CN105971127B - A kind of support plug-in type beam column supporting bilateral plate node - Google Patents
A kind of support plug-in type beam column supporting bilateral plate node Download PDFInfo
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- CN105971127B CN105971127B CN201610341200.2A CN201610341200A CN105971127B CN 105971127 B CN105971127 B CN 105971127B CN 201610341200 A CN201610341200 A CN 201610341200A CN 105971127 B CN105971127 B CN 105971127B
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- 230000002146 bilateral effect Effects 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 113
- 239000010959 steel Substances 0.000 claims abstract description 113
- 238000009826 distribution Methods 0.000 claims abstract description 4
- 239000003351 stiffener Substances 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 abstract description 9
- 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 7
- 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
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000005265 energy consumption Methods 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
- 239000000203 mixture Substances 0.000 description 1
- 230000009467 reduction Effects 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
- E04B1/38—Connections for building structures in general
-
- 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
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- 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 support plug-in type beam column supporting bilateral plate nodes, including multi-cavity steel tube concrete coupled column, and the reinforced H profile steel combination beam of multi-cavity steel tube concrete coupled column side is horizontally fixed on by two blocks of side plates, between two blocks of side plates, plug-in type combined support of the top inserted with inclined angular distribution of reinforced H profile steel combination beam, plug-in type beam column supporting bilateral plate 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 support plug-in type beam column supporting bilateral plate node, the multilayer being mainly used in building structure
And the concrete filled steel tube coupled column of skyscraper.
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.
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 branch with ribbed stiffener concrete filled steel tube coupled column
Plug-in type beam column supporting bilateral plate node is supportted, prominent corner angle in conventional post room is solved the problems, such as, improves Multicarity concrete filled steel tube
The bearing capacity and ductility of coupled column.Delay or avoids due to stiffness of structural member bearing capacity and ductility caused by steel pipe siding local buckling
Reduction, give full play to the performance of material.Overall structure meets the design principle of " strong column and weak beam, the strong weak component of node ", node
Have multiple tracks to provide fortification against earthquakes line, has necessary intensity, good deformability and energy dissipation capacity.
To achieve the goals above, present invention employs technical solutions below：
A kind of support plug-in type beam column supporting bilateral plate node, including multi-cavity steel tube concrete coupled column, and pass through two pieces
Side plate is horizontally fixed on the reinforced H profile steel combination beam of multi-cavity steel tube concrete coupled column side, between two blocks of side plates,
Plug-in type combined support of the top of reinforced H profile steel combination beam inserted with inclined angular distribution constitutes support plug-in type beam
Column supporting bilateral plate node.
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 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 fixed on the web both sides of H profile steel.
Further, the side plate is the rectangular slab equipped with bevel edge, and bevel edge is located at two pieces and is clamped in multi-cavity steel tube concrete group
The top of the extended segment of zygostyle.
Further, the side plate is equipped with through-hole corresponding with connector bolt hole.
Further, the plug-in type combined support includes supporting square tube, and is located at supporting square tube end or more both sides
Support upper cover plate and support lower cover, support upper cover plate and the width for supporting the width of lower cover to be more than supporting square tube.
Further, angle is 30 ° -60 ° between the plug-in type combined support and reinforced H profile steel combination beam.
The present invention supports plug-in type beam column supporting bilateral plate node can be in the multi-cavity steel tube coagulation of support plug-in type assembly
It is applied in local soil type's zygostyle braced frame system.
The present invention can obtain following advantageous effect：
1) reinforced H profile steel combination beam is same wide with multi-cavity steel tube concrete coupled column with plug-in type combined support, avoids room
Inner prop protrudes corner angle, it is possible to increase room usable floor area and aesthetics.
2) after reinforced H profile steel combination beam is fixed with plug-in type combined support with multi-cavity steel tube concrete coupled column, as
The edge constraint component of entire steel core concrete column, can be improved its bearing capacity and energy dissipation capacity.
3) reinforced H profile steel combination beam and plug-in type combined support pre-production, then whole insertion multi-cavity steel tube concrete
Coupled column improves the bearing capacity and ductility of component.Site operation is convenient, does not damage multi-cavity steel tube concrete coupled column, material saving
It 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 present invention support plug-in type beam column supporting bilateral plate node structural schematic diagram；
Fig. 2 (a)-(c) is reinforced H profile steel combined beam structure schematic diagram；
Fig. 3 (a)-(b) is plus side plate multi-cavity steel tube concrete composite column structure schematic diagram；
Fig. 4 (a)-(b) is plug-in type support combinations structural schematic diagram；
Fig. 5 (a)-(d) is that reinforced H profile steel combination beam combines column node structure with support is inserted into multi-cavity steel tube concrete
Schematic diagram；
Fig. 6 is that the present invention is applied in the multi-cavity steel tube concrete coupled column braced frame system signal for supporting flat-pushing assembly
Figure；
Fig. 7 is that (a)-(c) is beam yield failure process schematic；
Fig. 8 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；4-1, supporting square tube；4-2, branch
Support upper cover plate；4-3, support lower cover.
