CN116498061A - High formwork construction method for arc-shaped structure - Google Patents
High formwork construction method for arc-shaped structure Download PDFInfo
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- CN116498061A CN116498061A CN202310443112.3A CN202310443112A CN116498061A CN 116498061 A CN116498061 A CN 116498061A CN 202310443112 A CN202310443112 A CN 202310443112A CN 116498061 A CN116498061 A CN 116498061A
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- 238000009415 formwork Methods 0.000 title claims abstract description 42
- 238000010276 construction Methods 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 238000010408 sweeping Methods 0.000 claims description 21
- 238000013461 design Methods 0.000 claims description 15
- 238000013499 data model Methods 0.000 claims description 14
- 238000009826 distribution Methods 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 238000013507 mapping Methods 0.000 claims description 6
- 238000003062 neural network model Methods 0.000 claims description 6
- 230000003068 static effect Effects 0.000 claims description 6
- 238000007405 data analysis Methods 0.000 claims description 3
- 238000012549 training Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000007689 inspection Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/04—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for structures of spherical, spheroid or similar shape, or for cupola structures of circular or polygonal horizontal or vertical section; Inflatable forms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
-
- 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
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/04—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for lintels, beams, or transoms to be encased separately; Special tying or clamping means therefor
-
- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/001—Corner fastening or connecting means for forming or stiffening elements
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a construction method of a high formwork of an arc structure, which belongs to the field of building engineering, and comprises the following specific steps: step one: pretreatment: manufacturing a bottom die template, a beam side die and a top plate template with arc structures, cleaning inflammables and construction wastes on a working surface, determining whether the working surface has a height difference, and reducing the height difference to be within 0-1 m; step two: spring wire: according to the invention, whether the high formwork with the arc structure collapses or not can be predicted, the supporting safety of the high formwork with the arc structure is accurately known, expert detection is not needed, the cost is reduced, the inspection time is shortened, the accuracy of the result is ensured, the installation standardization of the high formwork with the arc structure can be improved, and the safety of the high formwork with the arc structure can be ensured in the aspect of construction operation.
Description
Technical Field
The invention relates to the field of constructional engineering, in particular to a high formwork construction method for an arc-shaped structure.
Background
Along with the continuous pursuit of perfect building morphology and visual effect of building designers, the rigid facade design in the past has been replaced by more and more flexible special-shaped designs, circular, oval and arc structural forms are widely applied to various buildings, arc beams and special-shaped plates in various forms are continuously emerging, certain difficulties are brought to construction of the arc beams and the special-shaped plates, most of the arc structures are steel structures, the concrete arc structures need to be supported by a formwork, and the requirements of the change of the arc structures on the section, the change of the overall appearance form and the surface clear water effect can increase difficulties for processing and installing reinforcing steel bars and formworks, particularly the high formwork of the arc structures with supporting heights exceeding 8 meters are increased, and the difficulties are increased for construction of the arc structures.
Through the search, chinese patent number CN107869249a discloses a high formwork construction method of an arc structure, although simplifying the installation process, accelerating the construction progress, greatly reducing the construction cost, the part of cross bars of the diagonal is directly and vertically supported on the formwork, the support stability effect is good, but the support safety of the high formwork of the arc structure cannot be accurately known, collapse or partial collapse cannot be predicted in advance, if expert detection is adopted, the cost is increased, the inspection time is prolonged, the accuracy of the result cannot be fully determined, and meanwhile, the installation standardization of the high formwork of the arc structure is lower.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a high formwork construction method with an arc-shaped structure.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the construction method of the arc-shaped structure high formwork comprises the following specific steps:
step one: pretreatment: manufacturing a bottom die template, a beam side die and a top plate template with arc structures, cleaning inflammables and construction wastes on a working surface, determining whether the working surface has a height difference, and reducing the height difference to be within 0-1 m;
step two: spring wire: according to the measuring datum point and the design drawing, carrying out data analysis and paying-off positioning, thereby determining the placement position of the vertical rod on the working surface, and then filling 50 multiplied by 100mm through a long square, wherein the number of the vertical rods on the square is more than or equal to 3;
