CN114482348A - Straight-through double-pull-rod steel frame supported long-span glass curtain wall system - Google Patents

Straight-through double-pull-rod steel frame supported long-span glass curtain wall system Download PDF

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Publication number
CN114482348A
CN114482348A CN202210031529.4A CN202210031529A CN114482348A CN 114482348 A CN114482348 A CN 114482348A CN 202210031529 A CN202210031529 A CN 202210031529A CN 114482348 A CN114482348 A CN 114482348A
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China
Prior art keywords
pull
curtain wall
steel frame
double
span
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CN202210031529.4A
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CN114482348B (en
Inventor
赵志海
王垒
叶翔
张磊
王翔
童小波
黄明
韦忠
冯银海
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Shaoxing Keqiao District Construction Group Co ltd
Architecture Design and Research Institute of Tongji University Group Co Ltd
Zhejiang Jinggong Steel Structure Group Co Ltd
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Shaoxing Keqiao District Construction Group Co ltd
Architecture Design and Research Institute of Tongji University Group Co Ltd
Zhejiang Jinggong Steel Structure Group Co Ltd
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Publication of CN114482348A publication Critical patent/CN114482348A/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/88Curtain walls
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/88Curtain walls
    • E04B2/885Curtain walls comprising a supporting structure for flush mounted glazing panels

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Load-Bearing And Curtain Walls (AREA)

Abstract

The invention discloses a cross-core double-pull-rod steel frame supported long-span glass curtain wall; the curtain wall system is arranged on the main body structure and comprises a large-span support structure and a glass panel system arranged on the large-span support structure; the long-span support structure comprises a solid steel frame and a through double-pull-rod system penetrating through the solid steel frame; the curtain wall system has the characteristics of large applicable span, high height and good safety; the curtain wall system has good permeability, lightness, beauty, strong scientific and technological sense and good safety; compared with the curtain wall with the same size, the curtain wall system has the advantages of small structural thickness and capability of effectively increasing available indoor space.

Description

Straight-through double-pull-rod steel frame supported long-span glass curtain wall system
Technical Field
The invention relates to the technical field of curtain walls, in particular to a straight-through double-pull-rod steel frame supported long-span glass curtain wall system.
Background
The glass curtain wall is used as an outer wall enclosure and decoration system with strong modern sense, lightness, permeability, energy conservation and environmental protection, and is widely applied to various urban buildings.
In recent years, city construction in China is leaping forward, and a large number of magnificent and magnificent city buildings emerge continuously, and the buildings mostly have unique and innovative shapes and advanced facilities international in rail connection, and have the attributes of urban landmarks while serving the development of cities. Along with the development of the design concept of urban buildings, the importance of external decoration of the buildings is continuously improved, and accordingly, large-scale glass curtain walls in various forms are in endless, the structure of the curtain walls is increasingly complex, and the design and construction difficulty is multiplied.
The traditional large-scale glass curtain wall mainly comprises a stay cable (pull rod) point connection type, a hanging type, a rib connection type and a frame (truss) type. The forms of the glass curtain wall have advantages and disadvantages, and a bearing cable truss adopted by a stay cable (pull rod) point connection type occupies a large space, has a complex structure and is difficult to maintain in the later period; the surface glass of the hanging curtain wall is large, the production and construction are difficult, and the cost is high; the rib connection type lateral stability is poor, and the cells of the glass panel are small; the frame (truss) type has the advantages that the structural size is in direct proportion to the dimension of the curtain wall, the keel size is large, the structural lines are complex and heavy, the appearance is affected, and the permeability is poor.
How to ensure the aesthetic property, the safety and the convenient construction of the large-scale glass curtain wall and match the development pace and the artistic expression of urban buildings is an important subject of the scientific and technological development of new-era buildings.
In view of the above problems, the present invention provides a through double-pull-rod steel frame supported long-span glass curtain wall system, and the system is produced by the present invention.
