CN112084554B - Arc-shaped cantilever structure paying-off construction method - Google Patents
Arc-shaped cantilever structure paying-off construction method Download PDFInfo
- Publication number
- CN112084554B CN112084554B CN202010799607.6A CN202010799607A CN112084554B CN 112084554 B CN112084554 B CN 112084554B CN 202010799607 A CN202010799607 A CN 202010799607A CN 112084554 B CN112084554 B CN 112084554B
- Authority
- CN
- China
- Prior art keywords
- arc
- control point
- control
- cantilever structure
- construction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/08—Construction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Geometry (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Business, Economics & Management (AREA)
- Primary Health Care (AREA)
- Economics (AREA)
- Strategic Management (AREA)
- General Business, Economics & Management (AREA)
- Marketing (AREA)
- Human Resources & Organizations (AREA)
- General Health & Medical Sciences (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Tourism & Hospitality (AREA)
- Health & Medical Sciences (AREA)
- Structural Engineering (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The arc overhanging structure pay-off construction method is mainly used for pay-off, construction and control of arc overhanging structures at all positions, and is characterized in that according to the actual engineering situation, safety checking calculation, CAD auxiliary coordinate control, BIM modeling, internal control of a vertical alignment instrument, external control of a total station are carried out on a framework system through sample safety software, and a specially-assigned person carries out on-site inspection guidance to ensure the whole process control from bottom crossing, pay-off and construction of the arc overhanging structure, so that the construction quality of the arc overhanging structure is ensured. The invention can better control the arc structure from paying off, and can adjust and control according to the control point area during construction.
Description
Technical Field
The invention belongs to the field of civil buildings and production, and particularly relates to construction paying-off and lofting required by civil buildings and production.
Background
The arc overhanging structure is designed for attractive and elegant appearance in more and more structures, a plumb line is hung according to site ground paying-off by workers in the prior art, the horizontal height of the workers directly influences the construction quality of the arc overhanging structure, and the accuracy and precision of paying-off can be better ensured by combining an internal control method and an external control method, so that the construction quality of the arc overhanging structure is better ensured.
Disclosure of Invention
The invention mainly solves the problems of construction and production of arc-shaped structures, and mainly carries out safety checking calculation on a framework system according to sample safety calculation software, and can realize more accurate lofting of the arc-shaped overhanging structure by adopting CAD software, a laser plummet, a total station and modern BIM technology as supports, thereby ensuring the construction quality of the arc-shaped overhanging structure.
The technical scheme of the invention is as follows: a pay-off construction method for an arc cantilever structure is characterized in that sample safety calculation software is adopted to set up an on-site formwork to perform safety checking calculation, and the position and coordinate control of a control point, BIM modeling, internal control of a vertical collimator and external control of a total station are determined according to a CAD drawing.
The concrete construction process comprises the following steps: in the early stage, the arc overhanging structure is analyzed, the coordinates of the related control points are read, the checking calculation and BIM modeling are carried out on the formwork erection system, the formwork erection system with the feasibility of the arc overhanging structure is determined, and the accuracy of lofting is ensured by the double control of the internal control point of the plummet and the external control point of the total station in the construction process.
1. Checking calculation in earlier stage
The steel pipe fastener type scaffold is adopted for erecting the scaffold body, the space between every two scaffold bodies is 900 x 900, the step pitch is 1200, the top vertical rod is less than or equal to 500mm, one horizontal cross brace is arranged every six spans in the longitudinal direction and the transverse direction, and one horizontal cross brace is arranged at a distance of 500 from the top layer.
2. BIM modeling
And (3) building a die set by BIM software to perform three-dimensional BIM modeling, accurately determining the position of a control point combination beam of the arc-shaped cantilever structure by combining a CAD drawing and a BIM three-dimensional drawing, selecting the positions of an internal control point and an external control point which are both 500mm away from the arc-shaped cantilever structure on the outer side according to the drawing condition, and enabling the distance between the control points to be 3000mm.
