CN104963410B - Beam column of steel structure is slidably connected node - Google Patents

Beam column of steel structure is slidably connected node Download PDF

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Publication number
CN104963410B
CN104963410B CN201510335170.XA CN201510335170A CN104963410B CN 104963410 B CN104963410 B CN 104963410B CN 201510335170 A CN201510335170 A CN 201510335170A CN 104963410 B CN104963410 B CN 104963410B
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CN
China
Prior art keywords
steel
column
slidably
corbel
flange
Prior art date
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CN201510335170.XA
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Chinese (zh)
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CN104963410A (en
Inventor
鲍华
廖旭钊
陈强
潘国华
田荣
蔡桦
毛家茂
陈应专
李恺平
劳智源
刘新佳
沈磊
李新坤
董莹琦
张鸿雁
刘翔
黄立中
Original Assignee
中铁第四勘察设计院集团有限公司
广东省建筑设计研究院
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Priority to CN201510335170.XA priority Critical patent/CN104963410B/en
Publication of CN104963410A publication Critical patent/CN104963410A/en
Application granted granted Critical
Publication of CN104963410B publication Critical patent/CN104963410B/en

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Abstract

It is slidably connected node, including girder steel, steel column, steel corbel and two hoist cables the present invention relates to a kind of beam column of steel structure, steel corbel is welded in steel column close to girder steel side, and the top surface absolute altitude of steel corbel is identical with the top surface absolute altitude of girder steel;The lower flange of girder steel is located at below steel corbel close to one end of steel column, and steel corbel and lower flange are connected by two hoist cables, and two hoist cables are symmetrical arranged along girder steel center line, and the fixing device of fixed hoist cable is respectively equipped with steel corbel and lower flange.The present invention connects steel corbel and girder steel lower flange by hoist cable, realize being slidably connected for girder steel and steel column, the eccentric throw of the vertical force acted on bracket can be effectively reduced, so as to reduce the adverse effect that additional bending moment is produced to the stress of steel column, the stability and reliability of structure is improved.Meanwhile, take this kind mode that is slidably connected simple in construction, easy construction;Power transmission clearly, is easy to safeguard;And space can be saved, do not affect the appearance.

Description

Beam column of steel structure is slidably connected node

Technical field

It is slidably connected node the present invention relates to a kind of beam column of steel structure, belongs to field of engineering technology.

Background technology

For some large spans or flexible structure, it often produces larger change under geological process or temperature action Shape, when needing to discharge this malformation, typically sets sliding support in the suitable position of structure.If this be slidably connected It is typically to set up bracket in shaft relevant position when being arranged at the non-top layer beam column node area domain of steel construction, places and slide on bracket Girder steel, is then put in above sliding support by dynamic bearing.But when the vertical load that girder steel is born is larger, to meet carrying Power requirement, supporting stand size is necessarily increased;To meet the space needs of bearing placement, bracket size also accordingly increases.So, act on The eccentric throw of vertical force above bracket will be very big, and resulting additional bending moment can produce unfavorable shadow to the stress of pillar Ring.In addition, this structural form will also result in the waste of space, influence attractive in appearance.

It is therefore desirable to design a kind of beam column of steel structure to be slidably connected node, to overcome above mentioned problem.

The content of the invention

It is an object of the invention to overcome the defect of prior art there is provided a kind of simple structure, dependable performance and be easy to The new steel structure beam column of construction is slidably connected node.

What the present invention was realized in:

The present invention provides a kind of beam column of steel structure and is slidably connected node, including girder steel, steel column, steel corbel and two hoist cables, The steel corbel is welded in the steel column close to the girder steel side, the top surface absolute altitude of the steel corbel and the top surface of the girder steel Absolute altitude is identical;The girder steel includes lower flange, and the lower flange is located at below the steel corbel close to one end of the steel column, institute State steel corbel and the lower flange to connect by two hoist cables, two hoist cables are symmetrically set along the girder steel center line Put, the fixing device of the fixed hoist cable is respectively equipped with the steel corbel and the lower flange.

Further, the fixing device includes a pair of steel anchor tubes, and two pairs of steel anchor tubes are one by one just to setting, every institute State the two ends of hoist cable respectively with wherein just to two steel anchor tube anchor connections.

Further, the girder steel also includes web plate, and the web plate is hung down close to the side of the steel column Straight haunch processing.

Further, the lower flange carries out Horizontal hunche processing close to the side of the steel column.

Further, the section of the girder steel is H types section or box-type section.

Further, the hoist cable is high strength steel tow.

Further, the steel anchor tube is chill casting pier nose anchorage.

The invention has the advantages that:Steel corbel and girder steel lower flange are connected by hoist cable, girder steel and steel is realized Post is slidably connected, compared to by the way of sliding support, the present invention need not be adjusted to bracket size in the prior art It is whole, the eccentric throw of the vertical force acted on bracket is effectively reduced, the stress of steel column is produced so as to effectively reduce additional bending moment Adverse effect, improve structure stability and reliability.Meanwhile, take this kind mode that is slidably connected simple in construction, construction party Just;Power transmission clearly, is easy to safeguard;And space can be saved, do not affect the appearance.

Brief description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings.

Fig. 1 is that beam column of steel structure provided in an embodiment of the present invention is slidably connected the structural representation of node;

Fig. 2 is schematic cross-sectional views of the Fig. 1 along A-A;

Fig. 3 is schematic cross-sectional views of the Fig. 1 along B-B.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art obtained on the premise of creative work is not made it is all its Its embodiment, belongs to the scope of protection of the invention.

Such as Fig. 1-Fig. 3, the embodiment of the present invention provides a kind of beam column of steel structure and is slidably connected node, including girder steel 3, steel column 4, Steel corbel 1 and two hoist cables 2, the steel corbel 1 are welded in the steel column 4 close to the side of girder steel 3, the steel corbel 1 Top surface absolute altitude is identical with the top surface absolute altitude of the girder steel 3;The girder steel 3 includes lower flange, and the lower flange is close to the steel column 4 One end be located at the lower section of the steel corbel 1, the steel corbel 1 and the lower flange are connected by two hoist cables 2, the steel The fixing device of the fixed hoist cable 2 is respectively equipped with bracket 1 and the lower flange.Preferably, the fixing device includes one To steel anchor tube 5, two pairs of steel anchor tubes 5 one by one just to setting, the two ends of the every hoist cable 2 respectively with wherein just to two A pair of steel anchor tubes 5 and two hoist cables 2 on the anchor connection of steel anchor tube 5, lower flange are symmetrical arranged along the center line of girder steel 3.I.e.: Steel corbel 1 is provided with a pair of steel anchor tubes 5, lower flange and is correspondingly provided with a pair of steel anchor tubes 5;One end of every hoist cable 2 and steel corbel 1 On an anchor connection of steel anchor tube 5, the anchor connection of steel anchor tube 5 on the other end and lower flange just to setting, so as to realize steel Beam 3 is slidably connected with steel column 4.Wherein, the section of girder steel 3 is H types section or box-type section;The hoist cable 2 is high strength steel Tow, the steel anchor tube 5 is chill casting pier nose anchorage, with proof strength.

Such as Fig. 1-Fig. 3, as a kind of preferred structure of the present embodiment, the web plate of the girder steel 3 is close to the steel column 4 Side carry out vertical haunch processing, the lower flange carries out Horizontal hunche processing close to the side of the steel column 4.Lower flange water Flat haunch processing mode is in lower flange both sides to be symmetrical arranged haunch body along the center line of girder steel 3.The mode of haunch is taken girder steel 3 Shear resistance, bearing capacity and the shock resistance of girder steel 3 can be increased, effectively reduce beam bias to beam-column connection stress not Profit influence.

In addition, having the first spacing between the top surface of girder steel 3 and the top surface of steel corbel 1, have second between girder steel 3 and steel column 4 Spacing, second spacing is the spacing between the lower flange of girder steel 3 and steel column 4;The size of first spacing and the second spacing should expire Sufficient design variations requirement.It is identical or different that first spacing and the second spacing can be set to size, to facilitate practice of construction to be defined.

The present embodiment provide beam column of steel structure be slidably connected node work progress it is as follows:

Step one:Steel corbel 1, hoist cable 2, girder steel 3 and steel column 4 are processed during construction first.The web plate of wherein girder steel 3 enters The vertical haunch processing of row, lower flange carries out Horizontal hunche processing.A pair of steel anchor tubes 5 are set respectively on lower flange and steel corbel 1, Two pairs of steel anchor tubes 5 are symmetrical arranged along beam, post center line.

Step 2:Carry out the positioning and installation of steel column 4.After the installation of steel column 4, on top of the side of steel column 4 according to girder steel 3 Face absolute altitude positioning steel corbel 1, and it is welded with steel column 4.

Step 3:After the completion of steel corbel 1 is welded, the temporary support point of girder steel 3 is set, and girder steel 3 is lifted on into temporary support On.

Step 4:After the completion of the construction of the fixing end of girder steel 3, hoist cable 2 is installed and stretch-draw anchor is carried out.Remove temporary support, Beam column of steel structure is completed to be slidably connected the construction of node.

The present embodiment is mainly used in needing to set the steel-structure beam-column node being slidably connected in building structure, for bridge knot Structure also refers to use.

The embodiment of the present invention has the advantages that:Steel corbel 1 and the lower flange of girder steel 3 are connected by hoist cable 2, realized Girder steel 3 is slidably connected with steel column 4, compared to by the way of sliding support, the present invention need not be to bracket in the prior art Size is adjusted, and effectively reduces the eccentric throw of the vertical force acted on bracket, so as to effectively reduce additional bending moment to steel column 4 Stress produce adverse effect, improve structure stability and reliability.Meanwhile, take this kind be slidably connected mode structure letter It is single, easy construction;Power transmission clearly, is easy to safeguard;And space can be saved, do not affect the appearance.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.

