CN113136993A - Overhanging outer curtain wall supporting structure of building adjacent to historical landscape protection and construction method thereof - Google Patents
Overhanging outer curtain wall supporting structure of building adjacent to historical landscape protection and construction method thereof Download PDFInfo
- Publication number
- CN113136993A CN113136993A CN202110361508.4A CN202110361508A CN113136993A CN 113136993 A CN113136993 A CN 113136993A CN 202110361508 A CN202110361508 A CN 202110361508A CN 113136993 A CN113136993 A CN 113136993A
- Authority
- CN
- China
- Prior art keywords
- square tube
- steel square
- curtain wall
- horizontal steel
- horizontal
- 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.)
- Granted
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
- E04B2/885—Curtain walls comprising a supporting structure for flush mounted glazing panels
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
- E04B2/96—Curtain walls comprising panels attached to the structure through mullions or transoms
Landscapes
- 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 an overhanging outer curtain wall supporting structure next to a historical geomorphic protection building and a construction method thereof, wherein the historical geomorphic protection building is a multi-layer building, a reserved area is arranged between the building under construction and the historical geomorphic protection building, and the reserved area is sequentially sealed by adopting a glass curtain wall and a stone curtain wall from the outer side of a space on a second layer and above along the direction from the historical geomorphic protection building to the building under construction; the glass curtain wall and the stone curtain wall adopt a multi-layer combined truss structure, each layer of truss unit comprises a plurality of horizontal steel square tube main chord members, horizontal steel square tube secondary chord members and horizontal steel square tube support rods, and two adjacent layers of truss units are fixedly connected through vertical steel square tube web members, vertical steel square tube inclined web members and steel square tube inclined pull rods; the glass curtain wall vertical support main keel, the stone curtain wall vertical support main keel and the horizontal steel square tube main chord member of each layer of truss structure are welded and connected. The invention effectively solves the problem of protecting the closed building space close to the historical landscape.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a cantilever outer curtain wall supporting structure of a building close to historical landscape protection and a construction method thereof.
Background
In recent years, curtain walls are rapidly developed in buildings in China, and curtain walls made of various materials are continuously developed. The building curtain wall belongs to the building external enclosure structure, which is composed of a panel and a supporting structure system, and the building curtain walls commonly used at present comprise glass curtain walls, stone curtain walls and metal curtain walls. The historical landscape architecture is used as an important carrier for bearing urban historical culture, has great preservation value, and fully considers the coordination of a newly-built building and the historical landscape architecture on appearance and space while increasing the protection of the historical landscape architecture in the construction process of building engineering.
However, the problem of protecting the closed space of the building close to the historical landscape exists in the current construction, the newly-built building and the historical landscape building are not coordinated in appearance and space, the influence on the surrounding environment and the structures is large, and the risk of confined water surge exists in the construction of the pit bottom cast-in-place pile.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a supporting structure of an overhanging outer curtain wall of a building close to historical features to solve the problems in the prior art.
In order to achieve the purpose, the invention provides a cantilever external curtain wall supporting structure next to a historical landscape protective building, the historical landscape protective building is a multi-layer building, a reserved area is arranged between the building and the historical landscape protective building, the reserved area is sequentially sealed by adopting a glass curtain wall and a stone curtain wall from the outer side of a second layer and above along the direction from the historical landscape protective building to the building, and one layer of the reserved area forms a safe channel; the glass curtain wall and the stone curtain wall are of a multilayer combined truss structure, the multilayer combined truss structure is formed by welding triangular steel square tube rod pieces to form each layer of truss units, each layer of truss units comprises a plurality of horizontal steel square tube main chords, horizontal steel square tube secondary chords and horizontal steel square tube support rods, the horizontal steel square tube main chords are fixed on the frame beams, the horizontal steel square tube secondary chords are fixedly connected with the horizontal steel square tube main chords, the horizontal steel square tube support rods are fixedly connected with the horizontal steel square tube secondary chords and the horizontal steel square tube main chords respectively, and adjacent two layers of truss units are fixedly connected through vertical steel square tube web members, vertical steel square tube diagonal web members and steel square tube diagonal members; and wherein, glass curtain wall vertical support main joist, stone material curtain wall vertical support main joist and the horizontal steel square tube main chord welded connection of each layer truss structure, glass curtain wall, stone material curtain wall adopt glass curtain wall horizontal support secondary joist, stone material curtain wall horizontal support secondary joist to fix on glass curtain wall vertical support main joist, stone material curtain wall vertical support main joist respectively.