step three: building a beam slab full scaffold: setting up a vertical rod and a vertical rod cross rod, enabling the distance between the vertical rod and the vertical rod cross rod to meet the requirement of a design drawing, setting up a longitudinal sweeping rod and a transverse sweeping rod at the bottom of the vertical rod at a distance of 0.5-1 m from the edge above a slope if the working surface has a height difference, extending the longitudinal sweeping rod at a high position by 2-3 spans to a low position when the working surface has a height difference, inserting a U-shaped support at the top of the vertical rod to form a prefabricated hall scaffold, setting up vertical cross braces and horizontal cross braces on the prefabricated hall scaffold, setting up horizontal reinforcing layers at the top and the bottom of the prefabricated hall scaffold when the width-to-height ratio of the prefabricated hall scaffold is more than or equal to 4, and adding the horizontal reinforcing layers at intervals of 8-12 m when the distance between the horizontal reinforcing layers at the top and the bottom is more than or equal to 16m, and forming the beam slab hall scaffold;
step four: and (3) adjusting elevation: adjusting the top height of the vertical rod of the beam plate full-hall scaffold in the third step to enable the top of the beam plate full-hall scaffold to meet the requirements of a design drawing;
step five: checking: manually collecting various data of the beam plate full-hall scaffold, determining characteristic data of a plurality of characteristics of the beam plate full-hall scaffold, integrating the characteristic data into a data set, constructing a structure of a data model of the beam plate full-hall scaffold, abstracting static constant data and dynamic variable data in the data model of the beam plate full-hall scaffold, constructing a beam plate full-hall scaffold digital twin model according to a preset mapping relation, optimizing the beam plate full-hall scaffold digital twin model, simultaneously manually simulating a bearing object of the beam plate full-hall scaffold, determining characteristic data of a plurality of characteristics of the bearing object, establishing a bearing object digital twin model, finally checking the safety of the beam plate full-hall scaffold, and accepting after checking;
step six: post-treatment: paving a beam bottom die template, mounting a beam side die, mounting a keel, paving a top plate template and correcting elevation, pouring concrete between the templates, curing and forming, and removing the templates;
step seven: and (5) acceptance checking: the expert, manager, project department and operation team participate together to check and accept the arc-shaped structure high formwork.
Further, in the third step, the transverse sweeping rod is positioned below the longitudinal sweeping rod, the height between the center of the sweeping rod and the working surface is less than or equal to 200mm, the length of the U-shaped support extending out of the vertical rod in the third step is 150-200 mm, and the length of the U-shaped support inserted into the vertical rod is more than or equal to 150mm.
Further, the installation requirement of the vertical scissors support in the third step is as follows: every 4-6 rows of vertical rods are arranged on four sides and the middle of the prefabricated full-hall scaffold, vertical scissor supports are continuously arranged from bottom to top, and the installation requirements of the horizontal scissor supports are as follows: horizontal scissor supports are arranged at the upper end, the lower end and the middle of the prefabricated full-hall scaffold at intervals of 4-6 rows of vertical rods downwards from the cross rod of the top vertical rod at intervals of 2-4 steps.
Further, the included angle between the vertical scissors support and the horizontal scissors support is 45-60 degrees, and meanwhile, the joints of the vertical scissors support and the horizontal scissors support adopt a lap joint mode.
Further, the specific operation of constructing the data model of the beam slab full scaffold in the fifth step is as follows:
s1, determining a data set of a beam plate full scaffold entity, wherein the data set comprises attribute names and data types;
s2, counting original distribution of the features in a plurality of attribute data and distribution parameters for each feature;
and S3, adjusting the characteristic values according to the distribution parameters to enable the distribution of the adjusted characteristics in the attribute data to be normal distribution, and inputting the normal distribution into a neural network model for training.
Further, in step S3, the neural network model is a BP neural network model.
Further, a certain expansion die deformation space is reserved when the beam side die is installed in the step six, and the installation keels are required to be bound at fixed points.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through constructing the structure of the data model of the beam plate full scaffold, abstracting static constant data and dynamic variable data in the data model of the beam plate full scaffold, constructing the digital twin model of the beam plate full scaffold according to a preset mapping relation, optimizing the digital twin model of the beam plate full scaffold, simultaneously constructing the digital twin model of a bearing object, finally checking the safety of the beam plate full scaffold, checking and accepting after checking, the aim of predicting whether the arc-shaped structure high formwork collapses is achieved, the supporting safety of the arc-shaped structure high formwork is accurately known, expert detection is not needed, the cost is reduced, the checking time is shortened, and the accuracy of the result is ensured.