Claims (8)

  1. The node 1. a kind of beam column of steel structure is slidably connected, including girder steel and steel column, it is characterised in that:Also include steel corbel and two Hoist cable, the steel corbel is welded in the steel column close to the girder steel side, top surface absolute altitude and the girder steel of the steel corbel Top surface absolute altitude it is identical;The girder steel includes lower flange, and the lower flange is located at the steel corbel close to one end of the steel column Lower section, the steel corbel and the lower flange are connected by two hoist cables, and two hoist cables are along the girder steel center line It is symmetrical arranged, the fixing device of the fixed hoist cable is respectively equipped with the steel corbel and the lower flange.
  2. The node 2. beam column of steel structure according to claim 1 is slidably connected, it is characterised in that:The fixing device includes one To steel anchor tube, two pairs of steel anchor tubes one by one just to setting, the two ends of the every hoist cable respectively with wherein just to two steel Anchor tube anchor connection.
  3. The node 3. beam column of steel structure according to claim 1 is slidably connected, it is characterised in that:The girder steel also includes beam-ends Web, the web plate carries out vertical haunch processing close to the side of the steel column.
  4. The node 4. beam column of steel structure according to claim 1 is slidably connected, it is characterised in that:The lower flange is close to described The side of steel column carries out Horizontal hunche processing.
  5. The node 5. beam column of steel structure according to claim 1,3 or 4 is slidably connected, it is characterised in that:Section of the girder steel Face is H types section.
  6. The node 6. beam column of steel structure according to claim 1,3 or 4 is slidably connected, it is characterised in that:Section of the girder steel Face is box-type section.
  7. The node 7. beam column of steel structure according to claim 1 is slidably connected, it is characterised in that:The hoist cable is high strength steel Tow.
  8. The node 8. beam column of steel structure according to claim 2 is slidably connected, it is characterised in that:The steel anchor tube is chill casting pier Head anchorage.
CN201510335170.XA 2015-06-17 2015-06-17 Beam column of steel structure is slidably connected node CN104963410B (en)

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Application Number Priority Date Filing Date Title
CN201510335170.XA CN104963410B (en) 2015-06-17 2015-06-17 Beam column of steel structure is slidably connected node

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CN104963410A CN104963410A (en) 2015-10-07
CN104963410B true CN104963410B (en) 2017-10-20

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105220776B (en) * 2015-10-29 2017-10-10 天津市建筑设计院 A kind of H profile steel beam bidirectional sliding support node with bidirectionally limited function

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001003448A (en) * 1999-06-24 2001-01-09 Takenaka Komuten Co Ltd Column and beam connecting structure and connecting method therefor
JP2001262696A (en) * 2000-03-21 2001-09-26 Nippon Steel Corp Connecting structure of square steel pipe column and h-steel beam
CN201416212Y (en) * 2009-05-12 2010-03-03 沈阳铝镁设计研究院 Connecting structure of steel structure hinged joints
CN103104040A (en) * 2013-03-08 2013-05-15 郑州大学 Assembled framework beam-column joint adopting vertical connection and construction method thereof
CN203755461U (en) * 2014-02-14 2014-08-06 湖南金海钢结构股份有限公司 Steel beam and steel column sliding support joint device
CN104251015A (en) * 2013-06-27 2014-12-31 沈阳铝镁设计研究院有限公司 Steel crane beam single-column expansion and contraction joint structure
CN104251014A (en) * 2013-06-27 2014-12-31 沈阳铝镁设计研究院有限公司 Connecting structure of concrete bent frame column and roof steel beam
CN204781317U (en) * 2015-06-17 2015-11-18 中铁第四勘察设计院集团有限公司 Steel construction beam column sliding connection node

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001003448A (en) * 1999-06-24 2001-01-09 Takenaka Komuten Co Ltd Column and beam connecting structure and connecting method therefor
JP2001262696A (en) * 2000-03-21 2001-09-26 Nippon Steel Corp Connecting structure of square steel pipe column and h-steel beam
CN201416212Y (en) * 2009-05-12 2010-03-03 沈阳铝镁设计研究院 Connecting structure of steel structure hinged joints
CN103104040A (en) * 2013-03-08 2013-05-15 郑州大学 Assembled framework beam-column joint adopting vertical connection and construction method thereof
CN104251015A (en) * 2013-06-27 2014-12-31 沈阳铝镁设计研究院有限公司 Steel crane beam single-column expansion and contraction joint structure
CN104251014A (en) * 2013-06-27 2014-12-31 沈阳铝镁设计研究院有限公司 Connecting structure of concrete bent frame column and roof steel beam
CN203755461U (en) * 2014-02-14 2014-08-06 湖南金海钢结构股份有限公司 Steel beam and steel column sliding support joint device
CN204781317U (en) * 2015-06-17 2015-11-18 中铁第四勘察设计院集团有限公司 Steel construction beam column sliding connection node

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