In a preferred embodiment, the horizontal steel square tube main chord comprises a first horizontal steel square tube main chord, a second horizontal steel square tube main chord and a third horizontal steel square tube main chord, the horizontal steel square tube secondary chord comprises a first horizontal steel square tube secondary chord and a second horizontal steel square tube secondary chord, wherein the first horizontal steel square tube main chord is arranged in parallel with the horizontal supporting secondary keel of the glass curtain wall, the second horizontal steel square tube main chord is arranged obliquely, the distance between the first horizontal steel square tube main chord and the end, connected with the frame beam, of the first horizontal steel square tube main chord and the second horizontal steel square tube main chord is larger than the distance between the other ends of the first horizontal steel square tube main chord and the second horizontal steel square tube main chord, the number of the first horizontal steel square tube secondary chord and the second horizontal steel square tube secondary chord are multiple, the first horizontal steel square tube secondary chords are arranged at intervals, and the two ends of the first horizontal steel square tube main chord are respectively arranged at the same distance with the first horizontal steel square tube main chord, Second horizontal steel square tube main chord fixed connection, many second horizontal steel square tube secondary chord interval set up, and both ends respectively with first horizontal steel square tube secondary chord and glass curtain wall horizontal support secondary joist, stone material curtain wall horizontal support secondary joist fixed connection.
In a preferred embodiment, the plurality of second horizontal square-channel secondary chords are respectively located on the extension lines of the first horizontal square-channel secondary chords and are spaced apart by the second horizontal square-channel main chords.
In a preferred embodiment, two vertical steel square tube web members are respectively connected with one ends, close to the historical landscape protective building, of a first horizontal steel square tube main chord member and a second horizontal steel square tube main chord member of two adjacent layers of truss units, the vertical steel square tube diagonal web members are arranged on the inner side of the glass curtain wall, the number of the steel square tube diagonal web members between the two adjacent layers of truss units is two, one ends of the two steel square tube diagonal web members are respectively connected with one ends, close to the historical landscape protective building, of the first horizontal steel square tube main chord member and the second horizontal steel square tube main chord member, and the other ends of the two steel square tube diagonal web members are respectively connected with one ends, connected with the frame beams, of the second horizontal steel square tube main chord member.
In a preferred embodiment, the cross-sectional dimensions of the horizontal steel square tube main chord member, the vertical steel square tube web members, the vertical steel square tube diagonal web members and the steel square tube diagonal tension members are not less than 200 x 200mm, and the thickness is not less than 10 mm; the cross-sectional dimensions of the horizontal steel square tube secondary chord, the glass curtain wall horizontal support secondary keel and the stone curtain wall horizontal support secondary keel are not less than 160 multiplied by 100mm, and the thickness is not less than 8 mm; the cross-sectional dimensions of the vertical supporting main keel of the glass curtain wall and the vertical supporting main keel of the stone curtain wall are not less than 160 multiplied by 100mm, and the thickness is not less than 8 mm.
In a preferred embodiment, glass curtain wall and stone curtain wall adopt frame-type curtain wall, and glass curtain wall and stone curtain wall have the color level transition, and glass curtain wall and stone curtain wall are installed through falling to the ground scaffold, and stone curtain wall inboard is provided with the regional floor of stone curtain wall maintenance, and the regional floor thickness of stone curtain wall maintenance is not less than 100mm, and the reference numeral is not less than C30.
In a preferred embodiment, the horizontal steel square tube main chord member, the horizontal steel square tube secondary chord member, the horizontal steel square tube support rod, the steel square tube diagonal draw bar, the vertical steel square tube web member, the vertical steel square tube diagonal web member and the glass curtain wall horizontal support secondary keel are connected through welding, and the surface is subjected to fluorocarbon spraying.
In a preferred embodiment, the horizontal steel square tube main chord member is fixed on the frame beam through an embedded part, the embedded part is reserved during construction of the frame beam, the embedded part is flush with the outer surface of the frame beam, the embedded part is formed by welding a steel plate and a plurality of anchor bars, the thickness of the steel plate is not less than 10mm, the number of the anchor bars is not less than 6, and the diameter of the anchor bars is not less than 14 mm.
The invention also provides a construction method for protecting the overhanging outer curtain wall supporting structure of the building according to the adjacent historical landscape, which comprises the following steps:
s1, erecting a floor steel pipe scaffold in a horizontal projection range of a multilayer combined truss structure and expanding two spans outwards, welding a first horizontal steel square tube secondary chord rod with the horizontal steel square tube primary chord rod by adopting an automobile crane horizontal steel square tube primary chord rod, a horizontal steel square tube secondary chord rod and a horizontal steel square tube support rod, welding a second horizontal steel square tube secondary chord rod with the first horizontal steel square tube primary chord rod, then welding the horizontal steel square tube support rod with the horizontal steel square tube secondary chord rod and the horizontal steel square tube primary chord rod respectively, and sequentially installing the whole from bottom to top;
s2, sequentially installing a steel square through diagonal draw bar, a vertical steel square through web member and a vertical steel square through diagonal web member from bottom to top by adopting an automobile crane, welding the glass curtain wall vertical supporting main keel and the stone curtain wall vertical supporting main keel layer by layer, and communicating the glass curtain wall vertical supporting main keel and the stone curtain wall vertical supporting main keel up and down, and then welding the glass curtain wall horizontal supporting secondary keel, the stone curtain wall horizontal supporting secondary keel and the glass curtain wall vertical supporting main keel and the stone curtain wall vertical supporting main keel at a certain vertical interval;
s3, hoisting materials by using a truck crane through a floor scaffold, erecting a template and binding reinforcing steel bars in each layer of stone region, pouring a floor slab in a stone curtain wall overhaul region, installing a stone curtain wall, and connecting with horizontal support secondary keels of the stone curtain wall by using connecting pieces;
and S4, installing the glass curtain wall by using the floor scaffold and adopting truck crane hoisting materials, and connecting the glass curtain wall with the horizontal supporting secondary keel by adopting a connecting piece.
