CN210086505U - Detachable steel beam-steel core concrete column punching type connecting node - Google Patents
Detachable steel beam-steel core concrete column punching type connecting node Download PDFInfo
- Publication number
- CN210086505U CN210086505U CN201920406669.9U CN201920406669U CN210086505U CN 210086505 U CN210086505 U CN 210086505U CN 201920406669 U CN201920406669 U CN 201920406669U CN 210086505 U CN210086505 U CN 210086505U
- Authority
- CN
- China
- Prior art keywords
- steel
- plate
- concrete filled
- node
- concrete
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses a detachable girder steel-steel core concrete column punching connected node, including steel core concrete column, H shaped steel roof beam and node domain, the one end of steel core concrete column is equipped with the flange crown plate, the node domain includes the steel pipe, link up the vertical connecting plate of steel pipe, and steel pipe top and below all are equipped with the beaded finish board, all through welded fastening between steel pipe, vertical connecting plate and the beaded finish board, pours ultra high performance concrete in the steel pipe, and the flange crown plate is connected with the beaded finish board, and four H shaped steel roof beams are the cross and fix on the node domain. All components of the utility model are connected in a prefabricated assembly manner, so that the on-site welding workload and the template consumption are obviously reduced, and the construction efficiency is greatly improved; meanwhile, only bolts and a small number of anchor bolts are adopted for connection, so that all components can be quickly disassembled after the mission of the original building is finished and can be repeatedly used in a new building, and a more thorough green building structure idea is reflected.
Description
Technical Field
The utility model relates to a building assembled structure node design field, in particular to detachable girder steel-concrete filled steel tubular column punching connected node.
Background
With the development of science and technology, the strength grade of concrete is continuously improved, at present, high-strength concrete is successfully applied to structural engineering, but the bending strength and the tensile strength of the high-strength concrete are still not high, the strength of a structure must be increased through reinforcing bars, a large number of reinforcing bars bring difficulty in construction and pouring, and simultaneously, the shrinkage deformation of the concrete is restrained by the reinforcing bars, so that stress is caused, cracking is caused, and adverse effects are generated on durability. Compared with common concrete and high-strength concrete, the ultra-high performance concrete does not use coarse aggregate by improving the fineness and activity of the components, so that the defects (pores and cracks) in the material are minimized, the ultra-high strength and high durability are obtained, the consumption of reinforcing steel bars is reduced, the service life of the component is greatly prolonged, and the ultra-high performance concrete has good economical efficiency. The ultra-high performance concrete has high engineering application value and wide market prospect, and can be well applied to the fields of traditional concrete structures and steel structures.
The fabricated building has the advantages of energy conservation, water conservation, short construction period, high construction quality and the like, so that the popularization of the fabricated building becomes one of the work key points of houses and construction departments. At present, multi-story high-rise steel structure houses and large-scale public civilian and industrial buildings become the project of national key popularization, and the diversity of application and the characteristics such as being convenient for tear open and change, energy-concerving and environment-protective in the architectural design of steel structure system have become the key direction of consideration of present day structural design to satisfy the novel building system of sustainable development needs. The beam column node is one of the important components of the multi-story high-rise steel frame structure, plays a role in transmitting and distributing internal force and ensuring structural integrity in the frame structure, and has great influence on the stress and safety of the whole structure. The steel tube concrete column and the composite beam have the advantages of high bearing capacity, high rigidity and good anti-seismic performance, have the characteristics of small section, light weight and convenient construction, and meet the national trend of vigorously developing green buildings and assembled structures. Such members have been used in large numbers in large span structures.
At present, the nodes between the concrete-filled steel tubular column and the composite beam in actual engineering are mostly connected by welding seams, and the nodes have the following problems: the rigidity is big, brittle failure easily takes place in the welding seam department during earthquake load effect, receives the influence of weather and welder level great, construction quality is difficult for guaranteeing, does not possess the function of dismantling, and impaired back beam is difficult for changing. A novel detachable prefabricated concrete filled steel tube column-steel beam combined node connecting system which is good in anti-seismic performance, high in construction speed and capable of recycling building materials is sought, and the requirements of green buildings and building industrialization are met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a detachable steel beam-steel pipe concrete column feed-through type connecting node which has reasonable force transmission, economy, reliability, simple structure and convenient construction.
The technical scheme of the utility model is that: the detachable steel beam-steel tube concrete column center-penetrating type connecting node comprises a steel tube concrete column, H-shaped steel beams and a node domain, wherein a flange ring plate is arranged at one end of the steel tube concrete column, the node domain comprises steel tubes and vertical connecting plates which are communicated with the steel tubes, reinforcing ring plates are arranged above and below the steel tubes, the vertical connecting plates and the reinforcing ring plates are fixed through welding, ultrahigh-performance concrete is poured into the steel tubes, the flange ring plates are connected with the reinforcing ring plates, and the four H-shaped steel beams are fixed on the node domain in a cross shape.
The vertical connecting plate comprises two steel plates which are perpendicular to each other and are fixedly welded, the perpendicular point of the vertical connecting plate is positioned in the steel pipe, and two sides of the two steel plates are communicated with the steel pipe.
The reinforcing ring plate is provided with four overhanging sections, and two adjacent overhanging sections are perpendicular to each other.
The concrete-filled steel tubular column is welded and fixed with the flange ring plate, matched through holes are formed in the flange ring plate and the reinforcing ring plate, and the flange ring plate is connected with the reinforcing ring plate through high-strength bolts.
The steel pipe is provided with a plurality of mounting holes, the mounting holes are provided with anchor bolts, the concrete-filled steel pipe column is provided with a plurality of anchor holes corresponding to the anchor bolts, and the anchor bolts penetrate through the reinforcing ring plate and the flange ring plate to be sleeved with the anchor holes of the concrete-filled steel pipe column. The anchor holes and the anchor bolts are in regular polygons or circles.
The flange of the H-shaped steel beam is connected with the extending section of the reinforcing ring plate through a flange splicing plate, and the flange splicing plate and the flange, and the flange splicing plate and the reinforcing ring plate are fixed through high-strength bolts.
The web plate of the H-shaped steel beam is connected with the vertical connecting plate through the web plate splicing plate, and the web plate splicing plate and the web plate as well as the web plate splicing plate and the vertical connecting plate are fixed through high-strength bolts.
The ultra-high performance concrete is a cement-based composite material comprising cement, fine sand, finely ground quartz sand powder, a mineral admixture, a high-efficiency water reducing agent and steel fibers, and the volume fraction of the steel fibers is 2-5%.
The cross section of the steel tube concrete column is circular or rectangular, and the cross section of the steel tube and the cross section of the reinforcing ring plate are the same as the cross section of the steel tube concrete column.
The steel pipe concrete column is vertically arranged, and the H-shaped steel beam is horizontally arranged.
Compared with the prior art, the utility model, following beneficial effect has:
according to the steel beam-steel tube concrete column feed-through type connecting node, dense feed-through parts such as steel bars and the like are not arranged in the steel tube concrete column and in the node area, and the periphery of the node area is provided with the mounting holes, so that an ultrahigh-performance concrete material can be conveniently poured in the node area.
All components of the steel beam-steel tube concrete column feed-through type connecting node are processed in a factory and can be assembled and spliced on a construction site after being transported to the construction site, so that the field welding work and the template work are reduced, the field construction quality is ensured, and the assembly efficiency of the building industry is improved.
The steel beam-steel tube concrete column feed-through type connecting node adopts the flange splicing plates, the web splicing plates and the vertical connecting plates, so that the acting force of the H-shaped steel beam on the steel tube concrete column is dispersed, and meanwhile, the anchor bolts can better transmit the shearing force, so that the steel tube concrete column is prevented from being sheared and damaged, the safety of components is integrally ensured, and the force transmission of the system is more scientific.
The steel beam-steel tube concrete column through type connecting node has a detachable function, an H-shaped steel beam is connected with a node domain through a flange splicing plate, a web splicing plate and a high-strength bolt, the steel tube concrete column is connected with the node domain through an anchor bolt, when the steel tube concrete column needs to be disassembled and replaced, the high-strength bolt is taken out of a through hole of the flange splicing plate or the web splicing plate, or the anchor bolt is screwed out of the upper end of a threaded sleeve, and the H-shaped steel beam or the steel tube concrete column can be disassembled and replaced.
The ultra-high performance concrete is poured in the node area of the steel beam-steel tube concrete column feed-through type connecting node, so that the strength and rigidity of the node area can be greatly improved, and the structure is not easy to cause serious collapse damage.
Drawings
Fig. 1 is a schematic structural view of the detachable steel beam-steel pipe concrete column feed-through type connecting node.
Fig. 2 is a schematic diagram of the split component of the detachable steel beam-concrete filled steel tubular column feed-through connection node, and in order to show the relative positions of the components in detail, the flange splice plates and the web splice plates are not shown in the figure.
Fig. 3 is a schematic structural diagram of a node region, which shows the detailed structure of the node region in detail, and a part of the anchor bolt moves upwards.
Fig. 4 is a top view of the detachable steel beam-concrete filled steel tubular column feed-through type connection node, showing the through hole position in detail, with the high-strength bolt hidden.
Fig. 5 is a schematic view of the mechanism of the concrete filled steel tubular column, which shows the detailed structure of the node area in detail, with some of the anchors moving upwards.
The steel pipe concrete column is 1, the H-shaped steel beam is 2, the node area is 3, the steel pipe is 4, the overhanging section of the reinforcing ring plate is 5, the reinforcing ring plate is 6, the vertical connecting plate is 7, the ultrahigh-performance concrete is 8, the mounting hole is 9, the flange ring plate is 10, the through hole is 11, the high-strength bolt is 12, the anchor hole is 13, the anchor bolt is 14, the concrete material of the steel pipe concrete column is 15, the flange splicing plate is 16, and the web splicing plate is 17.
Detailed Description
The present invention will be described in further detail with reference to examples, but the present invention is not limited thereto.
Examples
The utility model provides a detachable girder steel-concrete filled steel tubular column punching connected node, as shown in fig. 1 ~ 5, including concrete filled steel tubular column 1, H shaped steel roof beam 2 and node domain 3, the one end of concrete filled steel tubular column is equipped with flange crown plate 10, the node domain includes steel pipe 4, link up the vertical connecting plate 7 of steel pipe, and steel pipe top and below all are equipped with reinforcing crown plate 6, all through welded fastening between steel pipe, vertical connecting plate and the reinforcing crown plate, pours ultra high performance concrete 8 in the steel pipe, and the flange crown plate is connected with reinforcing crown plate, and four H shaped steel roof beams are the cross and fix on the node domain. The vertical connecting plate comprises two steel plates which are perpendicular to each other and are fixedly welded, the perpendicular point of the vertical connecting plate is positioned in the steel pipe, and two sides of the two steel plates are communicated with the steel pipe. The reinforcing ring plate is provided with four overhanging sections 5, and two adjacent overhanging sections are mutually vertical. Concrete materials 15 are arranged in the steel tube concrete column, the steel tube concrete column is welded and fixed with the flange ring plate, matched through holes 11 are formed in the flange ring plate and the reinforcing ring plate, and the flange ring plate and the reinforcing ring plate are connected through high-strength bolts 12. The steel pipe is provided with a plurality of mounting holes 9, the mounting holes are provided with anchor bolts 14, the steel pipe concrete column is provided with a plurality of anchor holes 13 corresponding to the anchor bolts, and the anchor bolts penetrate through the reinforcing ring plate and the flange ring plate to be sleeved with the anchor holes of the steel pipe concrete column. The flange of the H-shaped steel beam is connected with the extending section of the reinforcing ring plate through a flange splicing plate 16, and the flange splicing plate and the flange, and the flange splicing plate and the reinforcing ring plate are fixed through high-strength bolts. The web plate of the H-shaped steel beam is connected with the vertical connecting plate through a web plate splicing plate 17, and the web plate splicing plate and the web plate as well as the web plate splicing plate and the vertical connecting plate are fixed through high-strength bolts. The ultra-high performance concrete is a cement-based composite material comprising cement, fine sand, finely ground quartz sand powder, a mineral admixture, a high-efficiency water reducing agent and steel fibers, and the volume fraction of the steel fibers is 2-5%. The cross section of the steel tube concrete column is circular or rectangular, and the cross section of the steel tube and the cross section of the reinforcing ring plate are the same as the cross section of the steel tube concrete column. The steel pipe concrete column is vertically arranged, and the H-shaped steel beam is horizontally arranged.
Specifically, the outer side length of the steel tube section of the steel tube concrete column 1 is 300mm, the wall thickness is 6mm, the column height is 2m, and the steel tube concrete column 1 is sleeved in the anchor hole 13 through the anchor bolt 14 and is tightly connected with the node area 3. The cross section of the anchor hole 13 is circular, and the pre-buried depth is 20 mm. H shaped steel roof beam 2 adopts Q235B steel, and the height of H shaped steel roof beam is 360mm, and the width on the top flange of H shaped steel roof beam and bottom flange is 20mm, and the width of the web of H shaped steel roof beam is 24 mm. The cross-sectional dimension of the flange ring plate 10 is 520mm multiplied by 520mm, the thickness is 15mm, the cross-sectional dimension of the reinforcing ring plate 6 is 520mm multiplied by 520mm, the thickness is 20mm, the cross-sectional widths of the four overhanging sections 5 of the reinforcing ring plate 6 are consistent with the width of the flange of the H-shaped steel beam 2, and the extension length of the overhanging sections is 350 mm. The diameter of the section of the mounting hole 9 and the height of the opening are both 50mm, and the ultra-high performance concrete 8 can be poured through the mounting hole 9.
