Steel structure column corner support

Abstract

The application discloses a steel structure column elbow support and relates to the technical field of main body steel structure. The steel structure column elbow support comprises a vertical steel pipe main body, a bent steel column main body arranged on the top of the vertical steel pipe main body, a steel plug core assembly used for connecting the vertical steel pipe main body and the bent steel column main body, a steel structure column arranged on the top of the bent steel column main body, an auxiliary installation and positioning assembly used for connecting the bent steel column main body and the steel structure column, a bottom water stop disc arranged at the bottom of the vertical steel pipe main body, a foundation disc arranged at the bottom of the bottom water stop disc, an L-shaped bent reinforcing bar support assembly arranged at the bottom of the foundation disc and a plurality of water stop assemblies sleeved on the side wall of the vertical steel pipe main body. The bottom of the L-shaped bent reinforcing bar support assembly is a raft foundation. The steel structure column elbow support has the advantages of reasonable design, effective connection between the main body steel structure column and the elbow support, and improved anti-deformation performance of the steel support at the variable cross-section corner position through the application of the accessory steel plug core assembly, so that the structural safety is ensured.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of main steel structure, more particularly to the technical field of steel structure column bending angle support. BACKGROUND

[0002] When steel structure is used as the main building structure, in order to create a unique architectural design style, the building shape is usually designed irregularly. Due to the irregular design, the steel structure column is not as horizontal and vertical as the conventional main structure, but presents an inclined bending angle.

[0003] How to ensure the stability and safety of the steel column support, realize the force transmission of the main steel structure column to the foundation engineering, avoid the damage of the raft foundation caused by improper setting of the main steel structure support, and the quality problems such as cracking or leakage, which affect the normal use, has become an urgent problem to be solved. SUMMARY

[0004] The purpose of the present application is to solve the above technical problems, and the present application provides a steel structure column bending angle support.

[0005] In order to achieve the above purpose, the present application specifically adopts the following technical scheme:

[0006] The present application provides a steel structure column bending angle support, which comprises a vertical steel pipe body, a bent steel column body arranged at the top of the vertical steel pipe body, a steel plug assembly for connecting the vertical steel pipe body and the bent steel column body, a steel structure column arranged at the top of the bent steel column body, an auxiliary installation and positioning assembly for connecting the bent steel column body and the steel structure column, a bottom water stop disc arranged at the bottom of the vertical steel pipe body, a foundation disc arranged at the bottom of the bottom water stop disc, an L-shaped bent steel bar support assembly arranged at the bottom of the foundation disc, and a plurality of water stop assemblies sleeved on the side wall of the vertical steel pipe body. The bottom of the L-shaped bent steel bar support assembly is a raft foundation.

[0007] In one embodiment, the vertical steel pipe body is provided with a first connecting inclined surface, the bottom of the bent steel column body is provided with a second connecting inclined surface, the first connecting inclined surface is matched with the second connecting inclined surface, and the two are connected by full welding;

[0008] The top of the bent steel column body is provided with a third connecting inclined surface, the bottom of the steel structure column is provided with a fourth connecting inclined surface, the third connecting inclined surface is matched with the fourth connecting inclined surface, and the two are connected by full welding.

[0009] Specifically, the vertical steel pipe body is cut from a cylindrical steel pipe, and the diameter and thickness are consistent with the steel structure column to be connected. It is an important component of the bent corner support, and the bottom is fully welded with the bottom water stop disc. Multiple water stop rings are distributed at the middle position. The top of the vertical steel pipe body is cut into an inclined surface according to the inclination angle of the steel structure column, and then the inclined surface is connected to the corresponding inclined surface at the bottom of the bent steel column body through full welding.

[0010] In addition, the size and thickness of the bent steel column body are the same as the thickness of the vertical steel pipe body. The inclination angle of the bent steel column body bottom and the vertical steel pipe body top, and the inclination angle of the bent steel column body and the top steel structure column are determined and cut according to the inclination angle of the steel structure column to be connected, and the corresponding connection is realized through full welding.

[0011] In one embodiment, the steel core assembly includes a plurality of rigid cores circumferentially welded at the connection between the vertical steel pipe body and the bent steel column body, and an auxiliary connection sleeve is provided outside the rigid core.

[0012] Specifically, the steel core assembly is located between the vertical steel pipe body and the bent steel column body, and the steel core is used to reinforce the connection position of the vertical steel pipe body and the bent steel column body, prevent stress concentration of the force transmitted by the steel structure column due to the change of the angle, and prevent deformation, fracture and other quality problems of the welding position. At the same time, the steel core is used to facilitate the angle adjustment and auxiliary welding between the vertical steel pipe body and the bent steel column body.

[0013] In one embodiment, the outer diameter of the base disc is larger than that of the bottom water stop disc, the bottom water stop disc is connected to the base disc by welding, and the bottom water stop disc and the base disc are concentrically arranged.

[0014] Specifically, the base disc is cut from a circular steel plate (the diameter and thickness are determined according to actual needs), and the diameter of the base disc needs to be slightly larger than that of the water stop disc to facilitate welding and ensure the water stop area and increase the contact surface with the concrete pouring. The base disc provides a mounting and fixing base for the L-shaped bent reinforcement at the bottom, and the base disc is used to.

[0015] In one embodiment, the bottom water stop disc is sealed by welding at the bottom of the vertical steel pipe body, and the bottom water stop disc is welded to the base disc by circumferential welding.

[0016] Specifically, the bottom water stop disc is located at the lowermost part of the vertical steel pipe body and plays a water stopping role. The diameter is slightly smaller than that of the base disc, and the base disc is welded by circumferential welding. The vertical steel pipe body is sealed to prevent leakage of the raft foundation and direct seepage of underground water to the basement through the steel column body, affecting the normal use of the basement.

[0017] In one embodiment, the L-shaped bent reinforcement support assembly includes a plurality of L-shaped bent reinforcements evenly distributed on the bottom of the base disc, the longitudinal edge of each L-shaped bent reinforcement is fixed to the bottom of the base disc, and the transverse edge of each L-shaped bent reinforcement is arranged in the radial direction of the base disc.

[0018] Specifically, the L-shaped bent reinforcement is located below the base disc, is bent into an L shape from scrap reinforcement, and mainly provides a support base for the base disc. The L-shaped bent reinforcement is generally composed of a plurality of L-shaped bent reinforcements surrounding the base disc and combined by welding. The size and model of the L-shaped bent reinforcement are determined comprehensively according to the weight of the bent corner support to be borne and the impact force during pouring of concrete.

[0019] Through the L-shaped bent reinforcement, the base disc can be effectively provided with a support base, direct contact between the entire bent corner support and the raft cushion is avoided, a reserved concrete pouring space is formed by the L-shaped bent reinforcement, a reinforced concrete protective layer is formed, and the bearing capacity and anti-leakage performance of the bent corner support are further improved.

[0020] In one embodiment, the water stop assembly includes a first water stop ring and a second water stop ring. The first water stop ring is located at a position close to the bottom of the vertical steel pipe body. The thickness of the first water stop ring is the same as the thickness of the base disc. The inner ring diameter of the first water stop ring is greater than the outer diameter of the vertical steel pipe body. The inner ring of the first water stop ring is welded to the outer wall of the vertical steel pipe body.

[0021] The second water stop ring is located at a position close to the top of the vertical steel pipe body. The thickness of the second water stop ring is the same as the thickness of the base disc. The inner ring diameter of the second water stop ring is greater than the outer diameter of the vertical steel pipe body. The inner ring of the second water stop ring is welded to the outer wall of the vertical steel pipe body.

[0022] Specifically, the first water stop ring is located at a position close to the bottom of the vertical steel pipe body and is cut from a steel plate. The shape of the first water stop ring is a ring shape. The thickness of the first water stop ring is the same as the thickness of the base disc. The middle part is a hollow circle. The diameter of the hollow circle is slightly larger than the vertical steel pipe body, which facilitates the passing through the vertical steel pipe body and welding.

[0023] Through the first water stop ring, water can be effectively stopped to prevent water seepage caused by leakage of the raft foundation. On the other hand, the first water stop ring can increase the contact area between the bent corner support and the raft concrete, which helps to decompose and transmit the stress of the upper steel structure column to the raft foundation, so that the raft foundation is not directly deformed and cracked due to stress.

[0024] The second water stop ring is located at the top of the cylindrical body, is cut from a steel plate, has a circular shape, has the same thickness as the base disc, has a hollow circular shape in the middle, and has a slightly larger diameter than the vertical steel pipe body, so as to facilitate the passing through and welding of the vertical steel pipe body. The function is the same as that of the first water stop ring, and thus is not repeatedly described.

[0025] It is particularly noted that the number of the water stop rings of the water stop assembly is determined according to the thickness of the raft foundation and the weight of the steel structure column to be supported, and is not less than one. The thicker the raft foundation and the greater the required load, the more the water stop rings, and the number is not limited to the two water stop rings described above.

[0026] In one embodiment, the first water stop ring and the second water stop ring are provided with a plurality of stiffening rib plates at the bottom thereof and distributed along the circumference.

[0027] Specifically, the stiffening rib plates are cut according to actual needs, and are in contact with the vertical steel pipe body and the water stop ring. The stiffening rib plates are connected and fixed by double-sided full welding. Four stiffening rib plates are generally provided, and the number is not less than three.

[0028] The stiffening rib plates are respectively located at the lower part of the first water stop disc and the second water stop disc, provide a reinforcing effect for the first water stop disc and the second water stop disc, further disperse the load transmitted by the steel structure column to the raft foundation, and avoid the cracking of the raft foundation due to excessive upper load, thereby affecting the leakage and the normal use of the basement.

[0029] In one embodiment, the stiffening rib plate is a triangular steel plate, and the thickness of the stiffening rib plate is the same as that of the first water stop disc or the second water stop disc.

[0030] In one embodiment, the auxiliary mounting and positioning assembly includes a plurality of auxiliary mounting and positioning blocks distributed along the circumference at the top of the bent steel pipe body. The bottom of each auxiliary mounting and positioning block extends out of the top of the bent steel pipe body, and the inner side of the top of each auxiliary mounting and positioning block is in contact with the outer surface of the steel structure column.

[0031] Specifically, the auxiliary mounting and positioning block is located between the bent steel pipe body and the steel structure column to be connected, and the auxiliary mounting and positioning block is used for the smooth positioning and installation of the upper steel structure column, prevents the quality problems such as the failure to normally splice due to misalignment, and helps to reinforce the connection part of the bent steel pipe body and improve the load bearing capacity of the vertical steel pipe body.

[0032] The beneficial effects of the present application are as follows:

[0033] 1, through this steel structure column corner support can effectively solve when the steel structure column because of the architectural style needs to be designed into different tilt angle, the effective connection between the main steel structure column and the corner support, and through the application of accessory steel core, effectively improve the deformation resistance of variable cross-section corner position steel support, ensure the safety of the structure.

[0034] 2, through the application of water stop ring, improve the impermeability of raft foundation, through the application of stiffening rib, auxiliary installation positioning block, further improve the bearing capacity of the main steel structure column, effectively transfer the load of the upper rigid structure to the raft foundation. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor.

[0036] Figure 1 is a structural schematic diagram of the present application;

[0037] Figure 2 is a partial structural schematic diagram of Figure 1 ;

[0038] Figure 3 is a structural schematic diagram of vertical steel pipe body and bent steel column body;

[0039] Figure 4 is a structural schematic diagram of auxiliary installation positioning assembly;

[0040] Figure 5 is a structural schematic diagram of steel core assembly;

[0041] Figure 6 is a structural schematic diagram of L-shaped bent steel bar support assembly;

[0042] 1, L-shaped bent steel bar support assembly; 2, base disc; 3, bottom water stop disc; 4, vertical steel pipe body, 5, first water stop ring; 6, second water stop ring; 7, auxiliary installation positioning assembly; 8, steel structure column; 9, steel core assembly; 10, bent steel column body. DETAILED DESCRIPTION

[0043] To make the technical problems, technical solutions, and technical effects of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. The components of the embodiments of the present invention described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0044] Therefore, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to illustrate selected embodiments of the invention. All other embodiments obtained by those skilled in the art based on the embodiments of the invention without inventive effort are within the scope of protection of the invention.

[0045] It should be noted that similar reference numerals and letters in the following figures indicate similar items; therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," etc., are used only to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0046] In the description of the embodiments of the present invention, it should be noted that the terms "inner", "outer", "upper", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship in which the product of the invention is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limiting the present invention.

[0047] Example 1

[0048] like Figures 1 to 6 As shown, this embodiment of the present invention provides a steel structure column 8 bend support, including a vertical steel pipe body 4, a bent steel column body 10 set at the top of the vertical steel pipe body 4, a steel core assembly 9 for connecting the vertical steel pipe body 4 and the bent steel column body 10, a steel structure column 8 set at the top of the bent steel column body 10, an auxiliary installation positioning assembly 7 for connecting the bent steel column body 10 and the steel structure column 8, a bottom water-stop disc 3 set at the bottom of the vertical steel pipe body 4, a base disc 2 set at the bottom of the bottom water-stop disc 3, an L-shaped bent rebar support assembly 1 set at the bottom of the base disc 2, and multiple water-stop components sleeved on the side wall of the vertical steel pipe body 4. The bottom of the L-shaped bent rebar support assembly 1 is a raft foundation.

[0049] Example 2

[0050] like Figures 1 to 6As shown, the embodiment provides a steel structure column 8 corner support, which comprises a vertical steel pipe body 4, a bent steel column body 10 arranged at the top of the vertical steel pipe body 4, a steel plug assembly 9 for connecting the vertical steel pipe body 4 and the bent steel column body 10, a steel structure column 8 arranged at the top of the bent steel column body 10, an auxiliary installation positioning assembly 7 for connecting the bent steel column body 10 and the steel structure column 8, a bottom water stop disc 3 arranged at the bottom of the vertical steel pipe body 4, a foundation disc 2 arranged at the bottom of the bottom water stop disc 3, an L-shaped bent reinforcement support assembly 1 arranged at the bottom of the foundation disc 2, and a plurality of water stop assemblies arranged on the side wall of the vertical steel pipe body 4. The bottom of the L-shaped bent reinforcement support assembly 1 is a raft foundation.

[0051] The vertical steel pipe body 4 is provided with a first connecting inclined surface, and the bottom of the bent steel column body 10 is provided with a second connecting inclined surface. The first connecting inclined surface is matched with the second connecting inclined surface, and the two are connected by full welding.

[0052] The top of the bent steel column body 10 is provided with a third connecting inclined surface, and the bottom of the steel structure column 8 is provided with a fourth connecting inclined surface. The third connecting inclined surface is matched with the fourth connecting inclined surface, and the two are connected by full welding.

[0053] Specifically, the vertical steel pipe body 4 is cut from a cylindrical steel pipe, and the diameter and thickness are consistent with the steel structure column 8 to be connected. It is an important part of the corner support, and is full-welded with the bottom water stop disc 3 at the bottom. A plurality of water stop rings are distributed at the middle position. The top of the vertical steel pipe body 4 is cut into an inclined surface according to the inclination angle of the steel structure column 8, and then the inclined surface is full-welded with the corresponding inclined surface at the bottom of the bent steel column body 10.

[0054] In addition, the size and thickness of the bent steel column body 10 are the same as the thickness of the vertical steel pipe body 4. The inclination angles of the bent steel column body 10 at the bottom and the top of the vertical steel pipe body 4, and the inclination angle of the bent steel column body 10 connected with the top steel structure column 8 are determined and cut according to the inclination angle of the steel structure column 8 to be connected, and the corresponding connection is realized by full welding.

[0055] Embodiment 3

[0056] This embodiment is further optimized on the basis of embodiment 2, specifically:

[0057] The steel plug assembly 9 comprises a plurality of rigid plugs circumferentially welded at the connection between the vertical steel pipe body 4 and the bent steel column body 10. An auxiliary connecting sleeve is arranged outside the rigid plug.

[0058] Specifically, the steel core assembly 9 is located between the vertical steel pipe body 4 and the bent steel column body 10, and the steel core is used to reinforce the connection position of the vertical steel pipe body 4 and the bent steel column body 10, prevent stress concentration of the force transmitted by the steel structure column 8 due to the change of the angle, and prevent deformation, fracture and other quality problems of the welding position. At the same time, the steel core is used to facilitate the angle adjustment between the vertical steel pipe body 4 and the bent steel column body 10 and assist in welding.

[0059] Embodiment 4

[0060] This embodiment is further optimized on the basis of embodiment 3, specifically:

[0061] The outer diameter of the base disc 2 is larger than that of the bottom water stop disc 3, the bottom water stop disc 3 is connected with the base disc 2 by welding, and the bottom water stop disc 3 is concentrically arranged with the base disc 2.

[0062] Specifically, the base disc 2 is cut from a circular steel plate (the diameter and thickness are determined according to actual needs), the diameter of the base disc 2 needs to be slightly larger than that of the water stop disc, which facilitates welding and ensures the water stop area and increases the pouring contact surface with the concrete. The base disc 2 provides a mounting and fixing base for the bottom L-shaped bent reinforcement, and the base disc 2 is used to.

[0063] The bottom water stop disc 3 is sealingly arranged at the bottom of the vertical steel pipe body 4 by welding, and the bottom water stop disc 3 is welded on the base disc 2 by peripheral welding.

[0064] Specifically, the bottom water stop disc 3 is located at the lowermost part of the vertical steel pipe body 4 and plays a water stopping role, and the diameter is slightly smaller than that of the base disc 2 and is welded on the base disc 2 by peripheral welding; the vertical steel pipe body 4 is sealed to prevent leakage of the raft foundation, direct leakage of underground water to the basement through the steel column body, and affect the normal use of the basement.

[0065] Embodiment 5

[0066] This embodiment is further optimized on the basis of embodiment 3, specifically:

[0067] The L-shaped bent reinforcement support assembly 1 includes a plurality of L-shaped bent reinforcements evenly distributed on the bottom of the base disc 2, the longitudinal edges of each L-shaped bent reinforcement are fixed to the bottom of the base disc 2, and the transverse edges of each L-shaped bent reinforcement are arranged in the radial direction of the base disc 2.

[0068] Specifically, the L-shaped bent reinforcement is located below the foundation disc 2, is bent from scrap steel, and is mainly used to provide support for the foundation disc 2. The L-shaped bent reinforcement is generally composed of a plurality of L-shaped bent reinforcements surrounding the foundation disc 2 and combined by welding. The size and model of the L-shaped bent reinforcement are determined according to the weight of the bent corner support to be borne and the impact force during pouring of concrete.

[0069] Through the L-shaped bent reinforcement, the foundation disc 2 can be effectively provided with support, and direct contact between the entire bent corner support and the raft cushion layer is avoided. The L-shaped bent reinforcement provides a space for pouring concrete, forms a reinforced concrete protective layer, and further improves the bearing capacity and anti-leakage performance of the bent corner support.

[0070] Embodiment 6

[0071] This embodiment is further optimized on the basis of any one of embodiments 1 to 5, and specifically is:

[0072] The water stop assembly includes a first water stop ring 5 and a second water stop ring 6. The first water stop ring 5 is located at an upper position close to the bottom of the vertical steel pipe body 4. The thickness of the first water stop ring 5 is the same as that of the foundation disc 2. The inner ring diameter of the first water stop ring 5 is greater than the outer diameter of the vertical steel pipe body 4. The inner ring of the first water stop ring 5 is welded to the outer wall of the vertical steel pipe body 4.

[0073] The second water stop ring 6 is located at an upper position close to the top of the vertical steel pipe body 4. The thickness of the second water stop ring 6 is the same as that of the foundation disc 2. The inner ring diameter of the second water stop ring 6 is greater than the outer diameter of the vertical steel pipe body 4. The inner ring of the second water stop ring 6 is welded to the outer wall of the vertical steel pipe body 4.

[0074] Specifically, the first water stop ring 5 is located at a bottom position of the vertical steel pipe body 4, is cut from a steel plate, and has a circular ring shape. The thickness of the first water stop ring 5 is the same as that of the foundation disc 2. The middle part is a hollow circle. The diameter of the hollow circle is slightly larger than that of the vertical steel pipe body 4, so as to facilitate passing through the vertical steel pipe body 4 and welding.

[0075] The first water stop ring 5 can effectively stop water and prevent water seepage caused by leakage of the raft foundation. On the other hand, the first water stop ring 5 can increase the contact area between the bent corner support and the raft concrete, which helps to decompose and transmit the stress of the upper steel structure column 8 to the raft foundation, so as to prevent the raft from deforming and cracking due to stress.

[0076] The second water stop ring 6 is located at the top of the cylindrical body, cut from a steel plate, in the shape of a ring, with the same thickness as the base disc 2, with a hollow circular shape in the middle, with a slightly larger diameter than the vertical steel pipe body 4, to facilitate passing through the vertical steel pipe body 4 and welding. The function is the same as the first water stop ring 5, which is not repeated here.

[0077] It is particularly noted that the number of water stop rings of the water stop assembly is determined comprehensively according to the thickness of the raft foundation and the weight of the steel structure column 8 to be carried, and is not less than one. The thicker the raft and the greater the load to be carried, the more water stop rings there are, and it is not limited to the above-mentioned first water stop ring 5 and second water stop ring 6.

[0078] The first water stop ring 5 and the second water stop ring 6 have a plurality of stiffening ribs at the bottom, evenly distributed in a circle, welded to the outer wall of the vertical steel pipe body 4.

[0079] Specifically, the stiffening ribs are cut to size according to actual needs, and contact the vertical steel pipe body 4 and the water stop ring at the contact position, connected and fixed by double full welding; four are usually provided, generally not less than three.

[0080] Located below the first water stop disc and the second water stop disc, respectively, to provide reinforcement to the first water stop disc and the second water stop disc, further dispersing the load transmitted by the steel structure column 8 to the raft foundation, to avoid cracking of the raft due to excessive upper load, affecting leakage and normal use of the basement.

[0081] The stiffening rib plate is a triangular steel plate, and the thickness of the stiffening rib plate is the same as that of the first water stop disc or the second water stop disc.

[0082] Embodiment 7

[0083] This embodiment is further optimized on the basis of any one of embodiments 1 to 6, specifically:

[0084] The auxiliary installation and positioning assembly 7 includes a plurality of auxiliary installation and positioning blocks evenly distributed on the top of the bent steel pipe body in a circle, each auxiliary installation and positioning block extending out of the top of the bent steel pipe body at the bottom, and the inner side of the top of each auxiliary installation and positioning block contacting the outer surface of the steel structure column 8.

[0085] Specifically, the auxiliary installation and positioning block is located between the bent steel pipe body and the steel structure column 8 that need to be connected, and the auxiliary installation and positioning block is used to realize smooth positioning and installation of the upper steel structure column 8, to prevent quality problems such as failure to splice normally due to misalignment. At the same time, it helps to reinforce the connection part of the bent steel pipe body, to improve the carrying capacity of the vertical steel pipe body 4.

Claims

1. A steel structure column corner support characterized by, The utility model provides a kind of steel structure column, including vertical steel pipe body (4), bent steel column body (10) being arranged at the top of vertical steel pipe body (4), steel plug assembly (9) for connecting vertical steel pipe body (4) and bent steel column body (10), steel structure column (8) being arranged at the top of bent steel column body (10), auxiliary installation positioning assembly (7) for connecting bent steel column body (10) and steel structure column (8), bottom water stop disc (3) being arranged at the bottom of vertical steel pipe body (4), foundation disc (2) being arranged at the bottom of bottom water stop disc (3), L type bent reinforcement support assembly (1) being arranged at the bottom of foundation disc (2), multiple water stop assemblies are set on the side wall of vertical steel pipe body (4), and the bottom of L type bent reinforcement support assembly (1) is raft foundation; Vertical steel pipe body (4) is provided with first connecting inclined plane, bent steel column body (10) bottom is provided with second connecting inclined plane, first connecting inclined plane and second connecting inclined plane are matched, and they are connected by full welding;The top of bent steel column body (10) is provided with third connecting inclined plane, and the bottom of steel structure column (8) is provided with fourth connecting inclined plane, the third connecting inclined plane and the fourth connecting inclined plane are matched, and they are connected by full welding.

2. A corner bracket for a steel column according to claim 1, characterised in that Steel plug assembly (9) includes a plurality of circumferential welding in the connecting place of vertical steel pipe body (4) and bent steel column body (10) rigid plug, the rigid plug outside is equipped with auxiliary connection sleeve.

3. A corner bracket for a steel column according to claim 1, wherein The outer diameter of foundation disc (2) is larger than the outer diameter of bottom water stop disc (3), and the bottom water stop disc (3) and the foundation disc (2) are connected by welding, and the bottom water stop disc (3) and the foundation disc (2) are concentrically arranged.

4. A corner bracket for a steel column according to claim 3, wherein Bottom water stop disc (3) is sealed by welding at the bottom of vertical steel pipe body (4), and bottom water stop disc (3) is welded on foundation disc (2) by circumferential welding.

5. A corner bracket for a steel column according to claim 3, characterised in that L type bent reinforcement support assembly (1) includes a plurality of L type bent reinforcements that are evenly distributed on the bottom of foundation disc (2), the longitudinal edge of each L type bent reinforcement is fixed to the bottom of foundation disc (2), and the transverse edge of each L type bent reinforcement is arranged in the radial direction of foundation disc (2).

6. A corner bracket for a steel column according to claim 3, wherein The water stop assembly includes a first water stop ring (5) and a second water stop ring (6). The first water stop ring (5) is located at the upper part of the vertical steel pipe body (4) near the bottom. The thickness of the first water stop ring (5) is the same as the thickness of the foundation disc (2). The inner diameter of the first water stop ring (5) is larger than the outer diameter of the vertical steel pipe body (4). The inner ring of the first water stop ring (5) is welded to the outer wall of the vertical steel pipe body (4). The second water stop ring (6) is located at the upper part of the vertical steel pipe body (4) near the top. The thickness of the second water stop ring (6) is the same as the thickness of the foundation disc (2). The inner diameter of the second water stop ring (6) is larger than the outer diameter of the vertical steel pipe body (4). The inner ring of the second water stop ring (6) is welded to the outer wall of the vertical steel pipe body (4).

7. A corner bracket for a steel column according to claim 6, wherein The bottom of the first water stop ring (5) and the second water stop ring (6) is evenly distributed with a plurality of stiffening ribs welded to the outer wall of the vertical steel pipe body (4).

8. A corner bracket for a steel column according to claim 7, wherein The stiffening rib plate is a triangular steel plate, and the thickness of the stiffening rib plate is the same as the thickness of the first or second water stop disc.

9. A corner bracket for a steel column according to claim 1, wherein The auxiliary installation positioning assembly (7) comprises a plurality of auxiliary installation positioning blocks which are uniformly distributed in the top of the bent steel pipe body in a circumferential direction, the bottom of each auxiliary installation positioning block extends out of the top of the bent steel pipe body, and the inner side of the top of each auxiliary installation positioning block is in contact with the outer surface of the steel structure column (8).

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