Box-type column multi-story column support node and its manufacturing process
By using box column multi-high-rise pillar support nodes and their production processes in multi-high-rise buildings, and using homemade arc steel pads for one-time assembly and welding, the problems of insufficient support strength, complex welding and dimensional accuracy deformation in the existing technology are solved, and efficient and safe inter-straight support effect is achieved.
Patent Information
- Application Number
- CN202510089227.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-21
- Publication Date
- 2025-04-01
AI Technical Summary
The intercolumn support technology of existing multi-rise buildings has problems such as insufficient support strength, complex welding and easy deformation of dimensional accuracy.
The multi-high-rise column between the columns and its production process are adopted, including homemade arc steel pads, which meet the welding requirements through one-time assembly, and perform secondary UT inspection after welding to ensure that the support dimensional accuracy does not deform.
It achieves effective support between multiple high-rise box columns, reduces the risk of welding complexity and dimensional accuracy deformation, and improves construction safety and efficiency.
Smart Images
Figure CN119736990A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to a support node and a manufacturing process thereof, in particular to a box-type column multi-story column support node and a manufacturing process thereof, and belongs to the technical field of building steel structures. Background Art
[0002] At present, the column support technology for multi-story buildings (more than 22 floors) needs to be further improved. In the existing technology, there are at least the following technical problems with the column support for multi-story buildings: 1. The support strength is not enough, which causes construction hazards; 2. The welding is relatively complicated, especially for the welds that cannot meet the use requirements; 3. The dimensional accuracy of the support after welding is prone to shrinkage and deformation.
[0003] Therefore, the present invention is proposed. Summary of the invention
[0004] In view of the above-mentioned technical problems of the prior art, the purpose of the present invention is to provide a box-type column support node between multi-story columns and its manufacturing process, wherein the self-made arc-shaped steel gasket meets the welding requirements during one-time assembly, ensures the secondary UT inspection weld of the ingot base, realizes effective support between multi-story box-type columns, and can ensure that the support size accuracy after welding shrinks without deformation.
[0005] To achieve the above object, the present invention is achieved through the following technical solutions: A box-type column multi-story column support node comprises a base, wherein two sides of the base are provided with bending plates, an arc-shaped pad 1 is provided in the vertical direction of the bending plate, an arc-shaped pad 2 is provided in the horizontal direction of the bending plate, and a process partition is provided between the arc-shaped pad 1 and the arc-shaped pad 2.
[0006] The distance between the upper end of the arc-shaped gasket 1 and the upper end of the arc-shaped gasket 2 and the upper surface of the process partition is 4-5 mm.
[0007] The thickness of the bent plate is 20-22 mm, and the cutting length is (291+112)*2+1299=2105 mm.
[0008] A manufacturing process for a box-type column multi-story column support node, comprising the following steps: (1) machining allowance: (1-1) The single-piece plate is cut as a whole using a plasma cutting machine, and the cutting gap compensation is 1-2mm; (1-2) The bent plate is cut using the centerline dimensions; (2) Bending: (2-1) Draw the baseline; (2-2) The template is aligned with the reference line. During the bending process, the template is compared while bending, and the bending area is bent in sections; (2-3) After the part is bent, use the bending template to check the bending dimensions again. If they are consistent, the part is qualified. If they are inconsistent, they need to be corrected until they are qualified; (3) Making a steel liner: the material bent in step (2) is made into an arc liner 1 and an arc liner 2; (4) Assembly and welding: (4-1) Find the center line on the base; (4-2) Determine the horizontal dimensions L1 and L2, and the vertical dimensions H1 and H2, where L1 is 800-1000mm, L2 is 1000-1200mm, H1 is 400-500mm, and H2 is 400-510mm; (4-3) welding the bent plates obtained in step (2) on both sides of the base, and welding the arc-shaped gasket 1 obtained in step (3) in the vertical direction of the bent plates, and welding the arc-shaped gasket 2 obtained in step (3) in the horizontal direction; (4-4) A process partition is welded between the arc-shaped gasket 1 and the arc-shaped gasket 2.
[0009] The thickness of the single-piece plate in the step (1-1) is 20-22 mm.
[0010] The cutting length in the step (1-2) is (291+112)*2+1299=2105mm.
[0011] In the step (2-2), the pointed end faces the short side during bending.
[0012] The groove is cut by a semi-automatic flame cutting machine, and the groove angle deviation is ±2.5°.
[0013] After the groove processing is completed, the groove surface is polished within 20-30mm.
[0014] The process partition in step (4-4) is retracted by 4-5 mm during welding.
[0015] The beneficial effects of the present invention are as follows: The box-type column multi-story column support node and its manufacturing process of the present invention are aimed at difficult welding nodes. In order to reduce the hidden dangers of unqualified weld detection, homemade arc steel pads are used according to local conditions to meet welding requirements during one-time assembly and reduce costs; the Tekla Structures model is used to lock the homemade steel pads of the ingot-shaped arc so that they fit into the weld during assembly, reducing the physical energy consumption of the welder, increasing the speed and ensuring on-time delivery; the non-destructive testing pass rate is completed in one time; the butt welds of the box-type support installed on site provide accurate dimensions, and the misalignment phenomenon is almost zero, achieving high efficiency and convenience. The prepared box-type column multi-story column support node can achieve effective support between multi-story box-type columns, and can also ensure that the support size accuracy shrinks and does not deform after welding. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 It is a partial planar structural schematic diagram of the present invention; Figure 3 It is a structural schematic diagram of the arc-shaped gasket 1 in the present invention; Figure 4 It is a structural schematic diagram of the arc-shaped gasket 2 in the present invention; Figure 5 Schematic diagram of the installation position relationship of the process partition in the present invention; Figure 6 for Figure 5 A schematic diagram of the enlarged structure of part A; Figure 7 and 8 It is a schematic diagram of the bending process in the present invention; Fig. 9 It is a schematic diagram of the structure after the present invention is installed; Among them, 1 is a base, 2 is a bent plate, 3 is an arc-shaped gasket 1, 4 is an arc-shaped gasket 2, 5 is a process partition, 6 is a center line, and 7 is a pointed head. DETAILED DESCRIPTION
[0017] The present invention is further described below in conjunction with specific embodiments, but the protection scope of the present invention is not limited thereto.
[0018] like Figure 1-9 As shown, the box-type column multi-story column support node of the present invention includes a base 1, and a bending plate 2 is provided on both sides of the base 1 to form a Yuanbao shape. An arc-shaped gasket 1 3 is provided in the vertical direction of the bending plate 2, and an arc-shaped gasket 2 4 is provided in the horizontal direction of the bending plate 2, and a process partition 5 is provided between the arc-shaped gasket 1 3 and the arc-shaped gasket 2 4.
[0019] like Figure 5 and 6As shown, the distance between the upper end of the arc-shaped gasket 1 3 and the arc-shaped gasket 2 4 and the upper surface of the process partition 5 is 4-5 mm, such as 5 mm, so that the weld is beautiful and the grinding workload is reduced.
[0020] The thickness of the bent plate 2 is 20-22 mm, such as 22 mm, and the cutting length is (291+112)*2+1299=2105 mm.
[0021] The manufacturing process of the support node between the multi-story box-type columns of the present invention comprises the following steps: (1) Machining allowance: (1-1) The single-piece plate is cut as a whole using a plasma cutting machine. The thickness of the single-piece plate is 20-22mm, such as 22mm, and the cutting seam compensation is 1-2mm, such as 2mm; (1-2) The bent plate is cut using the centerline size, and the cutting length is (291+112)*2+1299=2105mm; (2) Bending: (2-1) Draw the baseline; (2-2) Align the template with the reference line. During the bending process, compare the template while bending. Bend the bending area in sections. When bending, the tip 7 faces the short side. Figure 7 and 8 As shown; (2-3) After the part is bent, use the bending template to check the bending dimensions again. If they are consistent, the part is qualified. If they are inconsistent, they need to be corrected until they are qualified; (3) Making a steel liner: the material bent in step (2) is made into an arc-shaped liner 1 3 and an arc-shaped liner 2 4; (4) Assembly and welding: (4-1) Find the center line 6 on the base 1; (4-2) Determine the horizontal dimensions L1 and L2, and the vertical dimensions H1 and H2, where L1 is 800-1000mm, such as 800mm, 950mm, 1000mm, etc., L1 is 1000-1200mm, such as 1000mm, 1200mm, and 1100mm, etc., H1 is 400-500mm, such as 500mm, 450mm, and 400mm, etc., and H2 is 400-510mm, such as 400mm, 460mm, and 510mm, etc.; (4-3) Welding the bent plate 2 obtained in step (2) on both sides of the base 1, and welding the arc-shaped gasket 1 3 obtained in step (3) in the vertical direction of the bent plate 2, and welding the arc-shaped gasket 2 4 obtained in step (3) in the horizontal direction, welding from the middle to both sides; (4-4) Weld the process partition 5 between the arc-shaped gasket 1 3 and the arc-shaped gasket 2 4. The process partition 5 is retracted by 4-5 mm during welding. Figure 5 and 6 As shown, the weld is beautifully shaped and the grinding workload is reduced.
[0022] It is further provided that the groove in the present invention is cut by a semi-automatic flame cutting machine, and the groove angle deviation is controlled within ±2.5°. After the groove processing is completed, the groove surface is polished within a range of 20-30mm, such as polishing within a range of 30mm, to remove debris such as cutting slag, oxide scale and rust.
[0023] The self-made arc steel liner of the present invention meets the welding requirements during one-time assembly, ensures the secondary UT detection weld of the ingot base, realizes effective support between multi-story box-type columns, and can ensure that the support size accuracy after welding shrinks without deformation.
[0024] The above embodiments are only used to explain the inventive concept of the present invention, rather than to limit the protection of the rights of the present invention. Any non-substantial changes to the present invention using this concept shall fall within the protection scope of the present invention.
Claims
1. A box-type column multi-story column support node, characterized in that: It comprises a base, wherein bending plates are arranged on both sides of the base, an arc-shaped pad 1 is arranged in the vertical direction of the bending plate, an arc-shaped pad 2 is arranged in the horizontal direction of the bending plate, and a process partition is arranged between the arc-shaped pad 1 and the arc-shaped pad 2.
2. The box-type column multi-story column support node according to claim 1, characterized in that: The distance between the upper end of the arc-shaped gasket 1 and the upper end of the arc-shaped gasket 2 and the upper surface of the process partition is 4-5 mm.
3. The box-type column multi-story column support node according to claim 1, characterized in that: The thickness of the bent plate is 20-22 mm, and the cutting length is (291+112)*2+1299=2105 mm.
4. A manufacturing process for a box-type column multi-story column support node, characterized in that The following steps are involved: (1) Machining allowance: (1-1) The single-piece plate is cut as a whole using a plasma cutting machine, and the cutting gap compensation is 1-2mm; (1-2) The bent plate is cut using the centerline dimensions; (2) Bending: (2-1) Draw the baseline; (2-2) The template is aligned with the reference line. During the bending process, the template is compared while bending, and the bending area is bent in sections; (2-3) After the part is bent, use the bending template to check the bending dimensions again. If they are consistent, the part is qualified. If they are inconsistent, they need to be corrected until they are qualified; (3) Making a steel liner: the material bent in step (2) is made into an arc liner 1 and an arc liner 2; (4) Assembly: (4-1) Find the center line on the base; (4-2) Determine the horizontal dimensions L1 and L2, and the vertical dimensions H1 and H2, where L1 is 800-1000mm, L2 is 1000-1200mm, H1 is 400-500mm, and H2 is 400-510mm; (4-3) welding the bent plates obtained in step (2) on both sides of the base, and welding the arc-shaped gasket 1 obtained in step (3) in the vertical direction of the bent plates, and welding the arc-shaped gasket 2 obtained in step (3) in the horizontal direction; (4-4) A process partition is welded between the arc-shaped gasket 1 and the arc-shaped gasket 2.
5. The manufacturing process of the box-type column multi-story column support node according to claim 1 is characterized by: The thickness of the single-piece plate in the step (1-1) is 20-22 mm.
6. The manufacturing process of the box-type column multi-story column support node according to claim 1, characterized in that: The cutting length in the step (1-2) is (291+112)*2+1299=2105 mm.
7. The manufacturing process of the box-type column multi-story column support node according to claim 1, characterized in that: In the step (2-2), the pointed end faces the short side during bending.
8. The manufacturing process of the box-type column multi-story column support node according to claim 1 is characterized by: The groove is cut by a semi-automatic flame cutting machine, and the groove angle deviation is ±2.5°.
9. The manufacturing process of the box-type column multi-story column support node as claimed in claim 8, characterized in that: After the groove processing is completed, the groove surface is polished within 20-30mm.
10. The manufacturing process of the box-type column multi-story column support node according to claim 1, characterized in that: The process partition in step (4-4) is retracted by 4-5 mm during welding.