Specific implementation mode
The present invention is described in further details with reference to specific embodiment.
As shown in Figure 1, the present invention supports plug-in type beam column supporting bilateral plate node, including multi-cavity steel tube concrete coupled column
1, and it is horizontally fixed on by two blocks of side plates 2 the reinforced H profile steel combination beam 3 of 1 side of multi-cavity steel tube concrete coupled column, along institute
It states between two blocks of side plates 7, plug-in type combined support of the top inserted with inclined angular distribution of reinforced H profile steel combination beam 3
4, multi-cavity steel tube concrete coupled column 1 is with reinforced H profile steel combination beam 3 and plug-in type combined support 4 with wide, composition plug-in type beam
Column supporting bilateral plate node.
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.The width of the upper cover plate 3-2 and lower cover 3-4 is more than the width of lower flange on H profile steel 3-1
Degree.
As shown in Fig. 3 (a)-(b), multi-cavity steel tube concrete coupled column both sides are fixed with side plate 2, and side plate 2 is equipped with and connects
The corresponding through-hole of fitting 3-5 bolts hole.Convenient for being fixedly connected with reinforced H profile steel combination beam 3.Side plate 2 is equipped with bevel edge
Rectangular slab, bevel edge are located at the top for the extended segment that two pieces are clamped in multi-cavity steel tube concrete coupled column 1.
As shown in Fig. 4 (a)-(b), plug-in type combined support 4 of the invention, including supporting square tube 4-1, and it is located at support
The support upper cover plate 4-2 of both sides and support lower cover 4-3 above and below the ends square tube 4-1, supports upper cover plate 4-2 and supports lower cover 4-
3 width is more than the width of supporting square tube 4-1.
As shown in Fig. 5 (a)-(d), the installation process of support plug-in type beam column supporting bilateral plate node of the invention is as follows：
1) first by side plate 2 in two side positionings of multi-cavity steel tube concrete coupled column 1, three skirt welding angle weld seam sides are then used
Formula welds together side plate and multi-cavity steel tube；
2) it by between pre-assembled reinforced H profile steel combination beam 3 insertion 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 side plate, then welds side plate and upper and lower cover plates and connector；
3) by the good plug-in type combined support 4 of pre-production according to setting angle be inserted into both side plate between, using fillet welding
Branch upper cover plate 4-2 and support lower cover 4-3 are connected by seam mode with both sides side plate, complete support plug-in type beam column supporting bilateral plate
The installation of node.
As shown in fig. 6, region shown in circle, which is the present invention, applies the multi-cavity steel tube concrete group assembled in support plug-in type
Zygostyle braced frame system schematic diagram.Cant beam on the list of the frame system is used to support to support with horizontal beam.
The present invention supports plug-in type beam column supporting bilateral plate node that can improve its bearing capacity and energy dissipation capacity.And scene is applied
Work is convenient, does not damage multi-cavity steel tube concrete coupled column, material saving is laborsaving.
It is below that row illustrate to support the support of plug-in type beam column with multi-cavity steel tube concrete coupled column-girder steel U-shaped rigid joint
The mechanical property of bilateral plate 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. 7 (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. 7 (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. 7 (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. 7 (b)；The final destruction of structure is as shown in Fig. 7 (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.
The present invention supports plug-in type beam column supporting bilateral plate node to use multi-cavity steel tube concrete coupled column-girder steel U-shaped rigid joint shape
Formula, in such a way that column is isolated with beam-ends, the node connector being made up of full-height side plate and cover board is curved to transmit beam-ends
Square and shearing.When geological process, there is plastic hinge first in beam-ends, consumes certain seismic energy first of earthquake of formation and sets
Defence line, back shroud there is plastic hinge, further dissipate seismic energy, forms second earthquake protection line, side plate ultimately forms
Plastic hinge forms third road earthquake protection line.Overall structure meets the design principle of " strong column and weak beam, the strong weak component of node ", knot
The energy-dissipating property of structure is relatively good.As shown in figure 8, the hysteresis loop of node is full, without apparent Draw shrinkage, the energy consumption of node
Ability is good, and deformation is big, when coming earthquake, resident family is allowed to have 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 support plug-in type beam column supporting bilateral plate node, it is characterised in that：Including multi-cavity steel tube concrete coupled column, and
The reinforced H profile steel combination beam of multi-cavity steel tube concrete coupled column side is horizontally fixed on by two blocks of side plates, along described two pieces
Between side plate, plug-in type combined support of the top of reinforced H profile steel combination beam inserted with inclined angular distribution, constitute support
Plug-in type beam column supporting bilateral plate node；
The reinforced H profile steel combination bearing beam includes H profile steel, and two pieces be arranged between the section steel flange of H profile steel end
Ribbed stiffener, 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, in H profile steel
It is respectively welded upper cover plate and lower cover on the outside of upper lower flange；The connector is steel angle structure, is distributed on the outer end face of angle steel
There is bolt hole；
The plug-in type combined support includes supporting square tube, and be located at supporting square tube end up and down both sides support upper cover plate and
Support lower cover, support upper cover plate and the width for supporting the width of lower cover to be more than supporting square tube；
Support plug-in type beam column supporting bilateral plate node in the multi-cavity steel tube concrete coupled column support frame of support plug-in type assembly
It is applied in frame system.
