CN-121976626-A - Multidirectional adjustable aluminum-based metal curtain wall mounting method

CN121976626ACN 121976626 ACN121976626 ACN 121976626ACN-121976626-A

Abstract

The invention relates to the technical field of building curtain wall construction and discloses a multidirectional adjustable aluminum-based metal curtain wall installation method which comprises the following steps of determining the size of plate division and the layout of reinforcing ribs based on wind pressure load and finite element analysis, designing a multidimensional adjustable hooking system, generating design parameter data, processing aluminum-based metal plates and the reinforcing ribs by adopting numerical control equipment based on the design parameter data, generating curtain wall plate data after processing, and systematically integrating the design parameter data, the curtain wall plate data after processing and field measurement reference data, so that a unified and accurate data reference is provided for keel installation and plate hooking, the definition and consistency of the whole-flow construction basis from measurement paying-off to final fastening are ensured, the initial positioning accuracy of the whole curtain wall installation is improved, and the accumulated error caused by data disjointing is reduced.

Inventors

WANG CHANGZHENG
YAN CHANGYONG
Cui Xiteng

Assignees

聊城大学
东阿蓝天七色建材有限公司

Dates

Publication Date: 20260505
Application Date: 20260113

Claims (10)

1. The multidirectional adjustable aluminum-based metal curtain wall mounting method is characterized by comprising the following steps of: s1, determining the grid size and the reinforcing rib layout of a plate block based on wind pressure load and finite element analysis, and designing a multi-dimensional adjustable hooking system to generate design parameter data; s2, processing the aluminum-based metal plate and the reinforcing ribs by adopting numerical control equipment based on the design parameter data to generate processed curtain wall plate data; S3, measuring and paying off based on the design parameter data and the processed curtain wall plate data, and establishing a three-level control network to generate measurement reference data; S4, installing and leveling the main keels and the secondary keels according to the measurement reference data, and generating leveled keel structure data; s5, according to the leveled keel structure data and the processed curtain wall plate data, the plate is hung on the keel through a multi-dimensional adjustable hanging piece and is primarily leveled, and initial hanging data are generated; S6, carrying out multidirectional fine adjustment on the plate block by adopting a transverse line, vertical line and oblique line three-line method according to the initial data of the hooking, controlling the horizontal elevation, the verticality and the twisting degree of the plate block, and generating leveled plate block data; S7, tightening the hanging piece fasteners according to the leveled plate data, the symmetrical sequence and the specified torque to generate fastening completion data; S8, according to the fastening completion data, generating curtain wall installation acceptance data by measuring the relative positions and flatness among the monitoring plates; S9, integrating design parameter data and processed curtain wall plate data based on the curtain wall installation acceptance data to form a digital operation and maintenance file.
2. The method for installing the multi-directional adjustable aluminum-based metal curtain wall according to claim 1, wherein the step of generating design parameter data in S1 comprises the following steps: s11, determining the cell size of the curtain wall plate and the layout parameters of the reinforcing ribs through finite element analysis based on wind pressure load data of the building facade; s12, designing a multi-dimensional adjustable hooking system with left-right, in-out and up-down three-dimensional adjustment capability, and determining the adjustment range and tolerance of the multi-dimensional adjustable hooking system; s13, integrating the cell size, the reinforcing rib layout and the hanging system design, and generating the design parameter data.
3. The method for installing the multidirectional adjustable aluminum-based metal curtain wall according to claim 2, wherein the step of generating the processed curtain wall plate data in the step S2 comprises the following steps of: S21, based on the design parameter data, punching and bending forming of the aluminum-based metal plate are carried out by adopting numerical control equipment; S22, fixing the reinforcing ribs on the back of the formed plate by adopting a composite process of structural adhesive bonding and mechanical riveting according to the layout in the design parameter data; S23, performing size inspection on the processed plate and reinforcing rib assembly to generate the processed curtain wall plate data.
4. The method for installing the multi-directional adjustable aluminum-based metal curtain wall according to claim 3, wherein the step of generating measurement reference data in the step S3 comprises the following steps of: s31, based on the cell size in the design parameter data and the actual size in the processed curtain wall plate data, a total station is utilized to test global control points on a main structure, so as to form a primary control network; S32, leading out longitudinal and transverse axes of each vertical face by a primary control network, and establishing a secondary control network; s33, calibrating elevation lines and in-out position lines of all floors by using a laser level gauge based on the secondary control network to form a tertiary control network for direct guiding installation, and generating measurement reference data.
5. The method for installing the multi-directional adjustable aluminum-based metal curtain wall according to claim 4, wherein the step of generating the leveled keel structure data in the step S4 comprises the following steps of: s41, firstly installing and leveling a main keel according to a three-level control network in the measurement reference data, and controlling the verticality and the planeness of the main keel to be within the allowable deviation; S42, taking the leveled main joists as space references, installing and leveling secondary joists, and controlling elevation and straightness; S43, carrying out overall repeated testing and acceptance on the installed keel system, and generating the leveled keel structure data.
6. The method for installing the multi-directional adjustable aluminum-based metal curtain wall according to claim 5, wherein the step of generating the initial hooking data in S5 comprises the following steps: S51, according to the installation position determined by the leveled keel structure data, primarily hanging the plate corresponding to the processed curtain wall plate data on the keel through the attached multi-dimensional adjustable hanging piece; s52, temporarily fixing the hanging pieces, and reserving adjustment allowance in all directions to enable the plate to be in an adjustable preliminary positioning state, so that the initial data of the hanging are generated.
7. The method for installing the multi-directional adjustable aluminum-based metal curtain wall according to claim 6, wherein the step of generating the leveled plate data in the step S6 comprises the following steps of: S61, controlling the horizontal elevation and the in-out position of the plate by adopting a transverse line method according to the initial hooking data; s62, controlling the verticality of the plate by adopting a vertical line method; S63, detecting and correcting the twisting of the plate by adopting a diagonal method; S64, comprehensively utilizing the measurement result of the three-wire method, and carrying out cooperative adjustment on each plate through the fine adjustment hanging piece until the flatness requirement is met, so as to generate the leveled plate data.
8. The method for installing a multidirectional adjustable aluminum-based metal curtain wall according to claim 8, wherein the step of generating fastening completion data in S7 comprises the steps of: S71, according to the final positions recorded by the leveled plate data, finally tightening all the hanger fasteners by using a torque control tool according to the symmetrical grading sequence from the center to the periphery; and S72, synchronously monitoring the real-time state of the plate in the final tightening process so as to control the structural deformation caused by the tightening operation, and generating the tightening completion data after confirming that the state is stable.
9. The method for installing the multi-directional adjustable aluminum-based metal curtain wall according to claim 8, wherein the step of generating curtain wall installation acceptance data in S8 comprises the following steps of: S81, measuring and monitoring the surface flatness and the seam straightness of all installed curtain wall plates according to the fastening completion data; S82, comparing and verifying the measurement result with the design standard, recording any deviation and processing measures, and generating curtain wall installation acceptance data.
10. The method for installing a multi-directional adjustable aluminum-based metal curtain wall according to claim 9, wherein the step of forming a digital operation file in S9 comprises the following steps: s91, establishing a complete digital operation and maintenance file according to the installation result and quality information recorded in the curtain wall installation acceptance data; s92, integrating the digital operation and maintenance file, wherein the digital operation and maintenance file comprises unique identification information, installation position parameters, leveled final state data and acceptance detection records of all curtain wall plates; S93, the digital operation and maintenance file supports the state monitoring, preventive maintenance and full life cycle management of the curtain wall system in the later period.

