CN111206681A - Steel structure anti-seismic node for assembly type building - Google Patents
Steel structure anti-seismic node for assembly type building Download PDFInfo
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- CN111206681A CN111206681A CN202010019586.1A CN202010019586A CN111206681A CN 111206681 A CN111206681 A CN 111206681A CN 202010019586 A CN202010019586 A CN 202010019586A CN 111206681 A CN111206681 A CN 111206681A
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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
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/024—Structures with steel columns and beams
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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
- E04B2001/2418—Details of bolting
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses an anti-seismic node of a steel structure for an assembly type building, which comprises a steel column and a steel beam, wherein a steel plate is welded on one side of the steel column, a first triangular support is welded on the top of the steel plate, a first M-shaped support is welded on one side of the first triangular support, a second M-shaped support is connected to one side of the first M-shaped support in a matched mode, the second M-shaped support is welded on one side of the second triangular support, and the second triangular support is welded on the bottom of the steel beam. The steel column and the steel beam are connected through the first M-shaped support and the second M-shaped support, and the first M-shaped support and the second M-shaped support can provide damping force for the steel column and the steel beam, so that the connection stability of the steel column and the steel beam is improved; install Z type spare between the top of girder steel and limiting plate, when providing the holding power for the girder steel, can also improve the shock attenuation effect of girder steel.
Description
Technical Field
The invention belongs to the technical field of steel structures, and particularly relates to a steel structure earthquake-resistant node for an assembly type building. The invention also relates to a construction method of the steel structure earthquake-resistant node for the fabricated building.
Background
The steel structure has the advantages of light weight, high strength, uniform material, convenient construction and installation, short construction period and the like, and is widely applied to high-rise buildings, long-span buildings and industrial buildings, the steel structure is one of the building structure forms which are widely applied at present, and the earthquake resistance is one of the advantages of the steel structure buildings, so that the requirement on the earthquake resistance of the steel structure building structure is higher, and the earthquake resistance problem of the high-rise and super high-rise buildings is more prominent.
The trend of building structural members using the prefabricated type is the future, and the prefabricated type means that all welding processes are completed in a factory as much as possible and the assembly work is performed on a construction site. The beam column node is generally connected or hinged by welding, the connection method and the structure are difficult to ensure that the node has controllable deformation energy consumption capability, and in addition, the node is easy to deform insufficiently due to poor plastic deformation capability of the welding seam, so that the node is broken and damaged prematurely.
Disclosure of Invention
The invention aims to provide a steel structure anti-seismic node for an assembly type building, which aims to solve the problems that the welding seam provided by the background technology has poor plastic deformation capability, the node is easy to deform insufficiently, and the node is broken and damaged prematurely.
In order to achieve the purpose, the invention adopts the following technical scheme:
an anti-seismic node of a steel structure for an assembly type building comprises a steel column and a steel beam, wherein a steel plate is welded on one side of the steel column, a first triangular frame is welded on the top of the steel plate, a first M-shaped support is welded on one side of the first triangular frame, a second M-shaped support is connected to one side of the first M-shaped support in a matched mode, the second M-shaped support is welded on one side of the second triangular frame, and the second triangular frame is welded on the bottom of the steel beam;
a placing groove is formed between the second M-shaped support and the first M-shaped support, an elastic piece is arranged inside the placing groove, a semicircular ring is arranged at the top of the elastic piece, first through holes are formed in the tops of the first M-shaped support, the second M-shaped support and the elastic piece when meetings are carried out, and first high-strength bolts are arranged inside the first through holes;
the steel column is characterized in that a limiting plate is welded on one side of the steel column, a Z-shaped piece is arranged between the bottom of the limiting plate and the top of the steel beam, second through holes are formed in the two ends of the Z-shaped piece and the top of the steel column, and a second high-strength bolt is arranged inside each second through hole.
Preferably, a limiting block is welded on one side of the first M-shaped support.
