Square steel reinforced concrete column ring beam joint of split-level structure at variable height difference position

Abstract

The utility model provides a square steel reinforced concrete column ring beam node of a split-level structure at a variable height difference position, which comprises a plurality of column longitudinal reinforcing steel bars uniformly distributed in a concrete stand column and a plurality of tie bars uniformly distributed, the plurality of column longitudinal reinforcing steel bars are bound and connected with the plurality of tie bars, and concrete deep beams are arranged on two opposite surfaces of the concrete stand column; the ring beam joints comprise the upper ring beam joint and the lower ring beam joint, the upper ring beam joint and the lower ring beam joint are both connected with the concrete stand column and located on one side of the concrete stand column, the upper ring beam joint is provided with a first plane, and the lower ring beam joint is provided with a second plane parallel to the upper ring beam joint; according to the condition that the floors on the same layer are not at the same height, the ring beam joint face which is as high as the corresponding floor is arranged on the concrete stand column to support the concrete stand column, so that the space in the split-level structure can be reasonably utilized, and the situation that part of the space of the floor is occupied due to the fact that the ring beam joint with the height difference equal to that of the split-level structure is manufactured is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of building engineering, in particular to a square steel concrete column ring beam node of a staggered structure at a height difference. Background Art

[0002] In architecture and structural engineering, beams are often used to carry and distribute loads, and the connection between beams is called a beam node. The split-level structure is a special structural form commonly seen in buildings. Its main feature is that the floors on the same floor are not at the same height, and the height difference is usually greater than the beam height. When making a ring beam node connection under this structure, it is usually achieved by making a ring beam node with the same height difference as the split-level structure to connect the square steel concrete column and the beam, so that the height of part of the space in the layer area is reduced or increased, thereby indirectly occupying part of the space.

[0003] This method will not only occupy the space in the low-elevation structural area, affecting the space utilization function under the staggered structure, but will also greatly increase the construction cost. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a square steel-concrete column ring beam node at a staggered structure at a variable height difference, which solves the problem that the traditional ring beam connection method of the staggered structure in the prior art not only occupies the space in the low-elevation structural area, affecting the spatial utilization function of the staggered structure, but also greatly increases the construction cost.

[0005] According to an embodiment of the utility model, a square steel-concrete column ring beam node of a staggered structure at a variable height difference includes a concrete column, which includes a plurality of column longitudinal steel bars and a plurality of tie bars evenly distributed inside the concrete column, the plurality of column longitudinal steel bars are tied and connected with the plurality of tie bars, wherein two opposite faces of the concrete column are provided with concrete deep beams; a ring beam node includes an upper ring beam node and a lower ring beam node, the upper ring beam node and the lower ring beam node are both connected to the concrete column and are respectively located on one side of the concrete column, the upper ring beam node has a first plane, the lower ring beam node has a second plane parallel to the upper ring beam node, wherein the spacing between the first plane and the upper end of the concrete column is α, the spacing between the second plane and the upper end of the concrete column is β, α and β satisfy α<β, forming a staggered structure.

[0006] Preferably, the upper ring beam node comprises a plurality of upper ring beam transverse hoops and upper ring beam vertical hoops arranged inside the node, wherein the plurality of upper ring beam vertical hoops are tied and connected with the plurality of upper ring beam transverse hoops.

[0007] Preferably, the lower ring beam node includes a plurality of lower ring beam vertical stirrups and a lower ring beam transverse hoops arranged inside the node, wherein the plurality of lower ring beam vertical stirrups and the plurality of lower ring beam transverse hoops are tied and connected.

[0008] Preferably, one end of the upper ring beam node away from the concrete column is connected to a high concrete beam, and the high concrete beam includes a plurality of high beam longitudinal bars and high beam stirrups arranged inside the beam, and the plurality of high beam stirrups are tied and connected with the plurality of high beam longitudinal bars, wherein each high beam longitudinal bar passes through a plurality of upper ring beam transverse hoops and a plurality of upper ring beam vertical stirrups, and each end of the high beam longitudinal bar is bent to form a ninety-degree angle.

[0009] Preferably, one end of the lower ring beam node away from the concrete column is connected to a low concrete beam, and the low concrete beam includes a plurality of low beam longitudinal bars and low beam stirrups arranged inside the beam, and the plurality of low beam stirrups are tied and connected with the plurality of low beam longitudinal bars, wherein each low beam longitudinal bar passes through a plurality of lower ring beam vertical stirrups and a plurality of lower ring beam transverse hoops, and each end of the low beam longitudinal bar is bent to form a ninety-degree angle.

[0010] Preferably, the concrete deep beam includes a plurality of deep beam longitudinal bars and deep beam stirrups arranged inside the beam, and the plurality of deep beam stirrups are tied and connected with the plurality of deep beam longitudinal bars, wherein each deep beam longitudinal bar passes through a plurality of lower ring beam vertical stirrups and a plurality of lower ring beam transverse hoops, and the end of each deep beam longitudinal bar is bent to form a ninety-degree angle.

[0011] Preferably, a square steel pipe is embedded on the top of the concrete column, and a plurality of groups of bolts are evenly distributed on the square steel pipe, and the plurality of groups of bolts are used to enhance the connection strength between the square steel pipe and the concrete column.

[0012] Preferably, the orthographic projections of the upper ring beam node and the lower ring beam node are pentagons.

[0013] Compared with the prior art, the utility model has the following beneficial effects: when the floors of the same floor are not at the same height, a ring beam node surface that is consistent with the height of the corresponding floor is set on the concrete column to support it, so that the space in the staggered structure can be reasonably used, avoiding the production of a ring beam node with the same height difference as the staggered structure, occupying part of the space of the floor, and the ring beam node adopts a pentagonal design, so that the node can better disperse the stress when subjected to force, and at the same time, the contact area between the node and the concrete column becomes larger, the bearing capacity of the node is improved, and the stability of the structure is ensured. At the same time, since the production of a ring beam node with the same height difference as the staggered structure is avoided, the construction cost is saved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of an embodiment of the utility model.

[0015] Figure 2 It is a top view of an embodiment of the utility model.

[0016] Figure 3It is a left view of an embodiment of the utility model.

[0017] Figure 4 It is a top view of the ring beam node in the embodiment of the utility model.

[0018] In the above-mentioned attached figures: 1. concrete column; 11. square steel pipe; 12. stud; 13. tie bar; 14. column longitudinal reinforcement; 2. high concrete beam; 21. high beam longitudinal reinforcement; 23. high beam stirrups; 3. upper ring beam node; 31. upper ring beam transverse hoop; 32. upper ring beam vertical stirrup; 4. low concrete beam; 41. low beam longitudinal reinforcement; 43. low beam stirrups; 5. lower ring beam node; 51. lower ring beam transverse hoop; 52. lower ring beam vertical stirrup; 6. concrete deep beam; 61. deep beam longitudinal reinforcement; 63. deep beam stirrups. DETAILED DESCRIPTION

[0019] The technical solution of the present utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0020] like Figures 1 to 4 As shown, the embodiment of the utility model proposes a square steel-concrete column ring beam node of a staggered structure at a variable height difference, which includes a concrete column 1, which includes a plurality of column longitudinal steel bars 14 and a plurality of tie bars 13 uniformly distributed inside the concrete column 1, and the plurality of column longitudinal steel bars 14 are tied and connected with the plurality of tie bars 13, wherein two opposite faces of the concrete column 1 are provided with a concrete deep beam 6; a ring beam node, including an upper ring beam node 3 and a lower ring beam node 5, the upper ring beam node 3 and the lower ring beam node 5 are both connected to the concrete column 1, and are respectively located on one side of the concrete column 1, the upper ring beam node 3 has a first plane, and the lower ring beam node 5 has a second plane parallel to the upper ring beam node 3, wherein the distance between the first plane and the upper end of the concrete column 1 is α, and the distance between the second plane and the upper end of the concrete column 1 is β, α and β satisfy α<β, forming a staggered structure.

[0021] The detailed working process of this embodiment is as follows: the functions of the multiple evenly distributed column longitudinal steel bars 14 and the evenly distributed tie bars 13 are to improve the tensile strength of the concrete column 1 structure, prevent crack expansion, and improve the rigidity, stability and durability of the structure; the positions of the lower ring beam node 5 and the upper ring beam node 3 on the concrete column 1 are determined by the height difference of the staggered structure appearing on the floor. It can be regarded that when the staggered structure appears, the vertical distance from the top of the concrete column 1 to the upper ring beam node 3 is α, which is also the distance from the high-level structural layer of the staggered structure to the top of the concrete column 1. Similarly, the distance from the low-level structural layer to the top of the concrete column 1 is measured to determine the positions of the lower ring beam node 5 and the upper ring beam node 3 on the concrete column 1.

[0022] In case that the floor slabs of the same floor are not at the same height, a ring beam node surface which is consistent with the height of the corresponding floor is set on the concrete column to support it, so that the space in the staggered structure can be reasonably utilized, avoiding the production of a ring beam node which is equal to the height difference of the staggered structure and occupying part of the space of the floor.

[0023] like Figure 2 and Figure 3 As shown, the upper ring beam node 3 includes a plurality of upper ring beam transverse hoops 31 and upper ring beam vertical hoops 32 arranged inside the node 3, wherein the plurality of upper ring beam vertical hoops 32 are tied and connected with the plurality of upper ring beam transverse hoops 31.

[0024] The detailed working process of this embodiment is as follows: the functions of the multiple upper ring beam vertical stirrups 32 and the multiple upper ring beam transverse hoops 31 are to improve the tensile strength of the upper ring beam node 3 structure, prevent crack expansion, and improve the rigidity, stability and durability of the structure.

[0025] like Figure 2 and Figure 3 As shown, the lower ring beam node 5 includes a plurality of lower ring beam vertical stirrups 51 and a lower ring beam transverse hoops 52 arranged inside the node, wherein the plurality of lower ring beam vertical stirrups 51 and the plurality of lower ring beam transverse hoops 52 are tied and connected.

[0026] The detailed working process of this embodiment is as follows: the functions of the multiple lower ring beam vertical stirrups 51 and the multiple lower ring beam transverse hoops 52 are to improve the tensile strength of the lower ring beam node 5 structure, prevent crack expansion, and improve the rigidity, stability and durability of the structure.

[0027] like Figure 2 and Figure 3 As shown, one end of the upper ring beam node 3 away from the concrete column 1 is connected to the high concrete beam 2, and the high concrete beam 2 includes a plurality of high beam longitudinal reinforcements 21 and high beam stirrups 23 arranged therein, and the plurality of high beam stirrups 23 are tied and connected with the plurality of high beam longitudinal reinforcements 21, wherein each high beam longitudinal reinforcement 21 passes through a plurality of upper ring beam transverse hoops 31 and a plurality of upper ring beam vertical stirrups 32, and the end of each high beam longitudinal reinforcement 21 is bent to form a ninety-degree angle.

[0028] The detailed working process of this embodiment is as follows: each structure is connected by steel bars, and then concrete is poured to form a load-bearing beam, thereby improving the tensile strength of the structure, preventing crack expansion, and improving the rigidity, stability and durability of the structure. Each end of the longitudinal reinforcement 21 of the high beam is bent to form a ninety-degree angle, the purpose of which is to increase the anchoring strength.

[0029] like Figure 2 and Figure 3As shown, one end of the lower ring beam node 5 away from the concrete column 1 is connected to a lower concrete beam 4, and the lower concrete beam 4 includes a plurality of lower beam longitudinal bars 41 and lower beam stirrups 43 arranged inside the lower beam node 5. The plurality of lower beam stirrups 43 are tied and connected with the plurality of lower beam longitudinal bars 41, wherein each lower beam longitudinal bar 41 passes through a plurality of lower ring beam vertical stirrups 51 and a plurality of lower ring beam transverse hoops 52, and the end of each lower beam longitudinal bar 41 is bent to form a ninety-degree angle.

[0030] The detailed working process of this embodiment is as follows: each structure is connected by steel bars, and then concrete is poured to form a load-bearing beam, thereby improving the tensile strength of the structure, preventing crack expansion, and improving the rigidity, stability and durability of the structure. Each end of the longitudinal reinforcement 41 of the low beam is bent to form a ninety-degree angle, the purpose of which is to increase the anchoring strength.

[0031] like Figure 2 and Figure 3 As shown, the concrete deep beam 6 includes a plurality of deep beam longitudinal bars 61 and deep beam stirrups 63 arranged inside the deep beam 6, and the plurality of deep beam stirrups 63 are tied and connected with the plurality of deep beam longitudinal bars 61, wherein each deep beam longitudinal bar 61 passes through a plurality of lower ring beam vertical stirrups 51 and a plurality of lower ring beam transverse hoops 52, and the end of each deep beam longitudinal bar 61 is bent to form a ninety-degree angle.

[0032] The detailed working process of this embodiment is as follows: each structure is connected by steel bars, and then concrete is poured to form a load-bearing beam, thereby improving the tensile strength of the structure, preventing crack expansion, and improving the rigidity, stability and durability of the structure. The end of each deep beam longitudinal reinforcement 61 is bent to form a ninety-degree angle, the purpose of which is to increase the anchoring strength.

[0033] like Figure 1 and Figure 2 As shown, a square steel pipe 11 is embedded on the top of the concrete column 1 , and multiple groups of bolts 12 are evenly distributed on the square steel pipe 11 . The multiple groups of bolts 12 are used to enhance the connection strength between the square steel pipe 11 and the concrete column 1 .

[0034] The detailed working process of this embodiment is as follows: the square steel pipe 11 is used to improve the connection strength of the concrete column 1.

[0035] like Figure 4 As shown, the orthographic projections of the upper ring beam node 3 and the lower ring beam node 5 are pentagons.

[0036] The detailed working process of this embodiment is as follows: the contact area between the ring beam node of the pentagonal structure and the concrete column changes, which can better disperse the stress when subjected to force, improve the bearing capacity of the node, and ensure the stability of the structure, wherein two adjacent angles are 90 degrees, and the two angles adjacent to the two 90-degree angles are 135 degrees.

[0037] The implementation principle of the embodiment of the present application is: during construction, first complete the welding of the studs 12 in the square steel concrete column 1 and the outer surface of the square steel pipe 11, and connect the square steel pipe 11 with the studs 12 to the lower steel pipe of the square steel concrete column 1, then connect the column longitudinal steel bars 14 to the lower steel bars, and then tie the lower ring beam transverse hoop 51 and the lower ring beam vertical hoop 52, and insert the lower beam longitudinal reinforcement 41 into the lower ring beam node 5. Afterwards, the binding of the lower beam stirrups 43 of the lower concrete beam 4 is completed, and then the binding of the upper ring beam transverse hoop 31 and the upper ring beam vertical stirrup 32 is completed, and the binding of the high beam stirrups 23 of the high concrete beam 2 is completed. Then, the deep beam longitudinal reinforcement 61 is inserted into the lower ring beam node 5 and the upper ring beam node 3, and the binding of the deep beam stirrups 63 of the concrete deep beam 6 is completed. After all the binding is completed, concrete is poured, thereby completing the construction of a square steel-concrete column ring beam node of a staggered structure at a variable height difference.

[0038] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A square steel-concrete column ring beam node in a staggered structure at a height difference, characterized in that: include: A concrete column (1), comprising a plurality of column longitudinal steel bars (14) and a plurality of evenly distributed tie bars (13) evenly distributed inside the concrete column (1), wherein the plurality of column longitudinal steel bars (14) and the plurality of tie bars (13) are tied and connected, wherein two opposite faces of the concrete column (1) are provided with concrete deep beams (6); A ring beam node comprises an upper ring beam node (3) and a lower ring beam node (5), wherein the upper ring beam node (3) and the lower ring beam node (5) are both connected to the concrete column (1) and are respectively located on one side of the concrete column (1), wherein the upper ring beam node (3) has a first plane, and the lower ring beam node (5) has a second plane parallel to the upper ring beam node (3), wherein the distance between the first plane and the upper end of the concrete column (1) is α, and the distance between the second plane and the upper end of the concrete column (1) is β, and α and β satisfy α<β, thereby forming a staggered structure.

2. The square steel concrete column ring beam node at the height difference of the staggered structure according to claim 1 is characterized in that: The upper ring beam node (3) comprises a plurality of upper ring beam transverse hoops (31) and upper ring beam vertical hoops (32) arranged inside the node, wherein the plurality of upper ring beam vertical hoops (32) are tied and connected with the plurality of upper ring beam transverse hoops (31).

3. The square steel concrete column ring beam node at the height difference of the staggered structure according to claim 1 is characterized in that: The lower ring beam node (5) comprises a plurality of lower ring beam vertical stirrups (51) and lower ring beam transverse hoops (52) arranged inside the lower ring beam node, wherein the plurality of lower ring beam vertical stirrups (51) and the plurality of lower ring beam transverse hoops (52) are tied and connected.

4. The square steel concrete column ring beam node at the height difference of the staggered structure according to claim 2 is characterized in that: The end of the upper ring beam node (3) away from the concrete column (1) is connected to a high concrete beam (2), and the high concrete beam (2) includes a plurality of high beam longitudinal bars (21) and high beam stirrups (23) arranged inside the high concrete beam. The plurality of high beam stirrups (23) are tied and connected with the plurality of high beam longitudinal bars (21), wherein each of the high beam longitudinal bars (21) passes through a plurality of upper ring beam transverse hoops (31) and a plurality of upper ring beam vertical stirrups (32), and the end of each of the high beam longitudinal bars (21) is bent to form a ninety-degree angle.

5. The square steel concrete column ring beam node at the height difference of the staggered structure according to claim 3 is characterized in that: The end of the lower ring beam node (5) away from the concrete column (1) is connected to a lower concrete beam (4), and the lower concrete beam (4) includes a plurality of lower beam longitudinal bars (41) and lower beam stirrups (43) arranged inside the lower concrete beam. The plurality of lower beam stirrups (43) are tied and connected with the plurality of lower beam longitudinal bars (41), wherein each of the lower beam longitudinal bars (41) passes through a plurality of lower ring beam vertical stirrups (51) and a plurality of lower ring beam transverse hoops (52), and the end of each of the lower beam longitudinal bars (41) is bent to form a ninety-degree angle.

6. The square steel-concrete column ring beam node at the height difference of the staggered structure according to claim 5 is characterized in that: The concrete deep beam (6) includes a plurality of deep beam longitudinal bars (61) and deep beam stirrups (63) arranged inside the deep beam, wherein the plurality of deep beam stirrups (63) are tied and connected with the plurality of deep beam longitudinal bars (61), wherein each of the deep beam longitudinal bars (61) passes through the plurality of lower ring beam vertical stirrups (51) and the plurality of lower ring beam transverse hoops (52), and the end of each of the deep beam longitudinal bars (61) is bent to form a ninety-degree angle.

7. The square steel concrete column ring beam node at the height difference of the staggered structure according to claim 1 is characterized in that: A square steel pipe (11) is embedded on the top of the concrete column (1), and a plurality of groups of bolts (12) are evenly distributed on the square steel pipe (11). The plurality of groups of bolts (12) are used to enhance the connection strength between the square steel pipe (11) and the concrete column (1).

8. The square steel concrete column ring beam node at the height difference of the staggered structure according to claim 1 is characterized in that: The orthographic projections of the upper ring beam node (3) and the lower ring beam node (5) are pentagons.

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