Disclosure of Invention
The invention provides a cross-core double-pull-rod steel frame supported long-span glass curtain wall system, which has the advantages of large applicable span, high height, safety and attractive appearance; the structure has good permeability, lightness, beauty and strong scientific and technological sense; compared with the curtain wall with the same scale, the curtain wall has the characteristics of small structural thickness and effectively increased effect of available indoor space; specifically, the invention is realized by the following technical scheme:
a cross-core double-pull-rod steel frame supported long-span glass curtain wall system is installed on a main body structure and comprises a long-span support structure and a glass panel system installed on the long-span support structure; the long-span support structure comprises a solid steel frame and a through double-pull-rod system penetrating through the solid steel frame.
The curtain wall supporting structure adopts the solid-web large-span steel frame and the piercing double-pull rod to work together, and fully utilizes the characteristics of high strength, high toughness and prestress application of the high-strength steel pull rod; the characteristics of a solid steel frame are combined, the large-span steel frame is enhanced to provide internal and external rigidity, and the requirements of safety and anti-seismic performance of an ultra-high large-span curtain wall structure are met.
According to the calculation specification of the building area of the constructional engineering (GB/T50353): the building area of the building with the curtain wall as the envelope structure is calculated according to the outer boundary line of the curtain wall. The large-span solid-web steel frame is supported by the prestress core-penetrating double-pull-rod system, the bearing capacity and the lateral stiffness are obviously improved, the section of a component is obviously reduced, the steel consumption is saved, the structure permeability is improved, meanwhile, the thickness of the curtain wall structure can be reduced by more than 50% compared with that of a traditional curtain wall with the same size, the indoor available space is effectively increased, and the building space utilization rate is improved.
Further, the solid steel frame comprises a plurality of upright columns which are vertically arranged and cross beams which are horizontally arranged; the plurality of upright posts are arranged at intervals along the horizontal direction; a plurality of crossbeams are arranged between the two upright posts at intervals along the vertical direction, and two ends of the crossbeams are connected with the two upright posts.
Furthermore, the punching double-pull-rod system comprises a plurality of pull rods which are vertically arranged, the pull rods are arranged at intervals along the horizontal direction, and the pull rods penetrate through a cross beam in the solid steel frame and are fixed with the cross beam; each pull rod is formed by splicing a plurality of pull rod sections on the same vertical line through a through node device, and the through node device is connected with the cross beam; the beam is preset with a through hole.
The invention replaces the internal part of the column body of the large-section solid steel frame with the small-diameter through double pull rods, improves the permeability of the curtain wall structure, and has light and beautiful integral structure.
Further, the piercing node device comprises a piercing screw penetrating through the piercing hole, the piercing screw is sequentially sleeved with a threaded sleeve, a gasket, a cross beam, a gasket and a threaded sleeve from top to bottom, and the upper pull rod section and the lower pull rod section are respectively arranged on the upper side and the lower side of the cross beam; the end part of the pull rod section is provided with threads, and the two ends of the penetrating screw rod are respectively connected with the pull rod sections above and below through threaded sleeves;
or the core-through node device sequentially comprises a stopping nut, a first gasket, a second gasket and a threaded sleeve along the axial direction of the pull rod, the cross beam is arranged between the first gasket and the second gasket, and adjacent pull rod sections are respectively arranged on the upper side and the lower side of the cross beam; the end of the pull rod section is provided with threads, and one pull rod section penetrates through the cross beam and is connected with the other pull rod section through a threaded sleeve.
The two pull rod sections, the pull rod section and the cross beam are tightly connected through the threaded sleeve, so that a force transmission path from the bottom to the top of the single pull rod is communicated; meanwhile, the torque pretension force of the pull rod section can be adjusted by tensioning, rotating along with the tensioning process and fastening the threaded sleeve.
