CN107355007B - The connection structure of concrete filled steel tube coupled column bean column node - Google Patents
The connection structure of concrete filled steel tube coupled column bean column node Download PDFInfo
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- CN107355007B CN107355007B CN201710771835.0A CN201710771835A CN107355007B CN 107355007 B CN107355007 B CN 107355007B CN 201710771835 A CN201710771835 A CN 201710771835A CN 107355007 B CN107355007 B CN 107355007B
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- steel tube
- column
- square steel
- connecting plate
- girder steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 170
- 239000010959 steel Substances 0.000 title claims abstract description 170
- 235000010627 Phaseolus vulgaris Nutrition 0.000 title claims abstract description 22
- 244000046052 Phaseolus vulgaris Species 0.000 title claims abstract description 22
- 238000003466 welding Methods 0.000 claims abstract description 13
- 229910000746 Structural steel Inorganic materials 0.000 claims description 26
- 238000005493 welding type Methods 0.000 claims description 2
- 210000001320 hippocampus Anatomy 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000008439 repair process Effects 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
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
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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 present invention relates to building structural element fields, disclose a kind of connection structure of concrete filled steel tube coupled column bean column node, it includes center square steel tube, side end square steel tube and girder steel, it is connected between center square steel tube and side end square steel tube by column connection component, side end square steel tube is connect with girder steel by beam connection component.Center square steel tube of the invention is connected with end square steel tube by column connection component, considerably increases connection stiffness, while effectively preventing and controlling center square steel tube and end square steel tubotorsion；It is bolted between beam column of the present invention, avoids direct welding, achieve the purpose that beam column separates, effectively avoid that brittle break occurs at bean column node, so that plastic hinge, meets the shockproof requirements of " strong column and weak beam, the weak component of strong node "；All components of the present invention and connector are completed the process in processing factory, and construction site beam column is connected by screw bolts, and effectively prevent construction site welding, assembling degree is high, quick and easy for installation.
Description
Technical field
The present invention relates to building structural element fields, in particular to a kind of concrete filled steel tube coupled column bean column node
Connection structure.
Background technique
Concrete filled steel tube coupled column is mainly used in multilayer and small high-rise house, the advantage is that its sectional dimension is small,
Section form is flexible, and there are salient angle in column and the wide excessive caused interior of column section that avoids of wall, increases the usable floor area in house,
Improve owner moves in experience.
Concrete filled steel tube composite column structure is connected by girder steel, forms an overall structure form.Beam-to-column joint region
Connecting node just becomes one of the key factor in structure, and the connection of each steel pipe column of node region should meet strong column and weak beam, strong
The requirement of the weak component of node.Currently used concrete filled steel tube coupled column bean column node form mainly has: diaphragm plate type, outer ring plate
Formula node.But above two joint form exists following insufficient: 1, the edge of a wing of its diaphragm plate of diaphragm plate type node and beam is same
On horizontal plane, which disconnect column will in each layer, and welding capacity is big, and welding difficulty is high, while steel can generate
Biggish residual stress, so that brittle break easily occurs at node；2, outer ring gusset-type joint needs sufficiently large steel plate to guarantee
Strength and stiffness of node, but excessive ring flat-plate can protrude building roof and interior is made to have salient angle, while meeting when being applied to side column
The installation of exterior wall is influenced, so that the finishing and perception for the later period bring very big influence.
Summary of the invention
It is a primary object of the present invention in view of the above-mentioned problems, providing that a kind of rigidity is big, avoids brittle break and installation side
Just, the connection structure of the high concrete filled steel tube coupled column bean column node of assembling degree.
To achieve the goals above, the connection structure of concrete filled steel tube coupled column bean column node of the invention, including center
Square steel tube, side end square steel tube and girder steel, are connected between center square steel tube and side end square steel tube by column connection component, side end square steel
Pipe is connect with girder steel by beam connection component；
Column connection component includes sleeve, column angle iron connecting piece, connecting plate I and connecting plate II, and sleeve is covered in center square steel tube
On, it is arranged symmetrically on the side wall of the sleeve side opposite with side end square steel tube that there are two column angle iron connecting piece, column angle iron connecting pieces
Including orthogonal side I and side II, side I is fixed on sleeve, and side II and sleeve side are in same plane；Connection
Plate II is symmetrically disposed on side end square steel tube two sides, identical as girder steel height with side II in same plane, among connecting plate II with
The connection of side end square steel tube, both ends are stretched out outside side end square steel tube, and wherein one end is connect with side II by connecting plate I, connecting plate I 1
End is connect with side II, and the other end is connect with connecting plate II；
Beam connection component includes upper junction plate, lower pallet, connecting plate II and beam angle iron connecting piece, and beam angle iron connecting piece is symmetrical
It is set to steel beam web plate two sides, beam angle iron connecting piece includes orthogonal side III and side IV, side III and steel beam web plate
Vertical connection, side IV is parallel with steel beam web plate, connect with the other end of connecting plate II；Upper junction plate is set to girder steel top flange
Top is fixedly connected with the connecting plate II of side end square steel tube, girder steel top flange and girder steel two sides, and lower pallet is set to girder steel bottom wing
Below edge, it is fixedly connected with the connecting plate II of side end square steel tube, girder steel lower flange and girder steel two sides.
