CN217711100U - High-integrity assembly type RCS beam column connecting node - Google Patents
High-integrity assembly type RCS beam column connecting node Download PDFInfo
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- CN217711100U CN217711100U CN202221302849.0U CN202221302849U CN217711100U CN 217711100 U CN217711100 U CN 217711100U CN 202221302849 U CN202221302849 U CN 202221302849U CN 217711100 U CN217711100 U CN 217711100U
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Abstract
The utility model discloses a high integrity assembly type RCS beam column connecting node, which comprises two horizontal steel plates distributed up and down, wherein an overhanging steel beam is arranged on the side edge between the upper horizontal steel plate and the lower horizontal steel plate, and bolt holes are arranged at the outer end of the overhanging steel beam; a circular hole is formed in the middle of the horizontal steel plate, and a rib penetrating hole is formed in the outer side of the circular hole; and an outer hoop plate is arranged between the adjacent overhanging steel beams. The utility model has the characteristics of can effectively improve and connect the wholeness.
Description
Technical Field
The utility model relates to a beam column connected node, especially a high wholeness assembled RCS beam column connected node.
Background
The fabricated reinforced concrete structure and the steel structure are structural forms which are more used in fabricated buildings, but the fabricated reinforced concrete structure and the fabricated steel structure have different defects and shortcomings. The assembled RCS structure (formed by combining the prefabricated reinforced concrete column and the steel beam) well combines the advantages of the prefabricated reinforced concrete column and the steel beam, and has a very wide development prospect. When the existing beam column connecting node is adopted for connection, longitudinal bars of the upper section and the lower section of the prefabricated reinforced concrete column are not directly connected, force is transferred by steel member nodes in a core area, and the connection integrity is poor. Therefore, the prior art has the problem of poor integrity at the connection node.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high wholeness assembled RCS beam column connected node. The utility model has the characteristics of can effectively improve the connection wholeness of connected node department.
The technical scheme of the utility model: the high-integrity assembly type RCS beam column connecting joint comprises two horizontal steel plates which are distributed up and down, an overhanging steel beam is arranged on the side edge between the two horizontal steel plates, and bolt holes are formed in the outer end of the overhanging steel beam; a circular hole is formed in the middle of the horizontal steel plate, and a rib penetrating hole is formed in the outer side of the circular hole; and an outer hoop plate is arranged between the adjacent overhanging steel beams.
In the aforementioned high wholeness assembled RCS beam column connected node, overhanging girder steel includes top flange, bottom flange and web, and the bolt hole is located the outer end of web.
In the preceding high wholeness assembled RCS beam column connected node, outside hoop board is L type structure, and the upper and lower both sides at outside hoop board both ends all are equipped with the recess.
In the high-integrity assembled RCS beam column connecting node, a node area is formed between an upper circular hole and a lower circular hole; the webs extend into the nodal region and all of the webs meet in the nodal region.
In the high-integrity assembled RCS beam column connecting node, the intersection areas of all the webs are provided with embedded steel pipes which are distributed axially, and the upper end and the lower end of each embedded steel pipe are respectively exposed out of the outer side of the horizontal steel plate.
Compared with the prior art, the utility model discloses constitute by the overhanging girder steel of two horizontal steel sheets that distribute from top to bottom, setting each side between two upper and lower horizontal steel sheets and the outside hoop board of setting between adjacent overhanging girder steel, simple structure is favorable to improving junction node overall structure intensity, and the node closes through enclosing of outside hoop board, has strengthened the wholeness of self. The horizontal steel plate is provided with a circular hole which corresponds to the hollow column and is used for pouring concrete in the node area, so that joint operation of the connecting node and the concrete column is facilitated; the horizontal steel plate is provided with the rib penetrating holes for penetrating the steel bars of the prefabricated columns, the steel bars of the upper prefabricated column and the lower prefabricated column are butted in the node area after penetrating through the corresponding rib penetrating holes and are fixed by utilizing double-sleeve mechanical connection or welding connection, force transmission is direct and reliable, the integrity of connection between the upper prefabricated concrete column section and the lower prefabricated concrete column section is enhanced, and the connection strength between the prefabricated columns and the connection nodes is also effectively improved. The outer hoop plate is welded with the web plate, and is used as a template for pouring concrete in a node area and plays a role in transferring beam-column bending moment and shearing force.
Additionally, the utility model discloses a stretch into the web node area, be favorable to Liang Jianli to transmit the post on, the deformation of colliding with in the transportation hoist and mount process is avoided in the increase of node rigidity.