Preferably, the steel column comprises a column flange and a column web, and the column flange and the column web are arranged into an integrally formed structure.
Preferably, the steel beam comprises a beam flange and a beam web, and the beam flange and the beam web are arranged into an integrally formed structure.
Preferably, an angle steel is welded at an included angle between the steel column and the steel plate, and a reinforcing plate is welded inside the angle steel.
Preferably, a reinforcing rib is welded to the inside of the column flange.
Preferably, third through holes are formed in the tops of the first M-shaped support and the second M-shaped support, and engineering plastic bolts are mounted inside the third through holes.
Preferably, the bottom of the limiting plate is provided with a limiting groove, a protruding block is movably inserted into the limiting groove, and the protruding block is welded to the top of the steel beam.
The invention also provides a construction method of the steel structure earthquake-resistant node for the fabricated building, which comprises the following steps:
s1, welding components, processing a steel column and a steel beam in a factory, welding a limiting plate, a first tripod, a first M-shaped bracket, a second tripod and a second M-shaped bracket on the steel column and the steel beam, and arranging a first through hole, a second through hole and a third through hole on the first M-shaped bracket, the second M-shaped bracket, the steel beam, the limiting plate and the elastic part;
s2, assembling on site, pre-assembling the steel column on a building, correspondingly placing a second M-shaped bracket at one end of the steel beam into a first M-shaped bracket when assembling the steel column and the steel beam, meanwhile, positioning one end of the steel beam at the bottom of the limiting plate, and placing an elastic part between the first M-shaped bracket and the second M-shaped bracket;
s3, fixing the nodes, correspondingly installing the first high-strength bolt, the second high-strength bolt and the engineering plastic bolt in the first through hole, the second through hole and the third through hole, fixing the nodes and completing assembly.
The invention has the technical effects and advantages that: compared with the prior art, the steel structure anti-seismic node for the fabricated building provided by the invention has the following advantages:
1. the steel column and the steel beam are connected through the first M-shaped support and the second M-shaped support, and the first M-shaped support and the second M-shaped support can provide damping force for the steel column and the steel beam, so that the connection stability of the steel column and the steel beam is improved;
2. according to the invention, the first through hole, the second through hole and the third through hole are formed on the first M-shaped bracket, the second M-shaped bracket, the steel beam, the limiting plate and the elastic piece, and are installed through the first high-strength bolt, the second high-strength bolt and the engineering plastic bolt, electric welding is not needed in the whole assembling process, and the assembling efficiency is improved;
3. according to the invention, the Z-shaped piece is arranged between the top of the steel beam and the limiting plate, so that the supporting force is provided for the steel beam, and the damping effect of the steel beam can be improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a first M-shaped stent and a second M-shaped stent according to the present invention;
FIG. 3 is a schematic structural view of an enlarged structure of the area A in FIG. 1;
FIG. 4 is a perspective view of a steel column according to the present invention.
