CN215442425U - Prefabricated beam column node and prefabricated post connection structure - Google Patents
Prefabricated beam column node and prefabricated post connection structure Download PDFInfo
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- CN215442425U CN215442425U CN202121418121.XU CN202121418121U CN215442425U CN 215442425 U CN215442425 U CN 215442425U CN 202121418121 U CN202121418121 U CN 202121418121U CN 215442425 U CN215442425 U CN 215442425U
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Abstract
The utility model discloses a connecting structure of a precast beam-column node and a precast column, belonging to the technical field of fabricated buildings and comprising a precast column and a precast beam-column node arranged at the top of the precast column, wherein the precast beam-column node comprises a hoop plate, a penetrating steel beam and a stiffening rib, the hoop plate is of a columnar structure with an upper opening and a lower opening, an opening for the penetrating steel beam to pass through is formed in the column wall of the hoop plate, and the stiffening rib is arranged between a wing plate of the penetrating steel beam and the inner wall of the hoop plate; the prefabricated column is characterized in that a reserved steel bar penetrating through the hoop plate along the up-down direction is pre-embedded in the top of the prefabricated column, and a limiting plate is fixedly mounted between the prefabricated column and the outer wall of the hoop plate through a fastener. The prefabricated beam column node has reasonable force transmission, the prefabricated beam column node and the prefabricated column are both prefabricated independently, the on-site welding is not needed, the transportation is convenient, and the assembly is simple.
Description
Technical Field
The utility model belongs to the technical field of assembly type buildings, and particularly relates to a connecting structure of a prefabricated beam column node and a prefabricated column.
Background
With the continuous development of building structure forms, more and more novel hybrid frame structures are emerging. A reinforced concrete column-steel beam combined frame structure (RCS combined frame structure for short) has the advantages of a traditional steel structure and a reinforced concrete frame structure, and is more and more widely applied to engineering application. Compared with a steel structure, the steel structure has the characteristics of saving steel and increasing the rigidity of a building, and simultaneously has higher stability and durability; compared with a concrete structure, the concrete structure has the characteristics of reducing the section size of the member, increasing the structural span and increasing the ductility of the structure. In order to ensure reliable force transmission between the reinforced concrete column and the steel beam, a reasonable structural form is very important.
For the RCS combined frame structure, as the nodes are important parts for transferring load, once the nodes are damaged under the action of earthquake, the nodes can cause serious damage and even collapse of the building. At present, a large number of beam-column connecting nodes are applied in the existing RCS combined frame structure as on-site welding connecting nodes, and the welding workload is large in on-site installation; and the hidden trouble that welding quality exists, because of the residual stress that the welding produced on the component, can influence the atress performance of node and the whole quality of engineering.
Therefore, in the technical field of fabricated building, there is still a need for research and improvement on a connection structure of a prefabricated beam column node and a prefabricated column, which is a research hotspot and focus in the technical field of fabricated building at present and is a starting point of the present invention.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the utility model is as follows: the utility model provides a prefabricated beam column node and prefabricated post connection structure, this beam column node passes power rationally, and beam column node and prefabricated post are all independently prefabricated, need not the field weld, and the transportation is convenient, and the assembly is simple.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a connecting structure of a precast beam column node and a precast column comprises the precast column and the precast beam column node arranged at the top of the precast column, wherein the precast beam column node comprises a hoop plate, a penetrating steel beam and a stiffening rib, the hoop plate is of a columnar structure with an upper opening and a lower opening, an opening for the penetrating steel beam to penetrate through is formed in the column wall of the hoop plate, and the stiffening rib is arranged between a wing plate of the penetrating steel beam and the inner wall of the hoop plate; the prefabricated column is characterized in that a reserved steel bar penetrating through the hoop plate along the up-down direction is pre-embedded in the top of the prefabricated column, and a limiting plate is fixedly mounted between the prefabricated column and the outer wall of the hoop plate through a fastener.