Furthermore, the upper end and the lower end of the pull rod are respectively connected with the main body structure through pin shaft node devices; the pin shaft node device comprises a connecting plate arranged on the main body structure, a pin shaft hole is formed in the connecting plate, and the end part of the pull rod is connected with the connecting plate through a pin shaft.
And the exposed high-strength steel pull rod drawknot node device and the piercing node device are connected in an assembly mode through machining components, and the device has strong design sense and technological sense.
The core-through double-pull-rod system and the solid-web steel frame form a common working mechanism by applying prestress, so that the internal and external rigidity of the large-span glass curtain wall system is enhanced, and the bearing capacity and the anti-seismic performance of the large-span glass curtain wall system are ensured.
Further, the upper end part of the upright post is connected with the main body structure through a post top pin shaft node device; the lower end part of the upright post is connected with the main structure shaft hole through a post bottom core inserting node device; the middle column body of the upright column is connected with the main body structure through a column body pin shaft node device.
Furthermore, the inserting core node device comprises a steel inserting core, the steel inserting core is matched with a hole formed in the bottom end of the upright post, and the steel inserting core is fixedly connected with the main body structure.
Specifically, the stand bottom is passed through lock pin node means and is connected with the pre-buried dull and stereotyped of basis to release stand axial degree of freedom and restriction stand twist reverse, prevent that the stand from taking place deformation easily because of the too big long-time back of moment of torsion of itself.
Further, the column body pin shaft node device comprises a connecting plate arranged on the stand column and a connecting plate arranged on the main body structure, wherein a pin shaft hole is formed in the connecting plate, and the connecting plate is assembled through a pin shaft to complete the connection between the two connecting plates; the column body pin shaft node devices are vertical rotating pin shaft node devices and transverse rotating pin shaft nodes respectively; the vertical rotating pin shaft nodes and the transverse rotating pin shaft node stand columns are arranged at intervals.
When the curtain wall is subjected to horizontal acting force, the column body pin shaft node device can effectively release bending moment, so that additional bending moment is prevented from being transmitted to the main body structure, and the integral rigidity of the curtain wall structure can be enhanced by adopting a mode that vertical rotating pin shaft nodes and transverse rotating pin shaft node upright columns are arranged at intervals, and the integral stability of a long-span curtain wall structure is ensured.
Furthermore, the solid steel frame also comprises a middle-span upright post arranged between the two cross beams and connected with the two cross beams.
The cross-middle upright posts increase the connection strength between the cross beams, and provide structural guarantee for the realization of a large-span curtain wall.
Further, the glass panel system comprises a glass panel, a base, a pressing block and a pressing plate; the base is fixed on the upright post or the cross beam; the glass panel is fixed on the base through the pressing block or the pressing plate.
Drawings
FIG. 1 is a layout diagram of a main structure of a preferred embodiment of the present invention;
FIG. 2 is a schematic view of a cross-core double-tension-rod steel frame supported long-span glass curtain wall system according to a preferred embodiment of the present invention;
FIG. 3 is a schematic view of a support structure of a long-span glass curtain wall according to a preferred embodiment of the present invention;
FIGS. 4-13 are schematic views illustrating the construction of the supporting structure node of the long-span glass curtain wall according to the preferred embodiment of the present invention;
FIGS. 14-15 are schematic views of the glass panel system according to the preferred embodiment of the present invention.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
A cross-core double-pull-rod steel frame support long-span glass curtain wall system is arranged on a main body structure 1; as shown in FIG. 2, the curtain wall system includes a large span support structure and a glass panel system 4 mounted on the large span support structure. The long-span support structure comprises a solid steel frame 2 and a through double-pull-rod system 3; the large span support structure is connected with the main body structure 1.
