CN105804246B - The assembly concrete-filled steel tube bean column node and its construction method of welding - Google Patents

The assembly concrete-filled steel tube bean column node and its construction method of welding Download PDF

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Publication number
CN105804246B
CN105804246B CN201610323201.4A CN201610323201A CN105804246B CN 105804246 B CN105804246 B CN 105804246B CN 201610323201 A CN201610323201 A CN 201610323201A CN 105804246 B CN105804246 B CN 105804246B
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CN
China
Prior art keywords
annulus
concrete
shaped steel
column
steel
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Expired - Fee Related
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CN201610323201.4A
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Chinese (zh)
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CN105804246A (en
Inventor
庄舟
庄一舟
李增锋
钱海敏
程俊峰
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Fuzhou University
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Fuzhou University
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Priority to CN201610323201.4A priority Critical patent/CN105804246B/en
Publication of CN105804246A publication Critical patent/CN105804246A/en
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Publication of CN105804246B publication Critical patent/CN105804246B/en
Expired - Fee Related 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 present invention relates to a kind of assembly concrete-filled steel tube bean column node of welding, including steel core concrete column, annulus is arranged with outside the steel core concrete column, the annulus the week side of boss is circumferentially disposed there are some reinforced beams;The invention further relates to a kind of construction method of the assembly concrete-filled steel tube bean column node of welding.Structure design of the present invention is simple, compact, reasonable, meets node items mechanical property, realizes the assembling of structure, improves the assembled speed of component, fully adapts to requirement and the feature of assembled system.

Description

The assembly concrete-filled steel tube bean column node and its construction method of welding
Technical field
The present invention relates to the assembly concrete-filled steel tube bean column node and its construction method of a kind of welding.
Background technology
At present, assembled architecture is easy to make with its as a kind of new construction technology, securely and reliably, cost-effective The characteristics of gradually approved by people, but in the connection of reinforced beam and steel core concrete column, due in steel column Portion can not carry out construction operation, and for the current methods of tie-beam and post mainly based on welding, operational procedure is complicated, it is not easy to realizes It is rigidly connected, and it is longer the time required to welding, the speed of application of total is constrained, in addition, substantial amounts of welding is easily produced Raw larger residual stress, influence the stress performance of node.
In addition, current assembled architecture by factory-made component, field-installed mode, shortens man-hour, still, The construction of bean column node is still taken time and effort, and the reliability of live reinforcing bar colligation is influenceed by the skills involved in the labour of worker, worker The quality that the deficiency of experience may result in joint reinforcing bar colligation is unstable, is unsuitable in fabricated construction.
The content of the invention
In view of the deficiencies in the prior art, the technical problems to be solved by the invention are to provide a kind of assembled steel of welding Pipe concrete bean column node and its construction method, it is not only reasonable in design, and be easily assembled.
In order to solve the above-mentioned technical problem, the technical scheme is that:A kind of assembly concrete-filled steel tube of welding Bean column node, including steel core concrete column, the steel core concrete column are arranged with annulus, the annulus week side ring outside To being disposed with some reinforced beams.
Preferably, the steel core concrete column includes steel pipe column, and concrete has been poured in the steel pipe column.
Preferably, the reinforced beam includes the I-shaped steel plate to stretch out, and the I-shaped steel plate is close The end set of annulus has that n fonts are raised, the raised upper arranged for interval of the n fonts have it is some passed through to reinforcing bar it is reserved Through hole, bearing of trend of the reinforcing bar along I-shaped steel plate are arranged and are fixed on n words through nut after it passes through reserved through hole In shape projection, some reinforcing bars are fixed on I-shaped steel plate through prefabricated stirrup again, the I-shaped steel plate, reinforcing bar and pre- Concrete has been poured outside stirrup processed.
Preferably, the annulus is integrated with some I-shaped steel plates and is made.
Preferably, the annulus includes stack shell and is arranged on the upper flange plate and lower flange at stack shell both ends, position The top of upper flange plate is extended in the reinforcing bar of the n fonts convex top.
Preferably, bolt assembly is arranged with the annulus between any two adjacent I-shaped steel plates, it is described Annulus is fixed on steel core concrete column by bolt assembly, and the bolt assembly includes at least one row along annulus axial direction The bolt of arrangement.
A kind of construction method of the assembly concrete-filled steel tube bean column node of welding, including any one above-mentioned welding Assembly concrete-filled steel tube bean column node, comprise the steps of:
(1)Casting concrete forms steel core concrete column in the steel pipe column;
(2)Annulus is arranged in the steel core concrete column and is fixed through bolt assembly, the week side of boss of the annulus Circumferentially disposed to have some I-shaped steel plates, the annulus is integrated with some I-shaped steel plates and is made;
(3)The I-shaped steel plate has n fonts raised in the end set close to annulus, in the n fonts projection Arranged for interval has some reserved through hole passed through to reinforcing bar, bearing of trend arrangement of the reinforcing bar along I-shaped steel plate and It is fixed in n font projections after passing through reserved through hole through nut, and some reinforcing bars are fixed on I-shaped through prefabricated stirrup again On steel plate, concrete is poured outside the I-shaped steel plate, reinforcing bar and prefabricated stirrup and has formed reinforced beam.
Compared with prior art, the invention has the advantages that:Structure design of the present invention is simple, compact, reasonable, Beam column junction uses fabricated technique, and beam is fixedly arranged on annulus, greatly reduces Site Welding to steel pipe The influence of concrete column;In addition, the reserved through hole on the I-shaped steel plate can be positioned with reinforcing bar during convenient construction, can be notable Lifting construction speed and assembled efficiency, reduce the configuration of live reinforcing bar and colligation of bean column node, and all components can be in work Factory completes prefabricated, and assembled and casting concrete at the scene is only needed during construction, have it is easy for construction, securely and reliably, significantly contracting Casual labourer's phase, it is cost-effective the advantages that.
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is the organigram of the embodiment of the present invention.
In figure:1- annulus, 2- steel pipe columns, 3- concrete, the I-shaped steel plates of 4-, 5-n fonts are raised, 6- reinforcing bars, 7- Reserved through hole, 8- nuts, the prefabricated stirrups of 9-, 10- bolt assemblies.
Embodiment
For features described above of the invention and advantage can be become apparent, special embodiment below, and coordinate accompanying drawing, make detailed Carefully it is described as follows.
As shown in figure 1, a kind of assembly concrete-filled steel tube bean column node of welding, including steel core concrete column, it is described Annulus 1 is arranged with outside steel core concrete column, the week side of boss of annulus 1 is circumferentially disposed there are some reinforced beams.
In embodiments of the present invention, the steel core concrete column includes steel pipe column 2, and coagulation has been poured in the steel pipe column 2 Soil 3.
In embodiments of the present invention, the reinforced beam includes the I-shaped steel plate 4 to stretch out, described I-shaped Steel plate 4 has a n fonts projection 5 in the end set close to annulus 1, in the n fonts projection 5 arranged for interval have it is some to The reserved through hole 7 that reinforcing bar 6 passes through, bearing of trend of the reinforcing bar 6 along I-shaped steel plate 4 are arranged and pass through reserved through hole at it It is fixed on after 7 through nut 8 in n fonts projection 5, some reinforcing bars 6 are fixed on I-shaped steel plate 4 through prefabricated stirrup 9 again, institute State and poured concrete outside I-shaped steel plate 4, reinforcing bar 6 and prefabricated stirrup 9.
In embodiments of the present invention, the annulus 1 is integrated with some I-shaped steel plates 4 and is made.
In embodiments of the present invention, the annulus 1 include stack shell and be arranged on the upper flange plate at stack shell both ends with Lower flange, the reinforcing bar 6 positioned at the top of n fonts projection 5 extend to the top of upper flange plate.
In embodiments of the present invention, it is arranged with spiral shell on the annulus 1 between any two adjacent I-shaped steel plates 4 Annulus 1 is fixed on the post of concrete filled steel tube 3 by bolt assembly 10, the bolt assembly 10, and the bolt assembly 10 includes extremely Few one arranges along the axial arranged bolt of annulus 1.
In embodiments of the present invention, the construction method of the assembly concrete-filled steel tube bean column node of a kind of welding, including The assembly concrete-filled steel tube bean column node of any one above-mentioned welding, is comprised the steps of:
(1)Casting concrete 3 forms steel core concrete column in the steel pipe column 2;
(2)Annulus 1 is arranged in the steel core concrete column and is fixed through bolt assembly 10, the annulus 1 The week side of boss is circumferentially disposed some I-shaped steel plates 4, and the annulus 1 is integrated with some I-shaped steel plates 4 and is made;
(3)The I-shaped steel plate 4 has n fonts projection 5, the n fonts projection in the end set close to annulus 1 Arranged for interval has some reserved through hole 7 passed through to reinforcing bar 6, bearing of trend of the reinforcing bar 6 along I-shaped steel plate 4 on 5 Arrange and be fixed on after it passes through reserved through hole 7 through nut 8 in n fonts projection 5, some reinforcing bars 6 are again through prefabricated stirrup 9 It is fixed on I-shaped steel plate 4, concrete has been poured outside the I-shaped steel plate 4, reinforcing bar 6 and prefabricated stirrup 9 and has formed steel Concrete Beam Reinforced.
The present invention is not limited to above-mentioned preferred forms, and anyone can show that other are each under the enlightenment of the present invention The assembly concrete-filled steel tube bean column node and its construction method of the welding of kind form.It is all according to scope of the present invention patent institute The equivalent changes and modifications done, it should all belong to the covering scope of the present invention.

Claims (3)

  1. A kind of 1. assembly concrete-filled steel tube bean column node of welding, it is characterised in that:Including steel core concrete column, the steel Annulus is arranged with outside pipe concrete column, the annulus the week side of boss is circumferentially disposed some reinforced beams, the steel Concrete Beam Reinforced includes the I-shaped steel plate to stretch out, and the annulus is integrated with some I-shaped steel plates and is made, institute State I-shaped steel plate has n fonts projection in the end set close to annulus, and the raised upper arranged for interval of the n fonts has some The reserved through hole passed through to reinforcing bar, bearing of trend of the reinforcing bar along I-shaped steel plate are arranged and pass through reserved through hole at it It is fixed on by nut in n font projections, some reinforcing bars are fixed on I-shaped steel plate through prefabricated stirrup again, the I-shaped Concrete is poured outside shape steel plate, reinforcing bar and prefabricated stirrup, the annulus includes stack shell and is arranged on stack shell both ends Upper flange plate and lower flange, the top of upper flange plate, any two-phase are extended to positioned at the reinforcing bar of the n fonts convex top Bolt assembly is arranged with annulus between the adjacent I-shaped steel plate, annulus is fixed on by the bolt assembly On steel core concrete column, the bolt assembly includes the bolt that at least one row are axially arranged along annulus.
  2. 2. the assembly concrete-filled steel tube bean column node of welding according to claim 1, it is characterised in that:The steel pipe Concrete column includes steel pipe column, and concrete has been poured in the steel pipe column.
  3. 3. the construction method of the assembly concrete-filled steel tube bean column node of a kind of welding, it is characterised in that will including such as right The assembly concrete-filled steel tube bean column node of any one welding described in 1 ~ 2 is sought, is comprised the steps of:
    (1)Casting concrete forms steel core concrete column in the steel pipe column;
    (2)Annulus is arranged in the steel core concrete column and is fixed through bolt assembly, the week side of boss ring of the annulus Some I-shaped steel plates are disposed with, the annulus is integrated with some I-shaped steel plates and is made;
    (3)The I-shaped steel plate has n fonts raised in the end set close to annulus, is spaced in the n fonts projection Some reserved through hole passed through to reinforcing bar are disposed with, bearing of trend of the reinforcing bar along I-shaped steel plate is arranged and worn at it It is fixed on after crossing reserved through hole through nut in n font projections, some reinforcing bars are fixed on I-shaped steel plate through prefabricated stirrup again On, concrete has been poured outside the I-shaped steel plate, reinforcing bar and prefabricated stirrup and has formed reinforced beam.
CN201610323201.4A 2016-05-17 2016-05-17 The assembly concrete-filled steel tube bean column node and its construction method of welding Expired - Fee Related CN105804246B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610323201.4A CN105804246B (en) 2016-05-17 2016-05-17 The assembly concrete-filled steel tube bean column node and its construction method of welding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610323201.4A CN105804246B (en) 2016-05-17 2016-05-17 The assembly concrete-filled steel tube bean column node and its construction method of welding

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CN105804246B true CN105804246B (en) 2017-11-17

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107090905A (en) * 2017-06-05 2017-08-25 青岛明珠钢结构有限公司 A kind of assembled steel tube bean column node and its construction method
CN108532777B (en) * 2018-04-20 2019-09-17 青岛理工大学 Complete assembled circular steel skeleton concrete connecting node and installation method
CN111733986B (en) * 2020-07-13 2021-04-20 青岛理工大学 Double-steel-pipe concrete beam column node with built-in FRP (fiber reinforced plastic) rib connecting device and installation method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11210077A (en) * 1998-01-28 1999-08-03 Shimizu Corp Joint construction between cft column and rc beam
JP2000144906A (en) * 1998-09-07 2000-05-26 Sumitomo Metal Ind Ltd Column/beam joint section between cft structural column and src structural beam and beam main bar fixing metal fixture
CN202273319U (en) * 2011-10-28 2012-06-13 武汉大学 Connection node device for concrete-filled steel tube column and reinforced concrete beam
CN203977582U (en) * 2014-05-26 2014-12-03 湖北弘毅钢结构工程有限公司 A kind of steel core concrete column and beam connecting node
CN205617567U (en) * 2016-05-17 2016-10-05 福州大学 No welded assembled steel pipe concrete beam -column joint

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