CN106638942A - Coating-tube-binder steel-tube-recycled-concrete-column and steel-girder connecting joint and construction method - Google Patents

Coating-tube-binder steel-tube-recycled-concrete-column and steel-girder connecting joint and construction method Download PDF

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Publication number
CN106638942A
CN106638942A CN201611253801.4A CN201611253801A CN106638942A CN 106638942 A CN106638942 A CN 106638942A CN 201611253801 A CN201611253801 A CN 201611253801A CN 106638942 A CN106638942 A CN 106638942A
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CN
China
Prior art keywords
steel
steel pipe
tube
outside
girder
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.)
Pending
Application number
CN201611253801.4A
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Chinese (zh)
Inventor
刘坚
周观根
陈原
李高辉
于志伟
骆干
王永梅
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Guangzhou University
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Guangzhou University
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Publication date
Application filed by Guangzhou University filed Critical Guangzhou University
Priority to CN201611253801.4A priority Critical patent/CN106638942A/en
Publication of CN106638942A publication Critical patent/CN106638942A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/185Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material

Abstract

The invention relates to a coating-tube-binder steel-tube-recycled-concrete-column and steel-girder connecting joint and a construction method. The connecting joint comprises a steel-tube recycled concrete column, a steel girder, an internally-arranged steel tube, a coating tube binder and angle iron; the steel-tube recycled concrete column comprises a coating steel tube and recycled concrete with which the coating steel tube is filled, the steel-tube recycled concrete column is connected with the steel girder in a fastened mode through the angle iron, a joint area is formed at the connected position of the steel-tube recycled concrete column and the steel girder, the internally-arranged steel tube is located at the portion, located in the joint area, of the coating steel tube, and the portion, located in the joint area, of the coating steel tube is tightly bound by the coating tube binder in a surrounding mode while the coating tube binder is connected with a web of the steel girder in a fastened mode. No penetrating part exists in the steel-tube recycled concrete column and the joint area, and therefore convenience is brought to casting of the recycled concrete. The recycled concrete is cast in the steel tube column, energy can be saved, the environment can be protected, and recourses can be sustainable utilized. The connecting joint is economical, reliable, easy to manufacture and convenient to construct. On-site welding is avoided, connection of the joint is completely achieved with high-strength bolts, construction is more convenient, and meanwhile the possibility of brittle failure of a welded joint under the seismic effect is eliminated.

Description

Overcoat clamping tube type steel tube regeneration concrete column and steel beam connecting joint and construction method
Technical field
The present invention relates to steel tube regeneration concrete column reinforcing joint connection creative utilization technical field, and in particular to a kind of overcoat folder Tubular type steel tube regeneration concrete column and steel beam connecting joint and construction method.
Background technology
Energy-conserving and environment-protective be building structure development a kind of trend, regeneration concrete be discarded concrete is processed again after A kind of green building material, the environmental protection advantage with resource circulation utilization, but comparatively have the defect on material in itself. Steel tube confinement regeneration concrete not only possesses the good mechanical property of combining structure, compensate on regeneration concrete material property Deficiency, has also given full play to the advantage of resource circulation utilization.
Concrete filled steel tube since the advent of the world is more and more widely used in engineering construction with its superior mechanical property, such as Executive information systems, heavy duty industrial factory building, Longspan Bridge etc..Regeneration concrete is poured in steel pipe, regeneration is mixed Solidifying protection and constraint by peripheral steel pipe, so as to define steel tube regeneration mixed structure.Steel tube regeneration mixed structure is being obtained While similar to concrete filled steel tube excellent mechanical performances, the reproducible utilization of realizing discarded concrete has been reached again Purpose.
Steel tube regeneration concrete component in the structure generally as the post component born based on vertical load, in the structure Mechanical characteristic will be affected by other peripheral members and integral structural system, its mechanical property and working mechanism with it is single Component has certain difference, and node plays vital pivotal role in total system.At present, with regard to common steel tube The research of concrete beam and column node is achieved with substantial amounts of achievement, but joint form is still on the low side, and quantitative study and analysis are not still filled Point, the joint form of specification suggestion is still difficult to coordinate in terms of performance, construction and cost, can not simply be transplanted to certainly In steel tube regeneration xoncrete structure.
The content of the invention
In view of this, it is necessary to for above-mentioned problem, there is provided a kind of overcoat clamping tube type steel tube regeneration concrete column and steel Beam connecting node and construction method, the node has the features such as reasonable power transmission, economic and reliable, simple structure, easy construction, and And it is similar to the bean column node of ordinary reinforced concrete structure in shape, building be can well meet and function and decoration used Appearance design is required, while reaching the purpose of " environmental protection, energy-conservation, reduction of discharging " using discarded concrete.
The purpose of the present invention is realized by following proposal:
Overcoat clamping tube type steel tube regeneration concrete column and steel beam connecting joint, including it is steel tube regeneration concrete column, girder steel, interior Steel pipe, overcoat clamp and angle steel are put, steel tube regeneration concrete column includes the regeneration concrete of outside steel pipe and its interior filling, steel pipe Regeneration concrete post is fastenedly connected with girder steel by angle steel, and the two intersection forms nodes domains, and built-in steel pipe is located at nodes domains Outside steel pipe in, the outside steel pipe that overcoat clamp is lived at nodes domains around lock ring with the web of girder steel while be fastenedly connected.
Preferably, built-in steel pipe from the top edge and following genesis of nodes domains respectively upwards, extend downwardly certain length, it is interior The extending part and outside steel pipe, angle steel for putting steel pipe is fastenedly connected.
Preferably, the overcoat clamp has an annular position, and the two ends at annular position are connection flat board, annular position Outside outside steel pipe at nodes domains, connection flat board is connected lock ring with steel beam web plate by high-strength bolt.
Preferably, the connecting node have two girder steels and two overcoat clamps, two girder steels it is relative be arranged on steel pipe On regeneration concrete post, the relative lock ring of two overcoat clamps is outside outside steel pipe, and relative connection flat board is tight with steel beam web plate It is solidly connected.
Preferably, outer perimeter of the interior girth at overcoat clamp annular position less than or equal to outside steel pipe.
Preferably, the mating shapes of the shape of overcoat clamp, angle steel and girder steel and outside steel pipe.Such as the outside steel pipe For polygonal steel pipe, the opening of the overcoat clamp is polygon.And for example the outside steel pipe is circular or oval steel Pipe, the opening of the overcoat clamp is arc.
Preferably, outside steel pipe and built-in steel pipe are tensile strength standard value more than 200N/mm2Seamless steel pipe or weldering Connect steel pipe.
Preferably, described being fastenedly connected is connected using high-strength bolt.
The overcoat clamping tube type steel tube regeneration concrete column and the construction method of steel beam connecting joint, comprise the steps:
S1, the built-in steel pipe of positioning so as in the outside steel pipe at nodes domains;
S2, positioning wrap clamp so as to outside outside steel pipe of the lock ring at nodes domains;
S3, the connection flat board and steel beam web plate of overcoat clamp are fastenedly connected;
S4, angle steel is fastenedly connected with built-in steel pipe, outside steel pipe, and lower flange on angle steel and girder steel is fastenedly connected;
S5, pour in outside steel pipe regeneration concrete.
Compared with prior art, the invention has the advantages that:
(1) this connecting node is varied rigid link, allows node that a range of corner occurs under severe earthquake action and becomes Shape, to consume more multi-energy, protection node and building.Without punching part in steel tube regeneration concrete column and in nodes domains, It is convenient to pour regeneration concrete.Regeneration concrete is poured in steel pipe column, is conducive to energy-conserving and environment-protective and the sustainable use of resource.
(2) overcoat clamp and built-in steel pipe strengthen the effect of contraction to steel pipe and core regeneration concrete, improve section The stress and anti-seismic performance of point, solves high-strength bolt and is difficult construction and conventional monolateral bolt connection node steel pipe in node district Easily there is a difficult problem for evagination deformation due to lacking protection in post jamb.
(3) economic and reliable, make simple, easy construction.Scene need not be welded, and node is all connected using high-strength bolt Connect, construct more convenient, while eliminating the possibility that weld seam occurs brittle break under geological process.
(4) it is similar to the bean column node of ordinary reinforced concrete structure in shape, without floor design, space availability ratio Greatly, configuration design is more reasonable, can well meet the appearance design requirement that building uses function and decoration, is easy to promote.
Description of the drawings
Fig. 1 is the connecting node schematic perspective view of embodiment 1.
Fig. 2 is the longitudinal sectional view of Fig. 1.
Fig. 3 is the top view of Fig. 1.
Fig. 4 is the connecting node longitudinal sectional view of embodiment 2.
Fig. 5 is the connecting node top view of embodiment 2.
Reference is:
Steel tube regeneration concrete column 1, girder steel 2, built-in steel pipe 3, overcoat clamp 4, angle steel 5, outside steel pipe 11 regenerates coagulation Soil 12, top flange 21, lower flange 22, steel beam web plate 23, annular position 41 connects flat board 42, high-strength bolt 6.
Specific embodiment
In order to better illustrate the present invention, it is described further with reference to the accompanying drawings and detailed description.
Embodiment 1
As Figure 1-3, overcoat clamping tube type steel tube regeneration concrete column and steel beam connecting joint, including steel tube regeneration coagulation 1, girder steel 2 of earth pillar, 3, overcoat clamp 4 of built-in steel pipe and angle steel 5.Steel tube regeneration concrete column includes outside steel pipe 11 With regeneration concrete 12, regeneration concrete 12 is filled in outside steel pipe 11.Steel tube regeneration concrete column 1 is handed over both girder steels 2 Nodes domains are formed at remittance, built-in steel pipe 3 is located in the outside steel pipe 11 at nodes domains.Top edge of the built-in steel pipe 3 from nodes domains With following genesis respectively upwards, extend downwardly certain length, extending part is fastenedly connected with outside steel pipe 11, angle steel 5.
Steel tube regeneration concrete column 1 is fastenedly connected with girder steel 2 by angle steel 5,22 points of the top flange 21 and lower flange of girder steel Be not fastenedly connected with the level board of angle steel by high-strength bolt 6, the vertical plate of angle steel by high-strength bolt 6 and outside steel pipe 11 and Built-in steel pipe 3 is fastenedly connected.
The overcoat clamp 4 has an annular position 41, and annular position 41 is the annulus with opening, the two ends of opening To connect flat board 42, outside outside steel pipe 11 at nodes domains, connection flat board 42 passes through the lock ring of annular position 41 with steel beam web plate 23 High-strength bolt 6 connects, and the interior girth at annular position 41 is equal to the outer perimeter of outside steel pipe 11.The opening size at annular position 41 etc. In the thickness of steel beam web plate 23, the height at annular position 41 is equal to the height of steel beam web plate 23.
In the present embodiment, outside steel pipe 11 is round steel pipe, and external diameter is 500mm, and wall thickness is 8mm.Regeneration concrete is old There is the discarded concrete produced by the structures such as building, structures, road, bridge to form through re-working, strength grade is C35.Built-in steel pipe 3 is also round steel pipe, and from the top edge and following genesis of nodes domains respectively upwards, extend downwardly 300mm, Built-in steel pipe 3 is connected with top angle steel and bottom angle steel in extending part by high-strength bolt 6.The vertical plate length of side of angle steel 5 is 150mm, level board length of side 250mm, angle steel is bent by steel plate and is formed, it is impossible to welded with two blocks of steel plates.Outside steel pipe, built-in steel pipe Q235B steel, outside steel pipe and built-in steel pipe are adopted to be tensile strength standard value more than 200N/mm with the steel such as girder steel2 Seamless steel pipe or welded still pipe.High-strength bolt grade 8.8S, diameter M16.
The overcoat clamping tube type steel tube regeneration concrete column and the construction method of steel beam connecting joint, comprise the steps:
S1, the built-in steel pipe of positioning so as in the outside steel pipe at nodes domains;
S2, positioning wrap clamp so as to outside outside steel pipe of the lock ring at nodes domains;
S3, the connection flat board and steel beam web plate of overcoat clamp are fastenedly connected;
S4, angle steel is fastenedly connected with built-in steel pipe, outside steel pipe, and lower flange on angle steel and girder steel is fastenedly connected;
S5, pour in outside steel pipe regeneration concrete.
Embodiment 2
As illustrated in figures 4-5, overcoat clamping tube type steel tube regeneration concrete column and steel beam connecting joint, including steel tube regeneration coagulation 1, two girder steels 2 of earth pillar, 3, two overcoat clamps 4 of built-in steel pipe and angle steel 5.Steel tube regeneration concrete column includes outside steel pipe 11 With regeneration concrete 12, regeneration concrete 12 is filled in outside steel pipe 11.Two relative steel tube regenerations that are arranged on of girder steel 2 are mixed On solidifying earth pillar 1, steel tube regeneration concrete column 1 forms nodes domains with both girder steels 2 intersection, and built-in steel pipe 3 is located at nodes domains Outside steel pipe 11 in.Built-in steel pipe 3 from the top edge and following genesis of nodes domains respectively upwards, extend downwardly certain length, Extending part is fastenedly connected with outside steel pipe 11, angle steel 5.
Steel tube regeneration concrete column 1 is fastenedly connected with girder steel 2 by angle steel 5,22 points of the top flange 21 and lower flange of girder steel Be not fastenedly connected with the level board of angle steel by high-strength bolt 6, the vertical plate of angle steel by high-strength bolt 6 and outside steel pipe 11 and Built-in steel pipe 3 is fastenedly connected.
The overcoat clamp 4 has an annular position 41, and the two ends at annular position 41 are connection flat board 42.Two overcoats Outside outside steel pipe 11, relative connection flat board 42 is with steel beam web plate 23 by high-strength for the relative lock ring in the annular position 41 of clamp Bolt 6 connects., less than the outer perimeter of outside steel pipe 11, the height at annular position 41 is equal to girder steel abdomen for the interior girth at annular position 41 The height of plate 23.
In the present embodiment, outside steel pipe 11 is round steel pipe, and external diameter is 500mm, and wall thickness is 8mm.Regeneration concrete is old There is the discarded concrete produced by the structures such as building, structures, road, bridge to form through re-working, strength grade is C35.Built-in steel pipe 3 is also round steel pipe, and from the top edge and following genesis of nodes domains respectively upwards, extend downwardly 300mm, Built-in steel pipe 3 is connected with top angle steel and bottom angle steel in extending part by high-strength bolt 6.The vertical plate length of side of angle steel 5 is 150mm, level board length of side 250mm, angle steel is bent by steel plate and is formed, it is impossible to welded with two blocks of steel plates.Outside steel pipe, built-in steel pipe Q235B steel, outside steel pipe and built-in steel pipe are adopted to be tensile strength standard value more than 200N/mm with the steel such as girder steel2 Seamless steel pipe or welded still pipe.High-strength bolt grade 8.8S, diameter M16.
The overcoat clamping tube type steel tube regeneration concrete column and the construction method of steel beam connecting joint, comprise the steps:
S1, the built-in steel pipe of positioning so as in the outside steel pipe at nodes domains;
S2, positioning wrap clamp so as to outside outside steel pipe of the lock ring at nodes domains;
S3, the connection flat board and steel beam web plate of overcoat clamp are fastenedly connected;
S4, angle steel is fastenedly connected with built-in steel pipe, outside steel pipe, and lower flange on angle steel and girder steel is fastenedly connected;
S5, pour in outside steel pipe regeneration concrete.
Embodiment 3
The overcoat clamping tube type steel tube regeneration concrete column of the present embodiment and steel beam connecting joint and construction method, itself and enforcement Example 1 is essentially identical, and difference is that the outside steel pipe, built-in steel pipe are rectangular steel tube, the annular position of overcoat clamp Also it is the quadrangle with opening, matches with the size shape of outside steel pipe.Additionally, the shape of angle steel and girder steel end also with outward The size shape of Baogang's pipe matches.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but and Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art For, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the guarantor of the present invention Shield scope.Therefore, the protection domain of patent of the present invention should be defined by claims.

Claims (10)

1. overcoat clamping tube type steel tube regeneration concrete column and steel beam connecting joint, it is characterised in that including steel tube regeneration concrete Post, girder steel, built-in steel pipe, overcoat clamp and angle steel, steel tube regeneration concrete column includes the regeneration of outside steel pipe and its interior filling Concrete, steel tube regeneration concrete column is fastenedly connected with girder steel by angle steel, and the two intersection forms nodes domains, built-in steel pipe position In outside steel pipe at nodes domains, overcoat clamp is simultaneously tight with the web of girder steel around the outside steel pipe that lock ring is lived at nodes domains It is solidly connected.
2. connecting node according to claim 1, it is characterised in that the overcoat clamp has an annular position, ring The two ends at shape position are connection flat board, and outside outside steel pipe at nodes domains, connection flat board leads to annular position lock ring with steel beam web plate Cross high-strength bolt connection.
3. connecting node according to claim 1 and 2, it is characterised in that the connecting node has two girder steels and two Two girder steels of individual overcoat clamp are relative to be arranged on steel tube regeneration concrete column, and the relative lock ring of two overcoat clamps is in outsourcing Outside steel pipe, relative connection flat board is fastenedly connected with steel beam web plate.
4. connecting node according to claim 2, it is characterised in that the interior girth at overcoat clamp annular position is less than or equal to The outer perimeter of outside steel pipe.
5. connecting node according to claim 1, it is characterised in that the outside steel pipe is polygonal steel pipe, it is described outer The opening of set clamp is polygon.
6. connecting node according to claim 1, it is characterised in that the outside steel pipe is circular or oval steel pipe, The opening of the overcoat clamp is arc.
7. connecting node according to claim 1, it is characterised in that top edge and lower limb of the built-in steel pipe from nodes domains Rise respectively upwards, extend downwardly certain length, extending part and outside steel pipe, the angle steel of built-in steel pipe are fastenedly connected.
8. connecting node according to claim 1, it is characterised in that outside steel pipe and built-in steel pipe are tensile strength mark Quasi- value is more than 200N/mm2Seamless steel pipe or welded still pipe.
9. connecting node according to claim 1, it is characterised in that described being fastenedly connected is connected using high-strength bolt.
10. the construction of the overcoat clamping tube type steel tube regeneration concrete column described in any one of claim 1-9 and steel beam connecting joint Method, it is characterised in that comprise the steps:
S1, the built-in steel pipe of positioning so as in the outside steel pipe at nodes domains;
S2, positioning wrap clamp so as to outside outside steel pipe of the lock ring at nodes domains;
S3, the connection flat board and steel beam web plate of overcoat clamp are fastenedly connected;
S4, angle steel is fastenedly connected with built-in steel pipe, outside steel pipe, and lower flange on angle steel and girder steel is fastenedly connected;
S5, pour in outside steel pipe regeneration concrete.
CN201611253801.4A 2016-12-30 2016-12-30 Coating-tube-binder steel-tube-recycled-concrete-column and steel-girder connecting joint and construction method Pending CN106638942A (en)

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CN201611253801.4A CN106638942A (en) 2016-12-30 2016-12-30 Coating-tube-binder steel-tube-recycled-concrete-column and steel-girder connecting joint and construction method

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CN201611253801.4A CN106638942A (en) 2016-12-30 2016-12-30 Coating-tube-binder steel-tube-recycled-concrete-column and steel-girder connecting joint and construction method

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112922152A (en) * 2021-01-18 2021-06-08 罗洪湖 Steel pipe concrete beam column structure for building and manufacturing method thereof

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CN203878778U (en) * 2014-06-05 2014-10-15 山东科技大学 Concrete-filled rectangular steel tube column and steel beam steel bar type node with extended end plates
CN105064512A (en) * 2015-08-12 2015-11-18 广州大学 Connecting structure of circular steel tube concrete column and steel beam
CN105064503A (en) * 2015-08-12 2015-11-18 广州大学 Steel tube and core tube mixed structure
CN106121042A (en) * 2016-08-25 2016-11-16 中冶建筑研究总院有限公司 A kind of steel column flange form splicing node and installation method

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Publication number Priority date Publication date Assignee Title
JPH04203042A (en) * 1990-11-30 1992-07-23 Asahi Chem Ind Co Ltd Construction for jointing section for column and beam
CN203145197U (en) * 2013-04-16 2013-08-21 哈尔滨理工大学 Extension-type concrete filled steel tube beam column node device
CN103216006A (en) * 2013-04-25 2013-07-24 沈阳建筑大学 Fabricated type frame structure for concrete filled steel tubes
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CN106121042A (en) * 2016-08-25 2016-11-16 中冶建筑研究总院有限公司 A kind of steel column flange form splicing node and installation method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112922152A (en) * 2021-01-18 2021-06-08 罗洪湖 Steel pipe concrete beam column structure for building and manufacturing method thereof

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Application publication date: 20170510