Section steel column and frame beam steel bar connecting structure

Abstract

The invention belongs to the technical field of building construction, and particularly relates to a section steel column and frame beam steel bar connecting structure which comprises a section steel column and a frame beam, a plurality of steel bars are fixed in the frame beam in a penetrating mode, the frame beam is arranged on the right side of the section steel column, and the steel bar on the left side in the frame beam is fixedly installed on the section steel column through a connecting assembly. The connecting assembly comprises a connecting plate, the connecting plate is fixedly connected to the upper portion of the right side of the section steel column, the steel bar on the left side and the connecting plate are installed, and the left side of the frame beam is attached to the right side of the connecting plate; the steel bars on the section steel column and the frame beam are connected through the second nut and the mounting screw, the overall strength and stability of the connecting part can be enhanced by combining the effect of the connecting plate, the reliability is higher than that of welding connection under most conditions, more uniform load distribution can be provided, the stress concentration phenomenon is reduced, and the service life is prolonged. Therefore, the tensile strength, the shear resistance and the bending resistance of the connecting area are improved, and the overall strength and the bearing capacity of the connecting structure are high.

Description

Technical Field

[0001] The invention belongs to the technical field of building construction, in particular to a steel column and frame beam reinforcement connection structure. Background Art

[0002] With the rapid development of modern architecture and industrial structures, steel structures, due to their advantages such as high strength, lightweight, prefabrication, and short construction periods, have become widely used in high-rise buildings, large factories, bridges, and other projects. In particular, steel structures have become the mainstream choice for high-rise buildings and long-span structures due to their excellent mechanical properties. As a crucial component of steel structures, the stability and connection of steel columns are crucial to the overall safety of the building. In the construction industry, the steel connection between steel columns and reinforced concrete frame beams is a key node that affects the overall performance of the structure.

[0003] Most existing steel column and frame beam reinforcement connection structures adopt welding or bolt connection. However, stress concentration is easily generated in the existing welding and bolt connection areas, which leads to a decrease in the bearing capacity of the entire structure, thereby making the existing connection structure insufficiently strong and having poor performance. Therefore, the present invention provides a steel column and frame beam reinforcement connection structure. Summary of the Invention

[0004] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.

[0005] The technical solution adopted by the present invention to solve the technical problem is as follows: a steel column and frame beam reinforcement connection structure of the present invention comprises a steel column and a frame beam, wherein a plurality of steel bars are fixed through the interior of the frame beam;

[0006] The frame beam is arranged on the right side of the steel column, and the steel bars on the left side inside the frame beam are fixedly installed with the steel column through a connecting assembly;

[0007] The connection assembly includes a connection plate, which is fixedly connected to the upper right side of the steel column, the steel bars on the left are installed with the connection plate, and the left side of the frame beam is fitted with the right side of the connection plate.

[0008] Preferably, a plurality of evenly distributed and through-type mounting holes 1 are provided at the front and rear of the connecting plate, a through-type through hole is provided at the right side of the steel column corresponding to the mounting hole 1, the interior of the through hole is communicated with the interior of the mounting hole 1, a mounting screw is provided at the left end of the left steel bar, the left end of the mounting screw passes through the mounting hole 1 and the through hole, a nut 2 is threadedly connected to the left side of the outer surface of the mounting screw, and the nut 2 is located on the inner side of the steel column.

[0009] Preferably, a threaded hole is opened inside the mounting screw rod inside the mounting hole 1, the right side of the threaded hole extends to the outside of the connecting plate, a connecting screw rod is connected to the threaded hole, and the right end of the connecting screw rod is fixedly connected to the left end of the steel bar on the left front and rear sides.

[0010] Preferably, a second mounting hole is provided above and below the inner center of the connecting plate, the right side of the second mounting hole extends to the outside of the connecting plate, a mounting rod is inserted into the second mounting hole, and the right end of the mounting rod is fixedly connected to the steel bar at the left center.