3. Internal control of vertical collimator
Confirm interior accuse point for 500mm apart from the arc structure outside of encorbelmenting, reserve the control point when the ground lofting, erect laser plummet at the ground control point department that has surveyed when waiting to be under construction to the arc structure of encorbelmenting, carry out control point collection, bullet line in the arc structure department of encorbelmenting.
4. Total station external control
The coordinates of the arc cantilever structure at a position 500mm away from the outer side are recorded and serve as an outer control point of the arc cantilever structure, a total station is erected on a structure top, a back intersection method is adopted, the coordinates of the control points of the arc cantilever structure are measured and set according to the coordinates of the ground control points, and then rechecking and adjusting are carried out on the coordinates and the position of the inner control point, so that the accuracy of the arc cantilever structure is guaranteed.
According to the invention, sample safety calculation software is adopted to carry out die set checking calculation, modeling is carried out through a BIM technology, the accurate position and the coordinates of a control point are determined by CAD assistance, and the internal control of a plumb aligner and the external control of a total station are combined, so that the arc-shaped structure is better controlled from paying off, the arc-shaped overhanging structure can be better ensured by adjustment and control according to a control point area during construction, the use function is met, the appearance is good, and the shape is beautiful.
Drawings
FIG. 1 is BIM modeling of the present invention, wherein 1 is an arc cantilever structure, and 2 is a formwork system.
Fig. 2 determines the position and coordinates of the control point of the arc-shaped cantilever structure through CAD assistance.
Fig. 3 is a detail view of the control point in the plumbing instrument.
Fig. 4 is a detailed view of an external control point using a total station.
In the figure, 1, the arc structure of encorbelmenting, 3, the appearance that hangs down, 4, the arc structure internal control point of encorbelmenting, 5, total powerstation, 6, the arc structure external control point of encorbelmenting.
Detailed Description
Example 1: in the paying-off construction method of the arc overhanging structure, sample safety calculation software is adopted to set up an on-site formwork for safety checking calculation, control point position and coordinate control, BIM modeling, internal control of a vertical collimator and external control of a total station are determined according to CAD drawings, and the control of the whole process from bottom intersection, paying-off to construction of the arc overhanging structure is ensured, so that the construction quality of the arc overhanging structure is ensured.
The specific construction process comprises the following steps: in the early stage, the arc overhanging structure is analyzed and relevant control point coordinates are read, the framework erection system is checked and calculated and BIM modeling is carried out, the framework erection system with the feasibility of the arc overhanging structure is determined, and the accuracy of lofting is ensured through the double control of the internal control point of the plummet and the external control point of the total station in the construction process.
1. Checking calculation in earlier stage
According to the drawing structural form, a steel pipe fastener type scaffold is erected on a frame body, sample safety calculation software is adopted to perform safety checking calculation on the frame body arrangement, the determined distance is 900 x 900, the step pitch is 1200, the top vertical rod is less than or equal to 500mm, one horizontal cross brace is arranged every six spans in the longitudinal direction and the transverse direction, and one horizontal cross brace is arranged at the distance of 500 from the top layer.
2. BIM modeling
A technician builds a three-dimensional BIM model by adopting BIM software according to a tested and calculated mould frame system, and accurately determines the position of a control point combination beam of the arc cantilever structure by combining a CAD drawing and a BIM three-dimensional drawing.
3. Internal control of vertical collimator
Combining drawing and BIM three-dimension, determining that the inner control point is 500mm away from the outer side of the arc-shaped overhanging structure, reserving the control point during ground lofting, erecting a laser plummet at the measured ground control point when the construction is carried out to the arc-shaped overhanging structure, and collecting and snapping a control point at the arc-shaped overhanging structure.
4. Total station external control
The total station is erected on the structure top, a back intersection method is adopted, coordinates of control points of the arc cantilever structures are measured according to the coordinates of ground control points, and then rechecking and adjustment are carried out on the control points and the inner control points, so that the accuracy of the arc cantilever structures is guaranteed.