A landing hall is arranged at a main entrance of a certain exhibition center project for example, and the concrete structure of the cross-core double-pull-rod steel frame supported long-span glass curtain wall system is explained; landing hall floor size 36x74m, height 32.5m, no floors in the middle. Because the landing hall is the main door surface of the whole project, architects require that the outer vertical surface of the whole landing hall be as concise, as fast as possible, flat and transparent, the sense of heaviness is reduced, and the appearance of the landing hall is matched with the quality of a modern exhibition hall.
First, a main body structure 1.
As shown in fig. 1, the main structure 1 is composed of a foundation 1a, frame columns 1b, frame beams 1c, and cornice main beams 1 d. The whole 74m long outer vertical surface is only provided with 4 frame columns 1b, the side span column distance is 19m, the middle span column distance is 18m, and the column tops are mutually tied through the frame beam 1c and are tied with the main building. Main structure eaves mouth department establishes outer main girder 1d and provides the support for the curtain system, and curtain system connection spare 1e, connecting piece 1f are established to the shaft, and curtain system pre-buried flat board 1g is established to the basic top surface. A cross-core double-pull-rod steel frame is adopted for supporting a long-span glass curtain wall system on the outer vertical surface of the landing hall, the maximum dimension of the single-span curtain wall is 19x31.25m, and the maximum thickness of the curtain wall is 500 mm.
And a solid steel frame 2.
Wherein a solid steel frame 2 is mounted on the main structure 1. As shown in fig. 3, the solid steel frame 2 is composed of a plurality of vertically arranged vertical columns 5 and horizontally arranged cross beams 6. A plurality of upright posts 5 are arranged at intervals along the horizontal direction; a plurality of crossbeams 6 are arranged between the two upright posts 5 at intervals along the vertical direction and are connected with the two upright posts 5.
1. A column 5.
The upright columns 5 are arranged corresponding to the frame columns 1b, the column height is 31.25m, and the maximum column distance is 19 m. The upright post 5 is a B400x100x10x25 rectangular steel tube with a right-angle flat section; the upper end of the upright post 5 is hung on the eave main beam 1d through a pin shaft joint 51; the bottom of the upright post 5 is connected with the main body structure 1 through a shaft hole, so that the upright post can rotate relative to the main body structure 1, and the bottom of the upright post 5 is connected with the foundation embedded flat plate 1g through the inserting core node 52 to release the axial freedom degree of the upright post and limit the torsion of the upright post 5; the middle shaft of the upright post 5 is connected with the frame post 1b through a pin shaft node, the pin shaft node is a vertical rotating pin shaft node 53 or a horizontal rotating pin shaft node 54, the vertical rotating pin shaft node 53 and the horizontal rotating pin shaft node 54 are arranged at intervals along with the frame post, namely, the vertical rotating pin shaft node 53 is arranged on one upright post 5, and the horizontal rotating pin shaft node 54 is arranged on the other adjacent upright post 5.
As shown in fig. 4, the column top pin shaft node 51 is characterized in that a B346x76x15 steel insertion core 51a is arranged at the top of the column 5, L-shaped connecting plates 51B are arranged at two sides of the column 5, the thickness of the connecting plates 51B is 16mm, the plate sides are reinforced by double stiffening plates 51c, the steel insertion core 51a and the connecting plates 51B are respectively connected with the overhanging girder 1D in a welding manner, D74 pin shaft holes are respectively formed in the column 5, the steel insertion core 51a and the connecting plates 51B, and the connection is performed through D70 and 40cr pin shafts 51D.
In the column bottom ferrule node 52, as shown in fig. 5, a B346x76x15 steel ferrule 52a is sleeved at the bottom of the upright column 5 in a clearance fit manner, and only the steel ferrule 52a is connected with the foundation embedded flat plate 1g in a welding manner.
As shown in fig. 6 to 7, the column shaft pin joint is exemplified by a vertical rotating pin joint 53 and a horizontal rotating pin joint 54, the positions of the column body of the upright column 5 corresponding to the frame column connectors 1e and 1f are provided with single connecting plates 53a and 54a with the thickness of 40mm, the frame column connectors 1e and 1f are provided with double connecting plates 53b and 54b with the thickness of 25mm, the sides of the connecting plates 53b and 54b are reinforced by double stiffening plates 53c and 54c, each connecting plate is provided with a pin hole D74, and the connecting plates are connected through pin shafts D70, 40cr and pin shafts 53D and 54D; the pin of the vertical rotating pin joint 53 is horizontally arranged, and the pin of the horizontal rotating pin joint 54 is vertically arranged.
2. A cross beam 6.
The cross beams 6 are arranged in parallel from top to bottom, and the space between the cross beams 6 is consistent with the grid height of the glass panel. The beam 6 is a B400x100x10x25 rectangular steel pipe with a right-angle flat section; when the upright post 5 is connected with the frame post 1b by the vertical rotating pin shaft joint 53, the beam end of the cross beam 5 is connected with the upright post 6 by the inserting core joint 61; when the upright 5 is connected with the frame column 1b by the transverse rotating pin joint 54, the beam end of the cross beam 5 is connected with the upright 6 by the welding joint 62.
In the beam-end ferrule node 61, as shown in fig. 8, a B346x76x15 steel ferrule 61a is arranged at the end of the beam 6, only the steel ferrule 61a is connected with the upright post 5 in a welding manner, and a 20mm gap is arranged between the beam and the upright post and is sealed by a sealant seam 61B.
The beam end welding joint 62 is directly welded and connected with the upright post 5 through the beam 6 as shown in fig. 9.
3. The upright post 9 is spanned.
The solid steel framework 2 further comprises a midspan upright post 9 arranged between the two cross beams 6 and connecting the two cross beams 6, and the midspan upright post 9 is arranged in each midspan. The mid-span upright post 9 has the same specification as the upright post 5, and the cross beam 6 keeps the full length by breaking at the cross beam 6. The middle-span upright post 9 and the cross beam 6 are all connected by welding, and the methods of the top and bottom joints of the post are the same as those of the upright post 5.
And thirdly, a core-through double-pull-rod system 3.
The penetrating double-pull-rod system 3 is composed of a plurality of groups of vertically arranged pull rods 31, the pull rods 31 are positioned between two adjacent upright columns 5, and the pull rods 31 are arranged in parallel with the upright columns 5. As shown in fig. 3, a non-column position of the solid steel frame 2 corresponds to the arrangement of glass panel perps, and a pair of tie rods 31 is arranged at each perp. The pull rod 31 is a 650-grade high-strength steel pull rod with the diameter of 30mm, and the center distance of the pull rod is 300 mm; the pull rod 31 penetrates through all the cross beams 6 from top to bottom and is tied to the foundation embedded flat plate 1g, the cornice main beam 1d and the door head beam 7 through the pin roll node 32; the pull rod 31 penetrates through the cross beam 6 and is provided with a through node 33 which is reliably connected with the cross beam 6.
The pin roll node 32 is, as shown in fig. 10 to 12, provided with a connecting plate 32a at the positions of the foundation embedded flat plate 1g, the cornice main beam 1D and the door head beam 7 corresponding to the pull rod 31, wherein the thickness of the connecting plate 32a is 25mm, the plate side is reinforced by a double stiffening plate 32b, the plate body is provided with a pin roll hole D33, the end part of the pull rod 31 is provided with a double-fork earphone processing forging, and the double-fork earphone processing forging is connected with the connecting plate 32a through a pin roll D30D and a pin roll 40 cr.
