CN108532829B - Steel plate energy-consumption composite combined column capable of bearing primary and secondary forces and mounting method - Google Patents
Steel plate energy-consumption composite combined column capable of bearing primary and secondary forces and mounting method Download PDFInfo
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- CN108532829B CN108532829B CN201810358953.3A CN201810358953A CN108532829B CN 108532829 B CN108532829 B CN 108532829B CN 201810358953 A CN201810358953 A CN 201810358953A CN 108532829 B CN108532829 B CN 108532829B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts of metal
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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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Abstract
The invention relates to the technical field of structural engineering, in particular to a steel plate energy-consumption composite combined column capable of bearing primary and secondary forces and an installation method. The invention comprises a type A column, a type B column, a type C column, a hinged energy-consumption connecting component and an interlayer connecting bearing platform; the A-type column and B-type column square steel pipes are spliced through mortise and tenon structures; the A-type column, the B-type column and the C-type column are combined by adopting hinged energy-consumption connecting components; interlayer connection bearing platform combination is adopted at the interlayer positions of the A-type column, the B-type column and the C-type column; clamping grooves with hinged shafts are formed in the outer walls of the A-type column and the B-type column and in the middle of the flange of the C-type column; the hinged energy-consumption connecting component is connected with the two columns through a hinged shaft outside the plane between the columns, turns into the plane by taking the hinged shaft as a rotating shaft, and is connected with the energy-consumption hinged plate through a fixed connecting plate and a high-strength bolt; and fiber concrete is poured in the gaps of the A-type columns and the B-type columns. The invention not only realizes primary and secondary stress, realizes the step-by-step energy consumption of the primary and secondary stress and improves the recovery capability after the earthquake.
Description
Technical Field
The invention relates to the technical field of structural engineering, in particular to a steel plate energy-consumption composite combined column capable of bearing primary and secondary forces and an installation method
Background
In order to resist earthquake disasters, the improvement of the earthquake resistance of a building structure is one of main strategies, the traditional earthquake resistance design mainly depends on the earthquake resistance of the structure to resist earthquake action, the earthquake resistance mode lacks self-adjusting capability and probably does not meet the requirement of safety, and in addition, the overlarge size of structural members not only makes the structural arrangement and construction inflexible, but also makes the economic investment overlarge. The column bears very high axial force in a high-rise and large-span building, the design of the building bearing column is the key for ensuring whether the building can normally work under a large earthquake, when a large load is met, the bearing capacity of one column can not meet the stress requirement, and when the section of the column is large, the building space is wasted.
Disclosure of Invention
The invention mainly aims to provide a steel plate energy-consumption composite type combined column capable of bearing primary and secondary forces and an installation method thereof, and aims to solve the problems that in the prior art, when a large earthquake acts, the steel tube concrete combined column is insufficient in integrity, the primary and secondary forces are subjected to step-by-step energy consumption, and the recovery capability after the earthquake is improved.
The steel plate energy-consumption composite combined column capable of bearing primary and secondary forces comprises an A-type column, a B-type column, a C-type column, a hinged energy-consumption connecting component and an interlayer connecting bearing platform; the A-type column and B-type column square steel pipes are spliced through mortise and tenon structures; the A-type column, the B-type column and the C-type column are combined by adopting hinged energy-consumption connecting components; interlayer connection bearing platform combination is adopted at the interlayer positions of the A-type column, the B-type column and the C-type column; clamping grooves with hinged shafts are formed in the outer walls of the A-type column and the B-type column and in the middle of the flange of the C-type column; the hinged energy-consumption connecting component is connected with the two columns through a hinged shaft outside the plane between the columns, turns into the plane by taking the hinged shaft as a rotating shaft, and is connected with the energy-consumption hinged plate through a fixed connecting plate and a high-strength bolt; and fiber concrete is poured in the gaps of the A-type columns and the B-type columns.
