CN207032512U - A kind of new high ductility steel-structure beam-column node connected by marmem - Google Patents
A kind of new high ductility steel-structure beam-column node connected by marmem Download PDFInfo
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- CN207032512U CN207032512U CN201720574095.7U CN201720574095U CN207032512U CN 207032512 U CN207032512 U CN 207032512U CN 201720574095 U CN201720574095 U CN 201720574095U CN 207032512 U CN207032512 U CN 207032512U
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Abstract
The utility model discloses a kind of new high ductility steel-structure beam-column node connected by marmem, it includes steel column, girder steel, square steel tube, angle steel, ribbed stiffener, marmem shank of bolt and high-strength bolt, and the angle steel includes angle steel I and angle steel II；The edge of a wing outer surface of the girder steel respectively sets square steel tube and angle steel I from the inside to the outside from steel column side；The marmem shank of bolt both ends are each passed through the edge of a wing of steel column and square steel tube and are fixed on angle steel I；Reaming type bolt hole is provided with the web of the girder steel；The web of the girder steel is connected with the edge of a wing of steel column through angle steel II with high-strength bolt；Space is left between the steel column and girder steel.Marmem shank of bolt and reaming type bolt hole can effectively increase deformation and the energy dissipation capacity of the bean column node in the utility model, and solder design is not used between node, avoid node and the possibility of brittle break occurs, while can quickly be repaired after there is easy for construction and shake.
Description
Technical field
The utility model belongs to technical field of structural engineering, and in particular to a kind of to pass through the new of marmem connection
High ductility steel-structure beam-column node and its construction method, the building structure higher suitable for seismic fortification intensity.
Background technology
Good ductility and energy dissipation capacity be ensure structure do not collapsed when meeting with severe earthquake action destruction it is crucial because
Element, and the mechanical property of node is one of key factor for influenceing overall structure anti-seismic performance.In the northern ridge earthquake in the U.S. and day
Before this Osaka-Kobe earthquake occurs, engineering circles are to steel-structure beam-column node mainly using all-weld joint or edge of a wing welding, web
Bolt connection etc., but there occurs brittle fracture for the weld seam after shake in these nodes.To improve the performance of connecting node, China, U.S.
State and Japan and other countries expand substantial amounts of research work to steel structure node, and propose the node connection side of diversified forms
Formula.Currently, the ductility using the bean column node of end plate connection is preferable, but its energy dissipation capacity is limited, and is still adopted between end plate and girder steel
With solder design, it is equally possible to brittle fracture occurs；Using dog-bone joint（Weakened on beam-ends at lower flange）It can make
Destroy and occur in beam-ends, and meet the antidetonation principle of the weak component of strong node, but weaken the edge of a wing to reduce the bearing capacity of structure；Adopt
The bearing capacity of node can be ensured with reinforced node, but main use is welded to connect between plate, can not increase the ductility of node,
And aggravate the brittle break of node.
However, earthquake is incident, there is many uncertain factors, building may be caused with undergoing super fortification intensity
Shake.Implement within 2016《Earthquake In China moves parameter zoning map》In the seismic fortification intensity of some areas it is also proposed it is higher
It is required that and function fast restoration capabilities after the shake of current national pay attention to day by day architectural structure system.Therefore, how more rationally to have
Effect ground improves the ductility and energy dissipation capacity of steel-structure beam-column node, and connecting node quickly can be repaired after shake, makes phase
Structure is answered preferably to meet current demand, it has also become one of important content of building structure aseismatic research.
Marmem is a kind of new material with characteristics such as shape memory, super-elasticity and high-dampings, and is had
The advantages that 6%-8% deflection and deformation can recover.In addition, reaming type bolt connection be one kind by high-strength bolt in reaming type
Frictional slip in bolt hole increases the ductility of connection and energy dissipation capacity.Marmem is rationally set in bean column node
With reaming type bolt connection, the deformation and power consumption of node can be effectively improved, and effectively slows down the damage of node.
In summary, to steel-structure beam-column node, its deformation and energy dissipation capacity are preferably further improved, and prevent node from sending out
Remediation efficiency after its shake of raw brittle break and improvement.Therefore, can reasonable Arrangement marmem and reaming in bean column node
Type bolt hole, and connected using high-strength bolt, enable bean column node to better adapt to currently require.Based on this, the utility model
It is proposed a kind of new high ductility steel-structure beam-column node connected by marmem.
