CN105821961B - A kind of tee girder column connected node - Google Patents
A kind of tee girder column connected node Download PDFInfo
- Publication number
- CN105821961B CN105821961B CN201610344129.3A CN201610344129A CN105821961B CN 105821961 B CN105821961 B CN 105821961B CN 201610344129 A CN201610344129 A CN 201610344129A CN 105821961 B CN105821961 B CN 105821961B
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- side plate
- steel tube
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 119
- 239000010959 steel Substances 0.000 claims abstract description 119
- 241001669679 Eleotris Species 0.000 claims description 12
- 239000003351 stiffener Substances 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 2
- 230000021715 photosynthesis, light harvesting Effects 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 230000008602 contraction Effects 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- 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
- E04B1/19—Three-dimensional framework structures
- E04B1/1903—Connecting nodes specially adapted therefor
-
- 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
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
- E04B1/215—Connections specially adapted therefor comprising metallic plates or parts
-
- 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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of tee girder column connected nodes, including multi-cavity steel tube concrete coupled column, and along the symmetrically arranged side plate in multi-cavity steel tube concrete coupled column two side, the plate of its inside multi-cavity steel tube concrete coupled column is equipped with through side plate and is inserted into along one of side plate, inserted with reinforced H profile steel combination beam on two pieces of side plate extended segments and plate, tee girder column connected node is constituted.Edge constraint component of the node as entire steel core concrete column, can be improved its bearing capacity and energy dissipation capacity and ductility；Site operation is convenient, does not damage multi-cavity steel tube concrete coupled column, material saving is laborsaving.There is stronger effect of contraction to concrete using steel pipe, overall structure meets the design principle of " strong column and weak beam; the weak component of strong node ", node has multiple tracks and provides fortification against earthquakes line, it avoids causing integral system to destroy because partial component is destroyed, while also having necessary intensity, good deformability and energy dissipation capacity.
Description
Technical field
The present invention relates to a kind of tee girder column connected nodes, are mainly used in the multilayer structure in building structure
Concrete filled steel tube coupled column.
Background technology
With economic globalization, the raising of the level of urbanization, urban population closeness gradually increases so that a large amount of high levels are not
It is disconnected to emerge in large numbers.Just there is an urgent need to the designs and construction of new technical support high level and tier building for this.
Concrete filled steel tube utilizes interaction of the two kinds of materials of steel pipe and concrete in loading process, i.e., steel pipe is to coagulation
The effect of contraction of soil makes concrete be in complex stress condition, and to make the intensity of concrete be improved, plasticity and toughness are big
To improve.Meanwhile after steel duct fill concrete, due to the supporting role of concrete, can to avoid or delay steel pipe walls
Buckling.The combination of two kinds of materials compensates for respective disadvantage so that material property gives full play to.The structure can improve carrying
Ability has reduction wall thickness, slows down the rate of decay of bearing capacity and stiffness, enhances the ductile performance of cylinder or wall.
With the development and improvement of living standard of society, people to the usable floor area and cosmetic requirements of house increasingly
It is high.Traditional circle or Concrete Filled Square Steel Tubes column, generally can not be surrounded by wall completely, and suspension column is greatly prominent
Inside room, certain interior space is occupied so that furnishings and room arrangement are subject to certain restrictions.Using rectangular section steel
Pipe concrete coupled column can accomplish solve the problems, such as that column protrudes corner angle with width with wall.
Studies have shown that the concrete-filled rectangular steel tube coupled column of general type, steel pipe are only limitted to the constraint of core concrete
Angle point, weaker on periphery, bearing capacity is relatively low.Newel post is that the multi-cavity steel tube concrete coupled column of rectangular steel pipe is arranged at edge
Confining part is laterally arranged box construct of putting more energy into, shaft is divided into several chambers, is made to improve its bearing capacity and energy dissipation capacity
Steel plate reinforces the effect of contraction of concrete, while reducing the width-thickness ratio of steel plate, prevents or delay the local buckling of steel plate.
