CN108867889A - A kind of prefabricated reinforced concrete composite beam and steel pipe column connected node and its construction method - Google Patents
A kind of prefabricated reinforced concrete composite beam and steel pipe column connected node and its construction method Download PDFInfo
- Publication number
- CN108867889A CN108867889A CN201810723899.8A CN201810723899A CN108867889A CN 108867889 A CN108867889 A CN 108867889A CN 201810723899 A CN201810723899 A CN 201810723899A CN 108867889 A CN108867889 A CN 108867889A
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- steel
- reinforced concrete
- steel pipe
- prefabricated reinforced
- concrete composite
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Classifications
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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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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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 present invention relates to a kind of prefabricated reinforced concrete composite beams and steel pipe column connected node and its construction method, belong to building structure field.The node is made of pre-fabricated steel pipe pillar, prefabricated reinforced concrete composite beam, U-shaped steel sleeve, bonding pad and overlapping plate cast-in-place concrete.The pre-fabricated steel pipe pillar includes steel pipe column and the reserved H profile steel end for being welded in its outer wall；The prefabricated reinforced concrete composite beam includes top steel bar stress, lower part steel bar stress, stirrup, T-connecting piece, pre-cast concrete, and the T-connecting piece is made of edge of a wing steel plate, web steel plate and the peg being welded on web；The U-shaped steel sleeve includes turn up U-shaped steel slot, connection reinforcing bar.
Description
Technical field
The present invention relates to a kind of prefabricated reinforced concrete composite beams and steel pipe column connected node, belong to building structure field.
Background technique
Steel pipe column is the vertical supporting member of a kind of composite structure that casting concrete is formed in steel pipe, has bearing capacity
Height, ductility is good, and the superior functions such as easy for construction are widely used in engineering.The reinforcing bar connecting at present with steel pipe column is mixed
Solidifying Tu Liang mostly uses cast-in-place construction, and node construction is cumbersome, and site workload is very big, and the development for not adapting to assembled architecture needs
It asks, therefore, with the fast development of assembled architecture, there is an urgent need to realize that precast reinforced concrete beam and the effective of steel pipe column connect
It connects.
Summary of the invention
The object of the present invention is to provide a kind of prefabricated reinforced concrete composite beam and steel pipe column connected node, feature exists
In:It mainly include pre-fabricated steel pipe pillar, prefabricated reinforced concrete composite beam, U-shaped steel sleeve and cast-in-place concrete.
The pre-fabricated steel pipe pillar includes steel pipe column, and is welded in the H profile steel end of steel pipe column side wall.The H profile steel end
Head includes top flange plate, bottom wing listrium and web.There are several bolt hole I on the web.
The prefabricated reinforced concrete composite beam includes T-connecting piece and pre-cast concrete, and by several tops by
The muscle cage of power reinforcing bar, lower part steel bar stress and stirrup braiding.Several lower part steel bar stresses being parallel to each other are located at the bottom of muscle cage.
Several top steel bar stresses being parallel to each other are located at the top of muscle cage.The T-connecting piece includes orthogonal bottom plate and end
Plate.The T-connecting piece is located in muscle cage.Lower part steel bar stress and top steel bar stress are perpendicular to bottom plate.The end of the end plate
Head has several bolt hole IIs corresponding with bolt hole I.The pre-cast concrete is in cuboid, one for wrapping up T-connecting piece
Divide a part with muscle cage.Whole top steel bar stress, the stirrup on top, the end plate end with bolt hole II, with
And the end of the lower part steel bar stress below bolt hole II, it is exposed at outside pre-cast concrete.
The prefabricated reinforced concrete composite beam is docked with H profile steel end.By the spiral shell for passing through bolt hole I and bolt hole II
Bolt, so that web is together with end plate connection.The top steel bar stress is overlapped on the upper surface of top flange plate.The lower part by
Power bar splicing is in the lower surface of bottom wing listrium.
The U-shaped steel sleeve includes U-shaped steel slot and several connection reinforcing bars.The U-shaped steel slot is from the precast reinforced coagulation
Native composite beam catches H profile steel end, the end of end plate and a part of pre-cast concrete.Several connection reinforcement weldings are in U-shaped steel slot
Upper end it is open.
Component inside the U-shaped steel slot, and the muscle cage being exposed at outside pre-cast concrete are wrapped in concrete.
Further, the U-shaped steel slot is formed by steel plate cold bending, and the upper end opening is turned down to both sides, is formed and is welded to connect
The side of reinforcing bar.
Further, there are several pegs on the bottom plate and/or end plate of the T-connecting piece.These pegs are mixed in precoating
In solidifying soil.
Further, the top flange plate and bottom wing listrium of the H profile steel end are each parallel to horizontal plane.The web perpendicular to
Horizontal plane.
Invention additionally discloses a kind of construction method for above-mentioned Reinforced Concrete Composite Beams and steel pipe column connected node,
It is characterized in that, specific step is as follows：
A. pre-fabricated steel pipe pillar and prefabricated reinforced concrete composite beam are completed in factory process, it is in place is transported to construction site installation
Afterwards, it is attached using bolt.
B. top steel bar stress that prefabricated reinforced concrete composite beam is respectively welded, lower part steel bar stress are in reserved H profile steel
The upper and lower edge of a wing outer surface of end.
C. positioning, which is turned up, U-shaped steel slot and is welded in the outer wall of steel pipe column, is welded to connect reinforcing bar.
D. casting concrete completes construction.
The solution have the advantages that unquestionable, the working performance in node area can be improved, and pour node area coagulation
It can be used as template use when native；Structure of the invention is simple and direct, constructs more convenient, can overlap for steel pipe column and prefabricated reinforced concrete
Beam provides safe and reliable connection.
Detailed description of the invention
Overall schematic Fig. 1 of the invention；
Fig. 2 pre-fabricated steel pipe pillar schematic diagram of the present invention；
Fig. 3 prefabricated reinforced concrete composite beam internal structure schematic diagram of the present invention；
Fig. 4 prefabricated reinforced concrete composite beam schematic diagram of the present invention；
Fig. 5 U-shaped steel casing schematic diagram of the present invention；
Fig. 6 pre-fabricated steel pipe pillar of the present invention, prefabricated reinforced concrete composite beam and U-shaped steel casing connection schematic diagram are (for U-shaped steel
Before casing installation).
Fig. 7 pre-fabricated steel pipe pillar of the present invention, prefabricated reinforced concrete composite beam and U-shaped steel casing connection schematic diagram (U-shaped steel set
After pipe installation).
In figure：Pre-fabricated steel pipe pillar 1, steel pipe column 11, H profile steel end 12, top flange plate 121, bottom wing listrium 122, web
123, bolt hole I1231, prefabricated reinforced concrete composite beam 2, top steel bar stress 21, lower part steel bar stress 22, stirrup 23, T
Shape connector 24, end plate 242, bolt hole II2421, peg 2422, pre-cast concrete 25, U-shaped steel sleeve 3, turns up at bottom plate 241
U-shaped steel slot 31, connection reinforcing bar 32, concrete 4.
Specific embodiment
Below with reference to embodiment, the invention will be further described, but should not be construed the above-mentioned subject area of the present invention only
It is limited to following embodiments.Without departing from the idea case in the present invention described above, according to ordinary skill knowledge and used
With means, various replacements and change are made, should all include within the scope of the present invention.
Embodiment 1：
A kind of prefabricated reinforced concrete composite beam and steel pipe column connected node, it is characterised in that:It mainly include prefabricated steel pipe
Column 1, prefabricated reinforced concrete composite beam 2, U-shaped steel sleeve 3 and cast-in-place concrete 4.
The pre-fabricated steel pipe pillar 1 includes steel pipe column 11, and is welded in the H profile steel end 12 of 11 side wall of steel pipe column.The H
Fashioned iron end 12 includes top flange plate 121, bottom wing listrium 122 and web 123.There are several bolts hole on the web 123
I1231.The top flange plate 121 and bottom wing listrium 122 of the H profile steel end 12 are each parallel to horizontal plane.The web 123 is vertical
In horizontal plane.