Preferably, the A-type column comprises an A-type square steel pipe combined member, a cylindrical core connecting member and an angle steel fixing connecting member, a tenon-and-mortise structure is arranged at the splicing part of the A-type square steel pipe combined member, and four A-type square steel pipe combined members are combined into an A-type square steel pipe through the tenon-and-mortise structure; the corners of the A-shaped square steel pipes and the end parts of the corners and limbs of the cylindrical core connecting piece are provided with tenon-and-mortise structures, and the cylindrical core connecting piece is connected with the A-shaped square steel pipes through the tenon-and-mortise structures; bolt holes corresponding to the angle steel fixing and connecting pieces are formed in the peripheries of the layers of the A-shaped square steel pipes, and the angle steel fixing and connecting pieces are fixed with the A-shaped square steel pipes through high-strength bolts.
Preferably, the B-type column comprises a B-type square steel pipe combined member, a cross core connecting member and an angle steel fixed connecting member, a mortise and tenon joint structure is arranged at the splicing part of the B-type square steel pipe combined member, and the two B-type square steel pipe combined members are combined into a B-type square steel pipe through the mortise and tenon joint structure; the corners of the B-shaped square steel pipes and the end parts of the corners and limbs of the cross-shaped core connecting pieces are provided with tenon-and-mortise structures, and the cross-shaped core connecting pieces are connected with the B-shaped square steel pipes through the tenon-and-mortise structures; bolt holes corresponding to the angle steel fixing and connecting pieces are formed in the periphery of the interlayer of the B-shaped square steel pipe, and the angle steel fixing and connecting pieces are fixed with the B-shaped square steel pipe through high-strength bolts.
Preferably, the A-type column and the B-type column are fixed inside the square steel tube through a cylindrical core connecting piece and a cross core connecting piece respectively.
Preferably, the splicing positions of the A-type column and B-type column square steel pipes and the splicing position of the core connecting piece are not on the same horizontal plane.
Preferably, the hinged energy-consuming connecting member comprises an energy-consuming hinged plate and a fixed connecting plate, one end of the energy-consuming hinged plate is provided with a hinged shaft, the other end of the energy-consuming hinged plate is provided with a bolt hole, and the fixed connecting plate is provided with a bolt hole corresponding to the energy-consuming hinged plate; the energy-consuming hinged plate is connected with the two columns through a hinged shaft outside the plane between the columns, turns into the plane by taking the hinged shaft as a rotating shaft, and is connected with the energy-consuming hinged plate through a fixed connecting plate and a high-strength bolt.
Preferably, the energy consumption hinged plate is provided with a cross-shaped hole.
Preferably, the interlayer connection bearing platform comprises a double-lug type connection node, an H-shaped steel beam, a long web splicing plate, a long flange splicing plate, a short web connecting plate, a short flange connecting plate and an angle steel connecting plate, wherein the double-lug type connection node, the steel beam and the splicing plate are provided with corresponding bolt holes; the upper end and the lower end of the angle steel fixed connecting piece and the double-lug type connecting node are provided with corresponding tenon-and-mortise structures, and the double-lug type connecting node is connected with the angle steel fixed connecting piece through the tenon-and-mortise structures; the double-lug type connecting node is provided with a bolt hole and is fixedly connected through an SMA long bolt with a restorable function; the A-type column, the B-type column and the C-type column are fixedly connected with the interlayer connecting bearing platform through bolts.
Preferably, the double-lug type connecting node is fixed through an SMA long bolt with a restorable function; the H-shaped steel beam is provided with stiffening ribs at the interlayer.
