CN-121992909-A - Assembled curtain wall structure and installation method thereof

CN121992909ACN 121992909 ACN121992909 ACN 121992909ACN-121992909-A

Abstract

The invention discloses an assembled curtain wall structure and an installation method thereof, which belong to the technical field of building curtain walls and comprise a plurality of independent curtain wall modules, wherein each module comprises a fixed base, a spherical hinge assembly, a curtain wall framework, a connecting assembly, a quick-dismantling assembly and a curtain wall panel; the spherical hinge assembly realizes multidimensional angle and telescopic adjustment, the connecting assembly adopts a clamping and locking mechanism, the quick-dismantling assembly realizes quick-dismantling of the panel by pressing and rotating clamping, and the curtain wall panel is provided with a trapezoid sealing groove in interference fit with the U-shaped sealing piece. The installation method is standardized and implemented according to the steps of pretreatment of a base layer, primary installation and splicing of a framework, installation of a panel and sealing treatment. The invention is suitable for multidimensional deformation of buildings, has firm splicing, high-efficiency disassembly and assembly, reliable sealing and shortened construction period, and is suitable for various assembled buildings.

Inventors

WANG GUOXIAN

Assignees

中汝建设(天津)有限公司

Dates

Publication Date: 20260508
Application Date: 20260403

Claims (9)

