CN110725402B - 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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- CN110725402B CN110725402B CN201910952106.4A CN201910952106A CN110725402B CN 110725402 B CN110725402 B CN 110725402B CN 201910952106 A CN201910952106 A CN 201910952106A CN 110725402 B CN110725402 B CN 110725402B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 153
- 239000010959 steel Substances 0.000 title claims abstract description 153
- 238000010276 construction Methods 0.000 title claims abstract description 22
- 238000003466 welding Methods 0.000 claims abstract description 43
- 239000002131 composite material Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 14
- 238000005452 bending Methods 0.000 claims description 10
- 239000004567 concrete Substances 0.000 claims description 8
- 238000004080 punching Methods 0.000 claims description 6
- 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
- 238000012545 processing Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims 1
- 230000007547 defect Effects 0.000 description 2
- 238000005493 welding type Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 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
Abstract
The invention relates to a multi-cavity combined shear wall and H-shaped steel beam assembly type node and a construction method thereof, belonging to the technical field of constructional engineering. The anti-vibration device has the characteristics of high structural strength, difficult deformation, strong stability, good anti-vibration performance and long service life. The problem of the construction degree of difficulty big is solved. And stress concentration caused by direct welding of the outer rib plates, the outer wrapping steel plates and the end posts 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 assembly type 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 self weight of the structure is great, the utilization rate of the building area is reduced, and the earthquake resistance is not facilitated. The steel structure has the advantages of light weight, high strength, good ductility, good anti-seismic performance and the like, and is widely used.
In recent years, due to the fact that the government timely promotes related economic and beneficial policies, the domestic steel structure has sufficient yield, the domestic steel structure house has rapidly developed, and the assembled steel plate shear wall is used as a structure with good side force resistance and is increasingly applied to the steel structure house system. The structure fully exerts the advantages of two materials, namely 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 joint point of the multi-cavity steel plate composite shear wall and the steel beam mainly adopts an outer rib plate type, namely, the steel beam is fully welded on the end column of the wall body, and four vertical outer rib plates are externally pasted, but because the thickness of the outer steel plate and the end column of the wall body is thinner, the outer rib plates, the outer steel plate and the end column are directly welded, the steel plate is easy to damage, and the steel plate is not uniformly heated and is easy to bend and deform due to welding, so that a larger initial defect is formed.
Disclosure of Invention
The invention mainly solves the defects of easy welding deformation, poor anti-seismic performance and short service cycle in the prior art, and provides the multi-cavity combined shear wall and H-shaped steel beam assembly type node and the construction method thereof. The problem of the construction degree of difficulty big is solved. And stress concentration caused by direct welding of the outer rib plates, the outer wrapping steel plates and the end posts is avoided.
The technical problems of the invention are mainly solved by the following technical proposal:
The utility model provides a multicavity composite shear wall and H shaped steel roof beam assembled node, includes a pair of end post, is equipped with multicavity steel sheet composite shear wall between the both ends post, one side end post and multicavity steel sheet composite shear wall between be equipped with interior end plate, other three face of end post on be equipped with the outer end plate of end post laminating formula welded mutually, upper and lower end outer end plate between, side outer end plate and interior end plate between all be equipped with a plurality of pairs of equidistant and with the end post mutually run through to drawing the screw rod, side, lower limit outer end plate on all be equipped with outer end plate looks split type welded girder.
Preferably, the multi-cavity steel plate composite shear wall comprises a plurality of steel bar trusses which are distributed at equal intervals, wherein the upper end and the lower end of each steel bar truss are respectively provided with an outer steel plate, and concrete is arranged between the two outer steel plates.
Preferably, the steel bar truss comprises a pair of T-shaped steel in symmetrical mirror image distribution, and Z-shaped continuous bending steel bars fixedly connected with the T-shaped steel in a welding mode are arranged between the two T-shaped steel.
Preferably, the steel beam is H-shaped steel.
Preferably, the construction method of the multi-cavity combined shear wall and H-shaped steel beam assembly type node comprises the following operation steps:
the first step: firstly, two T-shaped steel and one Z-shaped continuous bending steel bar are taken for welding, and the process of the steel bar truss is completed.
And a second step of: and then punching and installing a counter-pulling screw rod on the end column, punching threaded holes on the end column, performing staggered penetrating processing between an upper threaded hole group, a lower threaded hole group and a left threaded hole group and a right threaded hole group, and fastening the inner end plate, the outer end plate and the end column by adopting the counter-pulling screw rod through nuts in advance.
