CN106759878A - Assembled beam-column node structure and its building method - Google Patents
Assembled beam-column node structure and its building method Download PDFInfo
- Publication number
- CN106759878A CN106759878A CN201611085395.5A CN201611085395A CN106759878A CN 106759878 A CN106759878 A CN 106759878A CN 201611085395 A CN201611085395 A CN 201611085395A CN 106759878 A CN106759878 A CN 106759878A
- Authority
- CN
- China
- Prior art keywords
- column
- section
- anchor bar
- armored concrete
- node structure
- 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.)
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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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
Abstract
The invention provides a kind of assembled beam-column node structure and its building method, the cantilever beam of certain length is reserved in node region by prefabricated reinforced concrete column, the prefabricated integrality cantilever beam in joint core region can be so kept to be attached with armored concrete precast beam again, section is poured after junction cast-in-place concrete is formed, section is thus poured after to be shifted toward beam interlude from beam-ends, the position that section is poured after i.e. is remote from beam-ends, node can be made to form plastic hinge in beam-ends first in stress destruction, form " strong node, weak component ", increase the shock resistance of node, make to pour and more facilitate, simply, pouring quality is controllable.
Description
Technical field
The present invention relates to a kind of assembled beam-column node structure and its building method.
Background technology
Assembled architecture refers to the building in assemble in site with prefabricated component.The advantage of this building is to build speed
Degree is fast, and climate conditionality is small, saves labour and can improve construction quality, is that future architecture industry realizes sustainable development
Inevitable choice.
For fabricated construction, bean column node connected mode has vital influence to its anti-seismic performance.Fill at present
It is divided into involvement with formula Structure Beam-column node type of attachment to connect and wet connection.Involvement connects mainly has bracket to connect, tenon formula is connected, bolt
Connect, be welded to connect, steel hanger formula connection etc.；Wet connection mainly has common cast-in-place connection, the whole of prestressing technique pour connection, fill
Slurry assembly etc..Although many samples of type of attachment, setting for unified, complete fabricated construction bean column node is not formed
Meter specification builds system, and this also turns into the key factor of the further development of restriction fabricated construction.
The content of the invention
It is an object of the invention to provide a kind of assembled beam-column node structure and its building method, by increasing capacitance it is possible to increase node
Shock resistance.
To solve the above problems, the present invention provides a kind of assembled beam-column node structure, including：
Prefabricated reinforced concrete column；
The cantilever beam of the node region of prefabricated reinforced concrete column is arranged at, the prefabricated reinforced concrete column is outstanding with described
Arm is beam prefabricated integral, and the first anchor bar is extended with the cantilever beam；
Armored concrete precast beam, is extended with the second anchor bar, first anchor on the armored concrete precast beam
Gu reinforcing bar is anchored with the second anchor bar；
After pour section, it is described after pour the first anchor bar and the second anchor bar after section coats the anchoring, and connect institute
State cantilever beam and armored concrete precast beam.
Further, in said structure, the cantilever beam is provided with towards the side of the armored concrete precast beam
First recess.
Further, in said structure, the armored concrete precast beam is provided with towards the side of the cantilever beam
Second recess.
Further, in said structure, the shape of first recess and the second recess is consistent.
Further, in said structure, it is described after pour section for UHPC materials.
A kind of another side of the invention, there is provided building method of assembled beam-column node structure, including：
Production prefabricated reinforced concrete column, cantilever beam is set in the node region of prefabricated reinforced concrete column, described prefabricated
Reinforced column is prefabricated with the cantilever beam integral, and the first anchor bar is extended with the cantilever beam；
Production armored concrete precast beam, the second anchor bar is extended with the armored concrete precast beam；
Prefabricated reinforced concrete column and armored concrete precast beam to producing carry out quality inspection；
The prefabricated reinforced concrete column upchecked to quality and armored concrete precast beam lightering, stack, fortune of dispatching from the factory
Protected during defeated；
Prefabricated reinforced concrete column and armored concrete precast beam are first lifted into predetermined position during construction, and are consolidated
It is fixed；
Before pouring section after its formation, after first anchor bar and the second anchor bar are anchored, after to be formed
The region for pouring section is installed and fixed form, and first anchor bar and the second anchor bar after the anchoring are located at the mould
In the space that plate is surrounded；
Section is poured in cast-in-place concrete after being formed in the space that the template is surrounded, it is described after pour after section coats the anchoring
The first anchor bar and the second anchor bar, and the cantilever beam and armored concrete precast beam are connected, to pouring section after described
Conserved.
Further, in above-mentioned building method, the cantilever beam sets towards the side of the armored concrete precast beam
It is equipped with the first recess.
Further, in above-mentioned building method, the armored concrete precast beam sets towards the side of the cantilever beam
It is equipped with the second recess.
Further, in above-mentioned building method, the shape of first recess and the second recess is consistent.
Further, in above-mentioned building method, it is described after pour section for UHPC materials.
Compared with prior art, the cantilever beam of certain length is reserved in node region by prefabricated reinforced concrete column, this
Sample can keep the prefabricated integrality cantilever beam in joint core region to be attached with armored concrete precast beam again, existing in junction
Pouring concrete pours section after being formed, section is thus poured after and is shifted toward beam interlude from beam-ends, i.e., after pour the position of section and be remote from beam
End, node can be made to form plastic hinge in beam-ends first in stress destruction, formed " strong node, weak component ", increase node
Shock resistance, make to pour more facilitate, it is simple, pouring quality is controllable.
Brief description of the drawings
Fig. 1 is schematic diagram when pouring after not formed of the assembled beam-column node structure of one embodiment of the invention section；
Fig. 2 be the assembled beam-column node structure of one embodiment of the invention formation after pour the schematic diagram after section.
Specific embodiment
It is below in conjunction with the accompanying drawings and specific real to enable the above objects, features and advantages of the present invention more obvious understandable
The present invention is further detailed explanation to apply mode.
As illustrated in fig. 1 and 2, the present invention provides a kind of assembled beam-column node structure, including：
Prefabricated reinforced concrete column 1；
It is arranged at the cantilever beam 2 of the node region of prefabricated reinforced concrete column 1, the prefabricated reinforced concrete column 1 and institute
State cantilever beam 2 prefabricated integral, the first anchor bar 21 is extended with the cantilever beam；
Armored concrete precast beam 3, is extended with the second anchor bar 31, described on the armored concrete precast beam 3
One anchor bar 21 is anchored with the second anchor bar 31；
After pour section 4, it is described after pour the first anchor bar 21 and the second anchor bar 31 after section 4 coats the anchoring, and
Connect the cantilever beam 2 and armored concrete precast beam 3.Here, by prefabricated reinforced concrete column in node region reserved
The cantilever beam of measured length, can so keep the prefabricated integrality cantilever beam in joint core region to enter with armored concrete precast beam again
Row connection, pour section after junction cast-in-place concrete is formed, thus poured after section from beam-ends toward beam interlude shift, i.e., after pour
The position of section is remote from beam-ends, and node can be made to form plastic hinge in beam-ends first in stress destruction, formed " strong node,
Weak component ", increases the shock resistance of node, and it is more convenient, simple to make to pour, and pouring quality is controllable.
In one embodiment of the invention, as illustrated in fig. 1 and 2, the cantilever beam 2 is towards the armored concrete precast beam 3
Side is provided with the first recess 22, to pour the bonding strength of section after increasing between the cantilever beam and armored concrete precast beam.
In one embodiment of the invention, as illustrated in fig. 1 and 2, the armored concrete precast beam 3 is towards the cantilever beam 2
Side is provided with the second recess 32, to pour the bonding strength of section after increasing between the cantilever beam and armored concrete precast beam.
In one embodiment of the invention, as illustrated in fig. 1 and 2, the shape of the recess 32 of first recess 31 and second keeps one
Cause, be easy to batch production.
In one embodiment of the invention, it is described after pour section 4 for UHPC materials.Here, using ultra-high performance concrete (UHPC)
Section is poured after doing and pours material, the intensity of section is poured after increase, section is poured after reduction to the overall influence of node, structure connection safety
Greatly improve.
The present invention also provides the building method of another assembled beam-column node structure, including：
Step S1, produces prefabricated reinforced concrete column, and cantilever beam, institute are set in the node region of prefabricated reinforced concrete column
State prefabricated reinforced concrete column prefabricated with the cantilever beam integral, the first anchor bar is extended with the cantilever beam；Here,
Need to construction drawing detailing, including detailed dimensions, the Bar Anchorage of cantilever beam are reserved on reserved prefabricated reinforced concrete column
Length etc.；
Step S2, produces armored concrete precast beam, and the second anchor bar is extended with the armored concrete precast beam；
Step S3, prefabricated reinforced concrete column and armored concrete precast beam to producing carry out quality inspection, can go out
The detailed quality inspection of finished products report of tool；
Step S4, the prefabricated reinforced concrete column upchecked to quality and armored concrete precast beam transportation by lighter, stack,
Protected in transportation of dispatching from the factory；
Step S5, first predetermined position is lifted into during construction by prefabricated reinforced concrete column and armored concrete precast beam,
And be fixed；
Step S6, before pouring section after its formation, after first anchor bar and the second anchor bar are anchored, is treating
The region that section is poured after formation is installed and fixed form, and first anchor bar after the anchoring is located at the second anchor bar
In the space that the template is surrounded；
Step S7, section is poured in cast-in-place concrete after being formed in the space that the template is surrounded, it is described after pour section cladding institute
The first anchor bar and the second anchor bar after anchoring are stated, and connects the cantilever beam and armored concrete precast beam, to institute
Section is poured after stating to be conserved.By prefabricated reinforced concrete column in the cantilever beam of the reserved certain length of node region, can so protect
The prefabricated integrality cantilever beam of a nucleus of serving as a diplomatic envoy is attached with armored concrete precast beam again, in the cast-in-place coagulation in junction
Soil pours section after being formed, and section is thus poured after and is shifted toward beam interlude from beam-ends, i.e., after pour the position of section and be remote from beam-ends, can
So that node forms plastic hinge in beam-ends first in stress destruction, formed " strong node, weak component ", increase the antidetonation energy of node
Power, it is more convenient, simple to make to pour, and pouring quality is controllable.
In one embodiment of the invention, it is recessed that the cantilever beam is provided with first towards the side of the armored concrete precast beam
Mouthful, to pour the bonding strength of section after increasing between the cantilever beam and armored concrete precast beam.
In one embodiment of the invention, it is recessed that the armored concrete precast beam is provided with second towards the side of the cantilever beam
Mouthful, to pour the bonding strength of section after increasing between the cantilever beam and armored concrete precast beam.
In one embodiment of the invention, the shape of first recess and the second recess is consistent, and is easy to batch production.
In one embodiment of the invention, it is described after pour section for UHPC materials.Here, being done using ultra-high performance concrete (UHPC)
After pour section and pour material, the intensity of section is poured after increase, section is poured after reduction to the overall influence of node, structure connection safety is also big
It is big to improve.
In sum, the present invention reserves the cantilever beam of certain length by prefabricated reinforced concrete column in node region, this
Sample can keep the prefabricated integrality cantilever beam in joint core region to be attached with armored concrete precast beam again, existing in junction
Pouring concrete pours section after being formed, section is thus poured after and is shifted toward beam interlude from beam-ends, i.e., after pour the position of section and be remote from beam
End, node can be made to form plastic hinge in beam-ends first in stress destruction, formed " strong node, weak component ", increase node
Shock resistance, make to pour more facilitate, it is simple, pouring quality is controllable.
Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Obviously, those skilled in the art can carry out various changes and modification without deviating from spirit of the invention to invention
And scope.So, if these modifications of the invention and modification belong to the claims in the present invention and its equivalent technologies scope it
Interior, then the present invention is also intended to including including these changes and modification.
Claims (10)
1. a kind of assembled beam-column node structure, it is characterised in that including：
Prefabricated reinforced concrete column；
It is arranged at the cantilever beam of the node region of prefabricated reinforced concrete column, the prefabricated reinforced concrete column and the cantilever beam
It is prefabricated integral, the first anchor bar is extended with the cantilever beam；
Armored concrete precast beam, is extended with the second anchor bar, the first anchoring steel on the armored concrete precast beam
Muscle is anchored with the second anchor bar；
After pour section, it is described after pour the first anchor bar and the second anchor bar after section coats the anchoring, and connect described hanging
Arm beam and armored concrete precast beam.
2. assembled beam-column node structure as claimed in claim 1, it is characterised in that the cantilever beam is mixed towards the reinforcing bar
The side of solidifying soil precast beam is provided with the first recess.
3. assembled beam-column node structure as claimed in claim 2, it is characterised in that the armored concrete precast beam towards
The side of the cantilever beam is provided with the second recess.
4. assembled beam-column node structure as claimed in claim 3, it is characterised in that first recess and the second recess
Shape is consistent.
5. the assembled beam-column node structure as described in any one of Claims 1-4, it is characterised in that section is poured after described is
UHPC materials.
6. a kind of building method of assembled beam-column node structure, it is characterised in that including：
Production prefabricated reinforced concrete column, cantilever beam is set in the node region of prefabricated reinforced concrete column, described precast reinforced
Concrete column is prefabricated with the cantilever beam integral, and the first anchor bar is extended with the cantilever beam；
Production armored concrete precast beam, the second anchor bar is extended with the armored concrete precast beam；
Prefabricated reinforced concrete column and armored concrete precast beam to producing carry out quality inspection；
The prefabricated reinforced concrete column upchecked to quality and armored concrete precast beam lightering, stack, dispatch from the factory and transported
Protected in journey；
Prefabricated reinforced concrete column and armored concrete precast beam are first lifted into predetermined position during construction, and are fixed；
Before pouring section after its formation, after first anchor bar and the second anchor bar are anchored, section is poured after to be formed
Region install and fixed form, first anchor bar and the second anchor bar after the anchoring are positioned at the template institute
In the space for surrounding；
Section is poured in cast-in-place concrete after being formed in the space that the template is surrounded, it is described after pour section coat after the anchoring the
One anchor bar and the second anchor bar, and connect the cantilever beam and armored concrete precast beam, are carried out to pouring section after described
Maintenance.
7. the building method of assembled beam-column node structure as claimed in claim 6, it is characterised in that the cantilever beam towards
The side of the armored concrete precast beam is provided with the first recess.
8. the building method of assembled beam-column node structure as claimed in claim 7, it is characterised in that the armored concrete
Precast beam is provided with the second recess towards the side of the cantilever beam.
9. the building method of assembled beam-column node structure as claimed in claim 8, it is characterised in that first recess and
The shape of the second recess is consistent.
10. the building method of the assembled beam-column node structure as described in any one of claim 6 to 9, it is characterised in that described
After pour section for UHPC materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611085395.5A CN106759878A (en) | 2016-11-30 | 2016-11-30 | Assembled beam-column node structure and its building method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611085395.5A CN106759878A (en) | 2016-11-30 | 2016-11-30 | Assembled beam-column node structure and its building method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106759878A true CN106759878A (en) | 2017-05-31 |
Family
ID=58914863
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611085395.5A Pending CN106759878A (en) | 2016-11-30 | 2016-11-30 | Assembled beam-column node structure and its building method |
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| Country | Link |
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| CN (1) | CN106759878A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107254937A (en) * | 2017-08-07 | 2017-10-17 | 北京工业大学 | A kind of assembled power consumption girder connection of built-in X-shaped low-yield structural steel connecting member |
| CN108775083A (en) * | 2018-07-09 | 2018-11-09 | 东南大学 | The assembly concrete frame structure and construction method connected outside precast beam plastic hinge region |
| CN108867890A (en) * | 2018-07-27 | 2018-11-23 | 华南理工大学 | The integral prefabricated node of beam column of the junction with rigid template bracket and its construction method |
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| GB440806A (en) * | 1934-07-02 | 1936-01-02 | George Rotinoff | Improvements relating to reinforced concrete structures |
| JPH0790933A (en) * | 1993-09-22 | 1995-04-04 | Ohbayashi Corp | Construction method of structure |
| CN103074941A (en) * | 2012-12-24 | 2013-05-01 | 北京工业大学 | Assembly type recycled concrete node with steel bar truss girders at end parts and manufacturing method thereof |
| CN103104039A (en) * | 2013-03-08 | 2013-05-15 | 郑州大学 | Assembled framework beam-column joint adopting cover plate connection and construction method thereof |
| CN204435564U (en) * | 2015-01-16 | 2015-07-01 | 青岛建安建设集团有限公司 | Prefabricated assembled frame construction New Types of Beam column Connections |
| CN205669258U (en) * | 2016-06-15 | 2016-11-02 | 上海理工大学 | A kind of connection precast beam of pre-buried shear key |
| CN206328864U (en) * | 2016-11-30 | 2017-07-14 | 上海建工二建集团有限公司 | Assembled beam-column node structure |
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2016
- 2016-11-30 CN CN201611085395.5A patent/CN106759878A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB440806A (en) * | 1934-07-02 | 1936-01-02 | George Rotinoff | Improvements relating to reinforced concrete structures |
| JPH0790933A (en) * | 1993-09-22 | 1995-04-04 | Ohbayashi Corp | Construction method of structure |
| CN103074941A (en) * | 2012-12-24 | 2013-05-01 | 北京工业大学 | Assembly type recycled concrete node with steel bar truss girders at end parts and manufacturing method thereof |
| CN103104039A (en) * | 2013-03-08 | 2013-05-15 | 郑州大学 | Assembled framework beam-column joint adopting cover plate connection and construction method thereof |
| CN204435564U (en) * | 2015-01-16 | 2015-07-01 | 青岛建安建设集团有限公司 | Prefabricated assembled frame construction New Types of Beam column Connections |
| CN205669258U (en) * | 2016-06-15 | 2016-11-02 | 上海理工大学 | A kind of connection precast beam of pre-buried shear key |
| CN206328864U (en) * | 2016-11-30 | 2017-07-14 | 上海建工二建集团有限公司 | Assembled beam-column node structure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107254937A (en) * | 2017-08-07 | 2017-10-17 | 北京工业大学 | A kind of assembled power consumption girder connection of built-in X-shaped low-yield structural steel connecting member |
| CN107254937B (en) * | 2017-08-07 | 2019-07-12 | 北京工业大学 | A kind of assembled energy consumption girder connection of built-in X-shaped low-yield structural steel connecting member |
| CN108775083A (en) * | 2018-07-09 | 2018-11-09 | 东南大学 | The assembly concrete frame structure and construction method connected outside precast beam plastic hinge region |
| CN108867890A (en) * | 2018-07-27 | 2018-11-23 | 华南理工大学 | The integral prefabricated node of beam column of the junction with rigid template bracket and its construction method |
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