The invention relates to an installation method of a steel plate energy-consumption composite type combination column capable of bearing primary and secondary forces, which comprises the following steps:
firstly, combining four A-shaped square steel pipe combined members into an A-shaped square steel pipe through a mortise and tenon structure;
secondly, connecting the cylindrical core connecting piece with the A-shaped square steel pipe through a mortise and tenon structure to form an A-type column;
thirdly, high-strength bolts penetrate through bolt holes corresponding to the A-shaped square steel pipes and the angle steel fixing connecting pieces, and the angle steel fixing connecting pieces are fixed on the A-type columns;
fourthly, combining the two B-type square steel pipe combined components into a B-type square steel pipe through a mortise and tenon structure;
fifthly, connecting the cross core connecting piece and the B-shaped square steel pipe through a mortise and tenon structure to form a B-type column;
sixthly, high-strength bolts penetrate through bolt holes corresponding to the B-shaped square steel pipes and the angle steel fixing connecting pieces, and the angle steel fixing connecting pieces are fixed on the B-type columns;
seventhly, connecting the double-lug type connecting node with the angle steel fixed connecting piece through a mortise and tenon structure;
eighthly, fixedly connecting the two double-lug type connecting nodes to the AB two types of columns through the SMA long bolts with restorable functions;
ninthly, connecting the energy consumption hinged slab with the two columns through a hinged shaft outside the plane between the columns, then turning the hinged shaft into the plane by taking the hinged shaft as a rotating shaft, and connecting the energy consumption hinged slab through a fixed connecting plate and a high-strength bolt;
step ten, connecting the H-shaped steel beam with each column through bolts and corresponding splicing plates to complete interlayer connection of the bearing platform;
and step ten, pouring fiber concrete in a gap between the A-shaped square steel pipe and the cylinder and in the B-shaped square steel pipe to ensure that the connection parts are tightly connected to form a whole through occlusion.
The invention has the following beneficial effects:
(1) the invention adopts different columns in different directions, adopts the B-type column with strong resistance to shearing force in the main stress direction and adopts the C-type column in the secondary stress direction, thereby not only realizing the main and secondary stress, but also greatly reducing the section size of the combined column, ensuring that the structure is more flexible to arrange while sharing the vertical load of the structure, realizing the combination of bearing load and saving space, and fully saving the building space and the building cost.
(2) The energy-consuming hinged plate is used as a connecting member between the combined column columns, and the cross-shaped holes are formed in the web part, so that the energy-consuming hinged plate is firstly damaged under the action of an earthquake, is torn and damaged, consumes the earthquake energy, avoids the main bearing column from directly suffering the action of the earthquake, and improves the earthquake resistance of the structure.
(3) The invention uses the hinged energy-consuming connecting component as the inter-column connecting device, the energy-consuming hinged plate is connected with the column through the rotating shaft and then fixed by the fixed connecting plate, and the out-of-plane installation of the connection of the combined column is realized while the structural stability is ensured, thereby greatly facilitating the construction and improving the construction speed of the building.
(4) The double-lug type connecting node is used as a connecting component of the pillar at the interlayer, and the connecting component is fixed by the restorable SMA long bolt, so that the stability of the double-lug type connecting node is guaranteed, the self-recovery capability of deformation of the double-lug type connecting node after the double-lug type connecting node bears earthquake load is realized, and the self-recovery performance of the structure after the earthquake is improved.
(5) All components of the combined column can be processed in a factory, and are connected through high-strength bolts on site, so that complete assembly construction is realized, quality problems possibly caused by on-site welding can be avoided, the construction progress is accelerated, the labor productivity is improved, and any damaged component can be accurately disassembled and quickly replaced after an earthquake occurs.
Drawings
Fig. 1 is a perspective view of the overall structure of the present invention.
Fig. 2 is a front view of the overall structure of the present invention.
Fig. 3 is a top view of the overall structure of the present invention.
Fig. 4 is a perspective view of a class a pillar structure.
FIG. 5 is a top view of a class A pillar structure.
FIG. 6(a) is a schematic sectional view of a square steel pipe assembly.
FIG. 6(b) is a second schematic sectional view of the square steel tube assembly.
Fig. 7 is a perspective view of a class B pillar structure.
FIG. 8 is a top view of a class B pillar structure.
FIG. 9 is a schematic view of an interlayer connection cap.
FIG. 10 is a schematic view of a class C pillar structure.
Fig. 11 is a schematic view of a hinged dissipative connecting element.
FIG. 12 is a schematic view of a side column integrated column structure.
FIG. 13 is a top view of a side column modular column construction.