In a preferred embodiment, the method further comprises the following steps: and (3) reserving an embedded part in the construction stage of the frame beam outside the structure, wherein the embedded part is flush with the outer surface of the frame beam, and the L-shaped anchor bars of the embedded part extend into the frame beam and are firmly bound with the reinforcing steel bars.
Compared with the prior art, the supporting structure of the overhanging outer curtain wall of the adjacent historical landscape protective building and the construction method thereof have the beneficial effects that: according to the invention, the reserved area is arranged among the foundation of the building under construction, the main structure and the historical landscape protective building, the reserved area is sequentially sealed by the glass curtain wall and the stone curtain wall from the outer side of the space on the second layer and above along the direction from the historical landscape protective building to the building under construction, and the glass curtain wall and the stone curtain wall adopt the multilayer combined truss structure, so that the problem of sealing the space close to the historical landscape protective building is effectively solved, the building under construction and the landscape protective building are in hierarchical transition on the appearance of the space, and the sensory influence on the surrounding environment is small. The construction method of the invention adopts the steel truss support structure, has high construction speed and good structural stability, and saves the construction period. The construction is simple, the applicability is strong, the influence on the surrounding environment is small, the risk of sudden surge of confined water during the construction of the pit bottom cast-in-place pile is avoided, the disturbance on the original soil of the underground is small, the surrounding environment and the structures are not influenced, and the energy is saved and the environment is protected.
Drawings
Fig. 1 is a schematic elevation view of a cantilevered external curtain wall support structure of a building protected from historical landscapes in accordance with an embodiment of the present invention.
Fig. 2 is a schematic plan view of a cantilever external curtain wall support structure of a building adjacent to historical landscape protection according to an embodiment of the invention.
Fig. 3 is a schematic construction view of a multi-layer truss support structure of an overhanging external curtain wall according to an embodiment of the invention.
Fig. 4 is a schematic view of construction of an overhanging outer curtain wall according to an embodiment of the invention.
Description of reference numerals:
1-historical landscape protection building, 10-building under construction, 11-frame beam, 12-embedded part, 2-glass curtain wall, 21-glass curtain wall vertical support main keel, 22-glass curtain wall horizontal support secondary keel, 3-stone curtain wall, 31-stone curtain wall vertical support main keel, 32-stone curtain wall horizontal support secondary keel, 33-stone curtain wall maintenance area floor slab, 4-horizontal steel square tube main chord member, 5-horizontal steel square tube secondary chord member, 6-horizontal steel square tube support rod, 7-vertical steel square tube web member, 8-vertical steel square tube diagonal web member, 9-and steel square tube diagonal web member.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Example 1
As shown in fig. 1 to 4, the overhanging external curtain wall support structure of the invention adjacent to a historical landscape architecture is suitable for a historical landscape architecture 1 of a multi-story building, and a reserved area is arranged between a foundation of a building under construction 10, a main structure and the historical landscape architecture 1. The reserved area is closed by adopting the glass curtain wall 2 and the stone curtain wall 3 in sequence from the outside of the space on the second layer and above (such as F2-F6 shown in figure 3) along the direction from the historical landscape protected building 9 to the building 10, and the first layer F1 of the reserved area forms a safe passage. The glass curtain wall 2 and the stone curtain wall 3 are fixed by a glass curtain wall horizontal supporting secondary keel 22 and a stone curtain wall horizontal supporting secondary keel 32. Glass curtain wall 2 and stone material curtain wall 3 are multilayer composite truss structure, and multilayer composite truss structure adopts three angle steel square tube member welding to constitute every layer of truss unit, and every layer of truss unit includes many horizontal steel square tube main chord members 4, horizontal steel square tube secondary chord member 5 and horizontal steel square tube branch 6 of water. Horizontal steel square tube main chord 4 is fixed on frame roof beam 11, horizontal steel square tube secondary chord 5 and horizontal steel square tube main chord 4 fixed connection, and horizontal steel square tube branch 6 is respectively with horizontal steel square tube secondary chord 5 and horizontal steel square tube main chord 4 fixed connection, constitutes the atress main part of braced truss. And the adjacent two layers of truss units are fixedly connected through two vertical steel square tube web members 7, vertical steel square tube inclined web members 8 and steel square tube inclined pull rods 9 so as to realize the constraint force in three directions. Glass curtain wall vertical support main joist 21, stone curtain wall vertical support main joist 31 and each layer truss structure's horizontal steel square tube main chord 4 welded connection, glass curtain wall 2, stone curtain wall 3 adopt glass curtain wall horizontal support secondary joist 22, stone curtain wall horizontal support secondary joist 32 to fix on glass curtain wall vertical support main joist 21, stone curtain wall vertical support main joist 31 respectively.