Claims (1)
1. The paying-off construction method of the arc cantilever structure is characterized by comprising the following steps of:
(1) The scaffold is built by adopting a steel pipe fastener type scaffold, the space between every two scaffold bodies is 900 x 900, the step pitch is 1200, the vertical rod at the top is less than or equal to 500mm, one horizontal cross brace is arranged every six spans in the longitudinal direction and the transverse direction, and one horizontal cross brace is arranged at the distance of 500 from the top layer;
(2) Building a die carrier by BIM software to carry out three-dimensional BIM modeling, accurately determining the position of a control point combination beam of the arc-shaped cantilever structure by combining a CAD drawing and a BIM three-dimensional drawing, selecting the positions of an internal control point and an external control point which are both 500mm away from the arc-shaped cantilever structure on the outer side according to the drawing condition, wherein the distance between the control points is 3000mm;
(3) Determining an internal control point 500mm away from the outer side of the arc-shaped overhanging structure, reserving the control point during ground lofting, erecting a laser plummet at the measured ground control point when the control point is constructed to the arc-shaped overhanging structure, and collecting and snapping a control point at the arc-shaped overhanging structure;
(4) The coordinates of the arc cantilever structure at a position 500mm away from the outer side are recorded and serve as an outer control point of the arc cantilever structure, a total station is erected on a structure top, a back intersection method is adopted, the coordinates of the control points of the arc cantilever structure are measured and set according to the coordinates of the ground control points, and then rechecking and adjustment are carried out on the positions of the inner control points, so that the accuracy of the arc cantilever structure is guaranteed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010799607.6A CN112084554B (en) | 2020-08-11 | 2020-08-11 | Arc-shaped cantilever structure paying-off construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010799607.6A CN112084554B (en) | 2020-08-11 | 2020-08-11 | Arc-shaped cantilever structure paying-off construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112084554A CN112084554A (en) | 2020-12-15 |
| CN112084554B true CN112084554B (en) | 2023-04-14 |
Family
ID=73735491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010799607.6A Active CN112084554B (en) | 2020-08-11 | 2020-08-11 | Arc-shaped cantilever structure paying-off construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112084554B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103591944A (en) * | 2013-11-13 | 2014-02-19 | 江西建工第一建筑有限责任公司 | Measurement construction method of arc building |
| CN106840124A (en) * | 2017-03-30 | 2017-06-13 | 中铁四局集团建筑工程有限公司 | A kind of method for the quick surveying and locating of skyscraper |
| WO2018040838A1 (en) * | 2016-08-29 | 2018-03-08 | 广州地铁设计研究院有限公司 | Modeling and designing method for elevated structure bim model |
| CN109443324A (en) * | 2018-09-21 | 2019-03-08 | 中国五冶集团有限公司 | A kind of construction site construction survey method |
| CN111337000A (en) * | 2020-04-10 | 2020-06-26 | 中国三冶集团有限公司 | Rotary curved surface building construction measurement lofting technology |
| WO2020147190A1 (en) * | 2019-01-15 | 2020-07-23 | 东南大学 | Surveying robot-based bridge launching automatic monitoring method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595612A (en) * | 2016-12-21 | 2017-04-26 | 中建三局第建设工程有限责任公司 | Intelligent construction measurement setting-out method based on BIM (Building Information Modeling) |
| CN110409841B (en) * | 2019-07-30 | 2021-08-17 | 陕西建工第十二建设集团有限公司 | Construction method of hyperbolic pipe truss structure |
| CN111395725B (en) * | 2020-04-22 | 2021-07-09 | 中建八局第二建设有限公司 | Construction method of scaffold with irregular convex-concave facade structure |
-
2020
- 2020-08-11 CN CN202010799607.6A patent/CN112084554B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103591944A (en) * | 2013-11-13 | 2014-02-19 | 江西建工第一建筑有限责任公司 | Measurement construction method of arc building |
| WO2018040838A1 (en) * | 2016-08-29 | 2018-03-08 | 广州地铁设计研究院有限公司 | Modeling and designing method for elevated structure bim model |
| CN106840124A (en) * | 2017-03-30 | 2017-06-13 | 中铁四局集团建筑工程有限公司 | A kind of method for the quick surveying and locating of skyscraper |
| CN109443324A (en) * | 2018-09-21 | 2019-03-08 | 中国五冶集团有限公司 | A kind of construction site construction survey method |
| WO2020147190A1 (en) * | 2019-01-15 | 2020-07-23 | 东南大学 | Surveying robot-based bridge launching automatic monitoring method |
| CN111337000A (en) * | 2020-04-10 | 2020-06-26 | 中国三冶集团有限公司 | Rotary curved surface building construction measurement lofting technology |
Non-Patent Citations (2)
| Title |
|---|
| 刘龙泉 ; .圆弧类建筑利用CAD矢高法快速测量.江西建材.2018,(第13期),95-96. * |
| 唐崇琨 ; 施伟岗 ; 李洪钢 ; 王英明 ; 邵茂军 ; .全站仪在大半径弧形建筑物工程平面放线中的应用.江苏建筑.2014,(第06期),83-85. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112084554A (en) | 2020-12-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102943565B (en) | Construction method of large-sized arc-shaped wall | |
| CN1978801B (en) | Super-span steel skew arch construction method | |
| JP6588869B2 (en) | Concrete slab finish height management device | |
| CN106840124B (en) | A method of for skyscraper rapid survey setting-out | |
| CN109680615A (en) | The three-dimensional coordinate measurement construction method of short line casting beam sections | |
| CN104120656B (en) | Method for automatically controlling bridge high pier construction perpendicularity | |
| CN110646159A (en) | Construction method for high-precision control and measurement of cast-in-place bare concrete wind tunnel | |
| CN104631684A (en) | Single-layer latticed shell steel structure roof system based on concrete building and assembling method of single-layer latticed shell steel structure roof system based on concrete building | |
| CN103114732A (en) | Cast steel penetration pipe node space positioning method | |
| CN111021253A (en) | Construction method for automatically positioning tunnel anchor anchoring system based on APP system and total station | |
| CN101451378A (en) | 'Drip shaped' radial monolayer steel pipe reticulated shell block and installation method | |
| CN102966041A (en) | Spatial stay-cable positioning method of multispan continuous S-shaped landscape bridge | |
| CN106223623B (en) | Steel construction box arched roof truss installation method | |
| CN109443327A (en) | A kind of distribution method of SURVEYING CONTROL NETWORK | |
| CN110424745A (en) | The assembled moulding bed of spacial special-shaped steel pipe truss and its assembly, installation method | |
| CN113833020A (en) | Construction method of large fish belly type inclined column structure in underground space | |
| CN106827193A (en) | Multiple box culvert makes mould and the method for producing box culvert using three hole box culvert moulds | |
| CN113653180B (en) | V-shaped steel reinforced concrete inclined column mixed structure and construction method thereof | |
| CN112084554B (en) | Arc-shaped cantilever structure paying-off construction method | |
| CN102966254A (en) | Measuring tower used for construction of stub matching method and arrangement thereof | |
| CN105544982B (en) | A kind of hyperboloid reverses steel column construction method | |
| CN116446293A (en) | Construction method of concrete beam cable guide pipe of cable-stayed bridge | |
| CN116628795A (en) | Multi-curved-surface combined high and large template installation method based on BIM modeling technology | |
| CN115354750A (en) | Construction and installation method for large-span overweight special-shaped arch truss | |
| CN104964674A (en) | Control net used for large structure building size |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220816 Address after: No. 1 Donghuamen, Xinghualing District, Taiyuan City, Shanxi Province 030032 Applicant after: SHANXI SECOND CONSTRUCTION GROUP Co.,Ltd. Applicant after: SHANXI CONSTRUCTION INVESTMENT GROUP Co.,Ltd. Address before: 030032 5th floor, block B, building 1, No.8 Xinhua Road, Shanxi demonstration area, Taiyuan City, Shanxi Province Applicant before: SHANXI SECOND CONSTRUCTION GROUP Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |