CN215948506U - Connecting joint of steel pipe column and frame beam - Google Patents
Connecting joint of steel pipe column and frame beam Download PDFInfo
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- CN215948506U CN215948506U CN202121826172.6U CN202121826172U CN215948506U CN 215948506 U CN215948506 U CN 215948506U CN 202121826172 U CN202121826172 U CN 202121826172U CN 215948506 U CN215948506 U CN 215948506U
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Abstract
The utility model relates to the technical field of buildings, and discloses a connecting node of a steel pipe column and a frame beam, which comprises a first frame beam, a second frame beam and a connecting ring beam annularly arranged on the periphery of the steel pipe column, wherein a ring beam reinforcement cage is arranged in the connecting ring beam, the first frame beam and the second frame beam are symmetrically arranged on two sides of the steel pipe column, the first frame beam and the second frame beam are arranged on the periphery of the connecting ring beam and are vertical to the steel pipe column, the first frame beam and the second frame beam both comprise first longitudinal reinforcements, and the first longitudinal reinforcements penetrate through the ring beam reinforcement cage and the tail ends of the first longitudinal reinforcements are bent to form a first bending section connected with the outer wall of the steel pipe column. The utility model can effectively transfer load and effectively improve the strength, rigidity and stability of the connecting node.
Description
Technical Field
The utility model relates to the technical field of buildings, in particular to a connecting node of a steel pipe column and a frame beam.
Background
In the prior art, the connection forms of the steel pipe column and the frame beam are different, and some steel pipe columns are connected with the steel bars of the frame beam by opening holes on the steel pipe columns, but the steel pipe columns are directly influenced by the structural stress of the steel pipe columns; some steel pipe columns are provided with ring beams at the periphery, and reinforcing steel bars of the frame beams are directly lapped on the ring beams, but the transmission of bending moment at the end parts of the frame beams is not direct.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a connecting node of a steel pipe column and a frame beam, which can effectively transfer load and effectively improve the strength, rigidity and stability of the connecting node.
In order to achieve the above purpose, the utility model provides a connection node of a steel pipe column and a frame beam, the connection node includes a first frame beam, a second frame beam and a connection ring beam annularly arranged on the periphery of the steel pipe column, a ring beam reinforcement cage is arranged in the connection ring beam, the ring beam reinforcement cage includes an inner ring reinforcement, an outer ring reinforcement and a ring beam stirrup for connecting the inner ring reinforcement and the outer ring reinforcement, the first frame beam and the second frame beam are symmetrically arranged on two sides of the steel pipe column, the first frame beam and the second frame beam have the same structure and size, at least one of the first frame beam and the second frame beam is arranged on the periphery of the connection ring beam and is perpendicular to the steel pipe column, the first frame beam and the second frame beam both include a first longitudinal reinforcement, the first longitudinal reinforcement passes through the ring beam reinforcement cage, and the tail end of the first longitudinal reinforcement is bent to form a second longitudinal reinforcement connected with the outer wall of the steel pipe column A bending section.
In a preferred embodiment of the present invention, the outer wall of the steel pipe column is provided with an annular supporting plate, and the top surface of the annular supporting plate is connected to the bottom surface of the connecting ring beam.
In a preferred embodiment of the present invention, a reinforcing plate is connected between the annular supporting plate and the outer wall of the steel pipe column, and the reinforcing plate is located below the annular supporting plate.
As a preferable aspect of the present invention, the outer diameter of the annular supporting plate is equal to or greater than the outer diameter of the connecting ring beam.
As a preferable scheme of the present invention, each of the first frame beam and the second frame beam includes a second longitudinal steel bar, the second longitudinal steel bar penetrates through the ring beam steel reinforcement cage, and the end of the second longitudinal steel bar is bent to form a second bending section extending into the ring beam steel reinforcement cage, and the second bending section is connected to the ring beam stirrup.
As a preferable aspect of the present invention, an end of the first bent section in the first frame beam is connected to an end of the first bent section in the second frame beam.
As a preferable aspect of the present invention, each of the first frame beam and the second frame beam includes a third longitudinal reinforcement bar, the third longitudinal reinforcement bar passes through the ring beam reinforcement cage and is located on the outer periphery of the third longitudinal reinforcement steel pipe column, and the end of the third longitudinal reinforcement bar in the first frame beam is connected to the end of the third longitudinal reinforcement bar in the second frame beam.
In a preferred embodiment of the present invention, at least one connecting steel bar is annularly disposed on an outer wall of the steel pipe column.
As a preferable scheme of the utility model, a plurality of inner ring steel bars and a plurality of outer ring steel bars are arranged at intervals along the axial direction of the steel pipe column, and the number of the inner ring steel bars is the same as that of the outer ring steel bars; the ring beam stirrups comprise horizontal stirrups, first longitudinal stirrups and second longitudinal stirrups, the inner ring steel bars and the outer ring steel bars are connected at the same horizontal height, the first longitudinal stirrups are connected with all the inner ring steel bars, and the second longitudinal stirrups are connected with all the outer ring steel bars.
In a preferred embodiment of the present invention, the steel pipe column includes a hollow steel pipe, and an inner cavity of the hollow steel pipe is filled with concrete.
Compared with the prior art, the connecting node of the steel pipe column and the frame beam has the beneficial effects that:
in the embodiment of the utility model, the first frame beam and the second frame beam can be effectively connected with the connecting ring beam, the load at the beam end of the frame beam is effectively transmitted to the steel pipe column through the ring beam, and the first bending sections in the first frame beam and the second frame beam are connected with the outer wall of the steel pipe column, so that the frame beam and the steel pipe column form a bonding force, the load at the beam end of the frame beam is effectively transmitted to the steel pipe column, and the bending moment of the beam-column node can be resisted by arranging the connecting ring beam; therefore, the load can be effectively transferred, and the strength, rigidity and stability of the connecting node are effectively improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
FIG. 1 is a schematic longitudinal sectional view of a connection node of a steel pipe column and a frame beam according to the present invention;
FIG. 2 is a schematic cross-sectional view of a connection node of a steel pipe column and a frame beam according to the present invention;
FIG. 3 is a view showing a coupling structure of the ring pallet;
in the figure, 1 is a steel pipe column; 2 is a first frame beam; 21 is a first longitudinal reinforcement; 211 is a first bending section; 22 is a second longitudinal reinforcement; 221 is a second bending section; 23 is a third longitudinal reinforcing steel bar; 3 is a second frame beam; 4 is a connecting ring beam; 41 is an inner ring steel bar; 42 is an outer ring steel bar; 43 is a horizontal stirrup; 44 is a first longitudinal stirrup; 45 is a second longitudinal stirrup; 5 is an annular supporting plate; 51 is a reinforcing plate; 6 is connecting steel bar.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 3, the connection node of the steel pipe column and the frame beam provided by the utility model comprises a first frame beam 2, a second frame beam 3 and a connection ring beam 4 annularly arranged on the periphery of the steel pipe column 1, wherein a ring beam reinforcement cage is arranged in the connection ring beam 4, and the ring beam reinforcement cage comprises an inner ring reinforcement 41, an outer ring reinforcement 42 and a ring beam stirrup for connecting the inner ring reinforcement 41 and the outer ring reinforcement 42, so that the integrity of the ring beam reinforcement cage is effectively enhanced, and the structural stability is improved; the first frame beam 2 and the second frame beam 3 are symmetrically arranged on two sides of the steel pipe column 1, the first frame beam 2 and the second frame beam 3 are identical in structure and size, at least one first frame beam 2 and at least one second frame beam 3 are arranged on the first frame beam 2 and the second frame beam 3, the first frame beam 2 and the second frame beam 3 are arranged on the periphery of the connecting ring beam 4 and perpendicular to the steel pipe column 1, the first frame beam 2 and the second frame beam 3 respectively comprise first longitudinal steel bars 21, the first longitudinal steel bars 21 penetrate through the ring beam steel bar cage, the tail ends of the ring beam steel bar cage are bent to form a first bending section 211 connected with the outer wall of the steel pipe column 1, the front section of the first bending section 211 is bound or welded with the ring beam steel bar cage, and the rear section of the first bending section 211 is welded with the outer wall of the steel pipe column 1. In particular, the number of first longitudinal bars 21 is much greater than the number of second longitudinal bars 22.
Exemplarily, the outer wall of the steel pipe column 1 is provided with an annular supporting plate 5, the outer diameter of the annular supporting plate 5 is equal to or larger than the outer diameter of the connecting ring beam 4, the annular supporting plate 5 is welded to the steel pipe column 1, the connection stability of the annular supporting plate and the steel pipe column is effectively improved, the top surface of the annular supporting plate is connected with the concrete on the bottom surface of the connecting ring beam 43, the annular supporting plate 5 has a supporting effect on the connecting ring beam 4 and the frame beam, redundant safety storage is provided, and when the welding joint between the first longitudinal steel bar 21 of the frame beam and the steel pipe column 1 fails or the bonding force between the first longitudinal steel bar and the frame beam is reduced due to corrosion, the annular supporting plate 5 can bear the main vertical load of the frame beam, and the safety is effectively improved.
Illustratively, a reinforcing plate 51 is welded and connected between the annular supporting plate 5 and the outer wall of the steel pipe column 1, the reinforcing plate 51 is located below the annular supporting plate 5, and the reinforcing plate 51 is provided with a plurality of reinforcing plates which are annularly arranged on the periphery of the steel pipe column 1, so that the structural strength and the bearing capacity of the annular supporting plate 5 can be effectively improved, and the node shearing force can be effectively resisted.
Exemplarily, first frame roof beam 2 and second frame roof beam 3 all include second longitudinal reinforcement 22, second longitudinal reinforcement 22 penetrates ring beam steel reinforcement cage and its terminal bending type become to stretch into second bending segment 221 in the ring beam steel reinforcement cage, second bending segment 221 with the ring beam stirrup is connected, makes first frame roof beam 2 and second frame roof beam 3 effectively be connected fixedly with connecting the ring roof beam, effective transmission load. Preferably, the second longitudinal steel bars 22 are provided in plurality and penetrate into the ring beam reinforcement cage at different depths, so as to further improve the connection stability between the connecting ring beam 4 and the frame beam.
Illustratively, the end of the first bent section 211 in the first longitudinal steel bar 21 on the first frame beam 2 is connected with the end of the first bent section 211 in the first longitudinal steel bar on the second frame beam 3, so that the structural strength of the connection node can be further improved, and the load can be effectively transferred; preferably, the first longitudinal steel bar 21 (the first longitudinal steel bar 21 includes the first bending section 211) on the first frame beam 2 and the first longitudinal steel bar (the first longitudinal steel bar includes the first bending section 211) on the second frame beam 3 are integrated, so as to effectively ensure the structural strength between the first frame beam 2 and the second frame beam 3.
Illustratively, when the width of the first frame beam 2 is greater than the diameter of the steel pipe column 1, the first frame beam 2 and the second frame beam 3 both include a third longitudinal reinforcement 23, the third longitudinal reinforcement 23 passes through the ring beam reinforcement cage and is located on the periphery of the third longitudinal reinforcement 23 steel pipe column 1, the end of the third longitudinal reinforcement 23 in the first frame beam 2 is connected with the end of the third longitudinal reinforcement 23 in the second frame beam 3, preferably, the third longitudinal reinforcement 23 in the first frame beam 2 and the third longitudinal reinforcement 23 in the second frame beam 3 are an integral structure, and the third longitudinal reinforcement 23 in the first frame beam 2 and the third longitudinal reinforcement 23 in the second frame beam 3 are both connected with the ring beam reinforcement cage, which effectively improves the stability of the overall structure of the connection node. It should be noted that the first longitudinal steel bar 21, the second longitudinal steel bar 22, and the third longitudinal steel bar 23 are main stressed steel bars of the first frame beam 2 and the second frame beam 3.
Illustratively, at least one connecting steel bar 6 is annularly arranged on the outer wall of the steel pipe column 1, so that the friction force among the connecting ring beam 4, the frame beam and the steel pipe column 1 is enhanced, and the frame beam is effectively prevented from falling under the action of gravity; preferably, two connecting bars 6 are provided in this embodiment.
Illustratively, a plurality of inner ring steel bars 41 and a plurality of outer ring steel bars 42 are arranged at intervals along the axial direction of the steel pipe column 1, and the number of the inner ring steel bars 41 is the same as that of the outer ring steel bars 42; the ring beam stirrups comprise horizontal stirrups 43, first longitudinal stirrups 44 and second longitudinal stirrups 45, the horizontal stirrups 43 are connected between the inner ring reinforcements 41 and the outer ring reinforcements 42 at the same horizontal height, the first longitudinal stirrups 44 are connected with all the inner ring reinforcements 41, and the second longitudinal stirrups 45 are connected with all the outer ring reinforcements 42, so that the integrity of the ring beam reinforcement cage can be enhanced; preferably, six inner ring rebars 41 and six outer ring rebars 42 are provided in the present embodiment.
Illustratively, the steel pipe column 1 comprises a hollow steel pipe, concrete is filled in an inner cavity of the hollow steel pipe, and the concrete is filled in the hollow steel pipe at the later stage of construction, so that the high bearing capacity, the good ductility and the excellent anti-seismic performance of the steel pipe column 1 are ensured.