Further, horizontal steel square tube main chord 4 includes first horizontal steel square tube main chord, second horizontal steel square tube main chord and third horizontal steel square tube main chord, and horizontal steel square tube secondary chord 5 includes first horizontal steel square tube secondary chord and second horizontal steel square tube secondary chord. Wherein, first horizontal steel square tube main chord member and glass curtain wall horizontal support secondary joist 22 parallel arrangement, the slope of second horizontal steel square tube main chord member sets up, and the distance between the one end that first horizontal steel square tube main chord member and second horizontal steel square tube main chord member and frame roof beam 11 are connected is greater than the distance between the other end of first horizontal steel square tube main chord member and second horizontal steel square tube main chord member. The quantity of first horizontal steel square tube secondary chord member and second horizontal steel square tube secondary chord member is many, and many first horizontal steel square tube secondary chord member intervals set up, and both ends respectively with first horizontal steel square tube main chord member, second horizontal steel square tube main chord member fixed connection, many second horizontal steel square tube secondary chord member intervals set up, and both ends respectively with first horizontal steel square tube secondary chord member and glass curtain wall horizontal support secondary joist 22, stone material curtain wall horizontal support secondary joist 32 fixed connection.
Furthermore, a plurality of second horizontal steel square tube secondary chords are respectively positioned on the extension lines of the first horizontal steel square tube secondary chords and are spaced by the second horizontal steel square tube main chords.
Further, two vertical steel square tube web members 7 are respectively connected with the first horizontal steel square tube main chord member and the second horizontal steel square tube main chord member of the adjacent two-layer truss unit at the end close to the historical landscape protective building 1. Vertical steel square tube diagonal web member 8 sets up in 2 inboards of glass curtain wall, and the quantity of steel square tube diagonal draw bar 9 between the adjacent two-layer truss unit is two, and first horizontal steel square tube main chord member and the one end that second horizontal steel square tube main chord member is close to historical landscape protection building 1 are connected respectively to the one end of two steel square tube diagonal draw bar 9, and the one end that second horizontal steel square tube main chord member and frame roof beam 11 are connected is all connected to the other end of two steel square tube diagonal draw bars 9.
Example 2
In a preferred embodiment, the cross-sectional dimensions of the horizontal steel square tube main chord 4, the vertical steel square tube web members 7, the vertical steel square tube diagonal web members 8 and the steel square tube diagonal web members 9 are not less than 200 x 200mm, and the thickness is not less than 10 mm; the cross-sectional dimensions of the horizontal steel square tube secondary chord 5, the glass curtain wall horizontal support secondary keel 22 and the stone curtain wall horizontal support secondary keel 32 are not less than 160 multiplied by 100mm, and the thickness is not less than 8 mm; the cross-sectional dimensions of the glass curtain wall vertical support main keel 21 and the stone curtain wall vertical support main keel 31 are not less than 160 multiplied by 100mm, and the thickness is not less than 8 mm.
In an optimal implementation mode, the glass curtain wall 2 and the stone curtain wall 3 are frame type curtain walls, the glass curtain wall 2 and the stone curtain wall 3 are respectively deep color stone curtain walls and light color glass curtain walls to perform hierarchical color degressive, buffering and connection on the appearance of new and old buildings are achieved, and the buildings under construction and the landscape protective buildings are in hierarchical transition on the spatial appearance. The glass curtain wall 2 and the stone curtain wall 3 are installed through a floor scaffold 100, a floor 33 of a stone curtain wall overhaul region is arranged on the inner side of the stone curtain wall 3, the thickness of the floor 33 of the stone curtain wall overhaul region is not less than 100mm, and the number is not less than C30.
Further, connect through the welding between horizontal steel square tube main chord member 4, horizontal steel square tube secondary chord member 5, horizontal steel square tube branch 6, steel square tube diagonal draw bar 9, vertical steel square tube web member 7, the oblique web member of vertical steel square tube 8, the glass curtain wall horizontal support secondary joist 22, and carry out the fluorine carbon spraying on the surface.