Invention content
The object of the present invention is to provide a kind of construction is simple, the cheap T with ribbed stiffener concrete filled steel tube coupled column
Ellbeam column connected node solves the problems, such as prominent corner angle in conventional post room, improves the carrying of Multicarity concrete filled steel tube coupled column
Power and ductility.Delay or avoid the reduction due to stiffness of structural member bearing capacity and ductility caused by steel pipe siding local buckling, fully
Play the performance of material.Overall structure meets the design principle of " strong column and weak beam, the strong weak component of node ", and node has multiple tracks antidetonation
It sets up defences line, has necessary intensity, good deformability and energy dissipation capacity.
To achieve the goals above, present invention employs technical solutions below：
A kind of tee girder column connected node, including multi-cavity steel tube concrete coupled column, and along multi-cavity steel tube concrete coupled column
The symmetrically arranged side plate in two side is equipped with through side plate along one of side plate and is inserted into its inside multi-cavity steel tube concrete group
The plate of zygostyle constitutes tee girder column connection section inserted with reinforced H profile steel combination beam on two pieces of side plate extended segments and plate
Point.
Further, the reinforced H profile steel combination beam includes H profile steel, and is arranged between the section steel flange of H profile steel end
Two pieces of ribbed stiffeners, the H profile steel web both sides on the inside of ribbed stiffener are connected with a pair of connector being flush with H profile steel edge,
Upper cover plate and lower cover are respectively welded on the outside of lower flange in H profile steel.
Further, the connector is steel angle structure, and bolt hole is distributed on the outer end face of angle steel.
Further, the side plate is equipped with through-hole corresponding with connector bolt hole.
Further, the width of the upper cover plate and lower cover is more than the width of lower flange in H profile steel.
Further, the ribbed stiffener is scheduled on the web both sides of H profile steel using three skirt solid weldings.
Further, the multi-cavity steel tube concrete coupled column is connect by the web between the sleeper and sleeper at both ends with partition board
It constitutes, concreting is wherein.
Further, the sleeper is hot finished steel pipe.
Further, two blocks of side plates are fixed along multi-cavity steel tube concrete coupled column both sides level, and two blocks of plates are along both ends
Sleeper both sides are bonded.
The present invention can obtain following advantageous effect：
1) reinforced H profile steel combination beam forms node with multi-cavity steel tube concrete coupled column, constitutes beam and multi-cavity steel tube
The form of the T-shaped connection of concrete combination column shape, room usable floor area and aesthetics can be increased by solving.
2) after reinforced H profile steel combination beam is fixed with multi-cavity steel tube concrete coupled column, as entire steel core concrete column
Edge constraint component, its bearing capacity and energy dissipation capacity can be improved.
3) reinforced H profile steel combination beam pre-production, then whole insertion multi-cavity steel tube concrete coupled column, improve component
Bearing capacity and ductility.Site operation is convenient, does not damage multi-cavity steel tube concrete coupled column, material saving is laborsaving.
4) due to using multi-cavity steel tube concrete coupled column, steel pipe to have stronger effect of contraction, shaft whole concrete
Bearing capacity and ductility it is relatively good, realize the design requirement of strong column and weak beam.
5) overall structure meets the design principle of " strong column and weak beam, the strong weak component of node ", and node has multiple tracks and provides fortification against earthquakes
Line avoids causing integral system to destroy because partial component is destroyed, at the same also have necessary intensity, good deformability and
Energy dissipation capacity.
Description of the drawings
Fig. 1 is tee girder column connected node structural schematic diagram of the present invention；
Fig. 2 (a)-(c) is reinforced H profile steel combined beam structure schematic diagram；
Fig. 3 (a)-(h) is that reinforced H profile steel combination beam combines column node structure schematic diagram with multi-cavity steel tube concrete；
Fig. 4 (a)-(c) is tee girder column connected node sectional view of the present invention；
Fig. 5 is that (a)-(c) is beam yield failure process schematic；
Fig. 6 is the hysteresis loop schematic diagram of node.
In figure：1, multi-cavity steel tube concrete coupled column；2, side plate；3, reinforced H profile steel combination beam；3-1, H profile steel；3-2、
Upper cover plate；3-3, ribbed stiffener；3-4, lower cover；3-5, connector；4, plug-in type combined support；4, plate；5, hot finished steel pipe.
