Steel structure petal column bottom support and mounting method

Abstract

The invention discloses a steel structure petal column bottom support and a mounting method, the device is formed by irregularly arranging a plurality of groups of supports in a ring shape, and each group of supports comprises two single supports; each single support comprises a bottom disc, a middle disc, a top sealing plate, a main body circular pipe, an inclined steel column and a pouring plate; the bottom disc is arranged at the bottom of the body circular pipe, the middle disc is arranged in the middle of the body circular pipe, the top sealing plate is arranged at the top of the body circular pipe and supports the inclined steel column, the pouring plate is arranged beside the top sealing plate, and the method is achieved based on the device. According to the method, the quality safety problems of deformation, collapse and the like of the petal-shaped whole body due to the fact that the support is unstable or the design is not in place under the action of the gravity of a steel structure are solved; the stability, the safety and the reliability of the spirally rising steel structure column are ensured; and the device is prevented from being corroded.

Description

Technical Field

[0001] The invention relates to the field of decoration and renovation, and in particular to a bottom support of a steel structure petal column and an installation method thereof. Background Art

[0002] In the prior art, when the main structure of the bionic petal column is designed with steel as the main material, the whole is made of steel structure, and it is large at the top and small at the bottom, showing an unfolding trend, thus shaping into an unfolded tree stump shape. The weight and load of the entire decorative column are concentrated at the bottom support position. Therefore, it is necessary to ensure the stability, firmness and safety of the foundation, and prevent the weight of the steel structure from causing the support to be unstable or the design to be inadequate, resulting in deformation, collapse and other quality and safety problems of the petal shape as a whole. How to design the bottom support of the decorative metal petal column has become an urgent problem to be solved. Summary of the invention

[0003] The purpose of the present invention is to propose a steel structure petal column bottom support and an installation method in response to the above-mentioned technical problems.

[0004] A bottom support of a steel structure petal column, which is formed by a plurality of groups of supports arranged irregularly in a ring shape, and each group of supports includes two single supports; The single support comprises a bottom disc, a middle disc, a top sealing plate, a main body circular tube, an inclined steel column, and a casting plate; The bottom disc is arranged at the bottom of the main circular tube, the middle disc is arranged at the middle of the main circular tube, the top sealing plate is arranged at the top of the main circular tube, the top sealing plate supports the inclined steel column, and the casting plate is arranged beside the top sealing plate.

[0005] Furthermore, a bottom support of a steel structure petal column is provided, wherein the bottom disc is fixed to the bottom of a main circular tube by full welding and is shaped as a circular pile. The bottom disc is a support seat of the bottom support of the steel structure petal column to prevent groundwater in the casting plate from penetrating into the main circular tube.

[0006] Furthermore, a bottom support of a steel structure petal column is provided, wherein the middle disc is fixed to the middle of the main circular tube by welding and has a hollow circular ring shape. The middle disc serves as a water stop and is tightly water-stopped and combined with the casting plate.

[0007] Furthermore, a bottom support of a steel structure petal column is provided, wherein the top sealing plate is sleeved on the top of the main circular tube, the middle portion of the top sealing plate is a hollow circular ring, and the top sealing plate is a rectangular parallelepiped or irregular shape, thereby increasing the contact surface with the casting plate.

[0008] Furthermore, a bottom support of a steel structure petal column is provided, wherein the bottom disc, the middle disc, the top sealing plate and the main circular tube are all made of steel.

[0009] Furthermore, a bottom support of a steel structure petal column is provided, wherein the main circular tube transfers the petal column load to the casting plate in a dispersed manner, and the inclined steel column is inclined inwardly.

[0010] A method for installing a bottom support of a steel structure petal column comprises the following sub-steps: S1: Material processing: Extract the parametric cutting and processing drawings based on the design drawings of the bottom support of the steel structure petal column and the BIM design model, complete the processing of the bottom support of the steel structure petal column in the factory, and prepare for on-site installation; S2: Construction preparation: Complete the construction preparation of the previous process of the steel structure petal column scheme in advance to provide an operational basis for the subsequent construction process; S3: Measurement and setting out: According to the construction control network measured in advance, measure and set out the installation positions of each single and single group of supports at the bottom of the steel structure petal column, and mark them with red paint; S4: Support installation: According to the measurement and layout mark position and the requirements of the support installation design drawing, use the temporary fixed steel bars on the casting plate (6) to make diagonal braces and horizontal supports, and install the support; S5: Check: Check the installation position and height of each group of supports to avoid errors that may cause the steel columns to be unable to be installed normally in the later stage, thus affecting the final forming effect; S6: Raft slab pouring: After verification, the raft slab concrete pouring is completed; S7: Concrete pouring: pouring the center part of the bottom support of the steel structure petal column; S8: Subsequent construction process: Do a good job of concrete maintenance to provide a foundation for subsequent construction process.

[0011] Furthermore, a method for installing the bottom support of a steel structure petal column is provided, wherein the preceding construction process preparation includes foundation and base, raft reinforcement binding, compilation and review.

[0012] Further, a method for installing a bottom support of a steel structure petal column, the step S6 includes the following sub-steps: S61: When pouring concrete, protect the inclined steel column on the top plate of the support to avoid contamination of the steel structure caused by pouring concrete, which will affect the subsequent welding and decoration effects; S62: When pouring the raft concrete in the bottom support area of ​​the steel structure petal column, use a sky pump to pour in layers from the surroundings of the bottom support of the entire steel structure petal column to the middle position. When pouring a part of the surrounding concrete, pour another part of concrete in the middle position of the bottom support of the steel structure petal column to ensure that the surrounding and middle concrete pouring is uniform and synchronous to avoid the bearing deviation caused by impact pressure affecting the final installation; S63: When pouring concrete around the bottom support of the steel structure petal column, use a vibrating rod to vibrate the surrounding concrete to make it dense, so as not to cause the bottom support of the steel structure petal column to deviate. During the pouring and vibrating process, check the position of the bottom support of the steel structure petal column and make adjustments if any deviation is found.

[0013] Further, a method for installing a bottom support of a steel structure petal column, the step S7 includes the following sub-steps: S71: After the raft slab concrete pouring and curing is completed, high-strength expansive concrete is used to pour the center part of the bottom support of the steel structure petal column; S72: Avoid contamination to the steel structure during pouring and compact it by vibrating. The concrete pouring height should be higher than the raft foundation, but not much higher, so as not to affect the subsequent welding construction of the upper steel structure of the steel structure petal column.

[0014] The beneficial effects of the present invention are as follows: a bottom support for a steel structure petal column and an installation method are used to solve the quality safety problems caused by the gravity of the steel structure, such as deformation and collapse of the petal-shaped structure as a whole, which are caused by unstable supports or inadequate design; the stability, safety and reliability of the spirally rising steel structure column are ensured; waterproofing and water-stopping are achieved to avoid corrosion of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the structural diagram of a single support.

[0016] Figure 2 This is the structural diagram of a single set of supports.

[0017] Figure 3 This is the structural diagram of the bottom support of the petal column.

[0018] Figure 4 It is a structural diagram of the bottom support of a steel petal column.

[0019] In the figure, 1-bottom disc, 2-middle disc, 3-top sealing plate, 4-main circular tube, 5-inclined steel column, 6-casting plate, 8-bottom support of petal column. DETAILED DESCRIPTION

[0020] In order to have a clearer understanding of the technical features, purposes and effects of the present invention, specific embodiments of the present invention are now described with reference to the accompanying drawings.

[0021] As attached Figures 1 to 3 As shown, a bottom support of a steel structure petal column is formed by a plurality of groups of supports arranged irregularly in a ring shape, and each group of supports includes two single supports; The single support comprises a bottom disc 1, a middle disc 2, a top sealing plate 3, a main body circular tube 4, an inclined steel column 5, and a casting plate 6; The bottom disc 1 is arranged at the bottom of the main circular tube 4, the middle disc 2 is arranged at the middle of the main circular tube 4, the top sealing plate 3 is arranged at the top of the main circular tube 4, the top sealing plate 3 supports the inclined steel column 5, and the casting plate 6 is arranged beside the top sealing plate 3.

[0022] Furthermore, a bottom support of a steel structure petal column is provided, wherein the bottom disc 1 is fixed to the bottom of a main circular tube 4 by full welding and is shaped as a circular pile. The bottom disc 1 is a support seat of the bottom support of the steel structure petal column to prevent groundwater in the casting plate 6 from penetrating into the main circular tube 4.

[0023] The bottom disc 1 prevents the tube from being corroded.

[0024] Furthermore, a steel structure petal column bottom support, the middle disc 2 is fixed to the middle of the main circular tube 4 by welding, and the shape is a hollow circular ring. The middle disc 2 plays a water-stopping role and is tightly combined with the casting plate 6 for water-stopping.

[0025] Among them, according to the length and embedding depth of the main circular tube 4, multiple middle discs 2 are arranged to improve the close combination degree between the water stop and the casting plate 6.

[0026] Furthermore, a bottom support of a steel structure petal column is provided, wherein the top sealing plate 3 is sleeved on the top of the main circular tube 4, the middle portion of the top sealing plate 3 is a hollow circular ring, and the top sealing plate 3 is a rectangular parallelepiped or irregular shape, thereby increasing the contact surface with the casting plate 6.

[0027] The top sealing plate 3 also plays a role in waterproofing and water stopping, providing a supporting foundation for the inclined steel column 5, thereby realizing the installation of the petal-shaped foundation section.

[0028] Furthermore, a steel structure petal column bottom support, wherein the bottom disc 1, the middle disc 2, the top sealing plate 3, and the main body circular tube 4 are all made of steel.

[0029] Among them, the main circular tube 4 plays a bearing role, dispersing and transferring the load of the petal column to the casting plate 6, ensuring the installation stability and reliability of the petal column.

[0030] Furthermore, a bottom support of a steel structure petal column is provided, wherein the main circular tube 4 transfers the petal column load to the casting plate 6 in a dispersed manner, and the inclined steel column 5 is inclined inwardly.

[0031] Among them, the inclined steel column 5 and the main circular tube 4 together constitute the foundation part of the steel structure petal column, providing an installation foundation for the upper steel structure part of the spirally rising petal column, ensuring the stability of its installation, and the angle is determined according to the design angle of the petal column.

[0032] A method for installing a bottom support of a steel structure petal column comprises the following sub-steps: S1: Material processing: Extract the parametric cutting and processing drawings based on the design drawings of the bottom support of the steel structure petal column and the BIM design model, complete the processing of the bottom support of the steel structure petal column in the factory, and prepare for on-site installation; S2: Construction preparation: Complete the construction preparation of the previous process of the steel structure petal column scheme in advance to provide an operational basis for the subsequent construction process; S3: Measurement and setting out: According to the construction control network measured in advance, measure and set out the installation positions of each single and single group of supports at the bottom of the steel structure petal column, and mark them with red paint; S4: Support installation: According to the measurement and layout mark position and the requirements of the support installation design drawing, use the temporary fixed steel bars on the casting plate (6) to make diagonal braces and horizontal supports, and install the support; S5: Check: Check the installation position and height of each group of supports to avoid errors that may cause the steel columns to be unable to be installed normally in the later stage, thus affecting the final forming effect; S6: Raft slab pouring: After verification, the raft slab concrete pouring is completed; S7: Concrete pouring: pouring the center part of the bottom support of the steel structure petal column; S8: Subsequent construction process: Do a good job of concrete maintenance to provide a foundation for subsequent construction process.

[0033] Furthermore, a method for installing the bottom support of a steel structure petal column is provided, wherein the preceding construction process preparation includes foundation and base, raft reinforcement binding, compilation and review.

[0034] Further, a method for installing a bottom support of a steel structure petal column, the step S6 includes the following sub-steps: S61: When pouring concrete, protect the inclined steel column on the top plate of the support to avoid contamination of the steel structure caused by pouring concrete, which will affect the subsequent welding and decoration effects; S62: When pouring the raft concrete in the bottom support area of ​​the steel structure petal column, use a sky pump to pour in layers from the surroundings of the bottom support of the entire steel structure petal column to the middle position. When pouring a part of the surrounding concrete, pour another part of concrete in the middle position of the bottom support of the steel structure petal column to ensure that the surrounding and middle concrete pouring is uniform and synchronous to avoid the bearing deviation caused by impact pressure affecting the final installation; S63: When pouring concrete around the bottom support of the steel structure petal column, use a vibrating rod to vibrate the surrounding concrete to make it dense, so as not to cause the bottom support of the steel structure petal column to deviate. During the pouring and vibrating process, check the position of the bottom support of the steel structure petal column and make adjustments if any deviation is found.

[0035] Further, a method for installing a bottom support of a steel structure petal column, the step S7 includes the following sub-steps: S71: After the raft slab concrete pouring and curing is completed, high-strength expansive concrete is used to pour the center part of the bottom support of the steel structure petal column; S72: Avoid contamination to the steel structure during pouring and compact it by vibrating. The concrete pouring height should be higher than the raft foundation, but not much higher, so as not to affect the subsequent welding construction of the upper steel structure of the steel structure petal column.

[0036] After the construction is completed, Figure 4 As shown, the petal column bottom support 8 is located at the bottom.

[0037] This solution uses a bottom support and installation method for a steel petal column to solve the quality and safety problems caused by the gravity of the steel structure, such as deformation and collapse of the petal shape as a whole, caused by unstable supports or inadequate design; to ensure the stability, safety and reliability of the spirally rising steel structure column; and to provide waterproof and water-stopping measures to avoid corrosion of the device.

[0038] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A steel structure petal column bottom support, It is characterized in that It is composed of multiple groups of supports arranged irregularly in a circular shape, and each group of supports includes 2 single supports; The single support comprises a bottom disc (1), a middle disc (2), a top sealing plate (3), a main body circular tube (4), an inclined steel column (5), and a casting plate (6); The bottom disc (1) is arranged at the bottom of the main circular tube (4), the middle disc (2) is arranged at the middle of the main circular tube (4), the top sealing plate (3) is arranged at the top of the main circular tube (4), the top sealing plate (3) supports the inclined steel column (5), and the casting plate (6) is arranged beside the top sealing plate (3).

2. A steel structure petal column bottom support according to claim 1, It is characterized in that The bottom disc (1) is fixed to the bottom of the main circular tube (4) by full welding and is in the shape of a circular pile. The bottom disc (1) is a support seat for the bottom support of the steel structure petal column, thereby preventing groundwater in the casting plate (6) from penetrating into the main circular tube (4).

3. A steel structure petal column bottom support according to claim 1, It is characterized in that The middle disc (2) is fixed to the middle of the main circular tube (4) by welding and is in the shape of a hollow circular ring. The middle disc (2) serves as a water stop and is tightly water-stopped and combined with the casting plate (6).

4. A steel structure petal column bottom support according to claim 1, It is characterized in that The top sealing plate (3) is sleeved on the top of the main circular tube (4); the middle of the top sealing plate (3) is a hollow circular ring; the top sealing plate (3) is a rectangular parallelepiped or irregular shape, thereby increasing the contact surface with the casting plate (6).

5. The bottom support of a steel structure petal column according to claim 1, It is characterized in that The bottom disc (1), the middle disc (2), the top sealing plate (3), and the main body circular tube (4) are all made of steel.

6. The bottom support of a steel structure petal column according to claim 1, It is characterized in that The main circular tube (4) disperses and transfers the petal column load to the casting plate (6), and the inclined steel column (5) is inclined inward.

7. A method for installing a bottom support of a steel structure petal column, based on the bottom support of a steel structure petal column according to any one of claims 1 to 6, It is characterized in that It includes the following sub-steps: S1: Material processing: Extract the parametric cutting and processing drawings based on the design drawings of the bottom support of the steel structure petal column and the BIM design model, complete the processing of the bottom support of the steel structure petal column in the factory, and prepare for on-site installation; S2: Construction preparation: Complete the construction preparation of the previous process of the steel structure petal column scheme in advance to provide an operational basis for the subsequent construction process; S3: Measurement and setting out: According to the construction control network measured in advance, measure and set out the installation positions of each single and single group of supports at the bottom of the steel structure petal column, and mark them with red paint; S4: Support installation: According to the measurement and layout mark position and the requirements of the support installation design drawing, use the temporary fixed steel bars on the casting plate (6) to make diagonal braces and horizontal supports, and install the support; S5: Check: Check the installation position and height of each group of supports to avoid errors that may cause the steel columns to be unable to be installed normally in the later stage, thus affecting the final forming effect; S6: Raft slab pouring: After verification, the raft slab concrete pouring is completed; S7: Concrete pouring: pouring the center part of the bottom support of the steel structure petal column; S8: Subsequent construction process: Do a good job of concrete maintenance to provide a foundation for subsequent construction process.

8. The method for installing the bottom support of a steel structure petal column according to claim 7, It is characterized in that The aforementioned front-end construction preparation includes foundation and base, raft reinforcement binding, compilation and review.

9. The method for installing the bottom support of a steel structure petal column according to claim 7, It is characterized in that The step S6 comprises the following sub-steps: S61: When pouring concrete, protect the inclined steel column on the top plate of the support to avoid contamination of the steel structure caused by pouring concrete, which will affect the subsequent welding and decoration effects; S62: When pouring the raft concrete in the bottom support area of ​​the steel structure petal column, use a sky pump to pour in layers from the surroundings of the bottom support of the entire steel structure petal column to the middle position. When pouring a part of the surrounding concrete, pour another part of concrete in the middle position of the bottom support of the steel structure petal column to ensure that the surrounding and middle concrete pouring is uniform and synchronous to avoid the bearing deviation caused by impact pressure affecting the final installation; S63: When pouring concrete around the bottom support of the steel structure petal column, use a vibrating rod to vibrate the surrounding concrete to make it dense, so as not to cause the bottom support of the steel structure petal column to deviate. During the pouring and vibrating process, check the position of the bottom support of the steel structure petal column and make adjustments if any deviation is found.

10. The method for installing the bottom support of a steel structure petal column according to claim 7, It is characterized in that The step S7 comprises the following sub-steps: S71: After the raft slab concrete pouring and curing is completed, high-strength expansive concrete is used to pour the center part of the bottom support of the steel structure petal column; S72: Avoid contamination to the steel structure during pouring and compact it by vibrating. The concrete pouring height should be higher than the raft foundation, but not much higher, so as not to affect the subsequent welding construction of the upper steel structure of the steel structure petal column.

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