The content of the invention
The utility model mainly provides a kind of new high ductility steel-structure beam-column node connected by marmem
And its construction method, its object is to further improve deformation and the energy dissipation capacity of steel-structure beam-column node, and solve macroseism
The possibility of the brittle break caused by underbeam intercolumniation welding seam breaking is acted on, and improves remediation efficiency after the shake of connecting node.
The technical solution adopted in the utility model is：A kind of new high ductility steel construction connected by marmem
Bean column node, mainly including steel column, girder steel, square steel tube, angle steel, ribbed stiffener, marmem shank of bolt and high-strength bolt, its
It is characterised by：The angle steel includes angle steel I and angle steel II；The edge of a wing outer surface of the girder steel is divided equally from the inside to the outside from steel column side
She Zhi not square steel tube and angle steel I；The square steel tube is connected with the edge of a wing of girder steel through high-strength bolt；The wing of the angle steel I and girder steel
Edge is connected through high-strength bolt；The marmem shank of bolt both ends are each passed through the edge of a wing of steel column and square steel tube and are fixed on
On angle steel I；Reaming type bolt hole is provided with the web of the girder steel；The web of the girder steel and the edge of a wing of steel column are through the He of angle steel II
High-strength bolt is connected；Space is left between the steel column and girder steel；The ribbed stiffener includes ribbed stiffener I and ribbed stiffener II.
Further, above-mentioned ribbed stiffener I and steel beam flange are in the same horizontal position；The ribbed stiffener I and steel beam flange etc.
Thickness, the ribbed stiffener I are arranged symmetrically in steel column web both sides；Angle is used between the upper and lower edge of a wing of ribbed stiffener I and steel column and web
Solder design.
Further, above-mentioned ribbed stiffener II is welded on the middle position of angle steel I；Described ribbed stiffener II and steel beam web plate etc.
It is thick；Connected between described I liang of arm of angle of ribbed stiffener II and angle steel using angle welding.
Further, the above-mentioned steel column edge of a wing and square steel tube, square steel tube and angle steel I have equal diameter at same position
Plain bolt hole.
Further, steel beam flange described above and square steel tube, steel beam flange and angle steel I are provided with etc. straight at same position
The plain bolt hole in footpath.
Further, a lateral surface of above-mentioned angle steel II is affixed on the steel column edge of a wing；The another lateral surface patch of the angle steel II
In steel beam web plate；The angle steel II and the steel column edge of a wing are provided with isodiametric plain bolt hole at same position.
Further, the reaming direction of above-mentioned reaming type bolt hole is parallel with girder steel longitudinal central axis line；The angle steel II exists
Plain bolt hole is provided with the corresponding position of steel beam web plate reaming type bolt hole；The plain bolt hole and reaming type bolt hole
Center superposition at same position.
The utility model has the advantages that：
Consumed energy 1. the steel-structure beam-column node can not only be deformed by marmem shank of bolt, can also pass through girder steel
Frictional slip deformation power consumption of the high-strength bolt in reaming type bolt hole, has very strong deformability and good consumption on web
Can ability；
2. the marmem shank of bolt in the steel-structure beam-column node has stronger recoverable force ability, and will not
Plasticity is produced, original state can be automatically restored to after shake；
3. not using solder design between the steel-structure beam-column node, the possibility that brittle break occurs for connection is avoided, enters one
Step improves the ductility of node；
4. the connecting node major part process all makes in factory, site operation is simple, and fast changeable damages after shake
Component, it is contemplated that considerable economic benefit can be realized.
Connected between steel column and girder steel of the present utility model using marmem shank of bolt and high-strength bolt, and in girder steel
Reaming type bolt hole is opened on web, to improve the energy dissipation capacity of the deformability of girder steel and node, while marmem spiral shell
Tightening latch has superlastic sexual function, after shake can Self-resetting to original state, make after the shake of node repair for simply.This practicality
It is new have the advantages that it is easy for construction and shake after can quickly repair, have a extensive future.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 A-A profiles.
Fig. 3 is Fig. 1 B-B profiles.