In the figure: 1. a steel column; 2. a steel beam; 3. a steel plate; 4. a first tripod; 5. a first M-shaped stent; 6. A second M-shaped stent; 7. a placement groove; 8. an elastic member; 9. a semicircular ring; 10. a first through hole; 11. a first high-strength bolt; 12. a limiting plate; 13. a Z-shaped member; 14. a second through hole; 15. a second high-strength bolt; 16. a limiting block; 17. a column flange; 18. a column web; 19. a beam flange; 20. a web; 21. angle steel; 22. a reinforcing plate; 23. a reinforcing rib plate; 24. a third through hole; 25. an engineering plastic bolt; 26. A raised block; 27. a limiting groove; 28. and a second tripod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an assembled steel structure earthquake-resistant node for buildings as shown in figures 1-4, which comprises a steel column 1 consisting of a column flange 17 and a column web 18, and a steel beam 2 consisting of a beam flange 19 and a beam web 20, wherein a reinforcing rib plate 23 is welded inside the column flange 17, the reinforcing rib plate 23 can reinforce the wall cloth of the steel column 1, one side of the steel column 1 is welded with a steel plate 3, the top of the steel plate 3 is welded with a first tripod 4, one side of the first tripod 4 is welded with a first M-shaped bracket 5, one side of the first M-shaped bracket 5 is connected with a second M-shaped bracket 6 in a matching way, the second M-shaped bracket 6 is welded at one side of a second tripod 28, the second tripod 28 is welded at the bottom of the steel beam 2, the first tripod 4 and the second tripod 28 are beneficial to improving the stability of the first M-shaped bracket 5 and the second M-shaped bracket 6, and the first M-shaped bracket 5 and the second M-shaped bracket 6 are connected in a staggered way;
a placing groove 7 is formed between the second M-shaped support 6 and the first M-shaped support 5, an elastic part 8 is arranged in the placing groove 7, a semicircular ring 9 is arranged at the top of the elastic part 8, a first through hole 10 is formed in the top of each of the first M-shaped support 5, the second M-shaped support 6 and the elastic part 8 when meetings are carried out, a first high-strength bolt 11 is arranged in the first through hole 10, and the semicircular ring 9 on the elastic part 8 is used for supporting the second M-shaped support 6 and providing buffering force for the second M-shaped support 6;
one side welding of steel column 1 has limiting plate 12, be equipped with Z type spare 13 between the bottom of limiting plate 12 and the top of girder steel 2, second through-hole 14 has all been seted up at the both ends of Z type spare 13 and the top of steel column 1, the internally mounted of second through-hole 14 has second high strength bolt 15, Z type spare 13, when providing the holding power for girder steel 2, can also improve the shock attenuation effect of girder steel 2, spacing groove 27 has been seted up to limiting plate 12's bottom, spacing groove 27's inside activity is pegged graft and is had protruding piece 26, protruding piece 26 welds in the top of girder steel 2, this spacing groove 27 and protruding piece 26's cooperation, be favorable to fixing the position of girder steel 2.
One side welding of first M type support 5 has stopper 16, and this stopper 16 is convenient for when matching the dress, restricts the position between second M type support 6 and the first M type support 5, and the contained angle department welding of steel column 1 and steel sheet 3 has angle steel 21, and the inside welding of angle steel 21 has reinforcing plate 22, and this angle steel 21 can provide the holding power for steel sheet 3, and reinforcing plate 22 improves angle steel 21's stability, and is more fixed for being connected between steel column 1 and the steel sheet 3.
Third through holes 24 have been all seted up at the top of first M type support 5 and second M type support 6, and the internally mounted of third through holes 24 has engineering plastics bolt 25, can be under the condition of different seismic intensity, engineering plastics bolt 25 and welding point break off successively, become flexible connection with original rigid connection, because flexible connection has more anti-seismic performance.
