CN101117821B - Steel pipe coal gangue concrete beam column joint - Google Patents
Steel pipe coal gangue concrete beam column joint Download PDFInfo
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- CN101117821B CN101117821B CN2007100119877A CN200710011987A CN101117821B CN 101117821 B CN101117821 B CN 101117821B CN 2007100119877 A CN2007100119877 A CN 2007100119877A CN 200710011987 A CN200710011987 A CN 200710011987A CN 101117821 B CN101117821 B CN 101117821B
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- steel pipe
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- ring
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 85
- 239000010959 steel Substances 0.000 title claims abstract description 85
- 239000004567 concrete Substances 0.000 title claims abstract description 62
- 239000003245 coal Substances 0.000 title claims description 33
- 230000003014 reinforcing effect Effects 0.000 claims description 37
- 238000012546 transfer Methods 0.000 claims description 7
- 239000011150 reinforced concrete Substances 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims description 4
- 210000003205 muscle Anatomy 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 11
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 239000004566 building material Substances 0.000 abstract description 2
- 239000010879 coal refuse Substances 0.000 abstract 8
- 238000011160 research Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
A steel tube coal refuse concrete beam and column joint relates to a concrete beam and column joint. The steel tube coal refuse concrete beam and column joint is composed of coal refuse concrete and a column and beam composed of a round steel tube or a reinforced steel bar coal refuse concrete beam. An industrial waste-coal refuse is taken as aggregate; the joints include a reinforced steel bar cross-core joint, a loop beam joint and a steel tube coal refuse concrete column and beam joint. The present invention employs self-ignition coal refuse as light aggregate. The production technology is simple, and only needs to break up coal refuse and screen to the required size fraction, and has the advantages of less production investment, low cost, reduced structure deadweight and cost; saving building material and increasing effectively used area; fast construction rate, reduce labor force fee, machinery fee, management fee, etc.
Description
Technical field
The present invention relates to a kind of steel tube concrete beam and column node, particularly relate to a kind of steel pipe coal gangue concrete beam column joint.
Background technology
Steel core concrete column utilizes steel pipe and two kinds of materials of concrete at loading process compound action each other, give full play to the advantage of these two kinds of materials, concrete fragility is greatly improved, and avoid or delay steel pipe generation cripling, make steel core concrete column total bearing capacity height, plasticity and good toughness.In the highrise building of earthquake zone, use steel core concrete column at present, can solve the brittle fracture problem of ordinary reinforced concrete post, thereby relax the ratio of axial compressive force to axial compressive ultimate capacity of section restriction, utilize the constraint of steel pipe simultaneously to core concrete, increase substantially concrete intensity, reduce the sectional dimension of post, lower the cost of engineering.Successively issued at present the design discipline of relevant encased structures, mainly contained JCJ01-89:(1989 by national building materials general bureau, the Ministry of Construction, State Economic and Trade Commission and The General Logistics Department of PLA promulgation), CECS28:90 (1992), DL/T5085-1999 and GJB (1999).China adopts the highrise building of encased structures to emerge in an endless stream, adopting first highrise building of concrete filled steel tube is Quanzhou, Fujian post and telecommunications mansion, high 87.5m, the frame column that the bottom is 3 layers has adopted Φ 800 * 10, and the steel core concrete column of C30 built up in nineteen ninety, because the pillar cross section is little, enlarged usage space, construction simultaneously is also convenient, thereby has obtained favorable economic benefit.After this project, adopt the highrise building of encased structures to have: beneficial mansion or the like is resided abroad in Fukang, Xiamen mansion, Xiamen Jin Yuan mansion, the good fine horse mansion in Guangdong Huizhou city, Foochow.What deserves to be mentioned is, the match lattice square in Shenzhen, it is the high building that adopts the encased structures system in the world, and structure height is 300m nearly, and it indicates that also China is in the leading level in the world about the research and the application of encased structures.But the present connected node of steel core concrete column and normal reinforced concrete beam plate or prestress concrete girder slab still is left to be desired and improves.Its main joint form has various ways such as the ring type of reinforcement node, vertically-displacable node, ring beam joint.