Further, the height of sleeve, column angle iron connecting piece and connecting plate I is identical as steel depth of beam.
Further, the side II and connecting plate I of column angle iron connecting piece, connecting plate I and connecting plate II, connecting plate II and beam
The side IV of angle iron connecting piece is bolted.
Further, upper junction plate and side end square steel tube and the connecting plate II of girder steel two sides are all made of welding, on girder steel
The edge of a wing is connected by screw bolts.
Further, lower pallet and side end square steel tube and the connecting plate II of girder steel two sides are using welding, with girder steel lower flange
It is connected by screw bolts.
Further, lower flange is bolted using elongated on upper junction plate, lower pallet and girder steel.
Further, beam connection component further includes beam end plate, and beam end plate is set between side end square steel tube and girder steel, with steel
Beam welding.
Further, sleeve and center square steel tube, the side I of column angle iron connecting piece and center square steel tube, connecting plate II with
Side end square steel tube is all made of the connection type of welding.
The joint structure can be using the bean column node region of " L " type, T-shape or cross-shaped steel pipe concrete coupled column.
The invention has the following advantages:
(1) center square steel tube of the invention is connected with end square steel tube by column connection component, and it is rigid to considerably increase node
Degree, while effectively preventing and controlling center square steel tube and end square steel tubotorsion；
(2) it is rigidly connected between beam column of the present invention by bolt, avoids and directly welded between girder steel and steel column, reached
The purpose separated to beam column effectively avoids that brittle break occurs at bean column node, so that plastic hinge, while beam column uses spiral shell
It tethers to connect and can effectively eliminate triaxial stress concentration, avoid conventional node column side wall tear failure, meet " strong column and weak beam, strong node
The shockproof requirements of weak component "；
(3) all components of the present invention and connector are completed the process in processing factory, and construction site beam column is connected by screw bolts,
Construction site welding is effectively prevented, assembling degree is high, quick and easy for installation.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is center square steel tube and sleeve and column angle iron connecting piece connection relationship diagram；
Fig. 3 is the schematic diagram of the section structure of the present invention；
Fig. 4 is side end square steel tube and girder steel, beam angle iron connecting piece, upper junction plate and lower pallet connection relationship diagram；
Fig. 5 is the structural schematic diagram in the bean column node region that the present invention is applied to T-shape concrete filled steel tube coupled column；
Fig. 6 is the structural schematic diagram in the bean column node region that the present invention is applied to " cross " shape steel tube concrete combination column.
In figure: 1, center square steel tube；2, side end square steel tube；3, girder steel；4, sleeve；5, column angle iron connecting piece；6, connecting plate
Ⅰ；7, connecting plate II；8, side I；9, side II；10, upper junction plate；11, lower pallet；12, beam angle iron connecting piece；13, side
Ⅲ；14, side IV；15, beam end plate；16, elongated bolt.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
As shown in Figs 1-4, the connection structure of concrete filled steel tube coupled column bean column node of the invention, including center square steel tube
1, side end square steel tube 2 and H profile steel beam 3, are connected between center square steel tube and side end square steel tube by column connection component.
Column connection component includes sleeve 4, column angle iron connecting piece 5, connecting plate I 6 and connecting plate II 7, and sleeve weld is at center
Column angle iron connecting piece there are two being symmetrical arranged on square steel tube, on the side wall of the sleeve side opposite with side end square steel tube, column angle steel
Connector includes orthogonal side I 8 and side II 9, and side I is welded on sleeve, and side II is with sleeve side same
Plane；Connecting plate II is symmetrically disposed on side end square steel tube two sides, with side II in same plane, width and girder steel height phase
Together, it is welded among connecting plate II with side end square steel tube, both ends are stretched out outside side end square steel tube, and wherein one end passes through with side II and connect
Plate I connects, and connecting plate I is located at the inside of connecting plate II, and I one end of connecting plate is bolted with side II, the other end and company
Fishplate bar II is bolted；The height of sleeve, column angle iron connecting piece and connecting plate I is identical as steel depth of beam.