As an improvement, the through steel beam is cross-shaped, and includes a first steel beam and two second steel beams respectively located on two sides of the first steel beam, the first steel beam runs through the hoop plate and the hoop plate is located at the middle part of the first steel beam, every one end of the second steel beam passes through the corresponding column wall of the hoop plate and is fixedly connected to the first steel beam, and the other end extends out of the hoop plate.
As an improvement, it is the T type to run through the girder steel, including first girder steel and second girder steel, first girder steel runs through the hoop board just the hoop board is located the middle part of first girder steel, the one end of second girder steel is passed the column wall and the fixed connection of hoop board in first girder steel, the other end stretches out the hoop board.
As a further improvement, the wing plates of the first steel beam and the second steel beam are respectively provided with a rib passing hole for allowing part of the reserved steel bars to pass through.
As a further improvement, the first steel beam and the second steel beam are both H-shaped steel.
As a further improvement, first connecting holes are formed in the two ends of the web plate of the first steel beam, and second connecting holes are formed in the extending end of the web plate of the second steel beam.
As a further improvement, a first supporting plate vertical to a web plate of the first steel beam is arranged between the upper wing plate and the lower wing plate of the first steel beam; and a second support plate vertical to the web plate is also arranged between the upper wing plate and the lower wing plate of the second steel beam.
As an improvement, the hoop plate is formed by enclosing a pressure-bearing steel plate.
After the technical scheme is adopted, the utility model has the beneficial effects that:
according to the connecting structure of the prefabricated beam column node and the prefabricated column, during construction, the prefabricated column is installed firstly, then the prefabricated beam column node is integrally hoisted to the position above the prefabricated column, the reserved steel bars of the prefabricated column penetrate through the hoop plate, and then the hoop plate and the prefabricated column are connected together by the fastener and the limiting plate, so that the prefabricated beam column node and the prefabricated column are prefabricated independently, field welding is not needed, transportation is convenient, and assembly is simple; because the precast beam column node comprises the hoop plate, the penetrating steel beam and the stiffening rib, the penetration of the beam is ensured, and the force transmission of the beam column node is reasonable. According to the connecting structure of the prefabricated beam-column node and the prefabricated column, the force transmission of the beam-column node is reasonable, the beam-column node and the prefabricated column are both prefabricated independently, the on-site welding is not needed, the transportation is convenient, and the assembly is simple.
Because it is cross or T type to run through the girder steel, can be according to the quantity of the frame roof beam of precast beam column nodal connection like this, the structure of running through the girder steel of reasonable selection.
Because all seted up the muscle hole on the pterygoid lamina of first girder steel, second girder steel to dodge and reserve the reinforcing bar, convenient assembly.
Because first connecting hole has all been seted up at the web both ends of first girder, the second connecting hole has all been seted up to the end that stretches out of the web of second girder, has made things convenient for through first connecting hole and second connecting hole like this to be connected with the frame roof beam.
Because the first supporting plate is arranged between the upper wing plate and the lower wing plate of the first steel beam; still be equipped with the second backup pad between the upper and lower pterygoid lamina of second girder steel, can improve the intensity of first girder steel and second girder steel through first backup pad and second backup pad like this.
Because the hoop plate is formed by enclosing the pressure-bearing steel plate, the pressure-bearing steel plate is adopted as a pouring template, and the construction procedures and the construction cost are reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope covered by the contents disclosed in the present invention.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the precast beam-column joint of FIG. 1;
FIG. 3 is a schematic view of a through steel beam construction;
FIG. 4 is a schematic view of the structure of the hoop plate;
FIG. 5 is an enlarged schematic view of a stiffener;
in the figure: 1. prefabricating a column; 11. reserving a steel bar; 2. prefabricating beam column joints; 21. a hoop plate; 211. an opening; 22. penetrating through the steel beam; 221. a first steel beam; 222. a second steel beam; 223. passing through the rib holes; 224. a first connection hole; 225. a second connection hole; 226. a first support plate; 227. a second support plate; 23. a stiffening rib; 3. a limiting plate; 4. and (4) bolts.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present specification, the terms "front", "rear", "left", "right", "inner", "outer" and "middle" are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship between the terms and the corresponding parts are also regarded as the scope of the present invention without substantial changes in the technical contents.