Specific implementation mode
The present invention is described in further details with reference to specific embodiment.
As shown in Figure 1, tee girder column connected node of the present invention, including multi-cavity steel tube concrete coupled column 1, and along Multi-cavity steel
The symmetrically arranged side plate 2 in 1 two side of pipe concrete coupled column is equipped with through side plate 2 along one of side plate 2 and is inserted into it
The plate 4 of side multi-cavity steel tube concrete coupled column 1, inserted with reinforced H profile steel group on two pieces of 2 extended segments of side plate and plate 4
Beam 3 is closed, tee girder column connected node is constituted.
As shown in Fig. 2 (a)-(c), reinforced H profile steel combination beam 3 of the invention, including H profile steel 3-1, and in H profile steel
Two pieces of ribbed stiffener 3-3 being arranged between the section steel flange of the ends 3-1, ribbed stiffener 3-3 are welded on the web both sides of H profile steel 3-1, and edge adds
H profile steel 3-1 webs both sides on the inside of strength rib 3-3 are welded with a pair of connector 3-5 being flush with the edges H profile steel 3-1, in H-type
On steel 3-1 upper cover plate 3-2 and lower cover 3-4 are respectively welded on the outside of lower flange.Wherein, connector 3-5 is steel angle structure, angle steel
Outer end face on bolt hole is distributed with.Side plate 2 and plate 4 are equipped with through-hole corresponding with connector 3-5 bolts hole.Upper cover plate
The width of 3-2 and lower cover 3-4 are more than the width of lower flange on H profile steel 3-1.Ribbed stiffener 3-3 is scheduled on H-type using three skirt solid weldings
The web both sides of steel.Web between sleeper and sleeper that multi-cavity steel tube concrete coupled column 1 is made of the hot finished steel pipe at both ends
It being connected and composed with partition board, wherein, two blocks of side plates 2 are fixed along 1 both sides level of multi-cavity steel tube concrete coupled column for concreting, and two
Block plate 4 is bonded along both ends sleeper both sides.
As shown in Fig. 3 (a)-(h), tee girder column connected node installation process of the invention is as follows：
(1) first plate 4 is positioned on the multi-cavity steel tube of multi-cavity steel tube concrete coupled column 1；
(2) according to plate 4 the multi-cavity steel tube of multi-cavity steel tube concrete coupled column 1 location dimension, in multi-cavity steel tube
It is provided with vertical slot identical with 4 thickness of plate on web, the logical of the side plate 2 of multi-cavity steel tube concrete coupled column 1 is run through as plate 4
Road；Built-in inserted plate is inserted into, installation is fixed temporarily using spot welding；
(3) side plate and multi-cavity steel tube are used fillet welding by the installation site that side plate is positioned on multi-cavity steel tube along long side direction
Seam is connected and fixed；
Then plate and side plate and multi-cavity steel tube are welded together using plug welding mode；Outside plate 4 is broken as two sections,
4 outer segment of outside plate using twin fillet wolt mode along front side board vertical connection, 4 inner segment of outside plate using plug welding and sleeper and
Both sides side plate is connected and fixed；
(4) it by between the pre-assembled reinforced insertion of H profile steel combination beam 3 both sides side plate, is incited somebody to action by tightening installation bolt
Reinforced H profile steel combination beam 3 is fixed temporarily with both sides side plate；Then side plate and upper and lower cover plates and connector are welded；
(5) by filling concrete in multi-cavity steel tube, the installation of T-type beam-column connection is completed.
It is tee girder column connected node sectional view of the present invention as shown in Fig. 4 (a)-(c).
Tee girder column connected node of the present invention can improve its bearing capacity and energy dissipation capacity.And site operation is convenient, does not damage
Multi-cavity steel tube concrete coupled column, material saving are laborsaving.
It is below that row illustrate that tee girder column of the present invention connects with multi-cavity steel tube concrete coupled column-girder steel U-shaped rigid joint
The mechanical property of node.