And a third step of: and then two end posts and an outer steel plate are horizontally placed on the ground, two ends of the outer steel plate are welded and fixed with the end posts, and a plurality of steel bar trusses and the end posts are placed on the outer steel plate in a horizontal structure for spot welding type electric welding and fixing.
Fourth step: another steel plate is spread on the steel bar trusses to finish the welding work of the two ends of the other steel plate and the end posts, and simultaneously finish the welding process between the steel beams of the outer end plate and the outer end plate in a vertical structure.
Fifth step: and then the whole welding piece is lifted by a crane, so that the end column is vertical to the ground and moves into the reserved limiting clamping groove, the assembly process of the node wall body is completed by limiting the clamping groove and the end column, then the steel beam is supported and positioned by the jacking rod, and meanwhile, the multi-cavity steel plate composite shear wall steel frame structure is supported by the diagonal rods.
Sixth step: and pouring and filling concrete into the multi-cavity steel plate composite shear wall and the end column.
Preferably, two T-shaped steel bars are placed in mirror symmetry on the ground, and then the bent Z-shaped continuous bending steel bars are placed on the two T-shaped steel bars, and the welding gun is used for electric welding to complete the process of the steel bar truss.
Preferably, H-shaped steel and an outer end plate are selected for hierarchical split welding, verticality is determined by an angle steel rule, spot welding positioning is carried out, whether the angle is deviated or not is checked after positioning is finished, and if the deviation angle is corrected by a copper hammer; and detecting verticality after intermittent welding, and finishing the final full welding process for the H-shaped steel and the outer end plate when the verticality after 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, difficult deformation, strong stability, good anti-seismic performance and long service cycle. The problem of the construction degree of difficulty big is solved. And stress concentration caused by direct welding of the outer rib plates, the outer wrapping steel plates and the end posts is avoided.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a side view in cross-section of the structure of the present invention.
Fig. 3 is a cross-sectional view of a top view of the present invention.
Fig. 4 is a schematic structural view of the steel girder according to the present invention.
Fig. 5 is a schematic structural view of the steel bar truss according to the present invention.
In the figure: the multi-cavity steel plate composite shear wall 1, an inner end plate 2, end posts 3, an outer end plate 4, opposite-pull screws 5, steel beams 6, an outer cladding steel plate 7, a steel bar truss 8, concrete 9,H section steel 10, T section steel 11 and Z-shaped continuous bending steel bars 12.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Examples: as shown in figures 1-5, the multi-cavity combined shear wall and H-shaped steel beam assembly type node comprises a pair of end posts 3, and two ends of each end post 3 are communicated with a wall body into a whole. The multi-cavity steel plate composite shear wall 1 is arranged between the two end columns 3, the multi-cavity steel plate composite shear wall 1 comprises 3 steel bar trusses 8 which are distributed at equal intervals, each steel bar truss 8 comprises a pair of T-shaped steel 11 which are distributed in a symmetrical mirror image mode, and Z-shaped continuous bending steel bars 12 which are fixedly connected with the T-shaped steel 11 in a welding mode are arranged between the two T-shaped steel 11. The upper and lower ends of the steel bar truss 8 are respectively provided with an outer wrapping steel plate 7, and concrete 9 is arranged between the two outer wrapping steel plates 7. An inner end plate 2 is arranged between one side end post 3 and the multi-cavity steel plate composite shear wall 1, outer end plates 4 which are bonded with the end post 3 are arranged on the other three surfaces of the end post 3, 5 pairs of opposite-pulling screws 5 which are equidistant 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 outer end plate 4 and the inner end plate 2, and steel beams 6 which are bonded with the outer end plate 4 in a split mode are arranged on the side and the lower 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 assembly type node comprises the following operation steps:
The first step: firstly, two T-shaped steel 11 and one Z-shaped continuous bending steel bar 12 are welded, and the process of the steel bar truss 8 is completed. Two T-shaped steel 11 are placed on the ground in mirror symmetry, and then the bent Z-shaped continuous bending steel bars 12 are placed on the two T-shaped steel 11, and the welding gun is used for electric welding to complete the process of the steel bar truss 8.
And a second step of: and then punching and installing a counter screw 5 on the end column 3, punching threaded holes on the end column 3, performing staggered penetrating processing between an upper threaded hole group, a lower threaded hole group and a left threaded hole group and a right threaded hole group, and fastening the inner end plate 2, the outer end plate 4 and the end column 3 by adopting the counter screw 5 through nuts in advance.