2. a kind of support plug-in type beam column supporting bilateral plate node according to claim 1, it is characterised in that：The upper cover
The width of plate and lower cover is more than the width of lower flange in H profile steel.
3. a kind of support plug-in type beam column supporting bilateral plate node according to claim 1, it is characterised in that：It is described to put more energy into
Rib is scheduled on the web both sides of H profile steel using three skirt solid weldings.
4. a kind of support plug-in type beam column supporting bilateral plate node according to claim 1, it is characterised in that：The side plate
For the rectangular slab equipped with bevel edge, bevel edge is located at the top for the extended segment that two pieces are clamped in multi-cavity steel tube concrete coupled column.
5. a kind of support plug-in type beam column supporting bilateral plate node according to claim 1, it is characterised in that：The side plate
Equipped with through-hole corresponding with connector bolt hole.
6. a kind of support plug-in type beam column supporting bilateral plate node according to claim 1, it is characterised in that：The insertion
Angle is 30 ° -60 ° between formula combined support and reinforced H profile steel combination beam.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610341200.2A CN105971127B (en) | 2016-05-20 | 2016-05-20 | A kind of support plug-in type beam column supporting bilateral plate node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610341200.2A CN105971127B (en) | 2016-05-20 | 2016-05-20 | A kind of support plug-in type beam column supporting bilateral plate node |
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| Publication Number | Publication Date |
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| CN105971127A CN105971127A (en) | 2016-09-28 |
| CN105971127B true CN105971127B (en) | 2018-07-31 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106968338A (en) * | 2017-04-24 | 2017-07-21 | 西安建筑科技大学 | A kind of full bolting steel coupling beam of assembled bilateral template |
| CN111472259B (en) * | 2020-04-18 | 2021-02-02 | 河南信大建设集团有限公司 | Bridge steel structure connecting piece |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09132943A (en) * | 1995-11-07 | 1997-05-20 | Koji Ohata | Connection metal fitting |
| CN1169764A (en) * | 1994-12-13 | 1998-01-07 | 大卫·L·霍顿 | Steel moment resisting foame beam-to-column connections |
| JPH1171810A (en) * | 1997-07-01 | 1999-03-16 | Artes:Kk | Joint device for steel column and steel beam |
| CN202248453U (en) * | 2011-05-05 | 2012-05-30 | 杨东佐 | Eave connecting part and building framework structure |
| CN103114648A (en) * | 2012-11-26 | 2013-05-22 | 北京工业大学 | Multi-high-layer assembly type steel structure frame-center supporting system |
| CN203049798U (en) * | 2013-03-01 | 2013-07-10 | 金天德 | Connecting node of combined concrete filled steel tubular column and steel support |
| CN204551758U (en) * | 2015-04-15 | 2015-08-12 | 云南建工钢结构有限公司 | For the sticking board type mental node that girder steel, bracing members are connected with Flat steel pipe concrete column |
| CN205776787U (en) * | 2016-05-20 | 2016-12-07 | 西安建筑科技大学 | A kind of support plug-in type beam column supporting bilateral plate node |
-
2016
- 2016-05-20 CN CN201610341200.2A patent/CN105971127B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169764A (en) * | 1994-12-13 | 1998-01-07 | 大卫·L·霍顿 | Steel moment resisting foame beam-to-column connections |
| JPH09132943A (en) * | 1995-11-07 | 1997-05-20 | Koji Ohata | Connection metal fitting |
| JPH1171810A (en) * | 1997-07-01 | 1999-03-16 | Artes:Kk | Joint device for steel column and steel beam |
| CN202248453U (en) * | 2011-05-05 | 2012-05-30 | 杨东佐 | Eave connecting part and building framework structure |
| CN103114648A (en) * | 2012-11-26 | 2013-05-22 | 北京工业大学 | Multi-high-layer assembly type steel structure frame-center supporting system |
| CN203049798U (en) * | 2013-03-01 | 2013-07-10 | 金天德 | Connecting node of combined concrete filled steel tubular column and steel support |
| CN204551758U (en) * | 2015-04-15 | 2015-08-12 | 云南建工钢结构有限公司 | For the sticking board type mental node that girder steel, bracing members are connected with Flat steel pipe concrete column |
| CN205776787U (en) * | 2016-05-20 | 2016-12-07 | 西安建筑科技大学 | A kind of support plug-in type beam column supporting bilateral plate node |
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| CN105971127A (en) | 2016-09-28 |
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Granted publication date: 20180731 |