Fig. 4 is Fig. 1 C-C profiles.
Fig. 5 is beam construction schematic diagram of the present utility model.
Fig. 6 is square steel tube organigram of the present utility model.
Fig. 7 is Fig. 6 D-D profiles.
Fig. 8 is the organigram of angle steel I of the present utility model.
Fig. 9 is Fig. 8 E-E profiles.
Figure 10 is the organigram of angle steel II of the present utility model.
Figure 11 is Figure 10 F-F profiles.
In figure：1st, steel column；2nd, girder steel；3rd, square steel tube；4th, angle steel I；5th, angle steel II；6th, ribbed stiffener I；7th, ribbed stiffener II；8、
Marmem shank of bolt；9th, high-strength bolt；10th, plain bolt hole；11st, reaming type bolt hole.
Embodiment
The utility model is further described below in conjunction with drawings and examples.
As shown in figs. 1-11, a kind of new high ductility steel-structure beam-column node connected by marmem, including
Steel column 1, girder steel 2, square steel tube 3, angle steel, ribbed stiffener, marmem shank of bolt 8 and high-strength bolt 9, it is characterised in that：Institute
Stating angle steel includes angle steel I 4 and angle steel II 5；The edge of a wing outer surface of the girder steel 2 is respectively set from the inside to the outside from the side of steel column 1
Square steel tube 3 and angle steel I 4；The square steel tube 3 is connected with the edge of a wing of girder steel 2 through high-strength bolt 9；The wing of the angle steel I 4 and girder steel 2
Edge is connected through high-strength bolt 9；The both ends of marmem shank of bolt 8 are each passed through the edge of a wing and the square steel tube 3 and solid of steel column 1
It is scheduled on angle steel I 4；Reaming type bolt hole 11 is provided with the web of the girder steel 2；The web of the girder steel 2 and the edge of a wing of steel column 1
It is connected through angle steel II 5 with high-strength bolt 9；Space is left between the steel column 1 and girder steel 2；The ribbed stiffener includes ribbed stiffener I 6
With ribbed stiffener II 7.
The ribbed stiffener I 6 is with the edge of a wing of girder steel 2 in the same horizontal position；The ribbed stiffener I 6 and the edge of a wing uniform thickness of girder steel 2, institute
State ribbed stiffener I 6 and be arranged symmetrically in the web both sides of steel column 1；Angle is used between the 1 upper and lower edge of a wing of ribbed stiffener I 6 and steel column and web
Solder design.
The ribbed stiffener II 7 is welded on the middle position of angle steel I 4；The ribbed stiffener II 7 and the web uniform thickness of girder steel 2；It is described
Connected between I 4 liang of arms of angle of ribbed stiffener II 7 and angle steel using angle welding.
The edge of a wing and square steel tube 3 of the steel column 1, square steel tube 3 and angle steel I 4 opened at same position have it is isodiametric general
Logical bolt hole 10.
The edge of a wing of girder steel 2 and square steel tube 3, the edge of a wing of girder steel 1 and angle steel I 4 are provided with isodiametric at same position
Plain bolt hole 10.
One lateral surface of the angle steel II 5 is affixed on the edge of a wing of steel column 1；An another lateral surface for the angle steel II 5 is affixed on girder steel 2
Web；Angle steel II 5 and steel column 1 edge of a wing is provided with isodiametric plain bolt hole 10 at same position.
The reaming direction of the reaming type bolt hole 11 is parallel with the longitudinal central axis line of girder steel 1；The angle steel II 5 with girder steel
The corresponding position of 2 web reaming type bolts hole 11 is provided with plain bolt hole 10；The plain bolt hole and reaming type bolt hole
Center superposition at same position.
The utility model uses the frictional slip of marmem shank of bolt and high-strength bolt in reaming type bolt hole
Dual deformation and power consumption mechanism, deformation and the energy dissipation capacity of the bean column node can be effectively improved.In addition, the connecting node central sill
Intercolumniation does not have solder design, avoids as the possibility of the brittle break caused by welding seam breaking.The steel-structure beam-column node has
The advantages that simple is repaired after Self-resetting, easy for construction and shake after shake, in the building structure higher available for seismic fortification intensity.
Claims (7)
- A kind of 1. new high ductility steel-structure beam-column node connected by marmem, mainly including steel column, girder steel, side Steel pipe, angle steel, ribbed stiffener, marmem shank of bolt and high-strength bolt, it is characterised in that：The angle steel includes the He of angle steel I Angle steel II；The edge of a wing outer surface of the girder steel respectively sets square steel tube and angle steel I from the inside to the outside from steel column side；The square steel Pipe is connected with the edge of a wing of girder steel through high-strength bolt；The angle steel I is connected with the edge of a wing of girder steel through high-strength bolt；The shape memory Alloy shank of bolt both ends are each passed through the edge of a wing of steel column and square steel tube and are fixed on angle steel I；It is provided with the web of the girder steel Reaming type bolt hole；The web of the girder steel is connected with the edge of a wing of steel column through angle steel II with high-strength bolt；The steel column and girder steel Between leave space；The ribbed stiffener includes ribbed stiffener I and ribbed stiffener II.
- 2. the new high ductility steel-structure beam-column node according to claim 1 connected by marmem, it is special Sign is：The edge of a wing of the ribbed stiffener I and girder steel is in the same horizontal position；The edge of a wing uniform thickness of the ribbed stiffener I and girder steel, it is described Ribbed stiffener I is arranged symmetrically in steel column web both sides；Connected between the upper and lower edge of a wing of ribbed stiffener I and steel column and web using angle welding Connect.
- 3. the new high ductility steel-structure beam-column node according to claim 1 connected by marmem, it is special Sign is：The ribbed stiffener II is welded on the middle position of angle steel I；The ribbed stiffener II and steel beam web plate uniform thickness；It is described to put more energy into Connected between I liang of arm of angle of rib II and angle steel using angle welding.
- 4. the new high ductility steel-structure beam-column node according to claim 1 connected by marmem, it is special Sign is：The edge of a wing of the steel column and square steel tube, square steel tube and angle steel I is opened at same position isodiametric plain bolt Hole.
- 5. the new high ductility steel-structure beam-column node according to claim 1 connected by marmem, it is special Sign is：The steel beam flange and square steel tube, steel beam flange and angle steel I are provided with isodiametric plain bolt at same position Hole.
- 6. the new high ductility steel-structure beam-column node according to claim 1 connected by marmem, it is special Sign is：One lateral surface of the angle steel II is affixed on the steel column edge of a wing；An another lateral surface for the angle steel II is affixed on steel beam web plate； The angle steel II and the steel column edge of a wing are provided with isodiametric plain bolt hole at same position.
- 7. the new high ductility steel-structure beam-column node according to claim 1 connected by marmem, it is special Sign is：The reaming direction of the reaming type bolt hole is parallel with girder steel longitudinal central axis line；The angle steel II with steel beam web plate The corresponding position of reaming type bolt hole is provided with plain bolt hole；The plain bolt hole and reaming type bolt hole are in same position The center superposition at place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720574095.7U CN207032512U (en) | 2017-05-23 | 2017-05-23 | A kind of new high ductility steel-structure beam-column node connected by marmem |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720574095.7U CN207032512U (en) | 2017-05-23 | 2017-05-23 | A kind of new high ductility steel-structure beam-column node connected by marmem |
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| Publication Number | Publication Date |
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| CN207032512U true CN207032512U (en) | 2018-02-23 |
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| CN201720574095.7U Active CN207032512U (en) | 2017-05-23 | 2017-05-23 | A kind of new high ductility steel-structure beam-column node connected by marmem |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110984381A (en) * | 2019-12-25 | 2020-04-10 | 武汉科技大学 | Node for connecting steel structure frame beam column |
| CN112696074A (en) * | 2020-12-23 | 2021-04-23 | 东南大学 | Self-resetting steel structure beam column node capable of consuming energy in stages |
-
2017
- 2017-05-23 CN CN201720574095.7U patent/CN207032512U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110984381A (en) * | 2019-12-25 | 2020-04-10 | 武汉科技大学 | Node for connecting steel structure frame beam column |
| CN112696074A (en) * | 2020-12-23 | 2021-04-23 | 东南大学 | Self-resetting steel structure beam column node capable of consuming energy in stages |
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