The invention also provides a construction method of the steel structure earthquake-resistant node for the fabricated building, which comprises the following steps:
s1, welding components, processing a steel column 1 and a steel beam 2 in a factory, welding a limiting plate 12, a first tripod 4, a first M-shaped bracket 5, a second tripod 28 and a second M-shaped bracket 6 on the steel column 1 and the steel beam 2, and forming a first through hole 10, a second through hole 14 and a third through hole 24 on the first M-shaped bracket 5, the second M-shaped bracket 6, the steel beam 2, the limiting plate 12 and the elastic piece 8;
s2, assembling on site, pre-assembling the steel column 1 on a building, correspondingly placing the second M-shaped bracket 6 at one end of the steel beam 2 into the first M-shaped bracket 5 when assembling the steel column 1 and the steel beam 2, meanwhile, positioning one end of the steel beam 2 at the bottom of the limiting plate 12, and placing the elastic part 8 between the first M-shaped bracket 5 and the second M-shaped bracket 6;
and S3, fixing the nodes, correspondingly installing the first high-strength bolt 11, the second high-strength bolt 15 and the engineering plastic bolt 25 in the first through hole 10, the second through hole 14 and the third through hole 24, fixing the nodes and completing assembly.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a steel structure antidetonation node for assembly type building, includes steel column (1) and girder steel (2), its characterized in that: a steel plate (3) is welded on one side of the steel column (1), a first triangular frame (4) is welded on the top of the steel plate (3), a first M-shaped support (5) is welded on one side of the first triangular frame (4), a second M-shaped support (6) is connected to one side of the first M-shaped support (5) in a matched mode, the second M-shaped support (6) is welded on one side of a second triangular frame (28), and the second triangular frame (28) is welded on the bottom of the steel beam (2);
a placing groove (7) is formed between the second M-shaped support (6) and the first M-shaped support (5), an elastic piece (8) is arranged inside the placing groove (7), a semicircular ring (9) is arranged at the top of the elastic piece (8), first through holes (10) are formed in the tops of the first M-shaped support (5), the second M-shaped support (6) and the elastic piece (8) when the tops are in a meeting, and first high-strength bolts (11) are installed inside the first through holes (10);
the steel column is characterized in that a limiting plate (12) is welded on one side of the steel column (1), Z-shaped pieces (13) are arranged between the bottom of the limiting plate (12) and the top of the steel beam (2), second through holes (14) are formed in the two ends of the Z-shaped pieces (13) and the top of the steel column (1), and second high-strength bolts (15) are installed inside the second through holes (14).
2. The steel structure earthquake-resistant node for assembly type construction according to claim 1, wherein: a limiting block (16) is welded on one side of the first M-shaped support (5).
3. The steel structure earthquake-resistant node for assembly type construction according to claim 1, wherein: the steel column (1) comprises a column flange (17) and a column web (18), and the column flange (17) and the column web (18) are arranged to be of an integrally formed structure.
4. The steel structure earthquake-resistant node for assembly type construction according to claim 1, wherein: the steel beam (2) comprises a beam flange (19) and a beam web plate (20), and the beam flange (19) and the beam web plate (20) are arranged to be of an integrally formed structure.
5. The steel structure earthquake-resistant node for assembly type construction according to claim 1, wherein: the steel column is characterized in that an angle steel (21) is welded at the included angle between the steel column (1) and the steel plate (3), and a reinforcing plate (22) is welded inside the angle steel (21).
6. The steel structure earthquake-resistant node for assembly type construction according to claim 3, wherein: and a reinforcing rib plate (23) is welded inside the column flange (17).
7. The steel structure earthquake-resistant node for assembly type construction according to claim 1, wherein: third through-hole (24) have all been seted up at the top of first M type support (5) and second M type support (6), the internally mounted of third through-hole (24) has engineering plastics bolt (25).
8. The steel structure earthquake-resistant node for assembly type construction according to claim 1, wherein: the bottom of the limiting plate (12) is provided with a limiting groove (27), a protruding block (26) is movably inserted into the limiting groove (27), and the protruding block (26) is welded to the top of the steel beam (2).