Description

Multidirectional adjustable aluminum-based metal curtain wall mounting method Technical Field The invention relates to the technical field of building curtain wall construction, in particular to a multidirectional adjustable aluminum-based metal curtain wall installation method. Background The aluminum-based metal curtain wall is a key component of a modern building exterior enclosing structure, the installation accuracy and reliability of the aluminum-based metal curtain wall directly determine the final appearance effect, physical performance and long-term durability of a building elevation, and the positioning accuracy of curtain wall plates in a three-dimensional space, the flatness and tightness of joints are core elements for influencing the overall performance of a curtain wall system and the safety of a building. At present, in the field installation process of an aluminum-based metal curtain wall, data flows of key links are split, design parameters generated in a design stage, actual sizes of plates determined in a processing stage and installation reference data measured in the field cannot be systematically integrated and dynamically verified, so that installation positioning of a keel system, preliminary hanging and final leveling of curtain wall plates are all dependent on discrete and static references, the space pose of the plates is difficult to cooperate and carry out closed-loop multidimensional adjustment under a complex construction environment, final curtain wall flatness control is dependent on construction experience, consistency of installation accuracy is difficult to guarantee, traceable data files covering the whole process are lacked, and later operation and maintenance are not facilitated. Therefore, a multidirectional adjustable aluminum-based metal curtain wall mounting method is provided to solve the problems. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a multidirectional adjustable aluminum-based metal curtain wall installation method, which solves the problems that the traceable data file covering the whole process is not beneficial to later operation and maintenance, which is proposed in the background art. In order to achieve the purpose, the invention provides a multidirectional adjustable aluminum-based metal curtain wall mounting method, which comprises the following steps: s1, determining the grid size and the reinforcing rib layout of a plate block based on wind pressure load and finite element analysis, and designing a multi-dimensional adjustable hooking system to generate design parameter data; s2, processing the aluminum-based metal plate and the reinforcing ribs by adopting numerical control equipment based on the design parameter data to generate processed curtain wall plate data; S3, measuring and paying off based on the design parameter data and the processed curtain wall plate data, and establishing a three-level control network to generate measurement reference data; S4, installing and leveling the main keels and the secondary keels according to the measurement reference data, and generating leveled keel structure data; s5, according to the leveled keel structure data and the processed curtain wall plate data, the plate is hung on the keel through a multi-dimensional adjustable hanging piece and is primarily leveled, and initial hanging data are generated; S6, carrying out multidirectional fine adjustment on the plate block by adopting a transverse line, vertical line and oblique line three-line method according to the initial data of the hooking, controlling the horizontal elevation, the verticality and the twisting degree of the plate block, and generating leveled plate block data; S7, tightening the hanging piece fasteners according to the leveled plate data, the symmetrical sequence and the specified torque to generate fastening completion data; S8, according to the fastening completion data, generating curtain wall installation acceptance data by measuring the relative positions and flatness among the monitoring plates; S9, integrating design parameter data and processed curtain wall plate data based on the curtain wall installation acceptance data to form a digital operation and maintenance file. Preferably, the generating design parameter data in S1 includes the following steps: s11, determining the cell size of the curtain wall plate and the layout parameters of the reinforcing ribs through finite element analysis based on wind pressure load data of the building facade; s12, designing a multi-dimensional adjustable hooking system with left-right, in-out and up-down three-dimensional adjustment capability, and determining the adjustment range and tolerance of the multi-dimensional adjustable hooking system; s13, integrating the cell size, the reinforcing rib layout and the hanging system design, and generating the design parameter data. Preferably, the generating the processed curtain wall plate data in S2