Wherein the figures include the following reference numerals: 1. an independent foundation; 2. a class A column; 3. a class B column; 4. a class C column; 5. a hinged energy-consuming connecting member; 6. connecting bearing platforms between layers; 7. a-type square steel pipe combined component; 8. a cylindrical core connection; 9. b type square steel tube combined member; 10. a cross core connector; 11. the angle steel is used for fixing the connecting piece; 12. a binaural connection node; 13. SMA long bolts; 14. a power consumption hinged plate; 15. fixing the connecting plate; 16. hinging a shaft; 17. a hinge shaft slot; 18. an H-shaped steel beam; 19. a long web splice plate; 20. a long flange splice plate; 21. a short web connecting plate; 22. a short flange connection plate; 23. angle iron connecting plate.
Detailed Description
The invention will be further explained with reference to the drawings.
Example 1:
as shown in fig. 1 to 3, the structure of the present invention mainly includes an independent foundation 1, a type a column 2, a type B column 3, a type C column 4, a hinged energy consumption connecting member 5, and an interlayer connecting bearing platform 6. The A-type column 2, the B-type column 3 and the C-type column 4 are all vertically fixed on the independent foundation 1. The invention adopts different columns in different directions, adopts the B-type column 3 with strong resistance to shearing force in the main stress direction and adopts the C-type column 4 in the secondary stress direction, thereby not only realizing the main and secondary stress, but also greatly reducing the section size of the combined column, ensuring that the structural arrangement is more flexible while sharing the vertical load of the structure, realizing the combination of bearing load and saving space, and fully saving the building space and the building cost.
The A-type column 2 and the B-type column 3 are formed by splicing square steel tubes through mortise and tenon structures; the A-type column 2, the B-type column 3 and the C-type column 4 are combined by a hinged energy-consumption connecting component 5; the interlayer parts of the A-type column 2, the B-type column 3 and the C-type column 4 are combined by an interlayer connecting bearing platform 6; the outer walls of the A-type column 2 and the B-type column 3 and the middle part of the flange of the C-type column 4 are provided with articulated shaft slots 17; the hinged energy-consumption connecting component 5 is connected with the two columns through a hinged shaft 16 outside the inter-column plane, turns into the plane by taking the hinged shaft 16 as a rotating shaft, and is connected with the energy-consumption hinged plate 14 through a fixed connecting plate 15 and a high-strength bolt; fiber concrete is poured in the gaps of the A-type columns 2 and the B-type columns 3.
As shown in fig. 4 to 5, the a-type column 2 includes an a-type square steel tube combined member 7, a cylindrical core connecting member 8, and an angle steel fixing connecting member 11, the splicing position of the a-type square steel tube combined member 7 is provided with a mortise and tenon joint structure, and four a-type square steel tube combined members 7 are combined into an a-type square steel tube through the mortise and tenon joint structure; as shown in fig. 6, the corners of the a-type square steel tube and the ends of the corners of the cylindrical core connecting piece 8 are provided with mortise and tenon structures, and the cylindrical core connecting piece 8 is connected with the a-type square steel tube through the mortise and tenon structures; bolt holes corresponding to the angle steel fixing connecting pieces 11 are formed in the peripheries of the layers of the A-shaped square steel pipes, and the angle steel fixing connecting pieces 11 are fixed with the A-shaped square steel pipes through high-strength bolts.
As shown in fig. 7 to 8, the B-type column 3 includes a B-type square steel tube combined member 9, a cross core connecting member 10, and an angle steel fixing connecting member 11, a mortise and tenon joint structure is provided at a splicing position of the B-type square steel tube combined member 9, and the two B-type square steel tube combined members 9 are combined into a B-type square steel tube through the mortise and tenon joint structure; the corners of the B-shaped square steel pipes and the end parts of the corners and limbs of the cross-shaped core connecting piece 10 are provided with tenon-and-mortise structures, and the cross-shaped core connecting piece 10 is connected with the B-shaped square steel pipes through the tenon-and-mortise structures; bolt holes corresponding to the angle steel fixing connecting pieces 11 are formed in the peripheries of the layers of the B-shaped square steel pipes, and the angle steel fixing connecting pieces 11 are fixed with the B-shaped square steel pipes through high-strength bolts.