Side end square steel tube is connect with girder steel by beam connection component, beam connection component include upper junction plate 10, lower pallet 11,
Connecting plate II and beam angle iron connecting piece 12, beam angle iron connecting piece are symmetrically disposed on steel beam web plate two sides, and beam angle iron connecting piece includes
Orthogonal side III 13 and side IV 14, side III and steel beam web plate vertical welding, side IV is parallel with steel beam web plate, with
The other end of connecting plate II is bolted；Upper junction plate is set to above girder steel top flange, on side end square steel tube, girder steel
The edge of a wing is fixedly connected with the connecting plate II of girder steel two sides, wherein is welded with side end square steel tube and connecting plate II, with girder steel top flange
It is bolted；Lower pallet is set to below girder steel lower flange, the company with side end square steel tube, girder steel lower flange and girder steel two sides
Fishplate bar II is fixedly connected, wherein is welded with side end square steel tube and connecting plate II, is bolted with girder steel lower flange.It is above-mentioned
Bolt uses elongated bolt 16, lower flange and lower pallet on elongated bolt-through upper junction plate, girder steel.
Beam connection component further includes beam end plate 15, and beam end plate is set between side end square steel tube and girder steel, is welded with girder steel,
The rigidity of girder steel end can be enhanced in beam end plate, can effectively prevent the girder steel end edge of a wing and bending deformation occurs for web.
Welding portion of the invention is completed the process in processing factory, it should be noted that connecting plate II, upper junction plate and under
After supporting plate and side end square steel tube three welding, the cavity of an installation girder steel is formd, if upper junction plate and lower pallet length
Identical, it is possible that the problem of girder steel can not be installed, for easier installation girder steel, upper junction plate is segmented into two
Point, after installing girder steel, two parts are connected by an entirety by one piece of connecting cover plate.
The joint structure can be applied to the bean column node region of various forms of concrete filled steel tube coupled columns, as shown in Figure 1
" L " type, T-shape shown in fig. 5, cross-shaped steel pipe concrete coupled column shown in fig. 6.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of connection structure of concrete filled steel tube coupled column bean column node, including center square steel tube (1), side end square steel tube (2)
With girder steel (3), which is characterized in that connected between center square steel tube (1) and side end square steel tube (2) by column connection component, side end
Square steel tube (2) is connect with girder steel (3) by beam connection component；
Column connection component includes sleeve (4), column angle iron connecting piece (5), connecting plate I (6) and connecting plate II (7), and sleeve (4) covers
Column angle steel there are two being symmetrical arranged on center square steel tube (1), on the side wall of sleeve (4) and side end square steel tube (2) opposite side
Connector (5), column angle iron connecting piece (5) include orthogonal side I (8) and side II (9), and side I (8) is fixed on sleeve
(4) on, side II (9) and sleeve (4) side are in same plane；Connecting plate II (7) is symmetrically disposed on side end square steel tube (2) two
Side, with side II (9) in same plane, identical as girder steel (3) height, connecting plate II (7) is intermediate to be connected with side end square steel tube (2)
It connects, side end square steel tube (2) are stretched out outside in both ends, and wherein one end is connect with side II (9) by connecting plate I (6), connecting plate I (6) one
End is connect with side II (9), and the other end is connect with connecting plate II (7)；
Beam connection component includes upper junction plate (10), lower pallet (11), connecting plate II (7) and beam angle iron connecting piece (12), Liang Jiao
Steel fastener (12) is symmetrically disposed on girder steel (3) web two sides, and beam angle iron connecting piece (12) includes orthogonal side III
(13) and side IV (14), side III (13) is vertical with girder steel (3) web to be connect, and side IV (14) is parallel with girder steel (3) web,
It is connect with the other end of connecting plate II (7)；Upper junction plate (10) is set to above girder steel (3) top flange, with side end square steel tube
(2), girder steel (3) top flange is fixedly connected with the connecting plate II (7) of girder steel (3) two sides, and lower pallet (11) is set under girder steel (3)
Below the edge of a wing, it is fixedly connected with the connecting plate II (7) of side end square steel tube (2), girder steel (3) lower flange and girder steel (3) two sides.
2. the connection structure of concrete filled steel tube coupled column bean column node according to claim 1, which is characterized in that sleeve
(4), the height of column angle iron connecting piece (5) and connecting plate I (6) is identical as the height of girder steel (3).
3. the connection structure of concrete filled steel tube coupled column bean column node according to claim 1, which is characterized in that column angle steel
The side II (9) and connecting plate I (6) of connector (5), connecting plate I (6) and connecting plate II (7), connecting plate II (7) and beam angle steel
The side IV (14) of connector (12) is bolted.
4. the connection structure of concrete filled steel tube coupled column bean column node according to claim 1, which is characterized in that upper connection
Plate (10) and the connecting plate II (7) of side end square steel tube (2) and girder steel (3) two sides are all made of welding, use with girder steel (3) top flange
It is bolted.
5. the connection structure of concrete filled steel tube coupled column bean column node according to claim 1, which is characterized in that lower pallet
(11) it is all made of welding with the connecting plate II (7) of side end square steel tube (2) and girder steel (3) two sides, uses spiral shell with girder steel (3) lower flange
It tethers and connects.
6. the connection structure of concrete filled steel tube coupled column bean column node according to claim 1, upper junction plate (10), subiculum
Lower flange is connected using elongated bolt (16) on plate (11) and girder steel (3).
7. the connection structure of concrete filled steel tube coupled column bean column node according to claim 1, which is characterized in that beam connection
Component further includes beam end plate (15), and beam end plate (15) is set between side end square steel tube (2) and girder steel (3), is welded with girder steel (3)
It connects.
8. the connection structure of concrete filled steel tube coupled column bean column node according to claim 1, which is characterized in that sleeve
(4) with center square steel tube (1), the side I (8) of column angle iron connecting piece (5) and center square steel tube (1), connecting plate II (7) and side end
Square steel tube (2) is all made of the connection type of welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710771835.0A CN107355007B (en) | 2017-08-31 | 2017-08-31 | The connection structure of concrete filled steel tube coupled column bean column node |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710771835.0A CN107355007B (en) | 2017-08-31 | 2017-08-31 | The connection structure of concrete filled steel tube coupled column bean column node |
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| CN107355007A CN107355007A (en) | 2017-11-17 |
| CN107355007B true CN107355007B (en) | 2019-02-15 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980154A (en) * | 2020-08-20 | 2020-11-24 | 中国建筑标准设计研究院有限公司 | Beam-column connecting joint of special-shaped column and construction method |
| CN112502295B (en) * | 2020-11-27 | 2024-05-28 | 重庆大学 | Post-earthquake replaceable beam column joint connecting device with assembled combined structure |
| CN112854480A (en) * | 2021-03-15 | 2021-05-28 | 刘盼盼 | Beam column weak axis connecting joint and assembling method thereof |
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| CN103741812A (en) * | 2013-11-29 | 2014-04-23 | 湖北弘毅建设有限公司 | Connection joint of steel reinforced concrete superposed beams and middle column |
| CN103790241A (en) * | 2014-01-21 | 2014-05-14 | 浙江大学 | Angle steel connecting method of H-type solid-web type beam and lattice type steel column |
| CN103835374A (en) * | 2014-01-15 | 2014-06-04 | 夏军武 | Novel square steel tube column-H-shaped steel beam splicing outer sleeve type connecting method |
| CN207244866U (en) * | 2017-08-31 | 2018-04-17 | 青岛理工大学 | The connection structure of concrete filled steel tube coupled column bean column node |
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2017
- 2017-08-31 CN CN201710771835.0A patent/CN107355007B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130012898A (en) * | 2011-07-26 | 2013-02-05 | 주식회사 하모니구조엔지니어링 | Joint of steel column |
| CN202767251U (en) * | 2012-09-04 | 2013-03-06 | 山东科技大学 | Inner diaphragm type concrete filled square steel tubular column with outer ring ribs and steel beam joints |
| CN102979164A (en) * | 2012-11-26 | 2013-03-20 | 北京工业大学 | Multi-story high-rise assembled steel structure eccentrically-braced system |
| CN103206010A (en) * | 2013-03-23 | 2013-07-17 | 北京工业大学 | Assembled steel structure prestress eccentric bracing frame system |
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| CN103835374A (en) * | 2014-01-15 | 2014-06-04 | 夏军武 | Novel square steel tube column-H-shaped steel beam splicing outer sleeve type connecting method |
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| CN207244866U (en) * | 2017-08-31 | 2018-04-17 | 青岛理工大学 | The connection structure of concrete filled steel tube coupled column bean column node |
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| CN107355007A (en) | 2017-11-17 |
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