data and stress data are imported to Deepen Design model in time, the subsequent members of making by the pre-splicing technology of information-based model and factory process is carried out integrated interlock, guarantees that the precision of member meets curtain wall plate requirement.
This " couple hardness with softness+hang " combination installation accuracy of this curtain wall steel braced structures requires high, the construction method 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 to theory and calculates, the data of each tie point of Real-Time Monitoring job site again, follow according to the timely adjustment model of situation about occurring in site operation and carry out sunykatuib analysis, by dynamic adjustment constructure scheme with the method that factory process is carried out integrated interlock, construct more accurately, make this curtain wall steel braced structures after installation, can reach the required installation accuracy requirement of curtain wall plate.The construction method 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 synchronously realize and using and descending operation function as matching operation facility with jacking equipment.
Obviously, those skilled in the art can carry out various changes and distortion and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (14)
1. a curtain wall steel braced structures, be arranged at floor main structure peripheral, it is characterized in that, comprise cantilever frame and a plurality of support structure layers, described in each, support structure layers includes support frame and a plurality of flexible pull-rod, described cantilever frame is fixed on the top of described floor main structure side, described a plurality of support structure layers is fixed on each floor periphery of described floor main structure from top to bottom successively, described support frame is fixed on floor outside corresponding to described floor main structure, the one 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 that is arranged in the support structure layers of the superiors, the two ends of the flexible pull-rod in all the other support structure layers are connected with the support frame in this one deck support structure layers with last layer respectively.
2. the jacking equipment for the construction of curtain wall steel braced structures as claimed in claim 1, 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 described cantilever frame, described many wire rope are connected described a plurality of suspension girder steels with described construction operation platform, wire rope drives described construction operation platform to move up and down described in described dynamical system folding and unfolding.
3. according to claim 2 for the jacking equipment of curtain wall steel braced structures construction, it is characterized in that, described construction operation platform covers the constructing operation area of staff on it completely.
4. according to claim 2 for the jacking equipment of curtain wall steel braced structures construction, it is characterized in that, the periphery of described construction operation platform is provided with guardrail.
5. according to claim 2 for the jacking equipment of curtain wall steel braced structures construction, it is characterized in that, described curtain wall steel braced structures also comprises control device, and described control device is controlled described dynamical system, makes the steady lifting of described construction operation platform.
6. a construction method for 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 to whole modeling, and according to the interaction relationship between three, distortion pre-adjustment numerical value and stress required while drawing site operation are monitored numerical value;
Step 2: the data that draw according to modeling are carried out the construction of curtain wall steel braced structures at the scene;
Step 3: the dynamic change adjustment model during according to construction is also carried out real-time data analysis, adjusts at any time site operation scheme, and then complete construction by analysis result.
7. the construction method of curtain wall steel braced structures according to claim 6, is characterized in that, described step 1 is specifically 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): by the whole modeling of floor main structure, cantilever frame and a plurality of support structure layers three, carry out construction simulation analysis;
Steps d): in model, in definite also Optimizing construction process, required distortion pre-adjustment numerical value and stress is monitored numerical value.
8. the construction method of 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 described cantilever frame, described many wire rope are connected described a plurality of suspension girder steels with described construction operation platform, wire rope drives described construction operation platform to move up and down described in described dynamical system folding and unfolding.
9. the construction method of 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 completely.
10. the construction method of 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. construction methods of curtain wall steel braced structures according to claim 8, it is characterized in that, in step 2, the concrete grammar of site operation, for to control described wire rope folding and unfolding by dynamical system, moves from top to bottom described construction operation platform and successively carries out the installation of support structure layers by the operating personnel on described construction operation platform.
12. according to the construction method of curtain wall steel braced structures described in claim 11, it is characterized in that, described curtain wall steel braced structures also comprises control device, and described control device is controlled described dynamical system, makes the steady lifting of described construction operation platform.
13. construction methods of curtain wall steel braced structures according to claim 6, is characterized in that, described step 3 is specifically divided into following step:
Step a '): according to modeling result, determine each component stress and distortion monitoring points position in site operation;
Step b '): according to 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, continue step b '), if exceed controlled range or scheme change, provide alert, and in model, re-start the construction simulation analysis under new operating mode, according to result, reassign constructure scheme, and continue execution step a ');
Steps d '): repeating step c '), until whole construction completes.
14. according to the construction method of curtain wall steel braced structures described in claim 6 to 13 any one, it is characterized in that, field measurement data are imported to Deepen Design model in time, the subsequent members of making by the pre-splicing technology of information-based model and factory process is carried out integrated interlock, guarantees that the precision of member meets curtain wall plate installation requirement.
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| CN105332452B (en) * | 2015-11-26 | 2017-10-13 | 中国航空规划设计研究总院有限公司 | Cable curtain wall supporting system and its construction method of a kind of top provided with steel truss |
| CN105386593B (en) * | 2015-12-08 | 2018-06-29 | 上海市机械施工集团有限公司 | Suspension type operating platform and construction method |
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| CN112814395B (en) * | 2021-01-04 | 2022-07-22 | 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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