1. The assembled curtain wall structure is characterized by comprising a plurality of independent curtain wall modules, each curtain wall module comprises at least two fixing bases symmetrically arranged along the central line of the curtain wall modules, a plurality of connecting nuts which are connected in a rotating mode are uniformly embedded in the lower surfaces of the fixing bases, spherical hinge assemblies which are matched with the positions of the connecting nuts are correspondingly arranged on the upper surfaces of the fixing bases, the curtain wall frameworks are detachably connected through the spherical hinge assemblies, the curtain wall frameworks are formed by vertically and crosswise splicing cross beams and vertical beams, one end of each cross beam is provided with a connecting assembly, the other end of each cross beam is provided with a connecting groove which is matched with the connecting assembly, one end of each vertical beam is provided with the connecting assembly, the other end of each vertical beam is provided with the connecting groove, adjacent cross beams or adjacent vertical beams are fixedly clamped with the connecting grooves through the connecting assemblies, quick-dismantling assemblies are fixedly arranged on the upper surfaces of the intersections of the cross beams and the vertical beams, the curtain wall panels are detachably connected with the curtain wall frameworks through the quick-dismantling assemblies, and sealing grooves are formed in the peripheral edges of the upper surfaces of the curtain wall panels.
2. The assembled curtain wall structure of claim 1, wherein the connecting nut is used for being in threaded connection with a connecting anchor piece preset on an outer wall of a building to achieve fixation of a fixed base and the outer wall of the building, the spherical hinge assembly comprises a spherical hinge fixing seat fixed with the upper surface of the fixed base, a spherical groove is formed in the upper end of the spherical hinge fixing seat, a spherical lug is in clearance fit in the spherical groove, a connecting rod is vertically fixed at the upper end of the spherical lug, a cross-shaped clamping groove is formed in an opening at the upper end of the spherical hinge fixing seat, the connecting rod is arranged in the cross-shaped clamping groove in a penetrating mode and used for achieving micro adjustment of the connecting rod along the transverse direction and the vertical direction +/-5 degrees, one end, away from the spherical lug, of the connecting rod is arranged in a limiting hole formed in the surface of the connecting rod in a penetrating mode, external threads are formed in the surface of the connecting rod, a first adjusting nut is sleeved at the joint of the telescopic rod and the connecting rod, the first adjusting nut is in threaded connection with the connecting rod and is used for locking the relative position of the telescopic rod and adjusting the telescopic rod and the telescopic distance of the connecting rod, the cross-shaped clamping groove is formed in the opening of the upper end of the spherical hinge fixing seat, the connecting rod is arranged in the cross-shaped groove, the cross-shaped clamping groove is used for achieving micro adjustment of the telescopic rod, and is perpendicular to be fixed with the cross-shaped surface.
3. The assembled curtain wall structure of claim 2, wherein the connecting assembly comprises a connecting screw, one end of the connecting screw penetrates through a connecting hole formed in the end portion of the cross beam along the length direction of the connecting screw, a second adjusting nut is sleeved at the joint of the cross beam and the connecting screw and is in threaded connection with the connecting screw for adjusting the extending distance of the connecting screw and locking, one end, far away from the cross beam, of the connecting screw is integrally formed with a fixing lug, the upper surface and the lower surface of the fixing lug are symmetrically provided with placing grooves, wedge-shaped clamping blocks are elastically connected in the placing grooves through reset springs, guide inclined surfaces are formed at the exposed ends of the wedge-shaped clamping blocks, and the connecting structure of the connecting assembly and the end portion of the vertical beam is identical with the connecting structure of the connecting assembly and the end portion of the cross beam.
4. The assembled curtain wall structure according to claim 3, wherein clamping grooves matched with the wedge-shaped clamping blocks are symmetrically formed in the upper surface and the lower surface of the inner wall of the connecting groove, a push block is connected in a sliding mode in the clamping grooves, one end of the push block penetrates through the clamping grooves and extends to the outside of the connecting groove, a button is fixedly connected to the push block, the other end of the push block is abutted to the wedge-shaped clamping blocks, a reset spring is sleeved on the push block, and two ends of the reset spring are fixedly connected with the button and the outer wall of the connecting groove respectively and used for driving the push block to reset.
5. The assembled curtain wall structure of claim 4, wherein the quick-release assembly comprises a quick-release base, the quick-release base is fixed on the upper surface of the intersection of the cross beam and the vertical beam, a round opening and a rectangular limiting groove are formed in the upper surface of the quick-release base, the round opening is located at the center of the quick-release base, the central axis of the rectangular limiting groove coincides with the axis of the round opening, the opening length of the rectangular limiting groove is equal to the diameter of the round limiting groove formed in the quick-release base, the round limiting groove is communicated with the round opening and the rectangular limiting groove, and the diameter of the round limiting groove is larger than that of the round opening.
6. The assembled curtain wall structure of claim 5, wherein the quick-dismantling component further comprises a linkage rod, the lower end of the linkage rod is matched with the round opening and the rectangular limiting groove, the outer surface of the lower end of the linkage rod is symmetrically and integrally formed with a fixing block, the fixing block is in sliding fit with the rectangular limiting groove, the upper end of the linkage rod penetrates through the inside of the connecting sleeve and is in sliding fit with the inner wall of the connecting sleeve, a wavy sliding groove is formed in the inner wall of the upper end of the connecting sleeve, a sliding block is symmetrically arranged on the outer surface of the upper end of the linkage rod, the sliding block is arranged in the wavy sliding groove in a sliding mode, a fixing rod is fixedly arranged in the center of the upper surface of the connecting sleeve, one end of the fixing rod, far away from the connecting sleeve, penetrates through a through hole on the surface of the curtain wall panel, a compression spring is further arranged on the upper surface of the connecting sleeve, the compression spring is wrapped on the outer circumferential surface of the fixing rod, and two ends of the compression spring are respectively fixed with the upper surface of the connecting sleeve and the lower surface of the curtain wall panel.
7. The assembled curtain wall structure of claim 6, wherein the upper portion of the fixing rod is integrally formed with a limiting block, the inner wall of the through hole on the surface of the curtain wall panel is provided with a fixing groove extending along the axis direction of the fixing rod, and the limiting block is slidably arranged in the fixing groove and used for limiting the displacement of the fixing rod along the direction perpendicular to the curtain wall panel.
8. The assembled curtain wall construction according to claim 7, wherein the cross section of the seal groove is of a trapezoid structure for interference fit with the U-shaped seal.
9. A method of installing a fabricated curtain wall construction based on the curtain wall construction of claim 8, comprising the steps of: s1, cleaning peripheral impurities of a connecting anchor on the surface of an outer wall of a building, ensuring that the connecting anchor is exposed and the surface of the connecting anchor is free from rust, screwing a fixed base with the connecting anchor through a connecting nut on the lower surface, and tightening the fixed base to ensure that the levelness error of the fixed base is less than or equal to 2mm; S2, connecting the cross beam and the vertical beam of each curtain wall module with the connecting rod of the spherical hinge assembly through the telescopic rod in the sequence from bottom to top and from left to right, rotating a first adjusting nut to adjust the telescopic distance of the telescopic rod, enabling the curtain wall framework to reach a preset distance from a fixed base, locking the first adjusting nut, fine adjusting the levelness and the verticality of the cross beam and the vertical beam through the cross clamping groove of the spherical hinge assembly, and ensuring that the error of the single module framework is less than or equal to 1.5mm; S3, rotating a second adjusting nut at the end part of the cross beam to be spliced to enable the connecting screw rod to extend outwards, inserting a fixing lug of the cross beam into a connecting groove of an adjacent cross beam, sliding a wedge-shaped clamping block into a clamping groove along a guide inclined plane under the action of a return spring to realize preliminary clamping; S4, installing curtain wall panels in sequence from bottom to top and from left to right, inserting the fixing blocks at the lower ends of the linkage rods into rectangular limit grooves of the quick-release base, pressing the fixing rods to drive the connecting sleeve to move downwards, enabling the wavy sliding grooves to drive the linkage rods to rotate 90 degrees around the axes of the wavy sliding grooves through the sliding blocks, enabling the fixing blocks to be clamped into the circular limit grooves, enabling the compression springs to reset and tightly prop up the connecting sleeve, and achieving clamping and fixing of the curtain wall panels and a curtain wall framework; S5, aligning the opening ends of the U-shaped sealing pieces with the trapezoid sealing grooves of the adjacent curtain wall panels, inserting the U-shaped sealing pieces at a constant speed along the length direction of the sealing grooves, and ensuring interference fit and looseness of the U-shaped sealing pieces and the sealing grooves.