The gangue comprehensive utilization is the importance of comprehensive utilization of resources, is the inevitable choice of China's energy resource structure, also is one of important measures of implementing the strategy of sustainable development.The guiding theory of Tenth Five-Year Plan Period China's gangue comprehensive utilization is: adhere to market-oriented, with the forerunner of technology, with the benefit is the center, principle with enterprises as principal components, strengthen policy guide, rely on technological progress, strengthen scientific management, suit measures to local conditions, actively utilize, multiple use, stress practical results, increase substantially utilization rate, strive for from " stacking is main " transformation to " to use ", realize that economic benefit, social benefit and environmental benefit are unified mutually, promote the sustainable development of socio-economy.By 2005, national gangue comprehensive utilization ratio strove bringing up to 60%.And the main aspect of the comprehensive utilization of gangue produces constructional materials exactly, comprises producing lightweight aggregate, building product etc.At present, research about steel-this green combining structure of gangue concrete, aspect the research of steel pipe coal gangue concrete post, profiled sheet-gangue concrete composite floor, obtained abundant achievement in research, and in actual engineering, obtained application, obtained considerable economic and social benefit; To the research of steel pipe coal gangue concrete post node, still belong to blank at home and abroad.
Summary of the invention
The object of the present invention is to provide a kind of steel pipe coal gangue concrete beam column joint, the post that this node is made of coal gangue concrete and round steel pipe is formed with girder steel or reinforcing bar coal gangue concrete beam, utilizes industrial waste-bastard coal masonry aggregate.Its joint form comprises reinforcing bar vertically-displacable node, ring beam joint and gangue concrete filled steel tube post and girder steel node.
The objective of the invention is to be achieved through the following technical solutions:
Steel pipe coal gangue concrete beam column joint is made up of with girder steel or reinforcing bar coal gangue concrete beam the post that coal gangue concrete and round steel pipe constitute, and utilizes industrial waste-bastard coal masonry aggregate; Its node comprises reinforcing bar vertically-displacable node, ring beam joint and gangue concrete filled steel tube post and girder steel joint form.
Aforesaid steel pipe coal gangue concrete beam column joint, its reinforcing bar vertically-displacable node are to adopt the upper and lower reinforcing bar that respectively passes directly as the vertical muscle of concrete beam in node area, promptly go up reinforcing ring and following reinforcing ring; Simultaneously outside the steel pipe arm the vertical ribbed panel of face down bonding with Transfer of Shear; Have the steel pipe walls perforate on the steel pipe walls.
Aforesaid steel pipe coal gangue concrete beam column joint, its ring beam formula node are provided with a reinforced concrete circle beam around steel pipe and are used to transmit moment of flexure; At ring beam middle part or the bottom steel tube outer surface paste weldering one steel hoop, be anti-shear ring, node is not provided with the punching member.
Aforesaid steel pipe coal gangue concrete beam column joint, it strengthens the ring type node is two rings about the steel pipe outside weld, the top flange of girder steel and bottom flange direct and last reinforcing ring and the welding of following reinforcing ring, web directly links to each other with steel pipe walls.
Aforesaid steel pipe coal gangue concrete beam column joint, adding the bracket node at the bottom of its reinforcing ring is to be welded with bracket at the position that the bottom flange of reinforcing ring node beam links to each other with steel pipe walls.
Advantage of the present invention and effect are:
1. economic benefit: self-igniting coal gangue is as lightweight aggregate, and production technology is simple, only need broken simply, sieve into required grade, the production small investment, cost is low, reduces dead load, reduces cost; Save constructional materials, increase effective usable floor area; Speed of application is fast, has reduced labour cost, machinery expense, management fee etc.
2. social, environmental benefit: gangue is the abundant secondary resources of reserves, and long-term accumulation not only takies a large amount of arable lands but also contaminated environment, and necessity of improvement is arranged greatly.Adopting self-igniting coal gangue to replace the normal sands masonry is the structure lightweight aggregate, save the sandstone non-renewable resources, compare concrete amount with reinforced concrete structure and greatly reduce, reduced that contained chemical element is to the pollution of surrounding environment in the concrete, the quantity of future architecture rubbish reduces in a large number; Release steel-coal gangue concrete combined structure system, for development green building, raising human settlement quality contribute.