The inside of the A-type column 2 and the B-type column 3 square steel pipes are respectively fixed through a cylindrical core connecting piece 8 and a cross core connecting piece 10.
The splicing positions of the A-type column 2 and the B-type column 3 square steel pipes and the splicing position of the core connecting piece are not on the same horizontal plane.
As shown in fig. 9 and 10, the interlayer connection bearing platform 6 comprises a double-lug type connection node 12, an H-shaped steel beam 18, a long web splicing plate 19, a long flange splicing plate 20, a short web connecting plate 21, a short flange connecting plate 22 and an angle steel connecting plate 23, wherein the double-lug type connection node 12, the steel beam and the splicing plate are provided with corresponding bolt holes; the upper end and the lower end of the angle steel fixed connecting piece 11 and the double-lug type connecting node 12 are provided with corresponding tenon-and-mortise structures, and the double-lug type connecting node 12 is connected with the angle steel fixed connecting piece 11 through the tenon-and-mortise structures; the double-lug type connecting node 12 is provided with a bolt hole and is fixedly connected through an SMA long bolt 13 with a restorable function; the A-type column 2, the B-type column 3 and the C-type column 4 are fixedly connected with the interlayer connecting bearing platform 6 through bolts.
The double-lug type connecting node 12 is fixed through an SMA long bolt 13 with a restorable function; the H-beam 18 is provided with stiffening ribs between the layers. The double-lug type connecting node 12 is used as a connecting component of the column at the interlayer, and the restorable SMA long bolt 13 is used for fixing, so that the stability of the double-lug type connecting node 12 is guaranteed, the self-recovery capability of deformation of the double-lug type connecting node 12 after earthquake load bearing is realized, and the self-recovery performance of the structure after earthquake is improved.
As shown in fig. 11, the hinged energy-consuming connecting member 5 includes an energy-consuming hinged plate 14 and a fixed connecting plate 15, the energy-consuming hinged plate 14 has a hinged shaft 16 at one end and a bolt hole at the other end, and the fixed connecting plate 15 has a bolt hole corresponding to the energy-consuming hinged plate 14; the energy consumption hinged plate 14 is connected with the two columns through a hinged shaft 16 outside the plane between the columns, and the energy consumption hinged plate 14 is connected through a fixed connecting plate 15 and a high-strength bolt in the plane by taking the hinged shaft 16 as a rotating shaft to rotate into the plane. The hinged energy-consuming connecting component 5 is used as a connecting device between columns, the energy-consuming hinged plate 14 is connected with the columns through the rotating shaft and then fixed through the fixed connecting plate 15, the structural stability is guaranteed, meanwhile, the out-of-plane installation of the connection of the combined columns is achieved, the construction is greatly facilitated, and the construction speed of buildings is improved.
The energy consumption hinged plate 14 is provided with a cross-shaped hole. The crossed holes are formed in the web part, so that the web part is firstly damaged under the action of an earthquake, the tearing damage is generated, the earthquake energy is consumed, the main bearing column is prevented from directly suffering the action of the earthquake, and the earthquake resistance of the structure is improved.
The invention realizes complete assembly construction by connecting all the components on site through the high-strength bolt, can avoid quality problems possibly caused by on-site welding, quickens the construction progress, improves the labor productivity, and can accurately disassemble any damaged component and realize quick replacement after an earthquake.
Example 2:
the square steel pipe of the present invention has various combinations. As shown in fig. 6(a) and 6(B), the a-type square steel pipe and the B-type square steel pipe may be spliced in the form of a combined member.
For example, in fig. 6(a), the square steel pipe is formed by splicing four square steel pipe combined members in sequence, and each square steel pipe combined member has an L-shaped structure. In order to avoid obstructing the fixation of other bolts on the central axis, the splicing position between the square steel tube combined components is not on the central axis of the square tube, but slightly deviates to one side.