In a preferred embodiment of the present invention, the ultra-high performance concrete 8 is cement: quartz sand: silica fume: quartz powder: water reducing agent content (%): fiber 1: 1.1: 0.15: 0.10: 1.5: 0.02 (in mass proportion of cement), the water-cement ratio of the ultra-high performance concrete 8 is 0.16, and the concrete material 15 of the steel tube concrete column is commercial concrete with the strength grade of C35.
In the above example, all components are prefabricated at the factory. The steel pipe 4 and the vertical connecting plate 7 are butt-welded on the reinforcing ring plate 6; the flange ring plate 10 and the reinforcing ring plate 6 are spliced through high-strength bolts 12 corresponding to the through holes 11; hoisting the concrete-filled steel tubular column 1, and sleeving the anchor bolt 14 in the anchor hole 13 of the concrete-filled steel tubular column 1 to complete splicing of the concrete-filled steel tubular column 1 and the node area 3; hoisting the H-shaped steel beam 2 in place, and splicing an upper flange and a lower flange of the H-shaped steel beam 2 on the overhanging section 5 of the reinforcing ring plate 6 through the flange splicing plate 16; and the web plate of the H-shaped steel beam 2 is butted with the vertical connecting plate 7 through the web plate splicing plate 17. If the column or the beam needs to be disassembled and replaced, the H-shaped steel beam 2 can be separated from the node area 3 by disassembling the flange splicing plates 16 and the web splicing plates 17; the separation of the concrete filled steel tubular column 1 from the node areas 3 can be achieved by detaching the anchor bolts 14.
As described above, the present invention can be realized well, and the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; all equivalent changes and modifications made according to the present invention are intended to be covered by the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a detachable girder steel-concrete filled steel tubular column punching connected node, its characterized in that, includes concrete filled steel tubular column, H shaped steel roof beam and node area, and the one end of concrete filled steel tubular column is equipped with the flange crown plate, the node area includes the steel pipe, link up the vertical connecting plate of steel pipe, and steel pipe top and below all are equipped with the beaded finish plate, all through welded fastening between steel pipe, the vertical connecting plate and the beaded finish plate, pours ultra high performance concrete in the steel pipe, and the flange crown plate is connected with the beaded finish plate, and four H shaped steel roof beams are the cross and fix on the node area.
2. The detachable steel beam-concrete filled steel tube column feed-through connection node as claimed in claim 1, wherein the vertical connection plate comprises two steel plates which are perpendicular to each other and are welded and fixed, the perpendicular point of the vertical connection plate is located in the steel tube, and both sides of the two steel plates penetrate through the steel tube.
3. A demountable steel beam-concrete filled steel tubular column feed-through connection node according to claim 1, wherein said reinforcing ring plate is provided with four overhanging sections, two adjacent overhanging sections being perpendicular to each other.
4. The detachable steel beam-concrete filled steel tubular column feed-through connection node as claimed in claim 1, wherein the concrete filled steel tubular column is welded to a flange ring plate, the flange ring plate and the reinforcement ring plate are provided with matching through holes, and the flange ring plate and the reinforcement ring plate are connected through high-strength bolts.
5. The detachable steel beam-concrete filled steel tubular column center-penetrating connecting node as claimed in claim 1, wherein said steel tube has a plurality of mounting holes, said mounting holes have anchor bolts, said concrete filled steel tubular column has a plurality of anchor holes corresponding to said anchor bolts, said anchor bolts pass through said reinforcement ring plate and said flange ring plate and are sleeved with said concrete filled steel tubular column.
6. The detachable steel beam-concrete filled steel tube column penetrating connection node as claimed in claim 4, wherein the flanges of the H-shaped steel beam and the overhanging sections of the reinforcement ring plates are connected through flange splicing plates, and the flange splicing plates and the flanges, and the flange splicing plates and the reinforcement ring plates are fixed through high-strength bolts.
7. The detachable steel beam-steel tubular concrete column feed-through connection node as claimed in claim 4, wherein the web plate of the H-shaped steel beam is connected with the vertical connection plate through a web plate splice plate, and the web plate splice plate and the web plate, and the web plate splice plate and the vertical connection plate are fixed by high-strength bolts.