As shown in fig. 1 to 5, a connecting structure for a precast beam-column node and a precast column includes a precast column 1 and a precast beam-column node 2 disposed at the top of the precast column 1, the precast beam-column node 2 includes a hoop plate 21, a through steel beam 22 and a stiffening rib 23, the hoop plate 21 is a cylindrical structure with an upper opening and a lower opening, an opening 211 for the through steel beam 22 to pass through is formed in a column wall of the hoop plate 21, the stiffening rib 23 is disposed between a wing plate of the through steel beam 22 and an inner wall of the hoop plate 21, and a plurality of stiffening ribs 23 may be disposed as required; the top of prefabricated post 1 is pre-buried to have and passes the inside reserved reinforcing bar 11 of hoop plate 21 along upper and lower direction, has limiting plate 3 through fastener fixed mounting between prefabricated post 1 and the hoop plate 21 outer wall, and the fastener is preferably bolt 4.
In a specific implementation manner of the embodiment of the present invention, as shown in fig. 2 and fig. 3, the penetrating steel beam 22 is cross-shaped, and includes a first steel beam 221 and two second steel beams 222 respectively located at two sides of the first steel beam 221, the first steel beam 221 penetrates through the hoop plate 21, the hoop plate 21 is located in the middle of the first steel beam 221, one end of each second steel beam 222 penetrates through a corresponding column wall of the hoop plate 21 and is fixedly connected to the first steel beam 221, specifically, the second steel beam may be fixed by welding, and the other end of each second steel beam extends out of the hoop plate 21.
Of course, according to the number of the frame beams (not shown in the figure) connected by the precast beam-column node 2, the penetrating steel beam may be T-shaped (not shown in the figure), and one second steel beam 222 may be removed with reference to fig. 3, such that the penetrating steel beam includes a first steel beam and a second steel beam, the first steel beam penetrates through the hoop plate and the hoop plate is located in the middle of the first steel beam, one end of the second steel beam penetrates through the column wall of the hoop plate and is fixedly connected to the first steel beam, and the other end of the second steel beam extends out of the hoop plate.
In a specific implementation manner of the embodiment of the present invention, the wing plates of the first steel beam 221 and the second steel beam 222 are respectively provided with a bar passing hole 223 through which a part of the reserved steel bar passes, so as to avoid the reserved steel bar 11.
In a specific implementation manner of the embodiment of the present invention, the first steel beam 221 and the second steel beam 222 are both H-shaped steel. Of course, as an alternative, the first steel beam 221 and the second steel beam 222 may also be made of i-steel, etc., and will not be described herein.
In a specific implementation manner of the embodiment of the present invention, in order to facilitate connection with the frame beam, both ends of the web of the first steel beam 221 are respectively provided with a first connection hole 224, and the extending end of the web of the second steel beam 222 is respectively provided with a second connection hole 225.
In a specific implementation manner of the embodiment of the present invention, in order to improve the strength of the first steel beam 221 and the second steel beam 222, a first supporting plate 226 perpendicular to the web plate of the first steel beam 221 is further disposed between the upper wing plate and the lower wing plate; a second support plate 227 perpendicular to the web of the second steel beam 222 is also disposed between the upper and lower wing plates.
In a specific implementation manner of the embodiment of the utility model, the hoop plate 21 is formed by enclosing a pressure-bearing steel plate, so that the pressure-bearing steel plate is used as a pouring template, and the construction process and the construction cost are reduced.
