CN110725402A - Multi-cavity combined shear wall and H-shaped steel beam assembled node and construction method thereof - Google Patents
Multi-cavity combined shear wall and H-shaped steel beam assembled node and construction method thereof Download PDFInfo
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- CN110725402A CN110725402A CN201910952106.4A CN201910952106A CN110725402A CN 110725402 A CN110725402 A CN 110725402A CN 201910952106 A CN201910952106 A CN 201910952106A CN 110725402 A CN110725402 A CN 110725402A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 145
- 239000010959 steel Substances 0.000 title claims abstract description 145
- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 46
- 238000000034 method Methods 0.000 claims description 16
- 238000005452 bending Methods 0.000 claims description 10
- 239000004567 concrete Substances 0.000 claims description 8
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 5
- 238000004080 punching Methods 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000005493 welding type Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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- 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
- E04B2/84—Walls made by casting, pouring, or tamping in situ
- E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
- E04B2/8623—Walls made by casting, pouring, or tamping in situ made in permanent forms with spacers and at least one form leaf being monolithic
- E04B2/8629—Walls made by casting, pouring, or tamping in situ made in permanent forms with spacers and at least one form leaf being monolithic with both form leaves and spacers being monolithic
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B2001/2481—Details of wall panels
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
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Abstract
The invention relates to a multi-cavity combined shear wall and H-shaped steel beam assembled node and a construction method thereof, belonging to the technical field of constructional engineering. The steel plate has the characteristics of high structural strength, difficult deformation, strong stability, good anti-seismic performance and long service cycle. The problem of the construction degree of difficulty is big is solved. The stress concentration caused by the direct welding of the outer rib plate, the outer steel plate and the end post is avoided.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a multi-cavity combined shear wall and H-shaped steel beam assembled node and a construction method thereof.
Background
With the development of society and the improvement of economic level, high-rise and super high-rise buildings are more and more, but with the increase of height, the bottom thickness of the traditional reinforced concrete shear wall is gradually increased, so that the structure has a great self weight, the utilization rate of the building area is reduced, and the seismic performance is not favorable. The steel structure has the advantages of light weight, high strength, good ductility and seismic performance and the like, and is widely used.
In recent years, as relevant economic and profitable policies are timely released by governments, domestic steel structure yield is sufficient, steel structure houses in China are rapidly developed, and the assembled steel plate shear wall is increasingly applied to steel structure house systems as a structure with good lateral force resistance. The structure gives full play to the advantages of two materials of steel and concrete, has the advantages of high bearing capacity, good plasticity and toughness, convenient construction and the like, and is widely applied to structures such as high-rise buildings, bridges and the like.
At present, the connecting node of the multi-cavity steel plate combined shear wall and the steel beam mainly adopts an outer rib plate type, namely, the steel beam is welded on a wall end post in a full-welded mode, and four vertical outer ribs are attached to the outer side of the steel beam.
Disclosure of Invention
The invention mainly overcomes the defects of easy welding deformation, poor anti-seismic performance and short service cycle in the prior art, and provides a multi-cavity combined shear wall and H-shaped steel beam assembled node and a construction method thereof. The problem of the construction degree of difficulty is big is solved. The stress concentration caused by the direct welding of the outer rib plate, the outer steel plate and the end post is avoided.
The technical problem of the invention is mainly solved by the following technical scheme:
the utility model provides a multi-chamber combination shear wall and H shaped steel roof beam assembled node, includes a pair of end post, is equipped with multi-chamber steel sheet combination shear wall between the both ends post, one side end post and multi-chamber steel sheet combination shear wall between be equipped with interior terminal plate, other three faces of end post on be equipped with end post looks laminating formula welded outer terminal plate, upper and lower extreme outer terminal inter-plate, the outer terminal plate of side and interior inter-plate all be equipped with a plurality ofly to be equidistant and with the end post looks through to the screw rod that draws, side, lower edge outer terminal plate on all be equipped with the outer terminal plate and cut open mouth formula welded girder steel mutually.
Preferably, the multi-cavity steel plate combined shear wall comprises a plurality of steel bar trusses which are distributed at equal intervals, outer steel plate wrapping plates are arranged at the upper end and the lower end of each steel bar truss, and concrete is arranged between the two outer steel plate wrapping plates.
Preferably, the steel bar truss comprises a pair of T-shaped steels which are symmetrically and specularly distributed, and a Z-shaped continuous bending steel bar fixedly connected with the T-shaped steels in a welding manner is arranged between the two T-shaped steels.
Preferably, the steel beam is H-shaped steel.