And a third step of: then two end posts 3 and an outer wrapping steel plate 7 are horizontally placed on the ground, two ends of the outer wrapping steel plate 7 are welded and fixed with the end posts 3, and at the moment, a plurality of steel bar trusses 8 and the end posts 3 are placed on the outer wrapping steel plate 7 in a horizontal structure for spot welding type electric welding and fixing.
Fourth step: another steel plate 7 is spread on the steel bar trusses 8 to finish the welding work of the two ends of the steel plate 7 and the end posts 3, and simultaneously finish the welding process between the outer end plate 4 and the steel beam 6 of the structure of the outer end plate 4.
The steel beam 6 is welded with the outer end plate 4 by the H-shaped steel 10 in a layered cutting way, the verticality is determined by an angle steel rule, then spot welding positioning is carried out, whether the angle is deviated or not is checked after the positioning is finished, and if the deviation angle is corrected by a copper hammer. And detecting verticality after intermittent welding, and finishing the final full welding process for the H-shaped steel 10 and the outer end plate 4 when the verticality after intermittent welding meets the design requirement.
Fifth step: and then the whole welding piece is lifted by a crane, so that the end column 3 is vertical to the ground and moves into the reserved limiting clamping groove, the assembly process of the node wall body is completed by limiting the clamping groove and the end column 3, then the steel beam 6 is supported and positioned by the ejector rod, and meanwhile, the multi-cavity steel plate composite shear wall 1 steel frame structure is subjected to diagonal bracing.
Sixth step: and pouring and filling concrete 9 into the multi-cavity steel plate composite shear wall 1 and the end column 3.
In conclusion, the multi-cavity combined shear wall and H-shaped steel beam assembly type node and the construction method thereof have the characteristics of high structural strength, difficult deformation, high stability, good earthquake resistance and long service life. The problem of the construction degree of difficulty big is solved. And stress concentration caused by direct welding of the outer rib plates, the outer wrapping steel plates and the end posts is avoided.
The above embodiments are merely examples of the present invention, but the present invention is not limited thereto, and any changes or modifications made by those skilled in the art are included in the scope of the present invention.
Claims (4)
1. A construction method of a multi-cavity combined shear wall and H-shaped steel beam assembly type node is characterized by comprising the following steps: the multi-cavity combined shear wall and H-shaped steel beam assembly type node comprises a pair of end posts (3), a multi-cavity steel plate combined shear wall (1) is arranged between the two end posts (3), 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 welded with the end posts (3) in a bonding mode are arranged on three other surfaces of the end posts (3), a plurality of pairs of opposite-pulling screw rods (5) which are equidistant and penetrate through the end posts (3) are arranged between the upper end outer end plates (4) and the lower end outer end plates (4) and are welded with the outer end plates (4) in a split mode; the multi-cavity steel plate combined shear wall (1) comprises a plurality of steel bar trusses (8) which are distributed at equal intervals, wherein the upper end and the lower end of each steel bar truss (8) are respectively provided with an outer steel plate (7), and concrete (9) is arranged between the two outer steel plates (7); the steel bar truss (8) comprises a pair of T-shaped steel (11) which are symmetrically and mirror-distributed, and Z-shaped continuous bending steel bars (12) which are fixedly connected with the T-shaped steel (11) in a welding mode are arranged between the two T-shaped steel (11);
the construction method of the multi-cavity combined shear wall and H-shaped steel beam assembly type node comprises the following operation steps:
the first step: firstly, welding two T-shaped steel (11) and a Z-shaped continuous bending steel bar (12) to finish the preparation process of the steel bar truss (8);
and a second step of: secondly, punching and installing a counter-pulling screw rod (5) on the end column (3), punching threaded holes on the end column (3), performing staggered penetrating processing between an upper threaded hole group, a lower threaded hole group and a left threaded hole group, and fastening an inner end plate (2), an outer end plate (4) and the end column (3) by adopting the counter-pulling screw rod (5) through nuts in advance;
And a third step of: then two end posts (3) and an outer wrapping steel plate (7) are horizontally placed on the ground, two ends of the outer wrapping steel plate (7) are welded and fixed with the end posts (3), and at the moment, a plurality of steel bar trusses (8) and the end posts (3) are placed on the outer wrapping steel plate (7) in a horizontal structure for spot welding and electric welding and fixing;
Fourth step: another outer wrapping steel plate (7) is paved on a plurality of steel bar trusses (8), so that the welding work of the two ends of the other outer wrapping steel plate (7) and the end posts (3) is finished, and meanwhile, the welding process between the outer end plate (4) and the steel beam (6) of the structure with the outer end plate (4) being perpendicular to each other is finished;
Fifth step: then, the whole welding piece is lifted by a crane, so that the end post (3) is vertical to the ground and moves into a reserved limiting clamping groove, the assembly process of the node wall body is completed by limiting the clamping groove and the end post (3), then, a steel beam (6) is supported and positioned by a jacking rod, and meanwhile, a steel frame structure of the multi-cavity steel plate combined shear wall (1) is supported by a diagonal rod;
sixth step: pouring and filling concrete (9) into the multi-cavity steel plate composite shear wall (1) and the end column (3).