In conclusion, in the embodiment of the utility model, the first frame beam 2 and the second frame beam 3 can be effectively connected with the connecting ring beam 4, so that the load at the beam end of the frame beam is effectively transmitted to the steel pipe column 1 through the ring beam; the first bending section 211 in the first frame beam 2 and the second frame beam 3 is connected with the outer wall of the steel pipe column 1, so that the frame beam and the steel pipe column 1 form cohesive force, the load at the beam end of the frame beam is effectively transmitted to the steel pipe column 1, and the bending moment of the beam-column node can be resisted by arranging the connecting ring beam 4; therefore, the utility model can effectively transfer load, effectively improve the strength, rigidity and stability of the connection node, and has simple structure, easy realization and convenient popularization.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. A connecting node of a steel pipe column and a frame beam is characterized in that the connecting node comprises a first frame beam, a second frame beam and a connecting ring beam annularly arranged on the periphery of the steel pipe column, a ring beam reinforcement cage is arranged in the connecting ring beam, the ring beam reinforcement cage comprises inner ring reinforcements, outer ring reinforcements and ring beam stirrups for connecting the inner ring reinforcements and the outer ring reinforcements, the first frame beam and the second frame beam are symmetrically arranged on two sides of the steel pipe column, the first frame beam and the second frame beam have the same structure and size, at least one first frame beam and at least one second frame beam are arranged on the first frame beam and the second frame beam, the first frame beam and the second frame beam are arranged on the periphery of the connecting ring beam and are perpendicular to the steel pipe column, the first frame beam and the second frame beam both comprise first longitudinal steel bars, and the first longitudinal steel bars penetrate through the ring beam steel bar cage, and the tail ends of the first longitudinal steel bars are bent to form first bending sections connected with the outer wall of the steel pipe column.
2. The connecting joint of the steel pipe column and the frame beam according to claim 1, wherein an annular supporting plate is provided on an outer wall of the steel pipe column, and a top surface of the annular supporting plate is connected with a bottom surface of the connecting ring beam.
3. The connecting node of a steel pipe column and a frame beam according to claim 2, wherein a reinforcing plate is connected between the ring-shaped supporting plate and the outer wall of the steel pipe column, and the reinforcing plate is located below the ring-shaped supporting plate.
4. The steel pipe column to frame beam connection node of claim 2, wherein the ring pallet has an outer diameter equal to or greater than an outer diameter of the connection ring beam.
5. The joint of the steel pipe column and the frame beam according to claim 1, wherein the first frame beam and the second frame beam each comprise a second longitudinal steel bar, the second longitudinal steel bar penetrates into the ring beam reinforcement cage, the tail end of the second longitudinal steel bar is bent to form a second bending section extending into the ring beam reinforcement cage, and the second bending section is connected with the ring beam stirrup.
6. The connection node of a steel pipe column and a frame beam according to claim 1, wherein a distal end of the first bent section in the first frame beam is connected to a distal end of the first bent section in the second frame beam.
7. The steel pipe column and frame beam connection node of claim 1, wherein the first frame beam and the second frame beam each comprise a third longitudinal reinforcement bar that passes through the ring beam reinforcement cage and is positioned at the periphery of the third longitudinal reinforcement steel pipe column, and the end of the third longitudinal reinforcement bar in the first frame beam is connected to the end of the third longitudinal reinforcement bar in the second frame beam.
8. The joint of the steel pipe column and the frame beam according to claim 1, wherein at least one connecting reinforcement is annularly provided to an outer wall of the steel pipe column.
9. The connecting joint of the steel pipe column and the frame beam according to claim 1, wherein a plurality of inner ring reinforcing steel bars and a plurality of outer ring reinforcing steel bars are arranged at intervals in the axial direction of the steel pipe column, and the number of the inner ring reinforcing steel bars is the same as that of the outer ring reinforcing steel bars; the ring beam stirrups comprise horizontal stirrups, first longitudinal stirrups and second longitudinal stirrups, the inner ring steel bars and the outer ring steel bars are connected at the same horizontal height, the first longitudinal stirrups are connected with all the inner ring steel bars, and the second longitudinal stirrups are connected with all the outer ring steel bars.
10. The connection node of a steel pipe column and a frame beam according to claim 1, wherein the steel pipe column comprises a hollow steel pipe, and an inner cavity of the hollow steel pipe is filled with concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121826172.6U CN215948506U (en) | 2021-08-05 | 2021-08-05 | Connecting joint of steel pipe column and frame beam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121826172.6U CN215948506U (en) | 2021-08-05 | 2021-08-05 | Connecting joint of steel pipe column and frame beam |
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| Publication Number | Publication Date |
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| CN215948506U true CN215948506U (en) | 2022-03-04 |
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| CN202121826172.6U Active CN215948506U (en) | 2021-08-05 | 2021-08-05 | Connecting joint of steel pipe column and frame beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513088A (en) * | 2021-08-05 | 2021-10-19 | 佛山轨道交通设计研究院有限公司 | Connecting joint of steel pipe column and frame beam |
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- 2021-08-05 CN CN202121826172.6U patent/CN215948506U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513088A (en) * | 2021-08-05 | 2021-10-19 | 佛山轨道交通设计研究院有限公司 | Connecting joint of steel pipe column and frame beam |
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