For example, in fig. 6(b), the square steel pipe is formed by sequentially splicing two square steel pipe combined members, and each square steel pipe combined member has a "door-shaped" structure. In order to avoid obstructing the fixation of other bolts on the central axis, the splicing position between the square steel tube combined components is not on the central axis of the square tube, but slightly deviates to one side.
Example 3:
as shown in fig. 12 to 13, there is a combination of the a-type column 2, the B-type column 3 and the C-type column 4, and there is a side column combination column. The side column combination column can still adopt the B-type column 3 with strong shearing force resistance in the main stress direction and the C-type column 4 in the secondary stress direction, so that the main and secondary stress is realized, the section size of the combination column is greatly reduced, the structure arrangement is more flexible while the vertical load of the structure is shared, the combination of load bearing and space saving is realized, and the building space and the building cost are fully saved.
Example 4:
the invention relates to an installation method of a steel plate energy-consumption composite type combination column capable of bearing primary and secondary forces, which comprises the following steps:
firstly, combining four A-shaped square steel pipe combined members into an A-shaped square steel pipe through a mortise and tenon structure;
secondly, connecting the cylindrical core connecting piece 8 with the A-shaped square steel pipe through a mortise and tenon structure to form an A-type column 2;
thirdly, a high-strength bolt penetrates through a bolt hole corresponding to the A-shaped square steel pipe and the angle steel fixing connecting piece 11, and the angle steel fixing connecting piece 11 is fixed on the A-type column 2;
fourthly, combining the two B-type square steel pipe combined components into a B-type square steel pipe through a mortise and tenon structure;
fifthly, connecting the cross core connecting piece 10 with the B-shaped square steel pipe through a mortise and tenon joint structure to form a B-type column 3;
sixthly, a high-strength bolt penetrates through a bolt hole corresponding to the B-shaped square steel pipe and the angle steel fixing connecting piece 11, and the angle steel fixing connecting piece 11 is fixed on the B-type column 3;
seventhly, connecting the double-lug type connecting node 12 with the angle steel fixed connecting piece 11 through a mortise and tenon structure;
eighthly, fixedly connecting the two double-lug type connecting nodes 12 to the AB type columns through the SMA long bolts 13 with the restorable functions;
ninthly, connecting the energy consumption hinged plate 14 with the two columns through a hinged shaft 16 outside the plane between the columns, then turning the hinged shaft 16 into the plane by taking the hinged shaft as a rotating shaft, and connecting the energy consumption hinged plate 14 through a fixed connecting plate 15 and a high-strength bolt;
step ten, connecting the H-shaped steel beam 18 with each column through bolts and corresponding splicing plates to complete interlayer connection of the bearing platform 6;
and step ten, pouring fiber concrete in a gap between the A-shaped square steel pipe and the cylinder and in the B-shaped square steel pipe to ensure that the connection parts are tightly connected to form a whole through occlusion.
The invention realizes complete assembly construction by connecting all the components on site through the high-strength bolt, can avoid quality problems possibly caused by on-site welding, quickens the construction progress, improves the labor productivity, and can accurately disassemble any damaged component and realize quick replacement after an earthquake.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A steel plate energy-consumption composite combined column capable of bearing primary and secondary forces is characterized by comprising an A-type column (2), a B-type column (3), a C-type column (4), a hinged energy-consumption connecting component (5) and an interlayer connecting bearing platform (6); the A-type column (2) and the B-type column (3) are formed by splicing square steel pipes through mortise and tenon structures; the A-type column (2), the B-type column (3) and the C-type column (4) are combined by a hinged energy-consumption connecting component (5); the interlayer parts of the A-type column (2), the B-type column (3) and the C-type column (4) are combined by an interlayer connecting bearing platform (6); the outer walls of the A-type column (2) and the B-type column (3) and the middle part of the flange of the C-type column (4) are provided with articulated shaft slots (17); the hinged energy consumption connecting component (5) comprises an energy consumption hinged plate (14) and a fixed connecting plate (15), one end of the energy consumption hinged plate (14) is