According to the through node 33, as shown in fig. 13, a D35 through hole 63 is pre-formed in the cross beam 6 according to the specific arrangement of a pull rod system, and the through hole is reinforced by a p45x3.5 steel sleeve 64; the pull rod 31 punching device consists of a punching screw 33a, a group of threaded washers 33b, a group of threaded sleeves 33c and a group of retaining nuts 33 d; the diameter of the penetrating screw 33a is the same as that of the pull rod 31, both ends of the penetrating screw are pre-tapped, the penetrating screw penetrates through a penetrating hole 63 of the cross beam 6, and the threaded washers 33b of the upper end port and the lower end port are screwed to clamp the cross beam 6; the connecting end of the pull rod 31 and the penetrating screw rod 33a is pre-threaded and is mechanically connected with the penetrating screw rod through a threaded sleeve 33c, and the end of the threaded sleeve 33c is provided with a backstop nut 33 d.
The core-penetrating double-pull-rod system 3 and the solid-web steel frame 2 form a common working mechanism by applying prestress, so that the internal and external rigidity of the large-span glass curtain wall system is enhanced, and the bearing capacity and the anti-seismic performance of the large-span glass curtain wall system are ensured.
And fourthly, a glass panel system 4.
As shown in fig. 14 to 15, the glass panel system 4 has a structure of being hidden vertically and horizontally, and is composed of an aluminum alloy base 4a, a glass panel 4b, an aluminum alloy pressing plate 4c, an aluminum alloy cover 4d, a pressing block 4e, and the like. The aluminum alloy base 4a is fixed on the upright 5 and the beam 6. The glass panel 4b is double-laminated hollow Low-E glass, a plate transverse seam is fixed on a cross beam 6 of the solid-web steel frame 2 through an aluminum alloy pressing plate 4c, outdoor single-side gluing is conducted, and an aluminum alloy buckle cover 4d is adopted to decorate the outside of the aluminum alloy pressing plate 4 c. The vertical seams of the plate blocks are fixed on the upright posts 5 through the pressing blocks 4e or the adjacent glass plate blocks 4b are fixed pairwise, the single surface of the outdoor vertical seam corresponding to the position of the upright post 5 is glued, and the double surfaces of the indoor vertical seam and the outdoor vertical seam corresponding to the position of the pull rod 6 are glued.
And fifthly, door opening.
As shown in fig. 2 and 3, an entrance door opening 10 needs to be formed in the curtain wall system, a door opening structure 10 is reserved on the solid steel frame 2, and the door opening 10 is composed of a door head beam 7 horizontally and transversely arranged and a door head column 8 vertically and longitudinally arranged. The door head beam 7 is a B400x250x10x25 right-angle rectangular steel pipe, the connection and support requirements of the awning of the door opening are met, and the connection mode of the door head beam 7 and the upright post 5 is the same as that of the cross beam 6; the door head column 8 and the upright column 5 are both B400x100x10x25 right-angle flat-section rectangular steel tubes, the bottom of the door head column 8 is connected with the foundation embedded flat plate 1g through a pin shaft node, and the pin shaft node is the same as the pin shaft node 51 at the top of the upright column 5.
The above is the preferred embodiment of the present invention, and several other simple substitutions and modifications made on the premise of the inventive concept should be considered as falling into the protection scope of the present invention.

Claims (10)

1. The utility model provides a glass curtain wall system is striden greatly to two pull rod steel framework supports of punching, installs on the major structure, its characterized in that: the curtain wall system comprises a large-span support structure and a glass panel system arranged on the large-span support structure; the long-span support structure comprises a solid steel frame and a through double-pull-rod system penetrating through the solid steel frame.
2. The penetrating double-pull-rod steel frame supported long-span glass curtain wall system as claimed in claim 1, wherein: the solid steel frame comprises a plurality of upright posts which are vertically arranged and cross beams which are horizontally arranged; the plurality of upright columns are arranged at intervals along the horizontal direction; a plurality of crossbeams are arranged between the two upright posts at intervals along the vertical direction, and two ends of the crossbeam are connected with the two upright posts.
