CN217652020U - A bracket structure for connecting steel column and concrete beam - Google Patents
A bracket structure for connecting steel column and concrete beam Download PDFInfo
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- CN217652020U CN217652020U CN202221505300.1U CN202221505300U CN217652020U CN 217652020 U CN217652020 U CN 217652020U CN 202221505300 U CN202221505300 U CN 202221505300U CN 217652020 U CN217652020 U CN 217652020U
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Abstract
The utility model relates to a building steel construction technical field, more specifically relates to a bracket structure for connecting steel column and concrete beam. The steel pipe column fixing device comprises a steel pipe column and an I-shaped steel bracket, wherein vertical steel bars and horizontal stirrups are arranged on the outer side of the steel pipe column, the I-shaped steel bracket is fixedly arranged on the outer side of the steel pipe column, studs are welded and fixed to the upper surface and the lower surface of the I-shaped steel bracket, and the horizontal steel bars and the vertical stirrups are laid on the periphery of the studs. The structure is an integrated assembly structure, is produced in batches in a factory, ensures the structure quality and stability, and saves the field installation time. The utility model discloses mainly be applied to the bracket structure aspect of connecting steel column and concrete beam.
Description
Technical Field
The utility model relates to a building steel construction technical field, more specifically relates to a bracket structure for connecting steel column and concrete beam.
Background
The super high-rise steel column and the concrete beam of the building are framework systems for supporting the building. Support steel column cross-sectional dimension huge, it is equally huge with steel column connection's concrete beam cross-sectional dimension, the reinforcing bar diameter in the roof beam is big, and reinforcing bar is numerous, and the space arrangement is intensive, lays the reinforcing bar work for the construction and brings the difficulty, is difficult to guarantee that the interval between the reinforcing bar satisfies the construction specification requirement.
ZL202120064743.0 discloses a reinforced concrete roof beam and steel column connection structure, including the connecting steel plate, the connecting steel plate welding is at the surface of steel column, the reinforcing bar of reinforced concrete roof beam with the connecting steel plate welding is in the same place, continues to use conventional overlap welding mode, and the reinforcing bar welding volume is big and welding time concentrates, and the input is great, influences the installation period, and the required precision to deepening design, processing, component installation, reinforcing bar unloading is high, and it is lower to connect the rate of accuracy.
But above-mentioned patent is only to welding in reinforcing bar and steel column gusset plate, and when concrete beam and steel column connection size were bigger, intensive reinforcing bar can't guarantee to weld the connecting plate in the national standard interval, and the space is narrow and small, increases the difficulty for the construction degree of difficulty.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough that exists among the above-mentioned prior art, the utility model provides a bracket structure for connecting steel column and concrete beam. The difficult problem of the rectangle steel column stirrup and beam column node annular stirrup construction degree of difficulty is big has been solved to this structure, and the difficulty is laid to a large amount of reinforcing bars are intensive, takes the accurate location stirrup perforation point of prefabricated steel corbel of mill, and the ligature adopts positive and negative straight thread bush connection mode to connect the stirrup, and the shaping is connected in every annular stirrup segmentation, improves the efficiency of construction.
In order to solve the technical problem, the utility model discloses the technical scheme who takes does:
the utility model provides a bracket structure for connecting steel column and concrete beam, includes steel-pipe column and I-steel bracket, the steel-pipe column outside is provided with vertical reinforcing bar and horizontal stirrup, the I-steel bracket is fixed to be set up the outside of steel-pipe column, the upper and lower surface welded fastening of I-steel bracket has the blind pin, horizontal reinforcing bar and vertical stirrup are laid to the periphery of blind pin.
The upper surface and the lower surface of the I-shaped steel bracket of the stud are equidistantly provided with a plurality of studs.
The horizontal steel bars are arranged above and below the I-shaped steel bracket.
And the outer end of the horizontal steel bar is provided with a straight thread connecting sleeve.
The steel pipe column is provided with the reinforcement stirrup with the handing-over department of I-steel bracket, the reinforcement stirrup sets up at equidistant interval in vertical direction, and the reinforcement stirrup is provided with three at same level with one heart.
Horizontal reinforcing bars at four corners on the I-shaped steel bracket are in anchoring connection with the steel pipe column, and other horizontal reinforcing bars are placed on the I-shaped steel bracket.
The length of the I-shaped steel bracket is 1/4 of the calculated span of the concrete beam.
The peg diameter is 24mm.
The diameter of vertical reinforcing bar and horizontal reinforcing bar is 25mm, the diameter of vertical stirrup is 12mm.
The straight thread connecting sleeve is a 75-degree tooth-shaped reinforcing steel bar positive and negative screw thread.
Compared with the prior art, the utility model discloses the beneficial effect who has does:
the reinforcement stirrup is used for resisting the negative bending moment of the node, reducing the arrangement of the steel bars at the node, reducing the construction difficulty of concrete pouring and ensuring the quality of the concrete; four large-angle reinforcing steel bars of the bracket beam are anchored into the column, and the rest reinforcing steel bars are only placed at the bracket beam, so that the connection difficulty of the reinforcing steel bars at nodes is reduced, and the constraint force on concrete is not lost; the length of the bracket beam is 1/4 of the calculated span, and the bracket beam is arranged at the position with the minimum bending moment, so that the stress is reasonable, the bracket beam is safe and reliable, and the material is saved; three groups of reinforcing stirrups are arranged at the same horizontal height to form a plurality of annular structures, so that the node is converted into a combined structure of stiff steel and concrete, and the stress is more reasonable. The structure is an integrated assembly structure, is produced in batches in a factory, ensures the structure quality and stability, and saves the field installation time.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of another angle structure of the present invention;
fig. 3 is a front view of the present invention;
fig. 4 is a top view of the present invention;
in the figure: 1 is a steel pipe column, 2 is an I-steel corbel, 3 is a vertical steel bar, 4 is a horizontal stirrup, 5 is a straight thread connecting sleeve, 6 is a stud, 7 is a horizontal steel bar, 8 is a vertical stirrup, and 9 is a reinforcing stirrup.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
As shown in fig. 1 to 4, the corbel structure for connecting a steel column and a concrete beam comprises a steel pipe column 1 and an i-shaped steel corbel 2, wherein vertical steel bars 3 and horizontal stirrups 4 are arranged on the outer side of the steel pipe column 1, the i-shaped steel corbel 2 is fixedly arranged on the outer side of the steel pipe column 1, studs 6 are fixedly welded to the upper surface and the lower surface of the i-shaped steel corbel 2, and horizontal steel bars 7 and vertical stirrups 8 are laid on the periphery of the studs 6. The steel pipe column comprises a steel pipe column 1, wherein vertical steel bars 3 and horizontal stirrups 4 are arranged on the outer side of the steel pipe column 1, an I-shaped steel bracket 2 welded on the outer side of the steel pipe column 1 is welded with a stud 6, horizontal steel bars 7 and vertical stirrups 8 are laid on the periphery of the stud 6, a 75-degree tooth-shaped steel bar positive and negative straight thread connecting sleeve 5 is installed at the outer end of each horizontal steel bar 7, and the I-shaped steel bracket 2 and the periphery of the steel pipe column 1 are wrapped with concrete.
Preferably, a plurality of the pegs 6 are arranged on the upper surface and the lower surface of the I-shaped steel corbel 2 at equal intervals.
Preferably, the horizontal reinforcing steel bars 7 are arranged above and below the I-shaped steel corbel 2.
Preferably, the outer end of the horizontal reinforcing steel bar 7 is provided with a straight thread connecting sleeve 5.
Preferably, the steel-pipe column 1 is provided with the reinforcement stirrup 9 with the handing-over department of I-steel bracket 2, and reinforcement stirrup 9 sets up at the vertical direction equidistance interval, and reinforcement stirrup 9 every 300mm sets up a set ofly, and the effect is the negative moment who resists the node, reduces arranging of the reinforcing bar of node, reduces the concreting construction degree of difficulty, guarantees concrete quality. The reinforcement stirrup 9 is concentrically provided with three channels at the same horizontal height. A plurality of annular structures are formed, so that the node is converted into a combined structure of stiff steel and concrete, and the stress is more reasonable.
Preferably, the horizontal steel bars 7 at the four corners of the I-shaped steel bracket 2 are in anchoring connection with the steel pipe column 1, and the rest horizontal steel bars 7 are placed on the I-shaped steel bracket 2.
Preferably, the length of the I-shaped steel bracket 2 is 1/4 of the calculated span of the concrete beam. The bending moment limiting device is arranged at the position with the minimum bending moment, and is reasonable in stress, safe, reliable and material-saving.
Preferably, the peg 6 is 24mm in diameter.
Preferably, the diameters of the vertical steel bars 3 and the horizontal steel bars 7 are both 25mm, and the diameter of the vertical stirrup 8 is 12mm.
Preferably, the straight thread connecting sleeve 5 is a 75-degree tooth-shaped steel bar positive and negative screw thread.
Four large-angle horizontal steel bars 7 of the I-shaped steel bracket 2 beam are anchored into the column, and the rest horizontal steel bars 7 are only placed at the I-shaped steel bracket 2 beam, so that the difficulty in connecting the steel bars at joints is reduced, and the constraint force on concrete is not lost.
The above description is only for the detailed description of the preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of the ordinary skilled person in the art, and all such changes are included in the scope of the present invention.
Claims (10)
1. The utility model provides a bracket structure for connecting steel column and concrete beam which characterized in that: including steel-pipe column (1) and I-steel bracket (2), the steel-pipe column (1) outside is provided with vertical reinforcing bar (3) and horizontal stirrup (4), I-steel bracket (2) are fixed to be set up the outside of steel-pipe column (1), the upper and lower surface welded fastening of I-steel bracket (2) has peg (6), horizontal reinforcing bar (7) and vertical stirrup (8) are laid to the periphery of peg (6).
2. A corbel structure for connecting a steel column to a concrete beam as claimed in claim 1, wherein: the upper surface and the lower surface of the I-shaped steel corbel (2) of the stud (6) are provided with a plurality of studs at equal intervals.
3. A corbel structure for connecting a steel column to a concrete beam as claimed in claim 1, wherein: the horizontal steel bars (7) are arranged above and below the I-shaped steel corbels (2).
4. A corbel structure for use in joining steel columns to concrete beams according to claim 1, wherein: and the outer end of the horizontal steel bar (7) is provided with a straight thread connecting sleeve (5).
5. A corbel structure for use in joining steel columns to concrete beams according to claim 1, wherein: the steel pipe column is characterized in that a reinforcing stirrup (9) is arranged at the joint of the steel pipe column (1) and the I-shaped steel bracket (2), the reinforcing stirrups (9) are arranged at equal intervals in the vertical direction, and the reinforcing stirrups (9) are concentrically arranged at the same level.
6. A corbel structure for connecting a steel column to a concrete beam as claimed in claim 1, wherein: horizontal reinforcing steel bars (7) at four corners of the I-shaped steel bracket (2) are connected with the steel pipe column (1) in an anchoring mode, and the rest horizontal reinforcing steel bars (7) are placed on the I-shaped steel bracket (2).
7. A corbel structure for use in joining steel columns to concrete beams according to claim 1, wherein: the length of the I-shaped steel bracket (2) is 1/4 of the calculated span of the concrete beam.
8. A corbel structure for use in joining steel columns to concrete beams according to claim 1, wherein: the peg (6) has a diameter of 24mm.
9. A corbel structure for connecting a steel column to a concrete beam as claimed in claim 1, wherein: the diameter of the vertical reinforcing steel bars (3) and the diameter of the horizontal reinforcing steel bars (7) are both 25mm, and the diameter of the vertical stirrups (8) is 12mm.
10. A corbel structure for use in joining steel columns to concrete beams according to claim 4, including: the straight thread connecting sleeve (5) is a 75-degree tooth-shaped steel bar positive and negative screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221505300.1U CN217652020U (en) | 2022-06-16 | 2022-06-16 | A bracket structure for connecting steel column and concrete beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221505300.1U CN217652020U (en) | 2022-06-16 | 2022-06-16 | A bracket structure for connecting steel column and concrete beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217652020U true CN217652020U (en) | 2022-10-25 |
Family
ID=83684221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221505300.1U Active CN217652020U (en) | 2022-06-16 | 2022-06-16 | A bracket structure for connecting steel column and concrete beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217652020U (en) |
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2022
- 2022-06-16 CN CN202221505300.1U patent/CN217652020U/en active Active
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