2. According to the invention, inflammables and construction wastes on the working surface are cleaned, whether the working surface has a height difference or not is determined, the height difference is reduced to be within 0-1 m, the working plane meets the requirements, the influence on the stability of the high formwork of the arc-shaped structure in the later period is avoided, the beam plate full-hall scaffold is constructed in a standardized manner, and finally the height of the top end of the vertical rod of the beam plate full-hall scaffold is adjusted, so that the top end of the beam plate full-hall scaffold meets the requirements of a design drawing, the purpose of improving the installation standardization of the high formwork of the arc-shaped structure is achieved, and the safety of the high formwork of the arc-shaped structure can be ensured in the aspect of construction operation.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
Fig. 1 is a schematic construction flow diagram of the arc structure high formwork construction method provided by the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1:
referring to fig. 1, the present invention provides a technical solution: the construction method of the arc-shaped structure high formwork comprises the following specific steps:
step one: pretreatment: manufacturing a bottom die template, a beam side die and a top plate template with arc structures, cleaning inflammables and construction wastes on a working surface, determining whether the working surface has a height difference, and reducing the height difference to be within 0-1 m;
step two: spring wire: according to the measuring datum point and the design drawing, carrying out data analysis and paying-off positioning, thereby determining the placement position of the vertical rod on the working surface, and then filling 50 multiplied by 100mm through a long square, wherein the number of the vertical rods on the square is more than or equal to 3;
step three: building a beam slab full scaffold: setting up a vertical rod and a vertical rod cross rod, enabling the distance between the vertical rod and the vertical rod cross rod to meet the requirement of a design drawing, setting up a longitudinal sweeping rod and a transverse sweeping rod at the bottom of the vertical rod at a distance of 0.5-1 m from the edge above a slope if the working surface has a height difference, extending the longitudinal sweeping rod at a high position by 2-3 spans to a low position when the working surface has a height difference, inserting a U-shaped support at the top of the vertical rod to form a prefabricated hall scaffold, setting up vertical cross braces and horizontal cross braces on the prefabricated hall scaffold, setting up horizontal reinforcing layers at the top and the bottom of the prefabricated hall scaffold when the width-to-height ratio of the prefabricated hall scaffold is more than or equal to 4, and adding the horizontal reinforcing layers at intervals of 8-12 m when the distance between the horizontal reinforcing layers at the top and the bottom is more than or equal to 16m, and forming the beam slab hall scaffold;
step four: and (3) adjusting elevation: and (3) adjusting the top height of the vertical rod of the beam plate full-hall scaffold in the step three, so that the top of the beam plate full-hall scaffold meets the requirements of design drawings.
Specifically, in the process of constructing the arc-shaped structure high formwork, inflammables and construction wastes on the working surface are cleaned, whether the working surface has a height difference or not is determined, the height difference is reduced to be within 0-1 m, the placement position of the vertical rod is determined on the working surface, 50X 100mm through long timber is filled on the placement position of the vertical rod, then the vertical rod and the vertical rod cross rod are erected on the timber, the distance between the vertical rod and the vertical rod cross rod meets the requirements of a design drawing, if the working surface has the height difference, the distance between the vertical rod and the edge above the side slope is 0.5-1 m, meanwhile, the vertical sweeping rod and the transverse sweeping rod are erected at the bottom of the vertical rod, when the working surface has the height difference, the vertical sweeping rod at the height is prolonged to be 2-3 spans to the lower position, then a U bracket is inserted into the top of the vertical rod, a prefabricated full-hall scaffold is formed, vertical scissors support and horizontal scissors support are arranged on the prefabricated full-hall scaffold, a horizontal reinforcing layer is arranged according to actual conditions, the full-bridge scaffold is formed, the top end of the scaffold is adjusted, the top end of the vertical rod is enabled to be 0.5-1 m, the distance from the edge of the side wall is 0, the side wall is higher than the top of the vertical rod is higher than the vertical rod, the top of the vertical rod is enabled to meet the requirements of the arc-shaped structure, and the arc-shaped structure is guaranteed, and the arc-shaped structure meets the requirements of the arc-shaped structure is guaranteed, and the requirements of the safety requirements are met, and the safety requirements are guaranteed.
Example 2:
referring to fig. 1, the present invention provides a technical solution: the high formwork construction method of the arc-shaped structure further comprises the following steps: checking: manually collecting various data of the beam plate full-hall scaffold, determining characteristic data of a plurality of characteristics of the beam plate full-hall scaffold, integrating the characteristic data into a data set, constructing a structure of a data model of the beam plate full-hall scaffold, abstracting static constant data and dynamic variable data in the data model of the beam plate full-hall scaffold, constructing a beam plate full-hall scaffold digital twin model according to a preset mapping relation, optimizing the beam plate full-hall scaffold digital twin model, simultaneously manually simulating a bearing object of the beam plate full-hall scaffold, determining characteristic data of a plurality of characteristics of the bearing object, establishing a bearing object digital twin model, finally checking the safety of the beam plate full-hall scaffold, and accepting after checking;
step six: post-treatment: paving a beam bottom die template, mounting a beam side die, mounting a keel, paving a top plate template and correcting elevation, pouring concrete between the templates, curing and forming, and removing the templates;
step seven: and (5) acceptance checking: the expert, manager, project department and operation team participate together to check and accept the arc-shaped structure high formwork.