Preferably, the construction method of the assembled node of the multi-cavity combined shear wall and the H-shaped steel beam comprises the following operation steps:
the first step is as follows: firstly, two T-shaped steels and a Z-shaped continuous bending reinforcing bar are taken to be welded to complete the process of the steel bar truss.
The second step is that: and then, punching the end column, installing a counter-pulling screw rod, punching threaded holes on the end column, and performing staggered penetrating processing between the upper and lower threaded hole groups and the left and right threaded hole groups, and fastening the inner end plate and the outer end plate with the end column by using the counter-pulling screw rod in advance through nuts.
The third step: and then taking two end columns and an outer wrapping steel plate to be horizontally placed on the ground, welding and fixing the two ends of the outer wrapping steel plate and the end columns, and taking a plurality of steel bar trusses and the end columns to be in a horizontal structure and placing the steel bar trusses and the end columns on the outer wrapping steel plate for spot welding type electric welding fixing.
The fourth step: and (3) paving the other outer steel plate on the plurality of steel bar trusses to complete the welding work of two ends of the other outer steel plate and the end column and complete the welding process between the outer end plate and the steel beam with the outer end plate vertical structure.
The fifth step: then the integral welding part is lifted through a crane, so that the end posts are perpendicular to the ground and move into reserved limiting clamping grooves, the assembly process of the node wall body is completed through the limiting of the clamping grooves and the end posts, then the steel beams are supported and positioned through the ejector rods, and meanwhile the multi-cavity steel plate combined shear wall steel frame structure is subjected to diagonal bracing.
And a sixth step: and (4) pouring and filling concrete into the multi-cavity steel plate combined shear wall and the end column.
Preferably, two T-shaped steels are placed on the ground in a mirror symmetry mode, then the bent Z-shaped continuous bending reinforcing steel bars are placed on the two T-shaped steels, and the process of the steel bar truss is completed through electric welding of a welding gun.
Preferably, the steel beam is subjected to layered split welding by using H-shaped steel and an outer end plate, the perpendicularity is determined by using an angle steel ruler, spot welding positioning is performed, after the positioning is completed, whether the angle is deviated or not is checked, and if the deviation angle is corrected by a copper hammer; and detecting the verticality after the intermittent welding, and completing the final full welding process of the H-shaped steel and the outer end plate when the verticality after the intermittent welding meets the design requirement.
The invention can achieve the following effects:
compared with the prior art, the multi-cavity combined shear wall and H-shaped steel beam assembled node and the construction method thereof have the characteristics of high structural strength, difficulty in deformation, strong stability, good anti-seismic performance and long service cycle. The problem of the construction degree of difficulty is big is solved. The stress concentration caused by the direct welding of the outer rib plate, the outer steel plate and the end post is avoided.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a side structural sectional view of the present invention.
Fig. 3 is a sectional view of the top structure of the present invention.
FIG. 4 is a schematic view of the structure of the steel beam of the present invention.
Fig. 5 is a schematic structural view of a steel bar truss according to the present invention.
In the figure: the combined shear wall comprises a multi-cavity steel plate combined shear wall 1, an inner end plate 2, end columns 3, an outer end plate 4, a split screw 5, a steel beam 6, an outer steel plate 7, a steel bar truss 8, concrete 9, H-shaped steel 10, T-shaped steel 11 and Z-shaped continuous bending steel bars 12.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): as shown in fig. 1 to 5, the multi-cavity combined shear wall and H-shaped steel beam assembly type node comprises a pair of end columns 3, wherein two ends of each end column 3 are communicated with a wall body to form a whole. Be equipped with multi-chamber steel sheet composite shear wall 1 between two end post 3, multi-chamber steel sheet composite shear wall 1 includes that 3 are equidistant distribution's steel bar truss 8, and steel bar truss 8 includes a pair of T shaped steel 11 that are symmetrical formula mirror image distribution, is equipped with the Z type continuous bending reinforcing bar 12 with T shaped steel 11 looks welded type fixed connection between two T shaped steel 11. The upper end and the lower end of the steel bar truss 8 are both provided with an outer steel plate 7, and concrete 9 is arranged between the two outer steel plates 7. An inner end plate 2 is arranged between one side end post 3 and the multi-cavity steel plate combined shear wall 1, outer end plates 4 which are in attaching type welding with the end post 3 are arranged on other three surfaces of the end post 3, 5 pairs of opposite-pulling screw rods 5 which are at equal intervals and penetrate through the end post 3 are arranged between the upper end outer end plate 4 and the lower end outer end plate 4 and between the side edge outer end plate 4 and the inner end plate 2, and steel beams 6 which are in cutting type welding with the outer end plates 4 are arranged on the side edge outer end plate 4 and the lower edge outer end plate 4. The steel beam 6 is H-shaped steel 10.