Finite element analysis is carried out to node using ABAQUS softwares, node column is the multi-cavity steel tube concrete group of 200x600
Zygostyle, beam use the welding H-bar of H350x150x6x10, and dual-sided board and cover sheet thickness are with flange of beam the same as thick at node.
Shown in Finite element analysis results Fig. 5 (a)-(c).
Due to using multi-cavity steel tube concrete coupled column, steel pipe to have stronger effect of contraction to concrete, shaft entirety
Bearing capacity and ductility are relatively good, realize the design requirement of strong column and weak beam.Multi-cavity steel tube concrete coupled column-girder steel U-shaped
The destruction sequence of rigid joint is as shown in Fig. 5 (a)-(c) institutes.When external force action is larger, the beam-ends A far from node bonding pad is first
Occur shown in plastic hinge Fig. 5 (a), Internal Force Redistribution, the bearing power increase of structure；With the increase of external force, beam cover board B is prior to side
Plate occurs shown in plastic hinge Fig. 5 (b)；The final destruction of structure is as shown in Fig. 5 (c), beam-ends edge of a wing buckling, and side plate upper and lower sides C is big
Area is surrendered, but side plate does not form plastic hinge, and still there is structure certain energy dissipation capacity, the design for meeting the weak component of strong node to want
It asks.
According to conceptual Design of Earthquake Resistance principle, structure should have multiple tracks and provide fortification against earthquakes line the present invention, avoid because partial component is broken
Badly integral system is caused to destroy, while also requiring structure that should have necessary intensity, good deformability and energy dissipation capacity.
Tee girder column connected node of the present invention uses multi-cavity steel tube concrete coupled column-girder steel U-shaped rigid joint form, using column and beam
The mode for holding isolation transmits beam-ends moment of flexure and shearing by full-height side plate and the node connector of cover board composition.When
When geological process, there is plastic hinge first in beam-ends, consumes certain seismic energy and forms first of earthquake protection line, back shroud
There is plastic hinge, further dissipate seismic energy, forms second earthquake protection line, and side plate ultimately forms plastic hinge, forms the
Three earthquake protection lines.Overall structure meets the design principle of " strong column and weak beam, the strong weak component of node ", the energy-dissipating property ratio of structure
Preferably.As shown in fig. 6, the hysteresis loop of node is full, without apparent Draw shrinkage, the energy dissipation capacity of node is good, and deformation is big,
When coming earthquake, resident family is allowed there are more escape times.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
The specific implementation mode of the present invention is only limitted to this, for those of ordinary skill in the art to which the present invention belongs, is not taking off
Under the premise of from present inventive concept, several simple reasonings or replacement can also be made, all shall be regarded as belonging to the present invention by institute
Claims of submission determine scope of patent protection.
Claims (6)
1. a kind of tee girder column connected node, it is characterised in that：It is mixed including multi-cavity steel tube concrete coupled column, and along multi-cavity steel tube
The solidifying symmetrically arranged side plate in local soil type's zygostyle two side is equipped with through side plate along one of side plate and is inserted into its inside Multi-cavity steel
The plate of pipe concrete coupled column, the multi-cavity steel tube concrete coupled column by between the sleeper and sleeper at both ends web with every
Plate connects and composes, and concreting is wherein；Two blocks of side plates are fixed along multi-cavity steel tube concrete coupled column both sides level, two pieces
Plate is bonded along both ends sleeper both sides；Inserted with reinforced H profile steel combination beam on two pieces of side plate extended segments and plate, T is constituted
Ellbeam column connected node；
The reinforced H profile steel combination beam includes H profile steel, and two pieces be arranged between the section steel flange of H profile steel end are put more energy into
Rib, the H profile steel web both sides on the inside of ribbed stiffener are connected with a pair of connector being flush with H profile steel edge, above and below H profile steel
It is respectively welded upper cover plate and lower cover on the outside of the edge of a wing.
2. a kind of tee girder column connected node according to claim 1, it is characterised in that：The connector is steel angle structure,
Bolt hole is distributed on the outer end face of angle steel.
3. a kind of tee girder column connected node according to claim 1 or 2, it is characterised in that：It is set on the side plate and plate
There is through-hole corresponding with connector bolt hole.