Description

Assembled curtain wall structure and installation method thereof Technical Field The invention relates to the technical field of building curtain walls, in particular to an assembled curtain wall structure and an installation method thereof. Background The assembled building has become the mainstream development direction of the building industry because of the advantages of high efficiency, green environmental protection and the like of construction, and the assembled curtain wall is used as a core enclosing member of the assembled building, and the structural rationality of the assembled building directly influences the safety, the sealing performance and the construction efficiency of the building. The traditional curtain wall fixing base and the framework are in rigid connection, only one-way fine adjustment can be realized, multi-dimensional deformation caused by settlement and expansion and contraction of a building main body cannot be adapted, node stress concentration, framework deformation and even panel cracking are easy to occur, a spherical hinge connection structure is adopted, the adjusting angle is limited (usually less than or equal to 5 degrees), the telescopic distance cannot be accurately controlled, the adaptability is insufficient, the framework is infirm in splicing, the adjacent cross beams and vertical beams are spliced by adopting bolts to be directly fixed or simply clamped, the bolt fixing process is complicated, the construction efficiency is low, the simple clamping structure lacks a locking mechanism, splicing looseness is easy to be caused by external force such as vibration and wind load, and the integral stability of the curtain wall is influenced. The panel dismouting is inconvenient, and the curtain panel adopts bolt group fixed with the connection of skeleton more, need align the bolt hole one by one during the installation, need unscrew the bolt one by one during the dismantlement, and not only the efficiency of construction is low, and fragile peripheral structure or sealing member when later maintenance (like panel change, inside maintenance). Disclosure of Invention The invention aims to provide an assembled curtain wall structure and an installation method which are flexible in adjustment, firm in splicing, convenient to install and reliable in sealing, and aims to improve the comprehensive performance of an assembled curtain wall and adapt to the development requirements of modern assembled buildings. The invention provides an assembled curtain wall structure, which comprises a plurality of independent curtain wall modules, wherein each curtain wall module comprises at least two fixing bases symmetrically arranged along the central line of the curtain wall modules, a plurality of connecting nuts which are connected in a rotating mode are uniformly embedded in the lower surfaces of the fixing bases, spherical hinge assemblies which are matched with the positions of the connecting nuts are correspondingly arranged on the upper surfaces of the fixing bases, curtain wall frameworks are detachably connected with the fixing bases through the spherical hinge assemblies, each curtain wall framework is formed by vertically and crosswise splicing a cross beam and a vertical beam, a connecting assembly is arranged at one end of each cross beam, a connecting groove which is matched with the connecting assembly is arranged at the other end of each cross beam, the connecting assembly is arranged at one end of each vertical beam, the connecting grooves are formed at the other end of each vertical beam, adjacent cross beams or adjacent vertical beams are fixedly clamped with the connecting grooves through the connecting assemblies, quick-dismantling assemblies are fixedly arranged on the upper surfaces of the intersections of the cross beams and the vertical beams, the curtain wall panels are detachably connected with the curtain wall frameworks through the quick-dismantling assemblies, and sealing grooves are formed in the edges on the periphery of the upper surfaces of the curtain wall panels. The connecting nut is used for being in threaded connection with a connecting anchor piece preset on an outer wall of a building to achieve fixation of the fixing base and the outer wall of the building, the spherical hinge assembly comprises a spherical hinge fixing seat fixed with the upper surface of the fixing base, a spherical groove is formed in the upper end of the spherical hinge fixing seat, a spherical protruding block is in clearance fit with the spherical groove, a connecting rod is vertically fixed at the upper end of the spherical protruding block, a cross-shaped clamping groove is formed in an opening of the upper end of the spherical hinge fixing seat, the connecting rod penetrates through the cross-shaped clamping groove and is used for achieving micro adjustment of the connecting rod along the transverse direction and the vertical direction +/-5 degrees +/-15 degrees, one