Further, the horizontal steel square tube main chord 4 is fixed on the frame beam 11 through an embedded part 12, the embedded part 12 is reserved during construction of the frame beam 11, the embedded part 12 is flush with the outer surface of the frame beam 11, the embedded part 12 is formed by welding a steel plate and a plurality of anchor bars, the thickness of the steel plate is not less than 10mm, the number of the anchor bars is not less than 6, and the diameter of the anchor bars is not less than 14 mm.
Example 3
The invention also provides a construction method for protecting the overhanging outer curtain wall supporting structure of the building according to the adjacent historical landscape, which comprises the following steps:
s1, erecting a floor steel pipe scaffold 100 in a horizontal projection range of a multilayer combined truss structure and expanding two spans outwards, adopting an automobile crane horizontal steel square tube main chord 4, a horizontal steel square tube secondary chord 5 and a horizontal steel square tube support rod 6, welding the first horizontal steel square tube secondary chord with the horizontal steel square tube main chord 4, welding the second horizontal steel square tube secondary chord with the first horizontal steel square tube main chord, welding the horizontal steel square tube support rod 6 with the horizontal steel square tube secondary chord 5 and the horizontal steel square tube main chord 4 respectively, and sequentially installing the whole from bottom to top;
s2, sequentially installing a steel square through diagonal draw bar 9, a vertical steel square through web member 7 and a vertical steel square through diagonal web member 8 from bottom to top by adopting an automobile crane, welding a glass curtain wall vertical supporting main keel 21 and a stone curtain wall vertical supporting main keel 31 layer by layer, communicating the glass curtain wall horizontal supporting sub keel 22 and the stone curtain wall horizontal supporting sub keel 32 with the glass curtain wall vertical supporting main keel 21 and the stone curtain wall vertical supporting main keel 31 at a certain vertical interval;
s3, with the help of the floor scaffold 100, adopting truck crane hoisting materials, erecting templates and binding reinforcing steel bars in U-shaped stone regions of all layers, pouring a floor slab 33 in a stone curtain wall overhaul region, installing a stone curtain wall 3, and connecting with a horizontal support secondary keel 32 of the stone curtain wall by adopting a connecting piece;
and S4, installing the glass curtain wall 2 by using the floor scaffold 100 and adopting truck crane hoisting materials, and connecting the glass curtain wall with the horizontal supporting secondary keel 22 by adopting a connecting piece.
Further, before the construction of step S1, an embedded part 12 is reserved in the construction stage of the frame beam 11 outside the structure, the embedded part 12 is flush with the outer surface of the frame beam 11, the L-shaped anchor bars of the embedded part 12 extend into the frame beam 11 and are firmly bound with the steel bars, and the embedded part is ensured not to be deviated when the frame beam is poured, and the outer surface is clean.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an outer curtain bearing structure of encorbelmenting of next-door neighbour historical landscape protection building, this historical landscape protection building (1) are multi-storey building, its characterized in that: a reserved area is arranged between the building (10) and the historical geomorphic protection building (1), the reserved area is sequentially sealed by a glass curtain wall (2) and a stone curtain wall (3) from the outer side of the space on the second layer and above along the direction from the historical geomorphic protection building (9) to the building (10), and a safety channel is formed on one layer of the reserved area;
the glass curtain wall (2) and the stone curtain wall (3) are of a multilayer combined truss structure, the multilayer combined truss structure is formed by welding triangular steel square tube rod pieces to form each layer of truss unit, each layer of truss unit comprises a plurality of horizontal steel square tube main chords (4), horizontal steel square tube secondary chords (5) and horizontal steel square tube support rods (6), the horizontal steel square tube main chords (4) are fixed on a frame beam (11), the horizontal steel square tube secondary chords (5) are fixedly connected with the horizontal steel square tube main chords (4), the horizontal steel square tube support rods (6) are fixedly connected with the horizontal steel square tube secondary chords (5) and the horizontal steel square tube main chords (4), and adjacent two layers of truss units are fixedly connected with each other through vertical steel square tube struts (7), vertical steel square tube diagonal web members (8) and steel square tube diagonal struts (9);
and wherein, glass curtain wall vertical support main joist (21), stone material curtain wall vertical support main joist (31) and each layer truss structure's horizontal steel square tube main chord member (4) welded connection, glass curtain wall (2), stone material curtain wall (3) adopt glass curtain wall horizontal support secondary joist (22), stone material curtain wall horizontal support secondary joist (32) to fix respectively on glass curtain wall vertical support main joist (21), the stone material curtain wall vertical support main joist (31).