8. The demountable steel beam-steel tube concrete column feed-through connection node of claim 1, wherein the ultra-high performance concrete is a cement-based composite material comprising cement, fine sand, fine ground quartz sand powder, mineral admixture, high efficiency water reducing agent and steel fiber, and the volume fraction of the steel fiber is 2-5%.
9. The demountable steel beam-concrete filled steel tubular column feed-through connection node of claim 1, wherein the cross-sectional shape of the concrete filled steel tubular column is circular or rectangular, and the cross-sectional shapes of the steel tube and the reinforcement ring plate are the same as the cross-sectional shape of the concrete filled steel tubular column.
10. The demountable steel beam-concrete filled steel tubular column feed-through connection node of claim 1, wherein the concrete filled steel tubular column is arranged vertically, and the H-shaped steel beam is arranged horizontally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406669.9U CN210086505U (en) | 2019-03-28 | 2019-03-28 | Detachable steel beam-steel core concrete column punching type connecting node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406669.9U CN210086505U (en) | 2019-03-28 | 2019-03-28 | Detachable steel beam-steel core concrete column punching type connecting node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210086505U true CN210086505U (en) | 2020-02-18 |
Family
ID=69472868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920406669.9U Active CN210086505U (en) | 2019-03-28 | 2019-03-28 | Detachable steel beam-steel core concrete column punching type connecting node |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210086505U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881789A (en) * | 2019-03-28 | 2019-06-14 | 华南理工大学 | A kind of dismountable girder steel-steel core concrete column punching connecting node |
| CN111749343A (en) * | 2020-07-15 | 2020-10-09 | 湖南轻宅信息科技有限公司 | Mounting method of detachable assembled steel structure house |
-
2019
- 2019-03-28 CN CN201920406669.9U patent/CN210086505U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881789A (en) * | 2019-03-28 | 2019-06-14 | 华南理工大学 | A kind of dismountable girder steel-steel core concrete column punching connecting node |
| CN111749343A (en) * | 2020-07-15 | 2020-10-09 | 湖南轻宅信息科技有限公司 | Mounting method of detachable assembled steel structure house |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109881789A (en) | A kind of dismountable girder steel-steel core concrete column punching connecting node | |
| CN111997193A (en) | Assembly type prefabricated beam column connecting joint and construction method | |
| CN211873350U (en) | Assembled type through bolt unequal-height beam-square steel tube concrete column joint structure | |
| CN110593419A (en) | Assembled type through bolt unequal-height beam-square steel tube concrete column joint structure and manufacturing method | |
| CN2390933Y (en) | Square steel pipe concrete beam and column jointing gusset | |
| CN210086505U (en) | Detachable steel beam-steel core concrete column punching type connecting node | |
| CN113653235A (en) | Laminated slab, connecting structure of laminated slab and combination beam and construction method | |
| CN114922286A (en) | Assembly type replaceable energy consumption hybrid connection node and installation method | |
| CN109577492B (en) | Connecting structure for section steel part wrapped concrete column and reinforced concrete beam node | |
| CN111749364B (en) | Assembled composite wall based on C-shaped steel and construction method thereof | |
| CN212336419U (en) | Assembled composite wall based on steel pipe | |
| CN101435237A (en) | Novel hollow combined board | |
| CN211396201U (en) | Connection structure of embedded steel beam and prefabricated composite floor slab | |
| CN219527957U (en) | Concrete module box | |
| CN209260922U (en) | Band girder rib laminated floor slab pre-tensioning system connecting joint structure | |
| CN212836086U (en) | Assembled composite wall based on H shaped steel | |
| CN113863494A (en) | Assembly type concrete beam column connecting node and mounting method thereof | |
| CN204081090U (en) | The node component of a kind of U-shaped steel-concrete combination beam and special-shaped steel pipe concrete post | |
| CN217840299U (en) | Assembled replaceable energy-consumption hybrid connection node | |
| CN216195405U (en) | Assembled concrete beam column connected node | |
| CN217734445U (en) | Assembled steel-precast concrete combined shear wall | |
| CN220267014U (en) | Partially-poured H-shaped steel concrete composite beam | |
| CN213539882U (en) | Middle node of steel pipe concrete column H-shaped steel beam support pi-shaped connecting side column | |
| CN212772881U (en) | Light-duty building structure of rapid Assembly formula | |
| CN210508042U (en) | Prefabricated cylinder structure of assembled combination |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |