CN110185160A - A kind of compound concrete-filled tubular column and steel beam connecting joint and preparation method thereof - Google Patents
A kind of compound concrete-filled tubular column and steel beam connecting joint and preparation method thereof Download PDFInfo
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- CN110185160A CN110185160A CN201910454708.7A CN201910454708A CN110185160A CN 110185160 A CN110185160 A CN 110185160A CN 201910454708 A CN201910454708 A CN 201910454708A CN 110185160 A CN110185160 A CN 110185160A
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- steel pipe
- steel
- outer ring
- ring plate
- tubular column
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/30—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts being composed of two or more materials; Composite steel and concrete constructions
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of compound concrete-filled tubular columns and steel beam connecting joint and preparation method thereof, comprising: interior steel pipe, outer steel pipe, anchor plate and girder steel；Wherein, it is arranged with outer steel pipe outside interior steel pipe, is connected separately with girder steel on the side wall of outer steel pipe；It is evenly arranged with multiple anchor plates on the side wall of interior steel pipe, the card slot to match with anchor plate is provided in outer steel pipe, anchor plate passes through card slot and stretches out outside outer steel pipe；The extension end of anchor plate and the web of girder steel are connected by the first fixed mechanism.The compound concrete-filled tubular column and steel beam connecting joint are hydrant under upper weldering, and solder design is used between girder steel top flange and upper outer ring plate, and reinforced concrete floor can effectively protect attachment weld and is unlikely to that tear failure occurs；It is connected by screw bolts between girder steel lower flange and lower outer ring plate, enhances deformability of the combined joint under seismic loading；Its production method is simple, implementation easy to operate.
Description
Technical field
The present invention relates to technical field of civil engineering, and in particular to a kind of compound concrete-filled tubular column and steel beam connecting joint
And preparation method thereof.
Background technique
Compound concrete filled steel tube is the new structure to grow up on the basis of concrete filled steel tube, it
Be in two or more layers steel pipe concrete perfusion and formed.According in innermost layer steel pipe, whether fill concrete can be divided into
It is real compound and two kinds of hollow composite concrete filled steel tube, according to the different inner circle outer circles, interior of being divided into of the section form of outer and inner tube again
The compound concrete filled steel tubes such as circle foreign side, as shown in Figure 1；Wherein figure (a) is inner circle outer circle compound concrete-filled tubular column section
Figure, figure (b) are inner circle foreign side compound concrete-filled tubular column sectional view.
Compound concrete-filled tubular column has many advantages, such as that bearing capacity is high, ductility and fire resistance are good, anti-collapse ability is strong, can answer
Composite frame structure for macroseism area.Compound concrete-filled tubular column solves the problems, such as heavy-load column, under high axial compression ratio effect
It, can not technology rule for reference with preferable ductility and anti-seismic performance, and less with the connecting node form research of girder steel
Journey, to hinder the engineer application of compound concrete-filled tubular column.In practical projects, most table structure is with the presence of floor,
The interaction of reinforced concrete floor and girder steel is obviously improved combined joint sagging moment, and girder steel lower flange Deformation Demands increase
Greatly, cause combined joint that beam-ends local failure or styletable destruction occurs, hysteresis loop is not full, and energy dissipation capacity reduces, so building
View from now on to answered in the research of combined joint reasonable consideration floor act on.
Existing about the connection of compound concrete-filled tubular column-steel beam joint is all-weld joint node, destroys mode
For the local failure in beam-ends solder design region, fail the mechanical property for giving full play to compound concrete-filled tubular column.Steel tube concrete
The brittle break of girder steel lower flange weld seam tear easily occurs under seismic loading for earth pillar-girder steel welding node, fails effectively
Play the anti-seismic performance of combined joint.Therefore, it is badly in need of on the Research foundation of compound concrete-filled tubular column node, shape is constructed to it
Formula improves, and the intensity and deformability in beam-to-column joint region is improved, to give full play to the superior of compound concrete-filled tubular column
Performance.
Summary of the invention
In order to solve the above problem, the present invention provides a kind of compound concrete-filled tubular column and steel beam connecting joint and its production side
Method, the connecting node are hydrant under upper weldering, and solder design, reinforced concrete floor are used between girder steel top flange and upper outer ring plate
Attachment weld is can effectively protect to be unlikely to that tear failure occurs；It is connected by screw bolts, increases between girder steel lower flange and lower outer ring plate
Strong deformability of the combined joint under seismic loading；Its production method is simple, implementation easy to operate.
In order to achieve the above object, the present invention is resolved using following technical scheme.
(1) a kind of compound concrete-filled tubular column and steel beam connecting joint, comprising: interior steel pipe, outer steel pipe, anchor plate and steel
Beam；Wherein, it is arranged with outer steel pipe outside the interior steel pipe, is connected separately with girder steel on the side wall of the outer steel pipe；The interior steel pipe
Side wall on be evenly arranged with multiple anchor plates, the card slot to match with the anchor plate is provided in the outer steel pipe, it is described
Anchor plate passes through the card slot and stretches out outside the outer steel pipe；The web of the extension end of the anchor plate and the girder steel passes through the
The connection of one fixed mechanism.
It preferably, further include upper outer ring plate and lower outer ring plate；Wherein, the upper outer ring plate and lower outer ring plate are respectively arranged at
The top and bottom of the side wall of the outer steel pipe；The top flange of the upper outer ring plate and the girder steel uses quadrangle solder design,
The lower outer ring plate is connect with the lower flange of the girder steel by the second fixed mechanism.
Preferably, first fixed mechanism includes the first fixation hole, the first bolt and the first nut；The anchor plate
It is provided with corresponding first fixation hole on extension end and the web of the girder steel, is equipped with the first spiral shell in first fixation hole
Bolt, the extension end of anchor plate described in first screw bolt passes and the first fixation hole on the web of the girder steel simultaneously pass through
First nut is fixed.
Preferably, second fixed mechanism includes the second fixation hole, the second bolt and the second nut；The lower outer ring plate
The second fixation hole corresponding with being provided on the lower flange of the girder steel is equipped with the second bolt in second fixation hole,
The second fixation hole on the lower flange of outer ring plate and the girder steel is descended described in second screw bolt passes and by the second spiral shell
Mother is fixed.
Preferably, the interior steel pipe and the anchor plate weld.
Preferably, the upper outer ring plate and lower the outer ring plate sidewall weld with the outer steel pipe respectively.
Preferably, the interior steel pipe is round steel pipe, and the outer steel pipe is rectangular steel tube；The round steel pipe and the side
The centerline collineation of shape steel pipe.
(2) production method of a kind of compound concrete-filled tubular column and steel beam connecting joint, comprising the following steps:
Step 1, anchor plate uniform welding is opened up and is anchored on the side wall of outer steel pipe on the side wall of the interior steel pipe
The card slot that plate matches, anchor plate pass through the card slot and stretch out outside the outer steel pipe；
Step 2, girder steel is installed respectively on the side wall of outer steel pipe, the web of girder steel and the extension end of anchor plate pass through first
Fixed mechanism connection；
Step 3, upper outer ring plate and lower outer ring plate is respectively welded in the sidewall upper of outer steel pipe and lower end；The upper outer ring plate
Quadrangle solder design is used with the top flange of the girder steel, the lower flange of the lower outer ring plate and the girder steel is fixed by second
Mechanism connects to get compound concrete-filled tubular column and steel beam connecting joint.
Compared with prior art, the invention has the benefit that
The resulting compound concrete-filled tubular column of the present invention and steel beam connecting joint are hydrant connecting node under upper weldering, preferably
The cooperative work performance of steel pipe and outer steel pipe in playing；Solder design, reinforcing bar are used i.e. between girder steel top flange and upper outer ring plate
Concrete floor can effectively protect attachment weld and is unlikely to that tear failure occurs；Spiral shell is used between girder steel lower flange and lower outer ring plate
It tethers and connects, to enhance deformability of the combined joint under seismic loading, improve the intensity and change in beam-to-column joint region
Shape ability gives full play to the superior function of compound concrete-filled tubular column.
Detailed description of the invention
The present invention is described in further details in the following with reference to the drawings and specific embodiments.
Fig. 1 is different compound concrete-filled tubular column sectional view；Wherein, figure (a) is the compound concrete filled steel tube of inner circle outer circle
Column section figure, figure (b) are inner circle foreign side compound concrete-filled tubular column sectional view；
Fig. 2 is the structural schematic diagram of compound concrete-filled tubular column and steel beam connecting joint of the invention.
In the above figure: steel pipe in 1；2 outer steel pipes；3 anchor plates；4 girder steels；401 top flanges；402 webs；403 lower flanges；
5 first fixed mechanisms；Outer ring plate on 6；7 lower outer ring plates；8 second fixed mechanisms.
Specific embodiment
With reference to Fig. 2, a kind of compound concrete-filled tubular column and girder steel 4 that the embodiment of content according to the present invention is proposed connect
Connect node, comprising: interior steel pipe 1, outer steel pipe 2, anchor plate 3, girder steel 4, upper outer ring plate 6 and lower outer ring plate 7.Wherein, outside interior steel pipe 1
It is arranged with outer steel pipe 2, interior steel pipe 1 is round steel pipe, and outer steel pipe 2 is rectangular steel tube, and interior steel pipe 1 and outer steel pipe 2 are constituted outside inner circle
The compound concrete-filled tubular column of side.
On the side wall of interior steel pipe 1 uniform welding is there are four anchor plate 3, is provided in outer steel pipe 2 and matches with anchor plate 3
Card slot, four anchor plates 3 are each passed through card slot and stretch out outside outer steel pipe 2.Girder steel there are four being separately connected on the side wall of outer steel pipe 2
4；Offered between the extension end of anchor plate 3 and the web 402 of girder steel 4 to the first fixation hole, by the first fixation hole
Anchor plate 3 is fixedly connected by the first bolt of assembly with the web 402 of girder steel 4.
The top and bottom of outer steel pipe 2 are respectively welded outer ring plate 6 and lower outer ring plate 7, and the position of upper outer ring plate 6 is corresponding
The top flange 401 of the top flange 401 of girder steel 4, upper outer ring plate 6 and girder steel 4 uses quadrangle solder design.The position of lower outer ring plate 7
The lower flange 403 of corresponding girder steel 4, it is corresponding between lower outer ring plate 7 and the lower flange 403 of girder steel 4 to offer the second fixation hole, pass through
Lower outer ring plate 7 is fixedly connected by the second bolt assembled in the second fixation hole with the lower flange 403 of girder steel 4.Top flange 401 with it is upper
The join domain of the join domain of outer ring plate 6 and lower flange 403 and lower outer ring plate 7 increases the thickness and area of steel plate, should
Make enhances the bending stiffness of bean column node junction；And upper outer ring plate 6 and lower outer ring plate 7 are respectively welded at outer steel pipe
On 2 side wall, it is more advantageous to the both ends that the styletable load of compound concrete-filled tubular column is reached to girder steel 4.
The production method of above-mentioned compound concrete-filled tubular column and 4 connecting node of girder steel, comprising the following steps:
Step 1,3 uniform welding of anchor plate is opened up on the side wall of outer rectangular steel tube on the side wall of interior round steel pipe
The card slot to match with anchor plate 3, anchor plate 3 pass through card slot and stretch out outside outer steel pipe 2.
Step 2, girder steel 4, the web 402 of girder steel 4 and the extension end of anchor plate 3 are installed respectively on the side wall of outer steel pipe 2
Corresponding to open up the first fixation hole, the first bolt is each passed through the web 402 of girder steel 4 and the first of the extension end of anchor plate 3 and fixes
Hole is simultaneously fixed by the first nut, and then anchor plate 3 and 4 web 402 of girder steel is fixed.
Step 3, upper outer ring plate 6 and lower outer ring plate 7, upper outer ring plate 6 is respectively welded in the sidewall upper of outer steel pipe 2 and lower end
The top flange 401 and lower flange 403 of girder steel 4 are respectively corresponded with the position of lower outer ring plate 7.The top flange of upper outer ring plate 6 and girder steel 4
401 use quadrangle solder design.Lower outer ring plate 7 is corresponding with the lower flange 403 of girder steel 4 to open up the second fixation hole, the second bolt according to
Secondary the second fixation hole across lower outer ring plate 7 and the lower flange 403 of girder steel 4, and being fixed by the second nut, and then by girder steel 4
It is fixedly connected respectively with upper outer ring plate 6 and lower outer ring plate 7 and connect section with girder steel 4 to get bolt compound concrete-filled tubular column under upper weldering
Point.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modification and variations of the invention belong to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (8)
1. a kind of compound concrete-filled tubular column and steel beam connecting joint characterized by comprising interior steel pipe (1), outer steel pipe (2),
Anchor plate (3) and girder steel (4)；Wherein, it is arranged with outer steel pipe (2) outside the interior steel pipe (1), on the side wall of the outer steel pipe (2)
It is connected separately with girder steel (4)；
Be evenly arranged with multiple anchor plates (3) on the side wall of the interior steel pipe (1), be provided on the outer steel pipe (2) with it is described
The card slot that anchor plate (3) matches, the anchor plate (3) pass through the card slot and stretch out the outer steel pipe (2) outside；
The extension end of the anchor plate (3) is connect with the web (402) of the girder steel (4) by the first fixed mechanism (5).
2. compound concrete-filled tubular column according to claim 1 and steel beam connecting joint, which is characterized in that further include upper outer
Ring flat-plate (6) and lower outer ring plate (7)；Wherein, the upper outer ring plate (6) and lower outer ring plate (7) are respectively arranged at the outer steel pipe (2)
Side wall top and bottom；The top flange (401) of the upper outer ring plate (6) and the girder steel (4) uses quadrangle solder design,
The lower outer ring plate (7) is connect with the lower flange (403) of the girder steel (4) by the second fixed mechanism (8).
3. compound concrete-filled tubular column according to claim 1 and steel beam connecting joint, which is characterized in that described first is solid
Determining mechanism (5) includes the first fixation hole, the first bolt and the first nut；The extension end and the girder steel (4) of the anchor plate (3)
Web (402) on be provided with corresponding first fixation hole, be equipped with the first bolt in first fixation hole, described first
The extension end of anchor plate described in screw bolt passes (3) and the first fixation hole on the web (402) of the girder steel (4) simultaneously pass through
First nut is fixed.
4. compound concrete-filled tubular column according to claim 2 and steel beam connecting joint, which is characterized in that described second is solid
Determining mechanism (8) includes the second fixation hole, the second bolt and the second nut；The bottom wing of the lower outer ring plate (7) and the girder steel (4)
It is provided with corresponding second fixation hole on edge (403), the second bolt, second bolt are equipped in second fixation hole
Sequentially pass through the second fixation hole on the lower flange (403) of the lower outer ring plate (7) and the girder steel (4) and by the second nut
It is fixed.
5. compound concrete-filled tubular column according to claim 1 and steel beam connecting joint, which is characterized in that the interior steel pipe
(1) it is welded with the anchor plate (3).
6. compound concrete-filled tubular column according to claim 2 and steel beam connecting joint, which is characterized in that the upper outer ring
Plate (6) and lower outer ring plate (7) sidewall weld with the outer steel pipe (2) respectively.
7. compound concrete-filled tubular column according to claim 1 and steel beam connecting joint, which is characterized in that the interior steel pipe
It (1) is round steel pipe, the outer steel pipe (2) is rectangular steel tube；The centerline collineation of the round steel pipe and the rectangular steel tube.
8. the production method of a kind of compound concrete-filled tubular column and steel beam connecting joint, which comprises the following steps:
Step 1, it by anchor plate uniform welding on the side wall of the interior steel pipe, is opened up on the side wall of outer steel pipe and anchor plate phase
Matched card slot, anchor plate pass through the card slot and stretch out outside the outer steel pipe；
Step 2, girder steel is installed respectively on the side wall of outer steel pipe, the web of girder steel and the extension end of anchor plate are fixed by first
Mechanism connection；
Step 3, upper outer ring plate and lower outer ring plate is respectively welded in the sidewall upper of outer steel pipe and lower end；The upper outer ring plate and institute
The top flange of girder steel is stated using quadrangle solder design, the lower flange of the lower outer ring plate and the girder steel passes through the second fixed mechanism
Connection is to get compound concrete-filled tubular column and steel beam connecting joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910454708.7A CN110185160A (en) | 2019-05-29 | 2019-05-29 | A kind of compound concrete-filled tubular column and steel beam connecting joint and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910454708.7A CN110185160A (en) | 2019-05-29 | 2019-05-29 | A kind of compound concrete-filled tubular column and steel beam connecting joint and preparation method thereof |
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| CN201910454708.7A Pending CN110185160A (en) | 2019-05-29 | 2019-05-29 | A kind of compound concrete-filled tubular column and steel beam connecting joint and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847615A (en) * | 2019-11-09 | 2020-02-28 | 江苏南通三建集团股份有限公司 | High-stability steel column mounting structure and process thereof |
| CN110863569A (en) * | 2019-09-25 | 2020-03-06 | 北京工业大学 | Sliding type compound steel pipe concrete column-beam joint and column-column connecting system |
| CN110984376A (en) * | 2019-12-17 | 2020-04-10 | 山西大学 | Articulated formula steel construction node |
| CN111042332A (en) * | 2019-11-26 | 2020-04-21 | 北京工业大学 | Composite steel pipe concrete column beam column node and column-column inner steel pipe flange connection system |
| CN111255071A (en) * | 2020-01-22 | 2020-06-09 | 青岛理工大学 | Clamping groove type steel-wood combined node and mounting method |
| CN113585467A (en) * | 2021-08-09 | 2021-11-02 | 南通欧本建筑科技有限公司 | Connection structure of crust roof beam and all kinds of steel columns |
| CN114411980A (en) * | 2022-02-25 | 2022-04-29 | 东南大学 | Hollow interlayer internal stiffening outer ring plate type steel pipe concrete beam column node |
| CN114482267A (en) * | 2022-02-25 | 2022-05-13 | 东南大学 | Assembled hollow corrugated sandwich concrete filled steel tube combined frame structure system |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110863569A (en) * | 2019-09-25 | 2020-03-06 | 北京工业大学 | Sliding type compound steel pipe concrete column-beam joint and column-column connecting system |
| CN110847615A (en) * | 2019-11-09 | 2020-02-28 | 江苏南通三建集团股份有限公司 | High-stability steel column mounting structure and process thereof |
| CN111042332A (en) * | 2019-11-26 | 2020-04-21 | 北京工业大学 | Composite steel pipe concrete column beam column node and column-column inner steel pipe flange connection system |
| CN111042332B (en) * | 2019-11-26 | 2021-05-07 | 北京工业大学 | Composite steel pipe concrete column beam column node and column-column inner steel pipe flange connection system |
| CN110984376A (en) * | 2019-12-17 | 2020-04-10 | 山西大学 | Articulated formula steel construction node |
| CN110984376B (en) * | 2019-12-17 | 2020-11-06 | 山西大学 | Articulated formula steel construction node |
| CN111255071B (en) * | 2020-01-22 | 2021-03-05 | 青岛理工大学 | Clamping groove type steel-wood combined node and mounting method |
| CN111255071A (en) * | 2020-01-22 | 2020-06-09 | 青岛理工大学 | Clamping groove type steel-wood combined node and mounting method |
| CN113585467A (en) * | 2021-08-09 | 2021-11-02 | 南通欧本建筑科技有限公司 | Connection structure of crust roof beam and all kinds of steel columns |
| CN114411980A (en) * | 2022-02-25 | 2022-04-29 | 东南大学 | Hollow interlayer internal stiffening outer ring plate type steel pipe concrete beam column node |
| CN114482267A (en) * | 2022-02-25 | 2022-05-13 | 东南大学 | Assembled hollow corrugated sandwich concrete filled steel tube combined frame structure system |
| CN114411980B (en) * | 2022-02-25 | 2023-08-18 | 东南大学 | Hollow interlayer inner stiffening outer ring plate type steel pipe concrete beam column node |
| CN114482267B (en) * | 2022-02-25 | 2024-04-09 | 东南大学 | Assembled hollow corrugated sandwich steel pipe concrete combined frame structure system |
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Application publication date: 20190830 |
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