3. The feed-through double-pull-rod steel frame supported long-span glass curtain wall system according to claim 2, wherein: the punching double-pull-rod system comprises a plurality of vertically arranged pull rods, the pull rods are arranged at intervals along the horizontal direction, and the pull rods penetrate through and are fixed with a cross beam in the solid steel frame; each pull rod is formed by splicing a plurality of pull rod sections on the same vertical line through a through node device, and the through node device is connected with the cross beam; the beam is preset with a through hole.
4. The feed-through double-pull-rod steel frame supported long-span glass curtain wall system according to claim 3, wherein: the feed-through node device comprises a feed-through screw rod passing through a feed-through hole, the feed-through screw rod is sequentially sleeved with a threaded sleeve, a gasket, a cross beam, a gasket and a threaded sleeve from top to bottom, and the upper pull rod section and the lower pull rod section are respectively arranged on the upper side and the lower side of the cross beam; the end part of the pull rod section is provided with threads, and the two ends of the penetrating screw rod are respectively connected with the pull rod sections above and below through threaded sleeves;
or the piercing node device sequentially comprises a nut, a first gasket, a second gasket and a threaded sleeve along the axial direction of the pull rod, the cross beam is arranged between the first gasket and the second gasket, and adjacent pull rod sections are respectively arranged on the upper side and the lower side of the cross beam; the end of the pull rod section is provided with threads, and one pull rod section penetrates through the cross beam and is connected with the other pull rod section through a threaded sleeve.
5. The feed-through double-pull-rod steel frame supported long-span glass curtain wall system as claimed in claim 3 or 4, wherein: the upper end and the lower end of the pull rod are respectively connected with the main body structure through pin roll node devices; the pin shaft node device comprises a connecting plate arranged on the main body structure, a pin shaft hole is formed in the connecting plate, and the end part of the pull rod is connected with the connecting plate through a pin shaft.
6. The feed-through double-pull-rod steel frame supported long-span glass curtain wall system according to claim 2, wherein: the upper end part of the upright post is connected with the main body structure through a post top pin shaft node device; the lower end part of the upright post is connected with the main structure shaft hole through a post bottom core inserting node device; the middle column body of the upright column is connected with the main body structure through a column body pin shaft node device.
7. The feed-through double-pull-rod steel frame supported long-span glass curtain wall system according to claim 6, wherein: the insertion core node device comprises a steel insertion core, the steel insertion core is matched with a hole formed in the bottom end of the stand column, and the steel insertion core is fixedly connected with the main body structure.
8. The feed-through double-pull-rod steel frame supported long-span glass curtain wall system according to claim 6, wherein: the column body pin shaft node device comprises a connecting plate arranged on the stand column and a connecting plate arranged on the main body structure, wherein a pin shaft hole is formed in the connecting plate, and the two connecting plates are connected through pin shaft assembly; the column body pin shaft node devices are vertical rotating pin shaft node devices and transverse rotating pin shaft nodes respectively; the vertical rotating pin shaft nodes and the transverse rotating pin shaft node stand columns are arranged at intervals.
9. The feed-through double-pull-rod steel frame supported long-span glass curtain wall system according to claim 2, wherein: the solid steel frame also comprises a middle-span upright post arranged between the two cross beams and connected with the two cross beams.
10. The penetrating double-pull-rod steel frame supported long-span glass curtain wall system as claimed in claim 1, wherein: the glass panel system comprises a glass panel, a base, a pressing block and a pressing plate; the base is fixed on the upright post or the cross beam; the glass panel is fixed on the base through a pressing block or a pressing plate, the outdoor single face of the plate transverse seam is glued, the outdoor single face of the plate vertical seam corresponding to the position of the upright post is glued, and the indoor and outdoor double faces of the plate vertical seam corresponding to the position of the pull rod are glued.
CN202210031529.4A 2022-01-12 2022-01-12 Cross double-pull-rod steel frame supporting large-span glass curtain wall system Active CN114482348B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114737708A (en) * 2022-06-14 2022-07-12 北京建工集团有限责任公司 Frame curtain wall system suitable for horizontal super large span and vertical super high span

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