provided with a hinged shaft (16), the other end of the energy consumption hinged plate is provided with a bolt hole, and the fixed connecting plate (15) is provided with a bolt hole corresponding to the energy consumption hinged plate (14); the energy consumption hinged plate (14) is connected with the two columns through a hinged shaft (16) outside the plane between the columns, turns into the plane by taking the hinged shaft (16) as a rotating shaft, and is connected with the energy consumption hinged plate (14) through a fixed connecting plate (15) and a high-strength bolt; the hinged energy-consumption connecting component (5) is connected with the two columns through a hinged shaft (16) outside the plane between the columns, turns into the plane by taking the hinged shaft (16) as a rotating shaft, and is connected with the energy-consumption hinged plate (14) through a fixed connecting plate (15) and a high-strength bolt; fiber concrete is poured in the gaps of the A-type columns (2) and the B-type columns (3);
the A-type column (2) comprises an A-type square steel pipe combined member (7), a cylinder core connecting piece (8) and an angle steel fixing connecting piece (11), a tenon-and-mortise structure is arranged at the splicing position of the A-type square steel pipe combined member (7), and four A-type square steel pipe combined members (7) are combined into the A-type square steel pipe through the tenon-and-mortise structure; the corners of the A-shaped square steel pipes and the end parts of the corners and limbs of the cylindrical core connecting pieces (8) are provided with tenon-and-mortise structures, and the cylindrical core connecting pieces (8) are connected with the A-shaped square steel pipes through the tenon-and-mortise structures; bolt holes corresponding to the angle steel fixing connecting pieces (11) are formed in the peripheries of the layers of the A-shaped square steel pipes, and the angle steel fixing connecting pieces (11) are fixed with the A-shaped square steel pipes through high-strength bolts;
the B-type column (3) comprises a B-type square steel pipe combined member (9), a cross-shaped core connecting piece (10) and an angle steel fixing connecting piece (11), a mortise and tenon joint structure is arranged at the splicing position of the B-type square steel pipe combined member (9), and the two B-type square steel pipe combined members (9) are combined into a B-type square steel pipe through the mortise and tenon joint structure; the corners of the B-shaped square steel pipes and the end parts of the corners and limbs of the cross-shaped core connecting pieces (10) are provided with tenon-and-mortise structures, and the cross-shaped core connecting pieces (10) are connected with the B-shaped square steel pipes through the tenon-and-mortise structures; bolt holes corresponding to the angle steel fixing connecting pieces (11) are formed in the periphery of the interlayer of the B-shaped square steel pipe, and the angle steel fixing connecting pieces (11) are fixed with the B-shaped square steel pipe through high-strength bolts.
2. The steel plate energy-consumption composite combined column capable of bearing primary and secondary forces according to claim 1, wherein the square steel pipes of the A-type column (2) and the B-type column (3) are respectively fixed by a cylindrical core connecting piece (8) and a cross core connecting piece (10).
3. The steel plate energy-consumption composite combined column capable of bearing primary and secondary forces according to claim 1, wherein the splicing positions of the square steel pipes of the A-type column (2) and the B-type column (3) are not in the same horizontal plane with the splicing position of the core connecting piece.
4. The steel plate energy-consumption composite combined column capable of bearing primary and secondary forces according to claim 1, wherein the energy-consumption hinged plate (14) is provided with crossed holes.
5. The steel plate energy-consumption composite combined column capable of bearing primary and secondary forces according to claim 1, wherein the interlayer connection bearing platform (6) comprises a double-lug type connection node (12), an H-shaped steel beam (18), a long web splicing plate (19), a long flange splicing plate (20), a short web connection plate (21), a short flange connection plate (22) and an angle steel connection plate (23), and the double-lug type connection node (12), the steel beam and the splicing plate are provided with corresponding bolt holes; the double-lug type connecting node (12) is connected with the angle steel fixed connecting piece (11) through a mortise and tenon structure; the double-lug type connecting node (12) is provided with a bolt hole and is fixedly connected through an SMA long bolt (13) with a restorable function; the A-type column (2), the B-type column (3) and the C-type column (4) are fixedly connected with the interlayer connecting bearing platform (6) through bolts.