2. The contiguous historical landscape protected building overhanging outer curtain wall support structure of claim 1 wherein: the horizontal steel square tube main chord (4) comprises a first horizontal steel square tube main chord, a second horizontal steel square tube main chord and a third horizontal steel square tube main chord, the horizontal steel square tube secondary chord (5) comprises a first horizontal steel square tube secondary chord and a second horizontal steel square tube secondary chord, wherein the first horizontal steel square tube main chord is parallel to the glass curtain wall horizontal supporting secondary keel (22), the second horizontal steel square tube main chord is obliquely arranged, the first horizontal steel square tube main chord and the second horizontal steel square tube main chord are larger than the distance between the other ends of the first horizontal steel square tube main chord and the second horizontal steel square tube main chord and the frame beam (11), the number of the first horizontal steel square tube secondary chord and the second horizontal steel square tube secondary chord is multiple, and the multiple first horizontal steel square tube secondary chords are arranged at intervals, and both ends respectively with first horizontal steel square tube main chord member, the horizontal steel square tube main chord member fixed connection of second, many the horizontal steel square tube secondary chord member interval of second sets up, and both ends respectively with first horizontal steel square tube secondary chord member with glass curtain wall horizontal support secondary joist (22), stone material curtain wall horizontal support secondary joist (32) fixed connection.
3. The contiguous historical landscape protected building overhanging outer curtain wall support structure of claim 2, wherein: and the plurality of second horizontal steel square tube secondary chords are respectively positioned on the extension lines of the first horizontal steel square tube secondary chords and are spaced by the second horizontal steel square tube main chords.
4. The contiguous historical landscape protected building overhanging outer curtain wall support structure of claim 2, wherein: two vertical steel square tube web member (7) connect adjacent two-layer truss unit respectively first horizontal steel square tube main chord member and second horizontal steel square tube main chord member are close to the one end of historical landscape protected building (1), vertical steel square tube diagonal web member (8) set up in glass curtain wall (2) inboard, between adjacent two-layer truss unit the quantity of steel square tube diagonal draw bar (9) is two, two the one end of steel square tube diagonal draw bar (9) is connected respectively first horizontal steel square tube main chord member and second horizontal steel square tube main chord member are close to the one end of historical landscape protected building (1), two the other end of steel square tube (9) all connect second horizontal steel square tube main chord member with the one end that frame beam (11) are connected to one side.
5. The contiguous historical landscape protecting building overhanging outer curtain wall support structure of claim 4, wherein: the cross section sizes of the horizontal steel square tube main chord member (4), the vertical steel square tube web member (7), the vertical steel square tube inclined web member (8) and the steel square tube inclined pull rod (9) are not less than 200 multiplied by 200mm, and the thicknesses are not less than 10 mm; the cross-sectional dimensions of the horizontal steel square tube secondary chord (5), the glass curtain wall horizontal support secondary keel (22) and the stone curtain wall horizontal support secondary keel (32) are not less than 160 multiplied by 100mm, and the thickness is not less than 8 mm; the cross-sectional dimensions of the glass curtain wall vertical support main keel (21) and the stone curtain wall vertical support main keel (31) are not less than 160 multiplied by 100mm, and the thickness is not less than 8 mm.
6. The contiguous historical landscape protecting building overhanging outer curtain wall support structure of claim 5, wherein: glass curtain wall (2) and stone curtain wall (3) adopt the frame-type curtain wall, just glass curtain wall (2) and stone curtain wall (3) have the color level transition, glass curtain wall (2) and stone curtain wall (3) are installed through floor scaffold (100), stone curtain wall (3) inboard is provided with stone curtain wall maintenance area floor (33), the thickness of stone curtain wall maintenance area floor (33) is not less than 100mm, and the reference numeral is not less than C30.
7. The contiguous historical landscape protecting building overhanging outer curtain wall support structure of claim 6, wherein: the horizontal steel square tube main chord member (4), the horizontal steel square tube secondary chord member (5), the horizontal steel square tube support rod (6), the steel square tube diagonal draw bar (9), the vertical steel square tube web member (7), the vertical steel square tube oblique web member (8) and the glass curtain wall horizontal support secondary keel (22) are connected through welding, and fluorocarbon spraying is carried out on the surface.
8. The contiguous historical landscape protecting building overhanging outer curtain wall support structure of claim 7, wherein: the horizontal steel square tube main chord member (4) is fixed on a frame beam (11) through an embedded part (12), the embedded part (12) is reserved during construction of the frame beam (11), the embedded part (12) is flush with the outer surface of the frame beam (11), the embedded part (12) is formed by welding a steel plate and a plurality of anchor bars, the thickness of the steel plate is not less than 10mm, the number of the anchor bars is not less than 6, and the diameter of the steel plate is not less than 14 mm.
