CN106121041A - A kind of steel column one-way bolt plug-in type splicing node and installation method - Google Patents

A kind of steel column one-way bolt plug-in type splicing node and installation method Download PDF

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Publication number
CN106121041A
CN106121041A CN201610720868.8A CN201610720868A CN106121041A CN 106121041 A CN106121041 A CN 106121041A CN 201610720868 A CN201610720868 A CN 201610720868A CN 106121041 A CN106121041 A CN 106121041A
Authority
CN
China
Prior art keywords
limb
post
node
steel
notch
Prior art date
Application number
CN201610720868.8A
Other languages
Chinese (zh)
Inventor
侯兆新
严洪丽
龚超
刘瑄
郑云
刘晓刚
Original Assignee
中冶建筑研究总院有限公司
中国二十二冶集团有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 中冶建筑研究总院有限公司, 中国二十二冶集团有限公司 filed Critical 中冶建筑研究总院有限公司
Priority to CN201610720868.8A priority Critical patent/CN106121041A/en
Publication of CN106121041A publication Critical patent/CN106121041A/en

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Classifications

    • 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
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • 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
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/30Columns; Pillars; Struts
    • E04C3/32Columns; Pillars; Struts of metal
    • 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
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2406Connection nodes
    • 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
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2418Details of bolting

Abstract

The invention discloses a kind of steel column one-way bolt plug-in type splicing node, including embedding post limb, notch post limb and node area;Described node area is welded as a whole with described notch post limb, and the end face of described node area is provided with the notch adaptive with described embedding post limb lateral surface, embeds post limb and is bolted to connection with described notch.Steel column one-way bolt plug-in type of the present invention splicing node uses high strength exploitation, it is possible to avoid the problem that Site Welding brings, and on-the-spot full bolt connects, and has the advantages such as speed of application is fast;In the range of gusset plate and high-strength bolt can being hidden in FFL by casting concrete;Not only increase antiseptic property, and avoid the gusset plate exposed to affect the attractive in appearance of indoor environment.

Description

A kind of steel column one-way bolt plug-in type splicing node and installation method
Technical field
The present invention relates to building structure field, particularly relate to a kind of steel column one-way bolt plug-in type splicing node and installation thereof Method.
Background technology
Along with China's Environment pollution aggravation, resource constraint enhancing, building industry recruitment cost increase, tradition is labor-intensive Building industry face transition pressure, green building and building industrialization and be increasingly becoming the development trend of current building trade.Steel is tied Build and build that to have prefabrication, in-site installation, material high-strength light, cost of transportation low and green low-carbon environment-friendly reusable edible Advantage, is the optimum carrier of building industrialization.
At present, China's steel building joint connection in site, as the splicing of post and post, beam are connected etc. still with beam splicing, beam with post Based on Site Welding or bolted and welded connection.During according to " Technical Specification for Steel Structure of Tall Buildings " JGJ99 Aseismic Design, Post is connected with the splicing of post to be needed to use one-level groove full penetration weld;According to " code for acceptance of construction quality of steel structures " GB50205 design requires that the I and II weld seam of complete penetraction and fusion in welding should use ultrasonic examination to carry out internal flaw inspection, ultrasonic examination When defect can not be judged, radiographic inspection should be used;When weldquality can not meet require time, need reprocess or add Gu process.For multi-rise building, owing to work high above the ground condition is poor and by external environment condition (wind, rain, avenge, vibration etc.) Impact is relatively big, Site Welding quality it is difficult to ensure that, the field test that thus brings and do over again/reinforce, add construction cost, prolong Grow building time, reduce the efficiency of construction of steel building.
Summary of the invention
It is an object of the invention to provide one it can be avoided that Site Welding, improve the steel column plug-in type splicing joint of efficiency of construction Point;Concrete technical scheme is:
A kind of steel column one-way bolt plug-in type splicing node, including embedding post limb, notch post limb and node area;Described node area with Described notch post limb is welded as a whole, and the end face of described node area is provided with the notch adaptive with described embedding post limb lateral surface, Embed post limb to be bolted to connection with described notch.
Further, described embedding post limb is upper prop limb or lower prop limb, and accordingly, described notch post limb is lower prop limb or upper prop Limb.
Further, described upper prop limb is single limb post, latticed column or many limbs post.
Further, described lower prop limb is single limb post, latticed column or many limbs post.
Further, described node area is made up of upper ring plate, lower ring plate and middle joint steel pipe;Described middle joint steel pipe with Described upper ring plate and described lower ring plate are respectively welded.
Further, the steel tube section of described upper prop limb or lower prop limb is generally circular in shape, square, rectangle and polygon.
Further, described node area is provided with 1 to 4 post side bracket, and described post side bracket is H type cross section, can be welded H Shaped steel, hot rolled H-shaped or high frequency welding of H-structural steel.
Further, described embedding post limb offers circle, rectangle or polygon installation hand hole near inserting end.
Further, inner side or the outside of the hole wall of described installation hand hole is provided with reinforcement steel plate.
Present invention also offers a kind of steel column one-way bolt plug-in type splicing node installation method, it is characterised in that comprise Following steps:
1) embedding post limb and notch post limb are processed respectively in factory;
2) notch post limb or embed post limb as lower prop limb install in place after, lift upper prop limb, pass through notch with described lower prop limb It is connected as a single entity;
3) connecting bolt is reserved outwardly through embedding on post limb and node area joint steel pipe by installation hand hole screw rod direction Bolt hole;
4) pad and nut are installed outside the joint steel pipe of node area and tighten;
5) truss bars superimposed sheet is shelved on girder steel lower flange.
6) laying the line, on-the-spot colligation flooring bears muscle, casting concrete.Concrete can pour to web height, then goes up Cover building coats to more than girder steel top flange 20 ~ 50mm;Or by concreting to concordant with girder steel top flange, or high tapping Beam top flange 30 ~ 100mm;Post is hidden in building cover structure completely with post splicing node, and bolt and splice plate do not expose.
Steel column one-way bolt plug-in type of the present invention splicing node uses high strength exploitation, it is possible to avoid site welding tape splicing The problem come, on-the-spot full bolt connects, and has the advantages such as speed of application is fast;Can be by gusset plate and high-strength by casting concrete In the range of bolt is hidden in FFL;Not only increase antiseptic property, and avoid the gusset plate exposed to affect indoor environment Attractive in appearance.
Accompanying drawing explanation
Fig. 1 is that steel column one-way bolt plug-in type of the present invention splices node structure schematic diagram;
Fig. 2 is lower prop limb structural representation;
Fig. 3 is upper prop limb structural representation;
Fig. 4 is node area and beam connecting structure schematic diagram.
In figure: 1, upper prop limb;1-1, installation hand hole;1-2, bolt mounting holes;2, lower prop limb;3, node area;4, crossbeam;5、 Connecting plate.
Detailed description of the invention
Below with embodiment, the present invention is more fully illustrated.The present invention can be presented as multiple multi-form, It is not construed as the exemplary embodiment being confined to describe here.
For ease of explanation, here can use such as " on ", the space relative terms such as D score " left " " right ", be used for Shown in bright figure a element or feature are relative to another element or the relation of feature.It should be understood that except in figure Outside the orientation illustrated, spatial terminology is intended to include device different azimuth in use or operation.Such as, if in figure Device is squeezed, be stated as being positioned at the element of other elements or feature D score will be located into other elements or feature " on ".Cause This, exemplary term D score can comprise upper and lower both orientation.Device can otherwise position (90-degree rotation or be positioned at Other orientation), relatively illustrate used herein of space correspondingly to explain.
As it is shown in figure 1, the steel column one-way bolt plug-in type splicing node in the present embodiment, including upper prop limb 1, lower prop limb 2 With node area 3;Node area 3 is welded as a whole with lower prop limb 2, and the upper surface of node area 3 is provided with adaptive with upper prop limb 1 lateral surface Notch, upper prop limb 1 is bolted to connection with notch.Connecting bolt be high-strength bolt, plain bolt, split bolt or One-way bolt.It is of course also possible to node area 3 and upper prop limb 1 are welded as a whole as notch post limb, using lower prop limb 2 as embedding Enter post limb and insert notch.
It is connected with crossbeam 4 by post side bracket between post limb;Can be used by connecting plate 5 between post side bracket and crossbeam 4 Bolt connects.Can also be connected with bolt is fixing by the lapping ends of post side bracket with crossbeam 4.
The single limb post of upper prop limb 1 in the present embodiment, it is also possible to be latticed column or many limbs post.In like manner, lower prop limb both can be single Limb post, it is also possible to be latticed column or many limbs post.
Node area 3 is made up of upper ring plate, lower ring plate and joint steel pipe;Upper ring plate and lower ring plate are respectively welded at joint steel pipe Upper and lower end face on.Post side bracket web welds in factory with joint steel pipe, forms an entirety, advantageously ensures that welding matter Amount.The upper and lower flange plate of post side bracket is used same steel plate with upper ring plate and lower ring plate respectively, does not use and be welded to connect, Not only reduce welding sequence, also advantageously improve the bonding strength of bracket and node area 3.The sidewall of joint steel pipe is provided with spiral shell Quantity and the aperture of bolt installing hole A, bolt mounting holes A are designed as required, how to design and belong to prior art, the most no longer Repeat.
Node area 3 should be welded as a whole in factory with lower prop limb 2, and joint steel pipe should be greater than the size of the steel pipe of lower prop limb 2, Can be enclosed within outside the steel pipe of lower prop limb 2;During welding, overlapping dimension should be not less than 10 millimeters.
Can also go deep in lower prop limb 2 by node area 3 lower ring plate, lower prop limb 2 is welded on the lower ring plate of node area 3;Node Lower ring plate part in lower prop limb plate in district 3 offers circle or rectangular opening, in order to casting concrete.
The steel tube section shape of upper prop limb 1 or lower prop limb 2 is not limited to square, it is also possible to select circle, square as required The form such as shape and polygon.
Steel pipe is cold roll forming or welding fabrication.Also concrete filled steel tube can be formed by concrete filled in steel pipe.
Node area can be arranged as required to 1 to 4, or more multicolumn side bracket, and post side bracket is H type cross section, can be Welded H section steel, hot rolled H-shaped or high frequency welding of H-structural steel.
Upper prop limb 1 is near the installation hand hole 1-1 offering circle as the lower end inserting end, naturally it is also possible to be rectangle or The opening of other shapes such as polygon.By arranging, installation hand hole 1-1 is convenient installs bolt.
In order to avoid the intensity of upper prop limb 1 reduces, can be by weldering in the inner side of hole wall of installation hand hole 1-1 or outside The mode such as connect, bonding arranges reinforcement steel plate, improves the intensity of installation hand hole 1-1 open circumferential.
Fig. 4 gives the another kind of form connected between node area 3 and crossbeam 4.Top is compared in the web bottom of node area 3 Long, web is provided with the ribbed stiffener of multi-jewel case structure.The connection end of crossbeam is adaptive with node area 3 web, its cantilever diaphragm Top, than lower minister, is provided with the ribbed stiffener of multi-jewel case structure on cantilever diaphragm.Corresponding putting more energy on node area 3 and crossbeam 4 Rib is provided with bolt mounting holes, is connected in node area 3 and crossbeam 4 by bolt.The web that node area 3 is stretched out is held crossbeam 4 and is stretched The cantilever diaphragm gone out, this connected mode node area 3 sponson can be that crossbeam 4 provides rest, constructs more convenient.
Present invention also offers a kind of steel column one-way bolt plug-in type splicing node installation method, comprise the steps of
1) embedding post limb and notch post limb are processed respectively in factory;
2) notch post limb or embed post limb as lower prop limb 2 install in place after, lift upper prop limb 1, with lower prop limb 2 by notch even It is integrated;
3) connecting bolt is passed through installation hand hole 1-1 screw rod direction outwardly through on the joint steel pipe embedding post limb and node area 3 Reserved bolt hole;
4) pad and nut are installed outside the joint steel pipe of node area 3 and tighten;
5) truss bars superimposed sheet is shelved on girder steel lower flange.
6) laying the line, on-the-spot colligation flooring bears muscle, casting concrete.Concrete can pour the height to web upper surface Degree, then overlying building coats is to more than girder steel top flange 20 ~ 50mm;Outside avoiding post with post splicing node by building coats Dew.Or by concreting to concordant with girder steel top flange, or exceed girder steel top flange 30 ~ 100mm;By concrete by post It is hidden in completely in building cover structure with post splicing node, makes bolt and splice plate not expose.
Above-mentioned example is only intended to illustrate the present invention, in addition, the most multiple different embodiment, and these are implemented Mode be all those skilled in the art after comprehension inventive concept it is also envisioned that therefore, will not enumerate at this.

Claims (10)

1. a steel column one-way bolt plug-in type splicing node, including embedding post limb, notch post limb and node area;Its feature exists In, described node area is welded as a whole with described notch post limb, outside the end face of described node area is provided with described embedding post limb The notch that side is adaptive, embeds post limb and is bolted to connection with described notch.
2. steel column one-way bolt plug-in type splicing node as claimed in claim 1, it is characterised in that described embedding post limb is upper Post limb or lower prop limb, accordingly, described notch post limb is lower prop limb or upper prop limb.
3. steel column one-way bolt plug-in type splicing node as claimed in claim 1, it is characterised in that described upper prop limb is single limb Post, latticed column or many limbs post.
4. steel column one-way bolt plug-in type splicing node as claimed in claim 1, it is characterised in that described lower prop limb is single limb Post, latticed column or many limbs post.
5. steel column one-way bolt plug-in type splicing node as claimed in claim 1, it is characterised in that described node area is by upper ring Plate, lower ring plate and middle joint steel pipe composition;Described middle joint steel pipe is respectively welded with described upper ring plate and described lower ring plate.
6. steel column one-way bolt plug-in type splicing node as claimed in claim 1, it is characterised in that described upper prop limb or lower prop The steel tube section of limb is generally circular in shape, square, rectangle and polygon.
7. steel column one-way bolt plug-in type splicing node as claimed in claim 1, it is characterised in that described node area is provided with 1 to 4 post side bracket, described post side bracket is H type cross section, can be welded H section steel, hot rolled H-shaped or high-frequency welding H type Steel.
8. steel column one-way bolt plug-in type splicing node as claimed in claim 1, it is characterised in that described embedding post limb is close Insert end and offer circle, rectangle or polygon installation hand hole.
9. steel column one-way bolt plug-in type splicing node as claimed in claim 8, it is characterised in that the hole of described installation hand hole The inner side of wall or outside are provided with reinforcement steel plate.
10. a steel column one-way bolt plug-in type splicing node installation method, it is characterised in that comprise the steps of
1) embedding post limb and notch post limb are processed respectively in factory;
2) notch post limb or embed post limb as lower prop limb install in place after, lift upper prop limb, pass through notch with described lower prop limb It is connected as a single entity;
3) connecting bolt is reserved outwardly through embedding on post limb and node area joint steel pipe by installation hand hole screw rod direction Bolt hole;
4) pad and nut are installed outside the joint steel pipe of node area and tighten;
5) truss bars superimposed sheet is shelved on girder steel lower flange;
6) laying the line, on-the-spot colligation flooring bears muscle, casting concrete;Concrete can pour to web height, and then overlying is built Build surface layer to more than girder steel top flange 20 ~ 50mm;Or by concreting to concordant with girder steel top flange, or exceed on girder steel The edge of a wing 30 ~ 100mm;Post is hidden in building cover structure completely with post splicing node, and bolt and splice plate do not expose.
CN201610720868.8A 2016-08-25 2016-08-25 A kind of steel column one-way bolt plug-in type splicing node and installation method CN106121041A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106836477A (en) * 2017-01-23 2017-06-13 合肥饰界金属制品有限公司 Truss
CN107869195A (en) * 2017-11-21 2018-04-03 中建六局土木工程有限公司 A kind of shaped steel steel column and column cap sizing punching block construction method
CN107905368A (en) * 2017-11-24 2018-04-13 南昌航空大学 A kind of assembled beam and assembled column connection structure and construction method
CN108547213A (en) * 2018-04-10 2018-09-18 江苏三工钢桥股份有限公司 A kind of steel structure bridge nodal connection device and installation method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104213643A (en) * 2014-09-03 2014-12-17 西安建筑科技大学 Assembled-type beam-column joint connecting structure
JP2015059334A (en) * 2013-09-18 2015-03-30 株式会社大林組 Junction structure
CN204386002U (en) * 2014-12-26 2015-06-10 宝钢建筑系统集成有限公司 A kind of precast assemble floor system
CN105863052A (en) * 2016-04-17 2016-08-17 北京工业大学 Function-restorable assembly type beam column-column flange connection joint device
CN206052952U (en) * 2016-08-25 2017-03-29 中冶建筑研究总院有限公司 A kind of steel column one-way bolt plug-in type splices node

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015059334A (en) * 2013-09-18 2015-03-30 株式会社大林組 Junction structure
CN104213643A (en) * 2014-09-03 2014-12-17 西安建筑科技大学 Assembled-type beam-column joint connecting structure
CN204386002U (en) * 2014-12-26 2015-06-10 宝钢建筑系统集成有限公司 A kind of precast assemble floor system
CN105863052A (en) * 2016-04-17 2016-08-17 北京工业大学 Function-restorable assembly type beam column-column flange connection joint device
CN206052952U (en) * 2016-08-25 2017-03-29 中冶建筑研究总院有限公司 A kind of steel column one-way bolt plug-in type splices node

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106836477A (en) * 2017-01-23 2017-06-13 合肥饰界金属制品有限公司 Truss
CN107869195A (en) * 2017-11-21 2018-04-03 中建六局土木工程有限公司 A kind of shaped steel steel column and column cap sizing punching block construction method
CN107905368A (en) * 2017-11-24 2018-04-13 南昌航空大学 A kind of assembled beam and assembled column connection structure and construction method
CN107905368B (en) * 2017-11-24 2019-05-10 南昌航空大学 A kind of assembled beam and assembled column connection structure and construction method
CN108547213A (en) * 2018-04-10 2018-09-18 江苏三工钢桥股份有限公司 A kind of steel structure bridge nodal connection device and installation method

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