The construction method of the multi-cavity combined shear wall and H-shaped steel beam assembled node comprises the following operation steps:
the first step is as follows: firstly, two T-shaped steels 11 are welded with a Z-shaped continuous bending reinforcing steel bar 12 to complete the process of the steel bar truss 8. Two T-shaped steels 11 are placed on the ground in a mirror symmetry mode, then the bent Z-shaped continuous bending reinforcing steel bars 12 are placed on the two T-shaped steels 11, and the process of the steel bar truss 8 is completed through electric welding of a welding gun.
The second step is that: and then, the end post 3 is punched and provided with a split screw 5, threaded holes are formed in the end post 3, the upper and lower threaded hole groups and the left and right threaded hole groups are processed in a staggered penetrating mode, and the inner end plate 2, the outer end plate 4 and the end post 3 are fastened in advance through nuts by the split screw 5.
The third step: and then taking two end posts 3 and an outer-coated steel plate 7 to be horizontally placed on the ground, welding and fixing the two ends of the outer-coated steel plate 7 and the end posts 3, and taking a plurality of steel bar trusses 8 and the end posts 3 to be in a horizontal structure and placing the steel bar trusses and the end posts on the outer-coated steel plate 7 for spot welding type electric welding and fixing.
The fourth step: and another steel plate 7 is flatly laid on the steel bar trusses 8, so that the welding work of two ends of the other steel plate 7 and the end column 3 is completed, and meanwhile, the welding process between the outer end plate 4 and the steel beam 6 of the outer end plate 4 in the vertical structure is completed.
The steel beam 6 is subjected to layered split welding with the H-shaped steel 10 and the outer end plate 4, the perpendicularity is determined by using an angle steel ruler, spot welding positioning is performed, whether the angle is deviated or not is checked after the positioning is completed, and if the deviation angle is corrected through a copper hammer. And detecting the verticality after intermittent welding, and completing the final full welding process of the H-shaped steel 10 and the outer end plate 4 when the verticality after the intermittent welding meets the design requirement.
The fifth step: then the whole welding part is lifted by a crane, so that the end posts 3 are perpendicular to the ground and move into the reserved limiting clamping grooves, the assembly process of the node wall body is completed through the limiting of the clamping grooves and the end posts 3, then the steel beams 6 are supported and positioned through the ejector rods, and meanwhile the inclined rod support is carried out on the multi-cavity steel plate combined shear wall 1 steel frame structure.
And a sixth step: and (3) pouring and filling concrete 9 into the multi-cavity steel plate combined shear wall 1 and the end column 3.
In summary, the multi-cavity combined shear wall and H-shaped steel beam assembled node and the construction method thereof have the characteristics of high structural strength, difficulty in deformation, strong stability, good anti-seismic performance and long service cycle. The problem of the construction degree of difficulty is big is solved. The stress concentration caused by the direct welding of the outer rib plate, the outer steel plate and the end post is avoided.
The above description is only an embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications within the scope of the present invention by those skilled in the art are covered by the present invention.
Claims (7)
1. The utility model provides a multi-chamber combination shear wall and H shaped steel roof beam assembled node which characterized in that: including a pair of end post (3), be equipped with between both ends post (3) multi-chamber steel sheet compound shear wall (1), one side end post (3) and multi-chamber steel sheet compound shear wall (1) within a definite time be equipped with interior terminal plate (2), other three faces of end post (3) on be equipped with end post (3) laminating formula welded outer terminal plate (4) mutually, upper and lower end outer terminal plate (4) within a definite time, side outer terminal plate (4) and interior terminal plate (2) within a definite time all be equipped with a plurality of pairs be equidistant and with end post (3) looks through to drawing screw rod (5), side, lower edge outer terminal plate (4) on all be equipped with outer terminal plate (4) looks cut-open welded girder steel (6).
2. The multi-cavity composite shear wall and H-beam fabricated node of claim 1, wherein: the multi-cavity steel plate combined shear wall (1) comprises a plurality of steel bar trusses (8) which are distributed at equal intervals, wherein outer wrapping steel plates (7) are arranged at the upper end and the lower end of each steel bar truss (8), and concrete (9) is arranged between the two outer wrapping steel plates (7).
3. The multi-cavity composite shear wall and H-beam fabricated node of claim 2, wherein: the steel bar truss (8) comprises a pair of T-shaped steels (11) which are symmetrically and specularly distributed, and Z-shaped continuous bending reinforcing steel bars (12) which are fixedly connected with the T-shaped steels (11) in a welding mode are arranged between the two T-shaped steels (11).
4. The multi-cavity composite shear wall and H-beam fabricated node of claim 1, wherein: the steel beam (6) is H-shaped steel (10).
5. The method for constructing a multi-cavity combination shear wall and H-beam fabricated node according to claim 1, comprising the steps of:
the first step is as follows: firstly, welding two T-shaped steels (11) with a Z-shaped continuous bending reinforcing bar (12) to complete the process of the steel bar truss (8);
the second step is that: then, punching an end post (3) and installing a split screw (5), punching threaded holes on the end post (3), performing staggered penetrating processing between an upper threaded hole group and a lower threaded hole group and between a left threaded hole group and a right threaded hole group, and fastening an inner end plate (2), an outer end plate (4) and the end post (3) by using the split screw (5) in advance through nuts;
the third step: then, horizontally placing two end columns (3) and an outer-coated steel plate (7) on the ground, welding and fixing two ends of the outer-coated steel plate (7) and the end columns (3), and placing a plurality of steel bar trusses (8) and the end columns (3) on the outer-coated steel plate (7) in a horizontal structure to perform spot welding type electric welding and fixing;
the fourth step: another steel plate (7) is flatly laid on the steel bar trusses (8), welding work of two ends of the other steel plate (7) and the end columns (3) is completed, and meanwhile, a welding process between the outer end plate (4) and the steel beam (6) of the outer end plate (4) in the vertical structure is completed;
the fifth step: then the integral welding part is lifted through a crane, so that the end posts (3) are perpendicular to the ground and move into reserved limiting clamping grooves, the assembly process of the node wall body is completed through the limiting of the clamping grooves and the end posts (3), then the steel beam (6) is supported and positioned through the ejector rod, and meanwhile, the multi-cavity steel plate combined shear wall (1) is supported by the inclined rods;
and a sixth step: and (3) pouring and filling concrete (9) in the multi-cavity steel plate combined shear wall (1) and the end column (3).
6. The construction method of the multi-cavity combined shear wall and H-shaped steel beam fabricated node according to claim 5, wherein: two T-shaped steels (11) are placed on the ground in a mirror symmetry mode, then the bent Z-shaped continuous bending reinforcing steel bars (12) are placed on the two T-shaped steels (11), and the process of the steel bar truss (8) is completed through electric welding of a welding gun.
7. The construction method of the multi-cavity combined shear wall and H-shaped steel beam fabricated node according to claim 5, wherein: the steel beam (6) is subjected to layered split welding with the H-shaped steel (10) and the outer end plate (4), the perpendicularity is determined by using an angle steel ruler, spot welding positioning is performed, after the positioning is completed, whether the angle is deviated or not is checked, and if the deviation angle is corrected by a copper hammer; and detecting the verticality after intermittent welding, and completing the final full welding process of the H-shaped steel (10) and the outer end plate (4) when the verticality after the intermittent welding meets the design requirement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910952106.4A CN110725402B (en) | 2019-10-09 | 2019-10-09 | Multi-cavity combined shear wall and H-shaped steel beam assembled node and construction method thereof |
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| CN201910952106.4A CN110725402B (en) | 2019-10-09 | 2019-10-09 | Multi-cavity combined shear wall and H-shaped steel beam assembled node and construction method thereof |
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| CN110725402A true CN110725402A (en) | 2020-01-24 |
| CN110725402B CN110725402B (en) | 2024-06-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111502004A (en) * | 2020-04-23 | 2020-08-07 | 上海建工四建集团有限公司 | Special-shaped large-span suspension stiffness structure and construction method thereof |
| CN113502948A (en) * | 2021-08-13 | 2021-10-15 | 中铁二十局集团市政工程有限公司 | Reinforced concrete shear wall with steel connecting pieces and soft steel supports and construction method |
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| CN211114112U (en) * | 2019-10-09 | 2020-07-28 | 浙江东南网架股份有限公司 | Assembled multi-chamber steel sheet shear force wall and girder steel connected node |
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2019
- 2019-10-09 CN CN201910952106.4A patent/CN110725402B/en active Active
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| CN202730969U (en) * | 2012-08-31 | 2013-02-13 | 宝钢建筑***集成有限公司 | Connecting structure of the rectangular column and H-type steel beam |
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| CN111502004A (en) * | 2020-04-23 | 2020-08-07 | 上海建工四建集团有限公司 | Special-shaped large-span suspension stiffness structure and construction method thereof |
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| CN113502948B (en) * | 2021-08-13 | 2023-02-24 | 中铁二十局集团市政工程有限公司 | Reinforced concrete shear wall with steel connecting pieces and soft steel supports and construction method |
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| CN110725402B (en) | 2024-06-04 |
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