2. The construction method of the multi-cavity composite shear wall and H-shaped steel beam assembly type node according to claim 1, wherein the construction method comprises the following steps: the steel beam (6) is H-shaped steel (10).
3. The construction method of the multi-cavity composite shear wall and H-shaped steel beam assembly type node according to claim 1, wherein the construction method comprises the following steps: two T-shaped steel (11) are placed on the ground in mirror symmetry, and then the bent Z-shaped continuous bending steel bars (12) are placed on the two T-shaped steel (11), and the process of the steel bar truss (8) is completed through welding by a welding gun.
4. The construction method of the multi-cavity composite shear wall and H-shaped steel beam assembly type node according to claim 1, wherein the construction method comprises the following steps: the steel beam (6) is welded with the outer end plate (4) through layered cutting, verticality is determined by an angle steel rule, spot welding positioning is carried out, whether the angle is deviated or not is checked after positioning is finished, and if the deviation angle is corrected through a copper hammer; and detecting verticality after intermittent welding, and finishing the final full-welding process for the H-shaped steel (10) and the outer end plate (4) when the verticality after intermittent welding meets the design requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910952106.4A CN110725402B (en) | 2019-10-09 | Multi-cavity combined shear wall and H-shaped steel beam assembled node and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910952106.4A CN110725402B (en) | 2019-10-09 | Multi-cavity combined shear wall and H-shaped steel beam assembled node and construction method thereof |
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| Publication Number | Publication Date |
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| CN110725402A CN110725402A (en) | 2020-01-24 |
| CN110725402B true CN110725402B (en) | 2024-06-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202730969U (en) * | 2012-08-31 | 2013-02-13 | 宝钢建筑系统集成有限公司 | Connecting structure of the rectangular column and H-type steel beam |
| CN106121049A (en) * | 2016-08-22 | 2016-11-16 | 合肥工业大学 | Compound shear wall is connected energy dissipation node and preparation method thereof with steel bar girder combination beam |
| CN106522420A (en) * | 2016-09-23 | 2017-03-22 | 浙江中南建设集团钢结构有限公司 | Built-in truss combined structure |
| CN206289751U (en) * | 2016-12-20 | 2017-06-30 | 山东科技大学 | A kind of assembled steel plate concrete combined shear wall and floor support plate connecting node |
| CN207228355U (en) * | 2017-09-30 | 2018-04-13 | 山东科技大学 | A kind of assembling steel plate Combined concrete wall and steel bar truss floor support plate connecting structure |
| CN108104271A (en) * | 2016-11-24 | 2018-06-01 | 重庆市中科大业建筑科技有限公司 | Clod wash multi-cavity steel tube concrete Special-Shaped Column and the rigid connection node of U-shaped combination beam |
| 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 |
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202730969U (en) * | 2012-08-31 | 2013-02-13 | 宝钢建筑系统集成有限公司 | Connecting structure of the rectangular column and H-type steel beam |
| CN106121049A (en) * | 2016-08-22 | 2016-11-16 | 合肥工业大学 | Compound shear wall is connected energy dissipation node and preparation method thereof with steel bar girder combination beam |
| CN106522420A (en) * | 2016-09-23 | 2017-03-22 | 浙江中南建设集团钢结构有限公司 | Built-in truss combined structure |
| CN108104271A (en) * | 2016-11-24 | 2018-06-01 | 重庆市中科大业建筑科技有限公司 | Clod wash multi-cavity steel tube concrete Special-Shaped Column and the rigid connection node of U-shaped combination beam |
| CN206289751U (en) * | 2016-12-20 | 2017-06-30 | 山东科技大学 | A kind of assembled steel plate concrete combined shear wall and floor support plate connecting node |
| CN207228355U (en) * | 2017-09-30 | 2018-04-13 | 山东科技大学 | A kind of assembling steel plate Combined concrete wall and steel bar truss floor support plate connecting structure |
| 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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