[0011] Preferably, an L-shaped plate is provided on the top of the connecting plate, and a support block is provided on the bottom of the connecting plate. The L-shaped plate is fixed to the steel column by installing bolt 1, and the support block is fixed to the steel column by installing bolt 2. The side of the L-shaped plate opposite to the support block is respectively fitted with the top and bottom of the connecting plate and the frame beam.

[0012] Preferably, the interior of the mounting screw is provided with an upper and lower through-groove located inside the mounting hole 1, the interior of the connecting screw is provided with a through-groove 1, and the front and rear of the connecting plate are provided with a through-hole 1, the interior of the through-groove is communicated with the interior of the through-groove 1 and the interior of the exit hole 1, and the interior of the through-groove, the interior of the through-groove 1 and the interior of the exit hole 1 are all penetrated by an insertion rod 1, and the bottom end of the insertion rod 1 is fixedly connected to the top of the support block.

[0013] Preferably, the interior of the mounting rod is provided with a through slot two that passes through from top to bottom, and the center of the connecting plate is provided with a through hole two that communicates with the interior of the through slot two, and a second insertion rod passes through the interior of the second exit hole and the interior of the through slot two, and the bottom end of the second insertion rod is fixedly connected to the top of the support block.

[0014] Preferably, a through hole 1 is provided at the front and rear of the L-shaped plate corresponding to the outlet hole 1, and a through hole 2 is provided at the center of the L-shaped plate corresponding to the outlet hole 2. The top end of the insertion rod 1 passes through the through hole 1, and the top end of the insertion rod 2 passes through the through hole 2. Nut 1 is threadedly connected to the outer surface of the insertion rod 1 and the outer surface of the insertion rod 2.

[0015] The beneficial effects of the present invention are as follows:

[0016] 1. The present invention provides a steel column and frame beam reinforcement connection structure, which connects the steel column and the reinforcement on the frame beam by means of nuts 2 and mounting screws. Combined with the function of the connecting plate, it can enhance the overall strength and stability of the connection part, and is more reliable than welded connections in most cases. It can also provide a more uniform load distribution, reduce stress concentration, and thus improve the tensile, shear and bending resistance of the connection area, thereby making the overall strength and bearing capacity of the connection structure higher and having a better use effect.

[0017] 2. The steel column and frame beam reinforcement connection structure described in the present invention can effectively share the stress in the connection area by inserting the installation screw and the connecting screw through the inside of the connecting plate, reducing stress concentration. This makes the steel column and frame beam reinforcement connection more uniform, avoiding cracks or fatigue damage caused by excessive local stress, especially in the case of long-term load or repeated loading. At the same time, the installation rod and the connecting plate can also effectively share the stress in the connection area by inserting the second rod through the installation rod and the connecting plate, reducing stress concentration.

[0018] 3. The present invention describes a steel column and frame beam reinforcement connection structure, in which nut one is threadedly connected to rod one and nut one is threadedly connected to rod two, and the top ends of rod one and rod two pass through the connecting plate and are connected to the L-shaped plate through nut one, so that a stable force transmission path can be formed. This design can effectively transfer the load from the frame beam and steel column to the support block, and evenly distribute it to the connection through the support block, which helps to reduce local stress concentration and improve the overall tensile and shear resistance of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The present invention will be further described below with reference to the accompanying drawings.

[0020] Figure 1 is a perspective view of the present invention;

[0021] Figure 2 It is a front view of the present invention;

[0022] Figure 3 It is a partial front cross-sectional view of the steel column of the present invention;

[0023] Figure 4 yes Figure 3 Enlarged view of point A in the middle;

[0024] Figure 5 It is a partial front cross-sectional view of the frame beam of the present invention;

[0025] Figure 6 yes Figure 5 Enlarged view of point B in the middle.

[0026] In the figure: 1. Steel column; 2. Connecting plate; 3. L-shaped plate; 4. Mounting bolt 1; 5. Nut 1; 6. Frame beam; 7. Support block; 8. Mounting bolt 2; 9. Rebar; 10. Nut 2; 11. Mounting screw; 12. Through hole; 13. Connecting screw; 14. Through hole 1; 15. Insert rod 1; 16. Through slot 1; 17. Through slot; 18. Exit hole 1; 19. Mounting hole 1; 20. Mounting hole 2; 21. Mounting rod; 22. Insert rod 2; 23. Through slot 2; 24. Exit hole 2; 25. Through hole 2. DETAILED DESCRIPTION

[0027] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0028] like Figures 1 to 6 As shown, a steel column and frame beam reinforcement connection structure according to an embodiment of the present invention comprises a steel column 1 and a frame beam 6, wherein a plurality of steel bars 9 are fixedly passed through the interior of the frame beam 6;

[0029] The frame beam 6 is arranged on the right side of the steel column 1, and the steel bar 9 on the left side inside the frame beam 6 is fixedly installed with the steel column 1 through a connecting assembly;

[0030] The connecting assembly includes a connecting plate 2, which is fixedly connected to the upper right side of the steel column 1, and the steel bar 9 on the left side is installed with the connecting plate 2, and the left side of the frame beam 6 is in contact with the right side of the connecting plate 2; when working, the steel bar 9 inside the frame beam 6 is connected to the steel column 1 through the connecting assembly, and the connecting plate 2 inside the connecting assembly makes the overall strength of the steel bar 9 higher when connected and installed with the steel column 1, and can enhance the overall strength and stability of the connection part, thereby improving the tensile, shear and bending resistance of the connection area between the steel bar 9 inside the frame beam 6 and the steel column 1.

[0031] As a preferred embodiment of the present invention, the front and rear of the connecting plate 2 are provided with a plurality of evenly distributed and through-type mounting holes 19, and the right side of the steel column 1 is provided with a through-type through hole 12 corresponding to the mounting hole 19. The interior of the through hole 12 is connected to the interior of the mounting hole 19. The left end of the left steel bar 9 is provided with a mounting screw 11, and the left end of the mounting screw 11 passes through the mounting hole 19 and the through hole 12. The left side of the outer surface of the mounting screw 11 is threadedly connected with a nut 2 10, and the nut 2 10 is located on the inner side of the steel column 1; when working, the mounting hole 11 is passed through the mounting screw 11. The threaded connection between the nut 19 and the through hole 12 and the nut 2 10 allows the steel bar 9 of the frame beam 6 to pass through the connecting plate 2 and the steel column 1 for connection and installation. Therefore, the steel bar 9 on the steel column 1 and the frame beam 6 is connected by the nut 2 10 and the installation screw 11. Combined with the effect of the connecting plate 2, the overall strength and stability of the connection part can be enhanced, and it is more reliable than the welded connection in most cases, and can provide a more uniform load distribution, reduce stress concentration, thereby improving the tensile, shear and bending resistance of the connection area, thereby making the overall strength and bearing capacity of the connection structure higher, and the use effect is better.

[0032] As a preferred embodiment of the present invention, a threaded hole is opened inside the mounting screw 11 inside the mounting hole 19, and the right side of the threaded hole extends to the outside of the connecting plate 2. A connecting screw 13 is connected to the threaded hole, and the right end of the connecting screw 13 is fixedly connected to the left end of the steel bar 9 on the left front and rear sides; during operation, the steel bar 9 inside the frame beam 6 is connected to the mounting screw 11 through the threaded connection between the connecting screw 13 and the threaded hole inside the mounting screw 11, and the connecting component is modularly designed, which is convenient for subsequent assembly and installation and easy to use.

[0033] As a preferred embodiment of the present invention, a second mounting hole 20 is provided above and below the center of the connecting plate 2. The right side of the second mounting hole 20 extends to the outside of the connecting plate 2. A mounting rod 21 is inserted into the second mounting hole 20. The right end of the mounting rod 21 is fixedly connected to the steel bar 9 at the center of the left side. During operation, the steel bar 9 at the center of the frame beam 6 is connected to the connecting plate 2 by inserting the mounting rod 21 into the connecting plate 2, and the steel bars 9 of the frame beam 6 can be connected and installed with the steel column 1 through the connecting plate 2.

[0034] As a preferred embodiment of the present invention, an L-shaped plate 3 is provided on the top of the connecting plate 2, and a support block 7 is provided on the bottom of the connecting plate 2. The L-shaped plate 3 is fixed to the steel column 1 by installing bolts 1 4, and the support block 7 is fixed to the steel column 1 by installing bolts 2 8. The side of the L-shaped plate 3 opposite to the support block 7 is respectively fitted with the top and bottom of the connecting plate 2 and the frame beam 6; during operation, the support block 7 can support the connecting assembly by installing bolts 2 8, and the setting of the support block 7 can effectively share the local load at the connection between the frame beam 6 and the steel column 1, reduce the uneven force on the steel bars 9 and the connecting plate 2, and optimize the bearing capacity of the structure.

[0035] As a preferred embodiment of the present invention, the interior of the mounting screw 11 is provided with an upper and lower penetrating through groove 17 located inside the mounting hole 19, the interior of the connecting screw 13 is provided with a penetrating through groove 16, and the front and rear of the connecting plate 2 are provided with a penetrating outlet hole 18. The interior of the penetrating groove 17 is communicated with the interior of the through groove 16 and the interior of the outlet hole 18. The interior of the penetrating groove 17, the interior of the through groove 16 and the interior of the outlet hole 18 are all penetrated by an insertion rod 15, and the bottom end of the insertion rod 15 is fixedly connected to the top of the support block 7; during operation, the mounting screw 11 and the connecting screw 13 passing through the interior of the connecting plate 2 through the insertion rod 15 can effectively share the stress in the connection area and reduce stress concentration, which makes the connection between the steel column 1 and the steel bar 9 of the frame beam 6 more uniform, avoiding cracks or fatigue damage caused by excessive local stress, especially under long-term load or repeated loading.

[0036] As a preferred embodiment of the present invention, the interior of the mounting rod 21 is provided with a through groove 23 which penetrates from top to bottom, and the center of the connecting plate 2 is provided with a through hole 24 which is communicated with the interior of the through groove 23. A second insertion rod 22 penetrates the interior of the second exit hole 24 and the interior of the second through groove 23, and the bottom end of the second insertion rod 22 is fixedly connected to the top of the support block 7. During operation, the stress in the connection area can be effectively shared by the second insertion rod 22 which penetrates the mounting rod 21 and the connecting plate 2, thereby reducing stress concentration.

[0037] As a preferred embodiment of the present invention, a through-hole 14 is provided at the front and rear of the L-shaped plate 3 corresponding to the outlet hole 18, and a through-hole 25 is provided at the center of the L-shaped plate 3 corresponding to the outlet hole 24. The top end of the insertion rod 15 passes through the through-hole 14, and the top end of the insertion rod 22 passes through the through-hole 25. The outer surface of the insertion rod 15 and the outer surface of the insertion rod 22 are both threadedly connected with a nut 5; when working, the nut 15 is threadedly connected to the insertion rod 15 and the nut 15 is threadedly connected to the insertion rod 22, and the top ends of the insertion rod 15 and the insertion rod 22 both pass through the connecting plate 2 and are connected to the L-shaped plate 3 through the nut 15, so a stable force transmission path can be formed. This design can effectively transfer the load from the frame beam 6 and the steel column 1 to the support block 7, and evenly distribute it to the connection through the support block 7, which helps to reduce local stress concentration and improve the overall tensile and shear resistance of the structure.

[0038] The above-mentioned front, back, left, right, up and down are all based on the Figure 1 As a benchmark, according to the person's observation perspective, the side of the device facing the observer is defined as the front, the left side of the observer is defined as the left, and so on.

[0039] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present invention.

[0040] The basic principles, main features, and advantages of the present invention are shown and described above. Those skilled in the art should understand that the present invention is not limited to the foregoing embodiments. The foregoing embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and modifications may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and modifications are intended to fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A steel column and frame beam reinforcement connection structure, comprising a steel column (1) and a frame beam (6), wherein a plurality of steel bars (9) are fixedly passed through the interior of the frame beam (6); Its characteristics are: The frame beam (6) is arranged on the right side of the steel column (1), and the steel bars (9) on the left side inside the frame beam (6) are fixedly mounted to the steel column (1) via a connecting assembly; The connection assembly comprises a connection plate (2), the connection plate (2) being fixedly connected to the upper right side of the steel column (1), the steel bar (9) on the left side being installed with the connection plate (2), and the left side of the frame beam (6) being in contact with the right side of the connection plate (2).

2. The steel column and frame beam reinforcement connection structure according to claim 1, characterized in that: A plurality of evenly distributed and through-type mounting holes (19) are provided at the front and rear of the connecting plate (2), a through-type through hole (12) is provided at the right side of the steel column (1) corresponding to the mounting hole (19), the interior of the through hole (12) is communicated with the interior of the mounting hole (19), a mounting screw (11) is provided at the left end of the left steel bar (9), the left end of the mounting screw (11) passes through the mounting hole (19) and the through hole (12), the left side of the outer surface of the mounting screw (11) is threadedly connected with a nut (10), and the nut (10) is located on the inner side of the steel column (1).

3. The steel column and frame beam reinforcement connection structure according to claim 2, characterized in that: A threaded hole is provided inside the mounting screw rod (11) and inside the mounting hole 1 (19). The right side of the threaded hole extends to the outside of the connecting plate (2). A connecting screw rod (13) is connected inside the threaded hole. The right end of the connecting screw rod (13) is fixedly connected to the left end of the steel bar (9) on the left front and rear sides.

4. The steel column and frame beam reinforcement connection structure according to claim 3, characterized in that: A second mounting hole (20) is provided above and below the center of the connecting plate (2). The right side of the second mounting hole (20) extends to the outside of the connecting plate (2). A mounting rod (21) is inserted into the second mounting hole (20). The right end of the mounting rod (21) is fixedly connected to the steel bar (9) at the center of the left side.

5. The steel column and frame beam reinforcement connection structure according to claim 4, characterized in that: An L-shaped plate (3) is provided on the top of the connecting plate (2), and a support block (7) is provided on the bottom of the connecting plate (2). The L-shaped plate (3) is fixedly mounted to the profiled steel column (1) by means of a first mounting bolt (4), and the support block (7) is fixedly mounted to the profiled steel column (1) by means of a second mounting bolt (8). The side of the L-shaped plate (3) opposite to the support block (7) is respectively fitted with the top and bottom of the connecting plate (2) and the frame beam (6).

6. The steel column and frame beam reinforcement connection structure according to claim 5, characterized in that: The interior of the mounting screw (11) is provided with a through groove (17) extending upward and downward inside the mounting hole (19), the interior of the connecting screw (13) is provided with a through groove (16), and the front and rear of the connecting plate (2) are provided with a through hole (18). The interior of the through groove (17) is communicated with the interior of the through groove (16) and the interior of the outlet hole (18). The interior of the through groove (17) and the interior of the through groove (16) and the interior of the outlet hole (18) are all penetrated by an insertion rod (15), and the bottom end of the insertion rod (15) is fixedly connected to the top of the support block (7).

7. The steel column and frame beam reinforcement connection structure according to claim 6, characterized in that: A through slot (23) extending vertically through the mounting rod (21) is provided inside the mounting rod (21), and a through hole (24) extending vertically through the connecting plate (2) is provided at the center thereof. The through hole (24) is communicated with the inside of the through slot (23), and a second insertion rod (22) extends between the inside of the second insertion hole (24) and the inside of the through slot (23), and the bottom end of the second insertion rod (22) is fixedly connected to the top of the support block (7).

8. The steel column and frame beam reinforcement connection structure according to claim 7, characterized in that: A through-hole (14) is provided at the front and rear of the L-shaped plate (3) corresponding to the first outlet hole (18), and a through-hole (25) is provided at the center of the L-shaped plate (3) corresponding to the second outlet hole (24). The top end of the first insertion rod (15) passes through the through-hole (14), and the top end of the second insertion rod (22) passes through the through-hole (25). The upper surface of the outer surface of the first insertion rod (15) and the upper surface of the outer surface of the second insertion rod (22) are both threadedly connected with a nut (5).

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