9. A construction method of a supporting structure of an overhanging external curtain wall of a building for protection of buildings adjacent to historical features according to any of claims 1 to 8, wherein: the method comprises the following steps:
s1, erecting a floor steel pipe scaffold (100) in the horizontal projection range of a multilayer combined truss structure and expanding two spans outwards, adopting an automobile crane horizontal steel square tube main chord member (4), a horizontal steel square tube secondary chord member (5) and a horizontal steel square tube support rod (6), welding the first horizontal steel square tube secondary chord member with the horizontal steel square tube main chord member (4), welding the second horizontal steel square tube secondary chord member with the first horizontal steel square tube main chord member, welding the horizontal steel square tube support rod (6) with the horizontal steel square tube secondary chord member (5) and the horizontal steel square tube main chord member (4) respectively, and sequentially installing the whole from bottom to top;
s2, installing a steel square through diagonal draw bar (9), a vertical steel square through web member (7) and a vertical steel square through diagonal web member (8) from bottom to top by adopting an automobile crane in sequence, welding a glass curtain wall vertical supporting main keel (21) and a stone curtain wall vertical supporting main keel (31) layer by layer, communicating the glass curtain wall vertical supporting main keel and the stone curtain wall vertical supporting main keel up and down, and then welding a glass curtain wall horizontal supporting secondary keel (22) and a stone curtain wall horizontal supporting secondary keel (32) with the glass curtain wall vertical supporting main keel (21) and the stone curtain wall vertical supporting main keel (31) at a certain vertical interval;
s3, with the help of the floor scaffold (100), adopting truck crane hoisting materials, erecting templates and binding reinforcing steel bars in each layer of stone region, pouring a floor slab (33) of a stone curtain wall overhaul region, installing the stone curtain wall (3), and adopting a connecting piece to be connected with the horizontal support secondary keel (32) of the stone curtain wall;
and S4, installing the glass curtain wall (2) by using the lifting material of the truck crane with the help of the floor scaffold (100), and connecting the glass curtain wall with the horizontal supporting secondary keel (22) of the glass curtain wall by using a connecting piece.
10. The construction method according to claim 9, wherein: also comprises the following steps: an embedded part (12) is reserved in the construction stage of a frame beam (11) on the outer side of the structure, the embedded part (12) is flush with the outer surface of the frame beam (11), and L-shaped anchor bars of the embedded part (12) extend into the frame beam (11) and are firmly bound with the steel bars.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110361508.4A CN113136993B (en) | 2021-04-02 | 2021-04-02 | Overhanging outer curtain wall supporting structure of building adjacent to historical landscape protection and construction method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110361508.4A CN113136993B (en) | 2021-04-02 | 2021-04-02 | Overhanging outer curtain wall supporting structure of building adjacent to historical landscape protection and construction method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113136993A true CN113136993A (en) | 2021-07-20 |
CN113136993B CN113136993B (en) | 2022-04-12 |
Family
ID=76811382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110361508.4A Active CN113136993B (en) | 2021-04-02 | 2021-04-02 | Overhanging outer curtain wall supporting structure of building adjacent to historical landscape protection and construction method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113136993B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113502956A (en) * | 2021-07-26 | 2021-10-15 | 中建八局南方建设有限公司 | Construction method of high-altitude special-shaped inverted inclined plane curtain wall |
CN114457943A (en) * | 2022-03-01 | 2022-05-10 | 中铁建工集团有限公司 | Large-span curved surface pull rod curtain wall-sunshade truss pull rod structure and construction method |
CN114908903A (en) * | 2022-03-14 | 2022-08-16 | 中建二局装饰工程有限公司 | Northern Shaanxi style curtain wall modeling |
CN115110683A (en) * | 2022-07-28 | 2022-09-27 | 湖南固尔邦幕墙装饰股份有限公司 | Overhead cantilever curtain wall structure and installation method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1737288A (en) * | 2004-08-20 | 2006-02-22 | 中国建筑第八工程局第一建筑公司青岛分公司 | Fixing device and building method for outer decorative stone curtain wall of steel pipe truss tower |
CN101949191A (en) * | 2010-09-06 | 2011-01-19 | 中国建筑第八工程局有限公司 | Method for constructing unsupported super-long irregularly-shaped overhanging floor |
WO2013040955A1 (en) * | 2011-09-20 | 2013-03-28 | 饶淳 | Primary and secondary full curtain wall structure and architecture |
CN105369945A (en) * | 2015-12-07 | 2016-03-02 | 中建三局装饰有限公司 | Suspension hidden frame glass curtain wall system |
CN106013755A (en) * | 2016-06-29 | 2016-10-12 | 浙江省建工集团有限责任公司 | Cantilever frame for existing building and construction method |
CN206477486U (en) * | 2017-01-06 | 2017-09-08 | 上海嘉实(集团)有限公司 | A kind of glass curtain wall assembled mounting structure |
-
2021
- 2021-04-02 CN CN202110361508.4A patent/CN113136993B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1737288A (en) * | 2004-08-20 | 2006-02-22 | 中国建筑第八工程局第一建筑公司青岛分公司 | Fixing device and building method for outer decorative stone curtain wall of steel pipe truss tower |
CN101949191A (en) * | 2010-09-06 | 2011-01-19 | 中国建筑第八工程局有限公司 | Method for constructing unsupported super-long irregularly-shaped overhanging floor |
WO2013040955A1 (en) * | 2011-09-20 | 2013-03-28 | 饶淳 | Primary and secondary full curtain wall structure and architecture |
CN105369945A (en) * | 2015-12-07 | 2016-03-02 | 中建三局装饰有限公司 | Suspension hidden frame glass curtain wall system |
CN106013755A (en) * | 2016-06-29 | 2016-10-12 | 浙江省建工集团有限责任公司 | Cantilever frame for existing building and construction method |
CN206477486U (en) * | 2017-01-06 | 2017-09-08 | 上海嘉实(集团)有限公司 | A kind of glass curtain wall assembled mounting structure |
Non-Patent Citations (2)
Title |
---|
张帆: "既有幕墙安全性研究", 《天津建设科技》 * |
汪思满: "历史建筑改建施工技术研究", 《建筑施工》 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113502956A (en) * | 2021-07-26 | 2021-10-15 | 中建八局南方建设有限公司 | Construction method of high-altitude special-shaped inverted inclined plane curtain wall |
CN113502956B (en) * | 2021-07-26 | 2023-01-31 | 中建八局南方建设有限公司 | Construction method of high-altitude special-shaped inverted inclined plane curtain wall |
CN114457943A (en) * | 2022-03-01 | 2022-05-10 | 中铁建工集团有限公司 | Large-span curved surface pull rod curtain wall-sunshade truss pull rod structure and construction method |
CN114457943B (en) * | 2022-03-01 | 2023-09-08 | 中铁建工集团有限公司 | Large-span curved surface pull rod curtain wall-sunshade truss pull rod structure and construction method |
CN114908903A (en) * | 2022-03-14 | 2022-08-16 | 中建二局装饰工程有限公司 | Northern Shaanxi style curtain wall modeling |
CN115110683A (en) * | 2022-07-28 | 2022-09-27 | 湖南固尔邦幕墙装饰股份有限公司 | Overhead cantilever curtain wall structure and installation method |
CN115110683B (en) * | 2022-07-28 | 2023-09-26 | 湖南固尔邦幕墙装饰股份有限公司 | Temporary overhanging curtain wall structure and installation method |
Also Published As
Publication number | Publication date |
---|---|
CN113136993B (en) | 2022-04-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN113136993B (en) | Overhanging outer curtain wall supporting structure of building adjacent to historical landscape protection and construction method thereof | |
CN214833818U (en) | Space closed overhanging outer curtain wall supporting system next to historical landscape protection building | |
CN204826308U (en) | Structure assembly type structure is pieced together in advance to prefabricated shaped steel concrete shear force wall | |
CN105089178A (en) | Fabricated building of pre-assembling structure of prefabricated section steel concrete shear wall | |
CN108612315A (en) | A kind of assembled mixed structure Frame-Shear Wall building system and construction method | |
CN207017483U (en) | The full precast shear wall structural system of regenerative steel skeleton | |
CN111395192A (en) | Support for upper-layer member construction by using lower steel box girder bearing and construction method | |
CN212897482U (en) | Construction platform for high-rise building overhanging structural layer | |
CN211949511U (en) | Aerial cast-in-place structure that encorbelments greatly strides sky combination bearing steel platform | |
CN112177042A (en) | Rail transit station construction method without affecting ground traffic | |
CN111424948A (en) | Construction method and construction platform for cantilever structure layer of high-rise building | |
CN216920899U (en) | Profiled steel sheet floor structure with grid beam and bidirectional stress | |
CN110820519A (en) | Tunnel arch bridge convenient for rapid construction and construction method thereof | |
CN212561184U (en) | Support for upper layer member construction by using lower steel box girder bearing | |
CN113005900A (en) | Inverted protection shed and mounting and dismounting method thereof | |
CN112960566B (en) | Construction method of built-in tower crane of super high-rise building | |
CN216108617U (en) | Structure system of prefabricated reinforced concrete beam of underground station | |
CN215104588U (en) | Flat-open type foundation pit trestle structure | |
CN116066167B (en) | Assembled subway station wind channel structure | |
CN113718654B (en) | Installation structure for ropeless beam section of bridge tower area | |
CN109736589B (en) | Construction method of lattice column force transmission component | |
CN219509006U (en) | High-altitude large-span daylighting skylight space truss steel platform construction system | |
CN116556570B (en) | Construction method of combined high-clearance large-span variable-section roof structure | |
CN114215191B (en) | Modular hoisting and two-stage integral synchronous lifting method for ultra-large span steel roof | |
CN213204915U (en) | Overweight overhanging suspended component supporting system of super high-rise residential conversion layer |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant |