CN109386053B - Full-assembled reinforced concrete column and reinforced concrete beam connection structure - Google Patents
Full-assembled reinforced concrete column and reinforced concrete beam connection structure Download PDFInfo
- Publication number
- CN109386053B CN109386053B CN201811373496.1A CN201811373496A CN109386053B CN 109386053 B CN109386053 B CN 109386053B CN 201811373496 A CN201811373496 A CN 201811373496A CN 109386053 B CN109386053 B CN 109386053B
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- China
- Prior art keywords
- reinforced concrete
- connecting piece
- concrete column
- connecting block
- concrete beam
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 90
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 27
- 239000010959 steel Substances 0.000 claims abstract description 27
- 239000004567 concrete Substances 0.000 claims abstract description 12
- 230000002787 reinforcement Effects 0.000 claims description 6
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 238000006731 degradation reaction Methods 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- 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 fully assembled reinforced concrete column and reinforced concrete beam connecting structure, which comprises a reinforced concrete column and a reinforced concrete beam, wherein the side part of the reinforced concrete column is provided with a hidden bracket, the fully assembled reinforced concrete column and reinforced concrete beam connecting structure further comprises a Z-shaped connecting piece, the reinforced concrete column and the reinforced concrete beam are connected through the Z-shaped connecting piece, the Z-shaped connecting piece is an integral piece composed of an upper connecting block and a lower connecting block, one end of the Z-shaped connecting piece is lapped on the hidden bracket, the upper connecting block and the lower connecting block are respectively connected with a longitudinal steel bar end straight thread sleeve embedded in the reinforced concrete column through bolts, the reinforced concrete beam is provided with a lap joint, the reinforced concrete beam is lapped on the Z-shaped connecting piece through the lap joint, and the upper connecting block and the lower connecting block of the Z-shaped connecting piece are respectively connected with a longitudinal steel bar end straight thread sleeve embedded in the reinforced concrete beam through bolts. The invention can be disassembled and replaced when the reinforced concrete beam or the Z-shaped steel pipe concrete connecting piece is damaged or has performance degradation.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a connecting structure of a fully assembled reinforced concrete column and a reinforced concrete beam.
Background
Along with the development of building structures and the popularization and application of assembled structures, precast reinforced concrete structure systems are gradually and widely applied and developed in engineering practice. The prefabricated reinforced concrete structure can be divided into an assembled integral type and a fully assembled type, and the assembled integral type prefabricated reinforced concrete structure can achieve the same or nearly the same mechanical and anti-seismic performance as the cast-in-situ reinforced concrete structure under the general condition; and for the fully assembled reinforced concrete structure, the mechanical and anti-seismic properties of the fully assembled reinforced concrete structure are greatly dependent on the connection structure of beam column nodes.
At present, most of practical engineering adopts an assembled integral precast reinforced concrete structure, and the structure has good anti-seismic and anti-collapse performances and integrity, but the construction method and construction and installation are more complex, if the nodes are damaged, such as vibration and the influence of frequent earthquakes, the performance of the nodes can be degraded and the nodes can not be replaced and repaired, and great potential safety hazards exist.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a connecting structure of a fully assembled reinforced concrete column and a reinforced concrete beam, which can be disassembled and replaced when a connecting piece is damaged or has performance degradation.
The technical scheme adopted by the invention is as follows: the utility model provides a full assembled reinforced concrete column and reinforced concrete beam connection structure, including reinforced concrete column, reinforced concrete beam, be equipped with dark bracket in the lateral part of reinforced concrete column, still include the zigzag connecting piece, reinforced concrete column, reinforced concrete beam passes through the zigzag connecting piece to be connected, at least, pre-buried two-layer vertical reinforcing bar has in reinforced concrete column, upper longitudinal reinforcement runs through reinforced concrete column, lower floor's vertical reinforcing bar passes reinforced concrete column and extends dark bracket, the tip of vertical reinforcing bar is equipped with the screw thread, and be connected with straight thread sleeve, the zigzag connecting piece is the integral part of constituteing by last connecting block and lower connecting block, all be equipped with the bolt hole on the both ends terminal surface of last connecting block and lower connecting block, zigzag connecting piece one end overlap joint is on dark bracket, go up connecting block and lower connecting block respectively through the straight thread sleeve connection of bolt and vertical reinforcing bar end connection, be equipped with the lap joint on the reinforced concrete beam through the lap joint overlap joint on the zigzag connecting piece, the corresponding position department pre-buried longitudinal bar of bolt hole in reinforced concrete beam and the zigzag connecting piece, the tip of longitudinal is equipped with the screw thread to be connected with straight thread sleeve, zigzag connecting piece is gone up and the straight thread sleeve is connected with the straight thread sleeve through the lower thread sleeve respectively.
Further, the Z-shaped connecting piece is of a steel pipe concrete structure and comprises Z-shaped steel pipes, end face flanges arranged on the Z-shaped steel pipes, top stiffening ribs, bottom stiffening ribs, two side stiffening ribs and concrete filled in the Z-shaped steel pipes.
Further, the reinforced concrete column and the reinforced concrete beam are provided with an encryption stirrup in the connection node area and the hidden bracket.
Further, the overall height h of the zigzag connector 1 Satisfy h 1 ＝h 2 ，h 2 Length l of Z-shaped connector for total height of reinforced concrete beam 1 Satisfy 1.5h 2 ≤l 1 ≤2.0h 2 Height h of dark corbel 3 Satisfy 0.4h 2 ≤h 3 ≤0.6h 2 Length of dark corbel l 2 Satisfy 0.25l 1 ≤l 2 ≤0.35l 1 。
Compared with the prior art, the invention has the beneficial effects that:
1. in actual engineering, when the reinforced concrete beam or the Z-shaped steel pipe concrete connecting piece is damaged or the performance of the reinforced concrete beam or the Z-shaped steel pipe concrete connecting piece is degraded, the reinforced concrete beam or the Z-shaped steel pipe concrete connecting piece can be detached and replaced;
2. the invention also optimizes the stress performance of the connection joint of the reinforced concrete column and the steel beam on the premise of realizing the detachability of the assembled reinforced concrete column-steel reinforced concrete beam.
Drawings
Fig. 1 is a schematic view of the assembly of the present invention.
Fig. 2 is a perspective view of the reinforced concrete column of the present invention.
Fig. 3 is a schematic structural view of the zigzag-shaped connecting piece according to the present invention.
Fig. 4 is a schematic structural view of the reinforced concrete beam of the present invention.
Fig. 5 is a perspective view of the reinforced concrete beam of the present invention.
Detailed Description
The present invention will be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown, for the purpose of illustrating the invention, but the scope of the invention is not limited to the specific embodiments shown.
As shown in fig. 1-5, the connection structure of the fully assembled reinforced concrete column and the reinforced concrete beam in the embodiment comprises a reinforced concrete column 1 and a reinforced concrete beam 3, wherein a hidden bracket 4 is arranged on the side part of the reinforced concrete column 1, the hidden bracket 4 is formed in the pouring process of the reinforced concrete column 1, the connection structure further comprises a Z-shaped connecting piece 2, and the reinforced concrete column 1 and the reinforced concrete beam 3 are connected through the Z-shaped connecting piece 2.
At least two layers of longitudinal steel bars 5 are pre-buried in the reinforced concrete column 1, the upper layer of longitudinal steel bars 5 penetrate through the reinforced concrete column 1, the lower layer of longitudinal steel bars 5 penetrate through the reinforced concrete column 1 and extend out of the hidden brackets 4, the end parts of the longitudinal steel bars 5 are provided with threads, and the threads are connected with the straight thread sleeves 6.
The Z-shaped connecting piece 2 is an integral piece formed by an upper connecting block and a lower connecting block, is of a steel pipe concrete structure, and comprises a Z-shaped steel pipe 201, an end face flange 202, a top stiffening rib 203, a bottom stiffening rib 204, two side stiffening ribs 205 and concrete 206 filled in the Z-shaped steel pipe. Bolt holes 8 are formed in the end face flanges 202 at the two ends of the upper connecting block and the lower connecting block.
One end of the Z-shaped connecting piece 2 is lapped on the hidden bracket 4, and the upper connecting block and the lower connecting block are respectively connected with a straight thread sleeve 6 connected with the end of the longitudinal steel bar 5 through bolts 9.
The reinforced concrete beam 3 is provided with a lap joint 301, the reinforced concrete beam 3 is lapped on the Z-shaped connecting piece 2 through the lap joint 301, longitudinal ribs 7 are pre-buried in the reinforced concrete beam 3 at positions corresponding to bolt holes 8 on the Z-shaped connecting piece 2, the end parts of the longitudinal ribs 7 are provided with threads and are connected with straight thread sleeves 6, and an upper connecting block and a lower connecting block of the Z-shaped connecting piece 2 are respectively connected with the straight thread sleeves 6 connected with the ends of the longitudinal ribs 7 through bolts 9.
Further, an encryption stirrup is arranged in the connection node area of the reinforced concrete column 1 and the reinforced concrete beam 3 and the hidden bracket 4.
Further, the zigzag-shaped connecting piece 2Total height h 1 Satisfy h 1 ＝h 2 ，h 2 Length l of zigzag connector 2 for the total height of reinforced concrete beam 3 1 Satisfy 1.5h 2 ≤l 1 ≤2.0h 2 Height h of the dark corbel (4) 3 Satisfy 0.4h 2 ≤h 3 ≤0.6h 2 Length l of the dark corbel (4) 2 Satisfy 0.25l 1 ≤l 2 ≤0.35l 1 。
In the invention, a plurality of longitudinal steel bars with two ends connected with straight thread sleeves are arranged in the reinforced concrete column, namely, when pouring is performed, the longitudinal steel bars with two ends connected with the straight thread sleeves are placed in the reinforced concrete column, and the lower layer of longitudinal steel bars extend to the dark bracket all the time. The number of the longitudinal bars in the reinforced concrete column is the same as that of the longitudinal bars in the reinforced concrete beam, and the arrangement mode also corresponds to the longitudinal bars in the reinforced concrete beam accurately.
In the present invention, components or devices not illustrated and defined are common or well known to those skilled in the art.
Many modifications and other embodiments of the invention will come to mind to one skilled in the art to which this invention pertains having the benefit of the teachings presented in the foregoing descriptions and the associated drawings. Therefore, it is to be understood that the inventions are not to be limited to the specific embodiments disclosed and that modifications and other embodiments are intended to be included within the scope of the appended claims. Although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (2)
1. The utility model provides a full assembled reinforced concrete column and reinforced concrete beam connection structure, includes reinforced concrete column (1), reinforced concrete beam (3), is equipped with dark bracket (4), its characterized in that in the lateral part of reinforced concrete column (1): still include Z font connecting piece (2), reinforced concrete column (1), reinforced concrete roof beam (3) are connected through Z font connecting piece (2), at least, pre-buried have two-layer longitudinal reinforcement (5) in reinforced concrete column (1), upper strata longitudinal reinforcement (5) run through reinforced concrete column (1), lower floor's longitudinal reinforcement (5) pass reinforced concrete column (1) and extend dark bracket (4), the tip of longitudinal reinforcement (5) is equipped with the screw thread, and be connected with straight thread sleeve (6), Z font connecting piece (2) are the whole spare of constituteing by last connecting block and lower connecting block, all be equipped with bolt hole (8) on the both ends terminal surface of last connecting block and lower connecting block, Z font connecting piece (2) one end overlap joint is on dark bracket (4), go up connecting block and lower connecting block and be connected through straight thread sleeve (6) that bolt (9) and longitudinal reinforcement (5) end are connected respectively, be equipped with lap joint (301) on reinforced concrete roof beam (3) through lap joint (301) on Z font connecting piece (2), it has screw thread sleeve (7) to correspond on the tip of pre-buried concrete roof beam (3) and have on Z font connecting piece (7), the upper connecting block and the lower connecting block of the Z-shaped connecting piece (2) are respectively connected with a straight thread sleeve (6) connected with the end of the longitudinal rib (7) through bolts (9);
the Z-shaped connecting piece (2) is of a steel pipe concrete structure and comprises a Z-shaped steel pipe (201), an end face flange (202) arranged on the Z-shaped steel pipe, a top stiffening rib (203), a bottom stiffening rib (204), two side stiffening ribs (205) and concrete (206) filled in the Z-shaped steel pipe;
the reinforced concrete column (1) and the reinforced concrete beam (3) are provided with encryption stirrups in the connecting node areas and the hidden brackets (4).
2. A fully assembled reinforced concrete column and reinforced concrete beam connection structure as claimed in claim 1, wherein: the total height of the Z-shaped connecting piece (2)Satisfy the following requirements，Is a reinforced bar mixtureThe total height of the concrete beam (3), the length of the Z-shaped connecting piece (2)Satisfy the following requirementsHeight of the dark corbel (4)Satisfy the following requirementsLength of the dark corbel (4)Satisfy the following requirements。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811373496.1A CN109386053B (en) | 2018-11-19 | 2018-11-19 | Full-assembled reinforced concrete column and reinforced concrete beam connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811373496.1A CN109386053B (en) | 2018-11-19 | 2018-11-19 | Full-assembled reinforced concrete column and reinforced concrete beam connection structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109386053A CN109386053A (en) | 2019-02-26 |
| CN109386053B true CN109386053B (en) | 2024-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811373496.1A Active CN109386053B (en) | 2018-11-19 | 2018-11-19 | Full-assembled reinforced concrete column and reinforced concrete beam connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109386053B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111877547B (en) * | 2020-07-27 | 2022-03-11 | 东南大学 | Assembled concrete beam column trunk type connecting joint |
| CN112942573B (en) * | 2021-02-19 | 2022-06-17 | 山东建筑大学 | Assembled beam-column node mortise-tenon structure and construction method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009161974A (en) * | 2008-01-04 | 2009-07-23 | Takenaka Komuten Co Ltd | Reinforced concrete beam construction method |
| CN105780923A (en) * | 2016-05-04 | 2016-07-20 | 福建工程学院 | Assembly structure of prefabricated concrete beam and concrete-filled steel tube column |
| CN108049498A (en) * | 2017-12-06 | 2018-05-18 | 四川大学 | The prefabricated post and Prefabricated beam connection structure and method of assembled architecture frame structure |
| CN209353467U (en) * | 2018-11-19 | 2019-09-06 | 湘潭大学 | A kind of assembled steel reinforced concrete column and reinforced beam connection structure entirely |
-
2018
- 2018-11-19 CN CN201811373496.1A patent/CN109386053B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009161974A (en) * | 2008-01-04 | 2009-07-23 | Takenaka Komuten Co Ltd | Reinforced concrete beam construction method |
| CN105780923A (en) * | 2016-05-04 | 2016-07-20 | 福建工程学院 | Assembly structure of prefabricated concrete beam and concrete-filled steel tube column |
| CN108049498A (en) * | 2017-12-06 | 2018-05-18 | 四川大学 | The prefabricated post and Prefabricated beam connection structure and method of assembled architecture frame structure |
| CN209353467U (en) * | 2018-11-19 | 2019-09-06 | 湘潭大学 | A kind of assembled steel reinforced concrete column and reinforced beam connection structure entirely |
Non-Patent Citations (1)
| Title |
|---|
| 钢管混凝土柱与钢筋混凝土梁不穿心节点抗震性能试验研究;李松柏;李桢章;梁继忠;;建筑结构(08);全文 * |
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| Publication number | Publication date |
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| CN109386053A (en) | 2019-02-26 |
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