The prefabricated reinforced concrete composite beam 2 includes T-connecting piece 24 and pre-cast concrete 25, and by several
The muscle cage that portion's steel bar stress 21, lower part steel bar stress 22 and stirrup 23 weave.Referring to attached drawing, several lower part stress being parallel to each other
Reinforcing bar 22 is located at the bottom of muscle cage.Several top steel bar stresses 21 being parallel to each other are located at the top of muscle cage.Stirrup 23 is around volume
It knits.The T-connecting piece 24 includes orthogonal bottom plate 241 and end plate 242.The T-connecting piece 24 is located in muscle cage.Institute
Stating has several pegs 2422 on the bottom plate 241 and/or end plate 242 of T-connecting piece 24.These pegs 2422 are in coagulation of precoating
In soil 25.Lower part steel bar stress 22 and top steel bar stress 21 are perpendicular to bottom plate 241.The end of the end plate 242 has several
Bolt hole II2421 corresponding with bolt hole I1231.The pre-cast concrete 25 is in cuboid, wraps up the one of T-connecting piece 24
A part of part and muscle cage.Whole top steel bar stress 21, the stirrup 23 on top, the end with bolt hole II2421
The end of lower part steel bar stress 22 below 242 end of plate and bolt hole II2421, is exposed at outside pre-cast concrete 25.
The prefabricated reinforced concrete composite beam 2 is docked with H profile steel end 12.By passing through bolt hole I1231 and bolt
The bolt of hole II2421, so that web 123 and end plate 242 link together.The top steel bar stress 21 is overlapped on top flange
The upper surface of plate 121.The lower part steel bar stress 22 is overlapped on the lower surface of bottom wing listrium 122.
The U-shaped steel sleeve 3 includes U-shaped steel slot 31 and several connection reinforcing bars 32.The U-shaped steel slot 31 is by steel plate cold bending
It forms, the upper end opening is turned down to both sides, forms the side for being welded to connect reinforcing bar 32.The both ends of the connection reinforcing bar 32 are respectively welded
On the both sides that the upper end of U-shaped steel slot 31 opens, the upper end in the form of to drawing in U-shaped steel slot 31 is open.The U-shaped steel sleeve
The concrete in 3 pairs of node areas plays effect of contraction.The U-shaped steel slot 31 catches H profile steel from the prefabricated reinforced concrete composite beam 2
End 12, the end of end plate 242 and a part of pre-cast concrete 25.Several connection reinforcing bars 32 are welded on the upper end of U-shaped steel slot 31
It is open.
Component inside the U-shaped steel slot 31, and the muscle cage being exposed at outside pre-cast concrete 25 are wrapped in concrete 4
In.
Embodiment 2：
The present embodiment discloses the construction party for Reinforced Concrete Composite Beams described in embodiment 1 and steel pipe column connected node
Method, which is characterized in that specific step is as follows：
A. pre-fabricated steel pipe pillar 1 and prefabricated reinforced concrete composite beam 2 are completed in factory process, is transported to construction site installation just
Behind position, it is attached using bolt 5.
B. top steel bar stress 21 that prefabricated reinforced concrete composite beam 2 is respectively welded, lower part steel bar stress 22 are in reserved H
The upper and lower edge of a wing outer surface of fashioned iron end 12.
C. positioning, which is turned up, U-shaped steel slot 31 and is welded in the outer wall of steel pipe column 11, is welded to connect reinforcing bar 32.
D. construction is completed in casting concrete 4.
By the above work progress, being reliably connected for prefabricated reinforced concrete composite beam and pre-fabricated steel pipe pillar will be realized.
Claims (5)
1. a kind of prefabricated reinforced concrete composite beam and steel pipe column connected node, it is characterised in that:It mainly include the pre-manufactured steel
Tubing string (1), prefabricated reinforced concrete composite beam (2), U-shaped steel sleeve (3) and cast-in-place concrete (4)；
The pre-fabricated steel pipe pillar (1) includes steel pipe column (11), and is welded in the H profile steel end (12) of steel pipe column (11) side wall；
The H profile steel end (12) includes top flange plate (121), bottom wing listrium (122) and web (123)；Have on the web (123)
There are several bolt hole I (1231).
The prefabricated reinforced concrete composite beam (2) includes T-connecting piece (24) and pre-cast concrete (25), and by several
The muscle cage of top steel bar stress (21), lower part steel bar stress (22) and stirrup (23) braiding；Several lower part stress being parallel to each other
Reinforcing bar (22) is located at the bottom of muscle cage；Several top steel bar stresses (21) being parallel to each other are located at the top of muscle cage；The T shape connects
Fitting (24) includes orthogonal bottom plate (241) and end plate (242)；The T-connecting piece (24) is located in muscle cage；Lower part by
Power reinforcing bar (22) and top steel bar stress (21) are perpendicular to bottom plate (241)；The end of the end plate (242) has several and bolt
The corresponding bolt hole II (2421) of hole I (1231)；A part and muscle of pre-cast concrete (25) package T-connecting piece (24)
A part of cage；Whole top steel bar stress (21), the stirrup (23) on top, the end plate with bolt hole II (2421)
(242) end of the lower part steel bar stress (22) below end and bolt hole II (2421), is exposed at pre-cast concrete (25)
Outside；
The prefabricated reinforced concrete composite beam (2) is docked with H profile steel end (12)；By passing through bolt hole I (1231) and spiral shell
The bolt of keyhole II (2421), so that web (123) and end plate (242) link together；The top steel bar stress (21) is taken
Connect the upper surface in top flange plate (121)；The lower part steel bar stress (22) is overlapped on the lower surface of bottom wing listrium (122)；
The U-shaped steel sleeve (3) includes U-shaped steel slot (31) and several connection reinforcing bars (32)；The U-shaped steel slot (31) is from described pre-
Reinforced Concrete Composite Beams (2) processed catch H profile steel end (12), the end of end plate (242) and a part of pre-cast concrete (25)；
The upper end that several connections reinforcing bar (32) are welded on U-shaped steel slot (31) is open；
The internal component of the U-shaped steel slot (31), and be exposed at the muscle cage of pre-cast concrete (25) outside and be wrapped in concrete (4)
In.
2. a kind of prefabricated reinforced concrete composite beam according to claim 1 and steel pipe column connected node, it is characterised in that：
The U-shaped steel slot (31) is formed by steel plate cold bending, and the upper end opening is turned down to both sides, is formed and is welded to connect reinforcing bar (32)
Side.
3. a kind of prefabricated reinforced concrete composite beam according to claim 1 or 2 and steel pipe column connected node, feature exist
In：There are several pegs (2422) on the bottom plate (241) and/or end plate (242) of the T-connecting piece (24)；These pegs
(2422) in pre-cast concrete (25).
4. a kind of prefabricated reinforced concrete composite beam according to claim 1 or 3 and steel pipe column connected node, feature exist
In：The top flange plate (121) and bottom wing listrium (122) of the H profile steel end (12) are each parallel to horizontal plane；The web
(123) perpendicular to horizontal plane.
5. for the construction party of Reinforced Concrete Composite Beams and steel pipe column connected node described in 1~4 any one claim
Method, which is characterized in that specific step is as follows：
A. pre-fabricated steel pipe pillar (1) and prefabricated reinforced concrete composite beam (2) are completed in the factory process, is transported to construction site peace
After dress is in place, it is attached using bolt (5)；
B. top steel bar stress (21) that prefabricated reinforced concrete composite beam (2) is respectively welded, lower part steel bar stress (22) are in pre-
Stay the upper and lower edge of a wing outer surface of H profile steel end (12)；
C. positioning, which is turned up, U-shaped steel slot (31) and is welded in the outer walls of steel pipe column (11), is welded to connect reinforcing bar (32)；
D. construction is completed in casting concrete (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723899.8A CN108867889B (en) | 2018-07-04 | 2018-07-04 | Construction method for connecting joint of prefabricated reinforced concrete superposed beam and steel pipe column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723899.8A CN108867889B (en) | 2018-07-04 | 2018-07-04 | Construction method for connecting joint of prefabricated reinforced concrete superposed beam and steel pipe column |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108867889A true CN108867889A (en) | 2018-11-23 |
| CN108867889B CN108867889B (en) | 2020-09-15 |
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| CN201810723899.8A Active CN108867889B (en) | 2018-07-04 | 2018-07-04 | Construction method for connecting joint of prefabricated reinforced concrete superposed beam and steel pipe column |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106480983A (en) * | 2016-12-08 | 2017-03-08 | 四川华构住宅工业有限公司 | A kind of assembled beam-column hinged joint and its assembling mode |
| CN106703215A (en) * | 2016-12-08 | 2017-05-24 | 四川华构住宅工业有限公司 | Fabricated rigid joint beam-column structure |
| CN110318472A (en) * | 2019-07-04 | 2019-10-11 | 山东建筑大学 | Steel core concrete column and armored concrete Prefabricated beam connection structure and connection method |
| CN110397170A (en) * | 2019-06-13 | 2019-11-01 | 广东省建筑设计研究院 | Steel core concrete column-precast concrete composite beam assembled architecture connecting node |
| CN110952993A (en) * | 2019-11-19 | 2020-04-03 | 东北大学 | Semi-assembly type pipe curtain structure based on steel reinforced concrete connection and construction process |
| CN111764509A (en) * | 2020-06-17 | 2020-10-13 | 江苏华源建筑设计研究院股份有限公司 | Reinforced concrete connecting joint with steel pipe core for prefabricated beam column and connecting method |
| CN112900618A (en) * | 2021-01-27 | 2021-06-04 | 海南大学 | Prefabricated frame, beam column joint and construction method |
| CN114135000A (en) * | 2021-09-26 | 2022-03-04 | 重庆大学 | Assembled beam-column connecting joint partially wrapped with U-shaped steel and construction method thereof |
| CN115341652A (en) * | 2021-05-14 | 2022-11-15 | 河南众鼎智拓环保科技有限公司 | Prefabricated reinforced concrete frame, shear wall structure and construction method |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106480983A (en) * | 2016-12-08 | 2017-03-08 | 四川华构住宅工业有限公司 | A kind of assembled beam-column hinged joint and its assembling mode |
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| CN110952993B (en) * | 2019-11-19 | 2021-03-16 | 东北大学 | Semi-assembly type pipe curtain structure based on steel reinforced concrete connection and construction process |
| CN110952993A (en) * | 2019-11-19 | 2020-04-03 | 东北大学 | Semi-assembly type pipe curtain structure based on steel reinforced concrete connection and construction process |
| CN111764509A (en) * | 2020-06-17 | 2020-10-13 | 江苏华源建筑设计研究院股份有限公司 | Reinforced concrete connecting joint with steel pipe core for prefabricated beam column and connecting method |
| CN111764509B (en) * | 2020-06-17 | 2022-07-08 | 江苏华源建筑设计研究院股份有限公司 | Reinforced concrete connecting joint with steel pipe core for prefabricated beam column and connecting method |
| CN112900618A (en) * | 2021-01-27 | 2021-06-04 | 海南大学 | Prefabricated frame, beam column joint and construction method |
| WO2022160386A1 (en) * | 2021-01-27 | 2022-08-04 | 海南大学 | Prefabricated assembly-type frame, prefabricated assembly-type beam-column joint and construction method therefor |
| CN115341652A (en) * | 2021-05-14 | 2022-11-15 | 河南众鼎智拓环保科技有限公司 | Prefabricated reinforced concrete frame, shear wall structure and construction method |
| CN115341652B (en) * | 2021-05-14 | 2024-07-09 | 河南众鼎智拓环保科技有限公司 | Prefabricated reinforced concrete frame, shear wall structure and construction method |
| CN114135000A (en) * | 2021-09-26 | 2022-03-04 | 重庆大学 | Assembled beam-column connecting joint partially wrapped with U-shaped steel and construction method thereof |
| CN114135000B (en) * | 2021-09-26 | 2023-12-22 | 重庆大学 | Beam column connecting node of assembled type partially-encased U-shaped steel and construction method thereof |
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