4. a kind of tee girder column connected node according to claim 2, it is characterised in that：The upper cover plate and lower cover
Width is more than the width of lower flange in H profile steel.
5. a kind of tee girder column connected node according to claim 2, it is characterised in that：The ribbed stiffener uses three skirts
Solid welding is scheduled on the web both sides of H profile steel.
6. a kind of tee girder column connected node according to claim 1, it is characterised in that：The sleeper is hot finished steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610344129.3A CN105821961B (en) | 2016-05-20 | 2016-05-20 | A kind of tee girder column connected node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610344129.3A CN105821961B (en) | 2016-05-20 | 2016-05-20 | A kind of tee girder column connected node |
Publications (2)
| Publication Number | Publication Date |
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| CN105821961A CN105821961A (en) | 2016-08-03 |
| CN105821961B true CN105821961B (en) | 2018-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610344129.3A Expired - Fee Related CN105821961B (en) | 2016-05-20 | 2016-05-20 | A kind of tee girder column connected node |
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| CN (1) | CN105821961B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106320607A (en) * | 2016-08-10 | 2017-01-11 | 天津大学建筑设计研究院 | Manufacturing method of assembly type prefabricated superposed beam with steel structure connection joints |
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| CN106836470A (en) * | 2016-11-23 | 2017-06-13 | 同济大学建筑设计研究院(集团)有限公司 | A kind of girder steel without diaphragm plate and steel pipe column rigid joint |
| CN106968339B (en) * | 2017-04-24 | 2024-03-29 | 西安建筑科技大学 | Multi-cavity concrete filled steel tube column-steel beam out-of-plane plug welding assembly type connecting node with opposite penetrating steel bars |
| CN106968337B (en) * | 2017-04-24 | 2024-02-09 | 西安建筑科技大学 | Multi-cavity concrete filled steel tube column-steel beam out-of-plane assembly type connecting node adopting opposite penetrating steel bars |
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| CN110117988A (en) * | 2019-06-10 | 2019-08-13 | 西安建筑科技大学 | A kind of antitorque node of beam-ends of two-way beam column isolation |
| CN110130494A (en) * | 2019-06-10 | 2019-08-16 | 西安建筑科技大学 | The board-like unilateral bolted antitorque node of beam-ends of bilateral |
| CN110295670A (en) * | 2019-07-24 | 2019-10-01 | 青岛理工大学 | Rectangular FRP steel and wood composite node and its installation method |
| CN110359561A (en) * | 2019-07-31 | 2019-10-22 | 西安建筑科技大学 | A kind of side plate connection beam-column node structure and connection method |
| CN113152660B (en) * | 2021-01-08 | 2022-11-25 | 凉山州现代房屋建筑集成制造有限公司 | Combination enhancement mode node that girder steel and wide steel core concrete column are connected |
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| CN202139692U (en) * | 2010-09-29 | 2012-02-08 | 中冶建筑研究总院有限公司 | Vertical external connection and rigid connection node for rectangular tubular column and H-shaped steel beam |
| CN102995758A (en) * | 2012-12-14 | 2013-03-27 | 金天德 | Rigid-connection node of combined steel-pipe concrete column and steel beam |
| CN204919805U (en) * | 2015-07-27 | 2015-12-30 | 云南建工钢结构有限公司 | A bundled tube steel framework composition structure that is used for industrialization assembled steel construction house |
| CN105569191A (en) * | 2016-01-23 | 2016-05-11 | 安徽鸿路钢结构(集团)股份有限公司 | Steel-encased concrete composite beam-steel pipe column connection joint |
| CN205637122U (en) * | 2016-05-20 | 2016-10-12 | 西安建筑科技大学 | T beam -column connecting joint that appears |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8978310B2 (en) * | 2013-07-31 | 2015-03-17 | Staging Concepts Acquisitions, Llc | Staging system and method |
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| CN202139692U (en) * | 2010-09-29 | 2012-02-08 | 中冶建筑研究总院有限公司 | Vertical external connection and rigid connection node for rectangular tubular column and H-shaped steel beam |
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| Publication number | Publication date |
|---|---|
| CN105821961A (en) | 2016-08-03 |
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