Through at the node district built-in embedded steel pipe, and embedded steel pipe respectively stretches out one section from top to bottom, be favorable to connected node and concrete column combined work, the wholeness between reinforcing connected node and the prefabricated reinforced concrete column.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a structural view of the outboard strap;
FIG. 3 is a structural view of embodiment 2;
FIG. 4 is a structural view of embodiment 3;
FIG. 5 is an assembly view of a second step in the construction method;
FIG. 6 is an assembly view of a third step in the construction method;
FIG. 7 is an assembly view of a fourth step in the construction method;
FIG. 8 is an assembly view of a fifth step in the construction method;
fig. 9 is an assembly view of the sixth step in the construction method.
The labels in the figures are: 1-horizontal steel plate, 2-overhanging steel beam, 3-bolt hole, 4-circular hole, 5-bar hole, 6-outside hoop plate, 7-groove, 8-node area and 9-embedded steel pipe.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Example 1. A high-integrity assembly type RCS beam column connecting node is formed as shown in figures 1-2 and comprises two horizontal steel plates 1 which are distributed up and down, an overhanging steel beam 2 is arranged on the side edge between the upper horizontal steel plate 1 and the lower horizontal steel plate 1, and bolt holes 3 are arranged at the outer end of the overhanging steel beam 2; a circular hole 4 is formed in the middle of the horizontal steel plate 1, and a rib penetrating hole 5 is formed in the outer side of the circular hole 4; and an outer hoop plate 6 is also arranged between the adjacent overhanging steel beams 2.
Overhanging girder steel 2 includes top flange, bottom flange and web, and bolt hole 3 is located the outer end of web.
The outer hoop plate 6 is of an L-shaped structure, and grooves 7 are formed in the upper side and the lower side of the two ends of the outer hoop plate 6.
Example 2. A high-integrity assembly type RCS beam column connecting node is formed as shown in figure 3 and comprises two horizontal steel plates 1 which are distributed up and down, an overhanging steel beam 2 is arranged on the side edge between the upper horizontal steel plate 1 and the lower horizontal steel plate 1, and bolt holes 3 are arranged at the outer end of the overhanging steel beam 2; a circular hole 4 is formed in the middle of the horizontal steel plate 1, and a rib penetrating hole 5 is formed in the outer side of the circular hole 4; and an outer hoop plate 6 is also arranged between the adjacent overhanging steel beams 2.
Overhanging girder steel 2 includes top flange, bottom flange and web, and bolt hole 3 is located the outer end of web.
The outer hoop plate 6 is of an L-shaped structure, and grooves 7 are formed in the upper side and the lower side of the two ends of the outer hoop plate 6.
A node area 8 is formed between the upper circular hole 4 and the lower circular hole 4; the webs extend into the nodal region 8 and all of the webs meet at the nodal region 8. The web extends into the nodal region facilitating the transfer of Liang Jianli to the column. The rigidity of the node is increased, and collision deformation in the transportation and hoisting process is avoided.
Example 3. A high-integrity assembled RCS beam-column connecting node is formed as shown in figure 4 and comprises two horizontal steel plates 1 which are distributed up and down, an overhanging steel beam 2 is arranged on the side edge between the upper horizontal steel plate 1 and the lower horizontal steel plate 1, and bolt holes 3 are formed in the outer end of the overhanging steel beam 2; a circular hole 4 is formed in the middle of the horizontal steel plate 1, and a rib penetrating hole 5 is formed in the outer side of the circular hole 4; and an outer hoop plate 6 is also arranged between the adjacent overhanging steel beams 2.
Overhanging girder steel 2 includes top flange, bottom flange and web, and bolt hole 3 is located the outer end of web.
The outer hoop plate 6 is of an L-shaped structure, and grooves 7 are formed in the upper side and the lower side of the two ends of the outer hoop plate 6.
A node area 8 is formed between the upper circular hole 4 and the lower circular hole 4; the webs extend into the nodal region 8 and all the webs meet at the nodal region 8.
The intersection area of all webs is equipped with the embedded steel pipe 9 of axial distribution, and the upper and lower both ends of embedded steel pipe 9 expose respectively in the outside of horizontal steel sheet 1.
The web of the outrigger steel beam extends into the nodal region, facilitating the transfer of Liang Jianli to the column. The rigidity of the node is increased, and collision deformation in the transportation and hoisting process is avoided. A small round steel pipe (embedded steel pipe) is arranged in the concrete column, and the upper part and the lower part of the round steel pipe respectively extend out of one section, so that the joint and the concrete column can work together, and the integrity of the column is enhanced.
In order to enhance the bonding performance of the RCS node and the column concrete and improve the shear-resistant bearing capacity, shear keys or studs can be arranged on the side surfaces of the upper and lower overhanging sections of the embedded steel pipe.