Precast columns 1 and precast beam-column nodes 2 are precast in advance, wherein hoop plates 21, penetrating steel beams 22 and stiffening ribs 23 of the precast beam-column nodes 2 are connected together in a welding mode. During construction, the prefabricated column 1 is installed, the prefabricated beam column node 2 is integrally hoisted to the position above the prefabricated column 1, the reserved steel bars 11 of the prefabricated column 1 penetrate through the hoop plate 21, and the hoop plate 21 and the prefabricated column 1 are connected together by the bolts 4 and the limiting plates 3, so that the prefabricated beam column node 2 and the prefabricated column 1 are prefabricated independently, field welding is not needed, transportation is convenient, and assembly is simple; because the precast beam column node 2 comprises the hoop plate 21, the penetrating steel beam 22 and the stiffening ribs 23, the penetration of the beam is ensured, and the force transmission of the beam column node is reasonable.
In conclusion, the connecting structure of the prefabricated beam-column node and the prefabricated column provided by the utility model has the advantages that the force transmission of the beam-column node is reasonable, the beam-column node and the prefabricated column are both prefabricated independently, the on-site welding is not needed, the transportation is convenient, and the assembly is simple.
Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.
Claims (8)
1. A connecting structure of a precast beam column node and a precast column is characterized by comprising the precast column and the precast beam column node arranged at the top of the precast column, wherein the precast beam column node comprises a hoop plate, a penetrating steel beam and a stiffening rib, the hoop plate is of a columnar structure with an upper opening and a lower opening, an opening for the penetrating steel beam to pass through is formed in the column wall of the hoop plate, and the stiffening rib is arranged between a wing plate of the penetrating steel beam and the inner wall of the hoop plate; the prefabricated column is characterized in that a reserved steel bar penetrating through the hoop plate along the up-down direction is pre-embedded in the top of the prefabricated column, and a limiting plate is fixedly mounted between the prefabricated column and the outer wall of the hoop plate through a fastener.
2. The precast beam-column joint and precast column connection structure of claim 1, wherein the penetrating steel beam is cross-shaped and includes a first steel beam and two second steel beams respectively located at both sides of the first steel beam, the first steel beam penetrates the hoop plate and the hoop plate is located at a middle portion of the first steel beam, one end of each of the second steel beams passes through a corresponding column wall of the hoop plate and is fixedly connected to the first steel beam, and the other end thereof extends out of the hoop plate.
3. The precast beam-column joint and precast column connection structure of claim 1, wherein the penetrating steel beam is T-shaped and includes a first steel beam penetrating the hoop plate and the hoop plate is located at a middle portion of the first steel beam, and a second steel beam having one end penetrating a column wall of the hoop plate and fixedly connected to the first steel beam and the other end protruding out of the hoop plate.
4. The precast beam column joint and precast column connection structure of claim 2 or 3, wherein the wing plates of the first steel beam and the second steel beam are both provided with a bar passing hole for part of the reserved steel bars to pass through.
5. The precast beam-column joint and precast column connection structure according to claim 2 or 3, wherein the first steel beam and the second steel beam are both H-shaped steel.
6. The connecting structure of the precast beam-column node and the precast column according to claim 5, wherein both ends of the web of the first steel beam are provided with first connecting holes, and the extending ends of the web of the second steel beam are provided with second connecting holes.
7. The precast beam column node and precast column connection structure of claim 5, wherein a first support plate perpendicular to a web plate of the first steel beam is further provided between the upper and lower wing plates of the first steel beam; and a second support plate vertical to the web plate is also arranged between the upper wing plate and the lower wing plate of the second steel beam.
8. The precast beam column node and precast column connection structure according to claim 1, wherein the hoop plate is enclosed by a pressure-bearing steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121418121.XU CN215442425U (en) | 2021-06-24 | 2021-06-24 | Prefabricated beam column node and prefabricated post connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121418121.XU CN215442425U (en) | 2021-06-24 | 2021-06-24 | Prefabricated beam column node and prefabricated post connection structure |
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| Publication Number | Publication Date |
|---|---|
| CN215442425U true CN215442425U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121418121.XU Active CN215442425U (en) | 2021-06-24 | 2021-06-24 | Prefabricated beam column node and prefabricated post connection structure |
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| CN (1) | CN215442425U (en) |
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- 2021-06-24 CN CN202121418121.XU patent/CN215442425U/en active Active
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