CN215211508U - Connecting joint of concrete column and steel column - Google Patents
Connecting joint of concrete column and steel column Download PDFInfo
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- CN215211508U CN215211508U CN202120788689.4U CN202120788689U CN215211508U CN 215211508 U CN215211508 U CN 215211508U CN 202120788689 U CN202120788689 U CN 202120788689U CN 215211508 U CN215211508 U CN 215211508U
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Abstract
The application relates to a connected node of concrete column and steel column, it includes steel column and concrete column, and the bottom of concrete column meets with the top of steel column, and concrete column and coaxial setting of steel column have the joint connection reinforcing bar in the steel column, and the upper end of joint connection reinforcing bar is pegged graft in the concrete column. The application has the advantages of simple construction process and good anti-seismic performance.
Description
Technical Field
The application relates to the field of building structures, in particular to a connecting node of a concrete column and a steel column.
Background
The steel structure building structure is a stable structure formed by connecting steel columns, steel beams and other members through nodes, bears the load of an upper structure, and is transmitted to a lower reinforced concrete structure or foundation through column feet.
In view of the above-mentioned related technologies, the inventor thinks that the column base is fixed by embedding anchor bolts or reserving cup openings in the lower concrete structure, which results in large volume of the column base, complex structure and difficult construction.
SUMMERY OF THE UTILITY MODEL
In order to simplify the construction process, the application provides a concrete column and steel column connecting node.
The application provides a concrete column and steel column's connected node adopts following technical scheme:
a connecting joint of a concrete column and a steel column comprises the steel column and the concrete column, wherein the bottom of the concrete column is connected with the top of the steel column, the concrete column and the steel column are coaxially arranged, connecting steel bars are inserted in the steel column, and the upper ends of the connecting steel bars are inserted in the concrete column.
By adopting the technical scheme, the connecting steel bars are reserved in the steel column, and the connection between the steel column and the concrete column is strengthened through the connection between the connecting steel bars and the concrete column, so that the structural stability of the connecting joint of the concrete column and the steel column is good; and need not on the steel column pre-buried crab-bolt or reserve the rim of a cup in the work progress, directly can arrange the connecting reinforcement in the steel column when prefabricating the steel column and make connecting reinforcement and steel column together prefabricated in, connection stability is good, then connecting reinforcement upper portion buries in the concrete column after the concrete material of concrete column solidifies in the formation process of concrete column for concrete column and connecting reinforcement's connection stability is good, thereby strengthened the connection stability between concrete column and the steel column, anti-seismic performance is good. The whole construction process is simple, a large-volume column base cannot be formed at the connecting point of the concrete column and the steel column, and the structure is simple.
Optionally, the concrete column includes a vertical plate and a longitudinal steel bar, the vertical plate and the longitudinal steel bar are provided with a plurality of pieces, the side faces of the vertical plates are spliced end to end, and the longitudinal steel bars are fixed to the vertical plates and located in the concrete column.
By adopting the technical scheme, the longitudinal steel bars and the vertical plates form a framework of the concrete column to play a supporting role.
Optionally, the concrete column further includes reinforcing steel bars, the reinforcing steel bars are located at the bottom of the concrete column, and the reinforcing steel bars are connected with the top of the steel column.
Through adopting above-mentioned technical scheme, the connection stability between steel column and the concrete column not only can be strengthened to the reinforcing bar, has strengthened the overall structure intensity of concrete column moreover, retrains the column base position of concrete column, guarantees the intensity of concrete column base structure.
Optionally, the reinforcing steel bars adopt a steel reinforcement cage structure.
Through adopting above-mentioned technical scheme, steel reinforcement cage structural strength is high, stability is good, can further improve concrete column structure's intensity.
Optionally, a cover plate is arranged at the top of the steel column, and the reinforcing steel bars are connected with the cover plate.
Through adopting above-mentioned technical scheme, the apron can provide the hookup location of reinforcing bar and concrete column skeleton and steel column, makes the concrete column be connected with the steel column stably, plays the effect of strengthening steel column and concrete column connection structure's anti-seismic performance.
Optionally, the concrete column further includes a plurality of support ribs, and each support rib is uniformly distributed along the longitudinal direction of the concrete column.
Through adopting above-mentioned technical scheme, the structural strength and the structural stability of concrete column skeleton can be strengthened to the support rib to the overall structure intensity of concrete column has been strengthened.
Optionally, the support ribs are fixedly connected with the connecting reinforcing steel bars.
Through adopting above-mentioned technical scheme, further strengthened the stability of being connected of concrete column skeleton and connecting reinforcement, can further strengthen the stability of being connected between concrete column and the steel column, further improve the shock stability of this structure.
Optionally, the cross section of the concrete column is smaller than that of the steel column.
By adopting the technical scheme, the column base of the concrete column is completely fixed above the steel column, the support of the steel column to the concrete column can be ensured, the support stability is good, and the anti-seismic performance is good.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the steel column and the concrete column are connected through the connecting steel bars, so that the steel column and the concrete column can be stably connected, and the seismic performance of the connecting structure of the concrete column and the steel column can be enhanced;
2. the structural strength of the concrete column can be enhanced through the reinforcing steel bars;
3. can strengthen the structural strength of concrete column through the strengthening rib strip, also can strengthen the stability of being connected between concrete column and the steel column, further additional strengthening structure's anti-seismic performance.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
fig. 2 is a schematic structural diagram of an embodiment of the present application.
Reference numerals: 1. a steel column; 11. connecting reinforcing steel bars; 12. a cover plate; 2. a concrete column; 21. a vertical plate; 22. longitudinal reinforcing steel bars; 23. reinforcing steel bars; 24. a support rib; 3. and (7) a floor slab.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses connected node of concrete column and steel column, refer to fig. 1, including steel column 1 and concrete column 2, steel column 1 and concrete column 2 form through concreting in the steel skeleton, and structural strength is high, rigidity is good, and stability is good. Install floor 3 in the hookup location department of steel column 1 and concrete column 2, floor 3 is perpendicular with steel column 1, and the bottom of floor 3 is taken on the up end of steel column 1, sets up the mounting hole that supplies concrete column 2 to pass on the floor 3 for the side of floor 3 supports on the side of concrete column 2, and floor 3 can play spacing and stable effect to concrete column 2, improves the anti-seismic performance of structure.
The steel column 1 can be formed in a prefabricated mode, or the framework of the steel column 1 can be fixed firstly, and then concrete is poured into the framework to form the steel column.
Referring to fig. 2, a plurality of connecting steel bars 11 are installed in the framework of the steel column 1, and the connecting steel bars 11 and the steel column 1 are fixed after the concrete in the steel column 1 is cured and formed. The length of connecting reinforcement 11 is greater than steel column 1, and the upper end of connecting reinforcement 11 stretches out from the upper end of steel column 1.
The top of steel column 1 is provided with apron 12, and apron 12 adopts the steel sheet material to make, and connecting reinforcement 11 passes apron 12, and apron 12 also is fixed with steel column 1 after the concrete curing of steel column 1.
The concrete column 2 comprises risers 21, longitudinal rebars 22, reinforcing rebars 23 and support ribs 24. The vertical steel bars 22 are provided with a plurality of longitudinal steel bars 22, each longitudinal steel bar 22 is enclosed to form the shape of the concrete column 2, the vertical plates 21 are fixed on the opposite sides of each longitudinal steel bar 22, each vertical plate 21 can be made of steel, and each vertical plate 21 is fixed on the side surface of each longitudinal steel bar 22 through welding, so that the effect of enhancing the structural strength and the structural rigidity of the concrete column 2 can be achieved, concrete can be directly poured into each vertical plate 21, and the effect of pouring a template is achieved; each vertical plate 21 can also be made of plywood and fixed with the longitudinal steel bars 22 in a binding mode; or the mode of mixing plywood and steel plates is adopted, so that the steel plates can be saved, the cost is saved, the weight of the concrete column 2 is reduced, and the strength and the rigidity of the concrete column 2 can be ensured.
The reinforcing steel bars 23 are fixed in the longitudinal steel bars 22, the reinforcing steel bars 23 are located at the column base positions of the concrete columns 2, and the bottoms of the reinforcing steel bars 23 and the longitudinal steel bars 22 can be fixed on the cover plate 12 in a welding mode, so that the position of the framework of the concrete columns 2 is fixed, the stability of the connecting structure with the steel columns 1 is good, and the anti-seismic performance is good.
The reinforcement bars 23 may be made of steel bars, preferably steel cages, and provide uniform support force to the concrete column 2 at various positions of the column base.
The support ribs 24 are made of steel bars, two ends of each support rib 24 are fixed on the longitudinal steel bars 22 in a welding mode, and the support ribs 24 and the concrete column 2 can be in a vertical state or an inclined state. The supporting ribs 24 are provided with a plurality of ribs, the supporting ribs 24 are uniformly distributed along the length direction of the concrete column 2, and the strength of the framework of the concrete column 2 is enhanced by the supporting ribs 24.
And preferably, the supporting ribs 24 can be welded and fixed with the connecting steel bars 11, so that the connection stability and the structural strength between the concrete column 2 framework and the steel column 1 are enhanced, and the seismic performance of the connection structure is further enhanced.
The implementation principle of the connection node of the concrete column and the steel column in the embodiment of the application is as follows: firstly, a plurality of connecting steel bars 11 are fixed inside a steel column 1 framework, the connecting steel bars 11 penetrate through a cover plate 12 on the top of the steel column 1, the connecting steel bars 11 are inserted in the formed steel column 1 in a concrete pouring mode, the framework of the concrete column 2 is fixed on the cover plate 12 in a welding mode, namely, longitudinal steel bars 22 and reinforcing steel bars 23 are fixed on the cover plate 12, supporting ribs 24 are welded and fixed with the connecting steel bars 11, the concrete column 2 with high strength is formed after concrete is poured in the framework of the concrete column 2, and then a floor slab 3 is fixed at the connecting position of the steel column 1 and the concrete column 2.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a connected node of concrete column (2) and steel column (1), its characterized in that: the steel column structure is characterized by comprising a steel column (1) and a concrete column (2), wherein the bottom of the concrete column (2) is connected with the top of the steel column (1), the concrete column (2) and the steel column (1) are coaxially arranged, a connecting steel bar (11) is inserted in the steel column (1), and the upper end of the connecting steel bar (11) is inserted in the concrete column (2).
2. A concrete column and steel column connection node according to claim 1, characterised in that: the concrete column (2) comprises vertical plates (21) and longitudinal steel bars (22), the vertical plates (21) and the longitudinal steel bars (22) are all provided with a plurality of parts, the side faces of the vertical plates (21) are spliced end to end, and the longitudinal steel bars (22) are fixed with the vertical plates (21) and are located in the concrete column (2).
3. A concrete column and steel column connection node according to claim 2, characterized in that: the concrete column (2) further comprises reinforcing steel bars (23), the reinforcing steel bars (23) are located at the bottom of the concrete column (2), and the reinforcing steel bars (23) are connected with the top of the steel column (1).
4. A concrete column and steel column connection node according to claim 3, characterized in that: the reinforcing steel bars (23) adopt a steel bar cage structure.
5. A concrete column and steel column connection node according to claim 3, characterized in that: the top of the steel column (1) is provided with a cover plate (12), and the reinforcing steel bars (23) are connected with the cover plate (12).
6. A concrete column and steel column connection node according to claim 1, characterised in that: the concrete column (2) further comprises a plurality of supporting ribs (24), and the supporting ribs (24) are longitudinally and uniformly distributed along the concrete column (2).
7. A concrete column and steel column connection node according to claim 6, characterised in that: the supporting ribs (24) are fixedly connected with the connecting reinforcing steel bars (11).
8. A concrete column and steel column connection node according to claim 1, characterised in that: the cross section of the concrete column (2) is smaller than that of the steel column (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120788689.4U CN215211508U (en) | 2021-04-14 | 2021-04-14 | Connecting joint of concrete column and steel column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120788689.4U CN215211508U (en) | 2021-04-14 | 2021-04-14 | Connecting joint of concrete column and steel column |
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| Publication Number | Publication Date |
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| CN215211508U true CN215211508U (en) | 2021-12-17 |
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| CN202120788689.4U Active CN215211508U (en) | 2021-04-14 | 2021-04-14 | Connecting joint of concrete column and steel column |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215097A (en) * | 2021-12-24 | 2022-03-22 | 广东定源建设工程有限公司 | Wood column base node structure of light wood mixed structure and construction method |
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2021
- 2021-04-14 CN CN202120788689.4U patent/CN215211508U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215097A (en) * | 2021-12-24 | 2022-03-22 | 广东定源建设工程有限公司 | Wood column base node structure of light wood mixed structure and construction method |
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