Taking the connection node structure of embodiment 2 as an example, a specific construction method thereof is described, which includes the steps of:
firstly, respectively producing and manufacturing prefabricated columns and high-integrity assembled RCS beam column connecting nodes in a factory;
secondly, coating a bonding material on the upper end surface of the next prefabricated column, hoisting the high-integrity assembled RCS beam column connecting node to the upper end of the next prefabricated column, and enabling a reserved steel bar at the upper end of the prefabricated column to penetrate through a steel bar penetrating hole; as shown in figure 5 of the drawings,
thirdly, hoisting the upper section of prefabricated column, coating a bonding material on the surface of the upper end of the high-integrity assembled RCS beam column connecting node, and extending the reserved steel bar on the lower side of the upper section of prefabricated column out of a steel bar penetrating hole of the high-integrity assembled RCS beam column connecting node; as shown in fig. 6;
fourthly, connecting reserved steel bars on the upper prefabricated column and the lower prefabricated column by using double sleeves; as shown in fig. 7; the upper section column steel bar and the lower section column steel bar are directly mechanically connected through the double sleeves, and the stress is reliable.
The reserved steel bars on the upper prefabricated column and the lower prefabricated column can be welded and connected in a welding mode.
Fifthly, mounting an outer hoop plate and welding the outer hoop plate with the overhanging steel beam; then pouring concrete in the node area and the hollow area of the upper prefabricated column; as shown in fig. 8;
and sixthly, mounting a steel beam, and connecting the steel beam with the high-integrity assembled RCS beam column connecting node. As shown in fig. 9.
The post is hollow column, and the cavity of hollow column is as the passageway that core zone concrete was poured, and the main reason of considering hollow column is that hollow column can reduce the dead weight of precast column by a wide margin, reduces the pressure of crane, and the lease price of crane increases along with the increase of tonnage. The tie mode of the stirrup in the column can be ensured. When the tonnage factor of the crane is not considered, a solid column can also be adopted, and holes are formed in the outer hoop plate for pouring concrete in the core area.
The prefabricated concrete column and the prefabricated steel structure connecting joint are made of two materials, are manufactured by a steel structure manufacturer and a prefabricated concrete manufacturer respectively, and meet the specific production characteristics of current market factories.
For a square prefabricated reinforced concrete column, a group of square stirrups and a group of octagonal hoops can be adopted. The column is internally provided with a cavity, so that the weight of the prefabricated column can be reduced by about 50%.
Claims (4)
1. High wholeness assembled RCS beam column connected node, its characterized in that: the steel plate comprises two horizontal steel plates (1) which are distributed up and down, an overhanging steel beam (2) is arranged on the side edge between the upper horizontal steel plate and the lower horizontal steel plate (1), and a bolt hole (3) is arranged at the outer end of the overhanging steel beam (2); a circular hole (4) is formed in the middle of the horizontal steel plate (1), and a rib penetrating hole (5) is formed in the outer side of the circular hole (4); an outer hoop plate (6) is arranged between the adjacent overhanging steel beams (2); the outer hoop plate (6) is of an L-shaped structure, and grooves (7) are formed in the upper side and the lower side of the two ends of the outer hoop plate (6).
2. The high integrity fabricated RCS beam-column connection node of claim 1, wherein: overhanging girder steel (2) include top flange, bottom flange and web, and bolt hole (3) are located the outer end of web.
3. The high integrity fabricated RCS beam-column connection node of claim 2, wherein: a node area (8) is formed between the upper circular hole (4) and the lower circular hole (4); the webs extend into the nodal region (8) and all of the webs meet at the nodal region (8).
4. The high integrity fabricated RCS beam-column connection node of claim 3, wherein: the intersection areas of all the webs are provided with embedded steel pipes (9) which are distributed axially, and the upper end and the lower end of each embedded steel pipe (9) are respectively exposed out of the outer side of the horizontal steel plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221302849.0U CN217711100U (en) | 2022-05-27 | 2022-05-27 | High-integrity assembly type RCS beam column connecting node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221302849.0U CN217711100U (en) | 2022-05-27 | 2022-05-27 | High-integrity assembly type RCS beam column connecting node |
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| Publication Number | Publication Date |
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| CN217711100U true CN217711100U (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221302849.0U Active CN217711100U (en) | 2022-05-27 | 2022-05-27 | High-integrity assembly type RCS beam column connecting node |
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| CN (1) | CN217711100U (en) |
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2022
- 2022-05-27 CN CN202221302849.0U patent/CN217711100U/en active Active
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