6. The steel plate energy-consumption composite combined column capable of bearing primary and secondary forces according to claim 5, wherein the double-lug type connecting joint (12) is fixed through an SMA long bolt (13) with a recoverable function; the H-shaped steel beam (18) is provided with stiffening ribs at the interlayer position.
7. A mounting method of a steel plate energy-consumption composite type combined column capable of bearing primary and secondary forces according to any one of claims 5 to 6, is characterized by comprising the following steps:
firstly, combining four A-shaped square steel pipe combined components (7) into an A-shaped square steel pipe through a mortise and tenon structure;
secondly, connecting the cylindrical core connecting piece (8) with the A-shaped square steel pipe through a mortise and tenon structure to form an A-type column (2);
thirdly, high-strength bolts penetrate through bolt holes corresponding to the A-shaped square steel pipes and the angle steel fixing connecting pieces (11), and the angle steel fixing connecting pieces (11) are fixed on the A-type columns (2);
fourthly, combining the two B-shaped square steel pipe combined components (9) into a B-shaped square steel pipe through a mortise and tenon structure;
fifthly, connecting the cross core connecting piece (10) with the B-shaped square steel pipe through a mortise and tenon joint structure to form a B-type column (3);
sixthly, high-strength bolts penetrate through bolt holes corresponding to the B-shaped square steel pipes and the angle steel fixing connecting pieces (11), and the angle steel fixing connecting pieces (11) are fixed on the B-type columns (3);
seventhly, connecting the double-lug type connecting node (12) with the angle steel fixed connecting piece (11) through a mortise and tenon structure;
eighthly, fixedly connecting the two double-lug type connecting nodes (12) to the AB two types of columns through SMA long bolts (13) with restorable functions;
ninthly, connecting the energy consumption hinged plate (14) with the two columns through a hinged shaft (16) outside the plane between the columns, then turning the hinged shaft (16) into the plane by taking the hinged shaft as a rotating shaft, and connecting the energy consumption hinged plate (14) through a fixed connecting plate (15) and a high-strength bolt;
step ten, connecting the H-shaped steel beam (18) with each column through bolts and corresponding splicing plates to complete interlayer connection of the bearing platform (6);
and step ten, pouring fiber concrete in a gap between the A-shaped square steel pipe and the cylinder and in the B-shaped square steel pipe to ensure that the connection parts are tightly connected to form a whole through occlusion.
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| CN201810358953.3A CN108532829B (en) | 2018-04-20 | 2018-04-20 | Steel plate energy-consumption composite combined column capable of bearing primary and secondary forces and mounting method |
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| WO2021087396A1 (en) * | 2019-11-01 | 2021-05-06 | Blokable, Llc | Connector and method of use of same |
| CN112302169A (en) * | 2020-09-18 | 2021-02-02 | 北京工业大学 | L-shaped special-shaped column-beam assembly type connecting node |
| CN112302167A (en) * | 2020-09-18 | 2021-02-02 | 北京工业大学 | Assembled steel construction dysmorphism post frame construction system |
| CN112302168A (en) * | 2020-09-18 | 2021-02-02 | 北京工业大学 | Assembled special-shaped column-beam connecting node |
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| CN104196170A (en) * | 2011-02-18 | 2014-12-10 | 桑菲斯株式会社 | Method of constructing prefabricated steel reinforced concrete (psrc) column using angle steels |
| CN104895249A (en) * | 2015-06-09 | 2015-09-09 | 华侨大学 | Combined column foot capable of being repaired in situ |
| CN105544869A (en) * | 2015-05-07 | 2016-05-04 | 天津大学 | Steel pipe and concrete combination special-shaped column suitable for industrial production |
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| JP2000054681A (en) * | 1998-08-12 | 2000-02-22 | Shimizu Corp | Structure for seismic building |
| CN104196170A (en) * | 2011-02-18 | 2014-12-10 | 桑菲斯株式会社 | Method of constructing prefabricated steel reinforced concrete (psrc) column using angle steels |
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