9. The construction method of the steel structure earthquake-resistant node for fabricated construction according to claim 7, characterized in that: the method comprises the following steps:
s1, welding components, processing a steel column and a steel beam in a factory, welding a limiting plate, a first tripod, a first M-shaped bracket, a second tripod and a second M-shaped bracket on the steel column and the steel beam, and arranging a first through hole, a second through hole and a third through hole on the first M-shaped bracket, the second M-shaped bracket, the steel beam, the limiting plate and the elastic part;
s2, assembling on site, pre-assembling the steel column on a building, correspondingly placing a second M-shaped bracket at one end of the steel beam into a first M-shaped bracket when assembling the steel column and the steel beam, meanwhile, positioning one end of the steel beam at the bottom of the limiting plate, and placing an elastic part between the first M-shaped bracket and the second M-shaped bracket;
s3, fixing the nodes, correspondingly installing the first high-strength bolt, the second high-strength bolt and the engineering plastic bolt in the first through hole, the second through hole and the third through hole, fixing the nodes and completing assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010019586.1A CN111206681B (en) | 2020-01-08 | 2020-01-08 | Steel structure anti-seismic node for fabricated building and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010019586.1A CN111206681B (en) | 2020-01-08 | 2020-01-08 | Steel structure anti-seismic node for fabricated building and construction method thereof |
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| Publication Number | Publication Date |
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| CN111206681A true CN111206681A (en) | 2020-05-29 |
| CN111206681B CN111206681B (en) | 2022-04-29 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111719912A (en) * | 2020-06-05 | 2020-09-29 | 福建金启点实业有限公司 | Steel construction factory building |
| CN112982664A (en) * | 2021-03-08 | 2021-06-18 | 四川华浩建筑工程有限公司 | Buckling restrained steel structure beam column connecting node |
| CN113216373A (en) * | 2021-04-12 | 2021-08-06 | 四川稹德实业有限公司 | Multilayer assembled type special-shaped column frame supporting system |
| CN114382177A (en) * | 2021-12-27 | 2022-04-22 | 江苏缘恒建设有限公司 | Steel structure anti-seismic node for fabricated building |
| CN114635504A (en) * | 2022-04-13 | 2022-06-17 | 杭州潮峰重工钢结构有限公司 | Assembly type steel structure frame fast-assembling structure based on antique building and mounting method thereof |
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| CN202338032U (en) * | 2011-07-01 | 2012-07-18 | 青岛理工大学 | Asymmetric haunch type anti-seismic node of steel structure beam flange |
| CN107675802A (en) * | 2017-08-29 | 2018-02-09 | 孔金河 | Assembled architecture steel structure earthquake-resistant node and its construction method |
| CN109610650A (en) * | 2018-11-23 | 2019-04-12 | 大连理工大学 | A kind of calculation method of steel pipe concrete column-steel beam punching bolt connection node anti-bending bearing capacity and moment-rotation relation |
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2020
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202338032U (en) * | 2011-07-01 | 2012-07-18 | 青岛理工大学 | Asymmetric haunch type anti-seismic node of steel structure beam flange |
| CN107675802A (en) * | 2017-08-29 | 2018-02-09 | 孔金河 | Assembled architecture steel structure earthquake-resistant node and its construction method |
| CN109610650A (en) * | 2018-11-23 | 2019-04-12 | 大连理工大学 | A kind of calculation method of steel pipe concrete column-steel beam punching bolt connection node anti-bending bearing capacity and moment-rotation relation |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111719912A (en) * | 2020-06-05 | 2020-09-29 | 福建金启点实业有限公司 | Steel construction factory building |
| CN112982664A (en) * | 2021-03-08 | 2021-06-18 | 四川华浩建筑工程有限公司 | Buckling restrained steel structure beam column connecting node |
| CN113216373A (en) * | 2021-04-12 | 2021-08-06 | 四川稹德实业有限公司 | Multilayer assembled type special-shaped column frame supporting system |
| CN113216373B (en) * | 2021-04-12 | 2022-11-18 | 中安海博(重庆)集团有限公司 | Multilayer assembled type special-shaped column frame supporting system |
| CN114382177A (en) * | 2021-12-27 | 2022-04-22 | 江苏缘恒建设有限公司 | Steel structure anti-seismic node for fabricated building |
| CN114635504A (en) * | 2022-04-13 | 2022-06-17 | 杭州潮峰重工钢结构有限公司 | Assembly type steel structure frame fast-assembling structure based on antique building and mounting method thereof |
| CN114635504B (en) * | 2022-04-13 | 2023-10-13 | 杭州潮峰重工钢结构有限公司 | Assembled steel structure frame fast-assembling structure based on archaize building and installation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111206681B (en) | 2022-04-29 |
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