Description of drawings
Fig. 1 is the front view of reinforcing bar vertically-displacable joint form of the present invention;
Fig. 2 is the vertical view of reinforcing bar vertically-displacable joint form of the present invention;
Fig. 3 is the structural representation of ring beam joint form of the present invention;
Fig. 4 strengthens the front view of ring type joint form for the present invention;
Fig. 5 strengthens the vertical view of ring type joint form for the present invention;
Fig. 6 adds bracket formula node structure front view at the bottom of the reinforcing ring of the present invention;
Fig. 7 adds bracket formula node structure vertical view at the bottom of the reinforcing ring of the present invention.
The specific embodiment
The present invention is described in detail with reference to the accompanying drawings.
The post that node of the present invention is made of coal gangue concrete and round steel pipe is formed with girder steel or reinforcing bar coal gangue concrete beam, and it utilizes industrial waste-coal gangue subculture for normal sands masonry aggregate.
Purpose to better implement the present invention, the present invention studies several principal modes such as reinforcing bar vertically-displacable node, ring beam joint and gangue concrete filled steel tube post and girder steel nodes.
As shown in the figure, reinforcing bar vertically-displacable node is to adopt the upper and lower reinforcing bar that respectively passes directly as the vertical muscle of concrete beam in node area, promptly goes up reinforcing ring 3 and following reinforcing ring 4.Simultaneously outside the steel pipe arm the vertical ribbed panel of face down bonding 1 with Transfer of Shear.Have steel pipe walls perforate 2 on the steel pipe walls, because the existence of punching member makes beam-ends internal force be delivered to core concrete effectively, thereby improved the integral rigidity and the anti-seismic performance of structure.This node is the node of gangue concrete filled steel tube post and coal gangue concrete beam.
As shown in the figure, ring beam formula node is the improvement to steel plate reinforcing ring node, and its form is around steel pipe one reinforced concrete circle beam to be set to be used to transmit moment of flexure; At ring beam middle part or the bottom steel tube outer surface paste weldering one steel hoop, be anti-shear ring 5, be used for Transfer of Shear.Node is not provided with any punching member, and the beam-ends shearing is given core concrete through the tube wall indirect transfer; The pulling force of beam-ends longitudinal reinforcement also is an indirect transfer.This node is the node of gangue concrete filled steel tube post and coal gangue concrete beam.
As shown in the figure, strengthening the ring type node is two rings about the steel pipe outside weld, is used for transmitting the beam-ends moment of flexure, the top flange 6 of girder steel and bottom flange 7 direct and last reinforcing rings and the welding of following reinforcing ring, and web 8 directly links to each other to come the transfer beams end shear with steel pipe walls.This node is the node of gangue concrete filled steel tube post and girder steel.
As shown in the figure, adding the bracket node at the bottom of the reinforcing ring, is the position weldering bracket 9 that links to each other with steel pipe walls in the bottom flange of reinforcing ring node beam, is used for improving the intensity of beam.This node is the node of gangue concrete filled steel tube post and girder steel.
Claims (5)
1. steel pipe coal gangue concrete beam column joint is characterized in that, is made up of with girder steel or reinforcing bar coal gangue concrete beam the post that coal gangue concrete and round steel pipe constitute, and utilizes industrial waste-bastard coal masonry aggregate; Its node comprises reinforcing bar vertically-displacable node, ring beam joint and gangue concrete filled steel tube post and girder steel joint form.
2. steel pipe coal gangue concrete beam column joint according to claim 1 is characterized in that, reinforcing bar vertically-displacable node is to adopt the upper and lower reinforcing bar that respectively passes directly as the vertical muscle of concrete beam in node area, promptly goes up reinforcing ring (3) and following reinforcing ring (4); Simultaneously outside the steel pipe arm the vertical ribbed panel of face down bonding (1) with Transfer of Shear; Have steel pipe walls perforate (2) on the steel pipe walls.
3. steel pipe coal gangue concrete beam column joint according to claim 1 is characterized in that, ring beam formula node is provided with a reinforced concrete circle beam around steel pipe and is used to transmit moment of flexure; At ring beam middle part or the bottom steel tube outer surface paste weldering one steel hoop, be anti-shear ring (5), node is not provided with the punching member.
4. steel pipe coal gangue concrete beam column joint according to claim 1, it is characterized in that, strengthening the ring type node is two rings about the steel pipe outside weld, directly weld with last reinforcing ring (3) and following reinforcing ring (4) top flange of girder steel (6) and bottom flange (7), and web (8) directly links to each other with steel pipe walls.
5. steel pipe coal gangue concrete beam column joint according to claim 1 is characterized in that, adding the bracket node at the bottom of the reinforcing ring is to be welded with bracket (9) at the position that the bottom flange (7) of reinforcing ring node beam links to each other with steel pipe walls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100119877A CN101117821B (en) | 2007-07-06 | 2007-07-06 | Steel pipe coal gangue concrete beam column joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100119877A CN101117821B (en) | 2007-07-06 | 2007-07-06 | Steel pipe coal gangue concrete beam column joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101117821A CN101117821A (en) | 2008-02-06 |
| CN101117821B true CN101117821B (en) | 2010-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100119877A Expired - Fee Related CN101117821B (en) | 2007-07-06 | 2007-07-06 | Steel pipe coal gangue concrete beam column joint |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103541507A (en) * | 2013-09-23 | 2014-01-29 | 沈阳建筑大学 | Special-shaped section steel tube gangue concrete core column |
| CN103541506A (en) * | 2013-09-23 | 2014-01-29 | 沈阳建筑大学 | Special-shaped section steel rib gangue concrete column |
| CN106836491B (en) * | 2017-03-29 | 2018-02-09 | 长安大学 | A kind of high strength steel pipe concrete column girder connection structure and its construction method |
| CN113843541A (en) * | 2021-07-23 | 2021-12-28 | 杭萧钢构(广东)有限公司 | Steel pipe column reinforcing method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4199907A (en) * | 1978-08-23 | 1980-04-29 | Westinghouse Electric Corp. | Panel joint |
| CN2268068Y (en) * | 1996-06-11 | 1997-11-19 | 阜新市房产建筑构件厂 | Cold-rolled ribbed reinforced coal-gangue concrete integral floorslab |
| CN2315174Y (en) * | 1997-11-04 | 1999-04-21 | 阜新市房产建筑构件厂 | Light composite gangue concrete whole room plate |
| CN201071548Y (en) * | 2007-07-06 | 2008-06-11 | 沈阳建筑大学 | Steel pipe coal gangue concrete beam column node |
-
2007
- 2007-07-06 CN CN2007100119877A patent/CN101117821B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4199907A (en) * | 1978-08-23 | 1980-04-29 | Westinghouse Electric Corp. | Panel joint |
| CN2268068Y (en) * | 1996-06-11 | 1997-11-19 | 阜新市房产建筑构件厂 | Cold-rolled ribbed reinforced coal-gangue concrete integral floorslab |
| CN2315174Y (en) * | 1997-11-04 | 1999-04-21 | 阜新市房产建筑构件厂 | Light composite gangue concrete whole room plate |
| CN201071548Y (en) * | 2007-07-06 | 2008-06-11 | 沈阳建筑大学 | Steel pipe coal gangue concrete beam column node |
Non-Patent Citations (4)
| Title |
|---|
| 刘富玲，闫瑾，赵明.煤矸石混凝土护筋性能的研究.河南科学18 2.2000,18(2),198-201. |
| 刘富玲,闫瑾,赵明.煤矸石混凝土护筋性能的研究.河南科学18 2.2000,18(2),198-201. * |
| 李帼昌，龙海波，王兆强.钢管煤矸石混凝土轴压中长柱的非弹性屈曲荷载.沈阳建筑大学学报（自然科学版）20 4.2004,20(4),291-293. |
| 李帼昌,龙海波,王兆强.钢管煤矸石混凝土轴压中长柱的非弹性屈曲荷载.沈阳建筑大学学报(自然科学版)20 4.2004,20(4),291-293. * |
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| CN101117821A (en) | 2008-02-06 |
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