Specifically, in the process of checking the beam plate full scaffold, each item of data of the beam plate full scaffold is manually collected, then characteristic data of a plurality of characteristics of the beam plate full scaffold are determined, and are integrated into a data set, a structure of a data model of the beam plate full scaffold is constructed, static constant data and dynamic variable data are abstracted from the data model of the beam plate full scaffold, a beam plate full scaffold digital twin model is constructed according to a preset mapping relation, then the beam plate full scaffold digital twin model is optimized, meanwhile, a bearing object of the beam plate full scaffold is manually simulated, the characteristic data of a plurality of characteristics of the bearing object are determined, a bearing object digital twin model is built, finally, the safety of the beam plate full scaffold is checked, checking and accepting are preformed after checking is finished, the purpose of accurately knowing whether the arc structure high formwork collapses or not, the supporting safety of the arc structure high formwork is not required to be detected by an expert, the cost is reduced, the checking time is shortened, and the accuracy of a result is ensured.
The working principle and the using flow of the invention are as follows: when a high formwork with an arc structure needs to be constructed, inflammables and construction wastes on a working surface are cleaned, whether the working surface has a height difference or not is determined, the height difference is reduced to be within 0-1 m, the placement position of a vertical rod is determined on the working surface, 50X 100mm through long timber is filled on the placement position of the vertical rod, then the vertical rod and a vertical rod cross rod are erected on the timber, the distance between the vertical rod and the vertical rod cross rod meets the requirements of a design drawing, if the working surface has the height difference, the distance between the vertical rod and the edge above a side slope is 0.5-1 m, meanwhile, a longitudinal floor sweeping rod and a transverse floor sweeping rod are erected at the bottom of the vertical rod, when the working surface has the height difference, the longitudinal floor sweeping rod at the height is prolonged to be 2-3 spans to the lower position, a U bracket is inserted at the top of the vertical rod, a prefabricated full scaffold is formed, a vertical scissor support and a horizontal scissor support are arranged on the prefabricated full scaffold, a beam plate full scaffold is formed according to actual conditions, and finally, the top of the vertical rod and the vertical rod cross rod is erected on the timber, the beam plate full scaffold is adjusted, if the top of the vertical rod is in line with the requirements of the design drawing, and the top of the arc structure meets the requirements of the arc structure, and the high structural safety requirements of the arc structure is guaranteed;
after the beam plate full scaffold is built, manually collecting various data of the beam plate full scaffold, determining characteristic data of a plurality of characteristics of the beam plate full scaffold, integrating the characteristic data into a data set, constructing a structure of a data model of the beam plate full scaffold, abstracting static constant data and dynamic variable data in the data model of the beam plate full scaffold, constructing a beam plate full scaffold digital twin model according to a preset mapping relation, optimizing the beam plate full scaffold digital twin model, simultaneously manually simulating a bearing object of the beam plate full scaffold, determining characteristic data of a plurality of characteristics of the bearing object, establishing a bearing object digital twin model, finally checking the safety of the beam plate full scaffold, checking and accepting after checking, predicting whether the arc structure high formwork collapses, accurately knowing the supporting safety of the arc structure high formwork, reducing the cost, shortening the checking time and ensuring the accuracy of the result without adopting expert detection, and completing the operation.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The construction method of the arc-shaped structure high formwork is characterized by comprising the following specific steps of:
step one: pretreatment: manufacturing a bottom die template, a beam side die and a top plate template with arc structures, cleaning inflammables and construction wastes on a working surface, determining whether the working surface has a height difference, and reducing the height difference to be within 0-1 m;
step two: spring wire: according to the measuring datum point and the design drawing, carrying out data analysis and paying-off positioning, thereby determining the placement position of the vertical rod on the working surface, and then filling 50 multiplied by 100mm through a long square, wherein the number of the vertical rods on the square is more than or equal to 3;
step three: building a beam slab full scaffold: setting up a vertical rod and a vertical rod cross rod, enabling the distance between the vertical rod and the vertical rod cross rod to meet the requirement of a design drawing, setting up a longitudinal sweeping rod and a transverse sweeping rod at the bottom of the vertical rod at a distance of 0.5-1 m from the edge above a slope if the working surface has a height difference, extending the longitudinal sweeping rod at a high position by 2-3 spans to a low position when the working surface has a height difference, inserting a U-shaped support at the top of the vertical rod to form a prefabricated hall scaffold, setting up vertical cross braces and horizontal cross braces on the prefabricated hall scaffold, setting up horizontal reinforcing layers at the top and the bottom of the prefabricated hall scaffold when the width-to-height ratio of the prefabricated hall scaffold is more than or equal to 4, and adding the horizontal reinforcing layers at intervals of 8-12 m when the distance between the horizontal reinforcing layers at the top and the bottom is more than or equal to 16m, and forming the beam slab hall scaffold;
step four: and (3) adjusting elevation: adjusting the top height of the vertical rod of the beam plate full-hall scaffold in the third step to enable the top of the beam plate full-hall scaffold to meet the requirements of a design drawing;
step five: checking: manually collecting various data of the beam plate full-hall scaffold, determining characteristic data of a plurality of characteristics of the beam plate full-hall scaffold, integrating the characteristic data into a data set, constructing a structure of a data model of the beam plate full-hall scaffold, abstracting static constant data and dynamic variable data in the data model of the beam plate full-hall scaffold, constructing a beam plate full-hall scaffold digital twin model according to a preset mapping relation, optimizing the beam plate full-hall scaffold digital twin model, simultaneously manually simulating a bearing object of the beam plate full-hall scaffold, determining characteristic data of a plurality of characteristics of the bearing object, establishing a bearing object digital twin model, finally checking the safety of the beam plate full-hall scaffold, and accepting after checking;
step six: post-treatment: paving a beam bottom die template, mounting a beam side die, mounting a keel, paving a top plate template and correcting elevation, pouring concrete between the templates, curing and forming, and removing the templates;
step seven: and (5) acceptance checking: the expert, manager, project department and operation team participate together to check and accept the arc-shaped structure high formwork.
2. The high formwork construction method of the arc-shaped structure according to claim 1, wherein in the third step, the transverse sweeping rod is located below the longitudinal sweeping rod, the height of the center distance of the sweeping rod from the working surface is less than or equal to 200mm, the length of the U-shaped support extending out of the vertical rod is 150-200 mm, and the length of the U-shaped support inserting into the vertical rod is more than or equal to 150mm.
3. The method for constructing the high formwork with the arc-shaped structure according to claim 1, wherein the installation requirement of the vertical scissor brace in the third step is as follows: every 4-6 rows of vertical rods are arranged on four sides and the middle of the prefabricated full-hall scaffold, vertical scissor supports are continuously arranged from bottom to top, and the installation requirements of the horizontal scissor supports are as follows: horizontal scissor supports are arranged at the upper end, the lower end and the middle of the prefabricated full-hall scaffold at intervals of 4-6 rows of vertical rods downwards from the cross rod of the top vertical rod at intervals of 2-4 steps.
4. The method for constructing the high formwork with the arc-shaped structure according to claim 3, wherein an included angle between the vertical scissors support and the horizontal scissors support is 45-60 degrees, and meanwhile, joints of the vertical scissors support and the horizontal scissors support adopt a lap joint mode.
5. The method for constructing the high formwork with the arc-shaped structure according to claim 1, wherein the specific operation of constructing the data model of the beam slab full scaffold in the fifth step is as follows:
s1, determining a data set of a beam plate full scaffold entity, wherein the data set comprises attribute names and data types;
s2, counting original distribution of the features in a plurality of attribute data and distribution parameters for each feature;
and S3, adjusting the characteristic values according to the distribution parameters to enable the distribution of the adjusted characteristics in the attribute data to be normal distribution, and inputting the normal distribution into a neural network model for training.
6. The method according to claim 5, wherein the neural network model in step S3 is a BP neural network model.
7. The method for constructing the high formwork with the arc-shaped structure according to claim 1, wherein a certain expansion formwork deformation space is reserved when the side formwork of the beam is installed in the step six, and the installation keels are required to be bound at fixed points.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310443112.3A CN116498061A (en) | 2023-04-13 | 2023-04-13 | High formwork construction method for arc-shaped structure |
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| CN202310443112.3A CN116498061A (en) | 2023-04-13 | 2023-04-13 | High formwork construction method for arc-shaped structure |
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| CN116498061A true CN116498061A (en) | 2023-07-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117648596A (en) * | 2023-11-28 | 2024-03-05 | 河北建工集团有限责任公司 | Digital twin and intelligent sensor fusion method and system for building construction |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117648596A (en) * | 2023-11-28 | 2024-03-05 | 河北建工集团有限责任公司 | Digital twin and intelligent sensor fusion method and system for building construction |
| CN117648596B (en) * | 2023-11-28 | 2024-04-30 | 河北建工集团有限责任公司 | Digital twin and intelligent sensor fusion method and system for building construction |
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