Steel truss adjustable lower hanging point construction method

Abstract

This invention discloses a construction method for adjustable hanging points of a steel truss, relating to the field of steel structure engineering technology. The device used in the construction method includes a hanging structure, which includes a first spring. A first channel steel is welded to one end of the first spring. A steel frame beam of the steel truss system is snapped onto the other side of the first spring. A second channel steel is welded to one side of the first channel steel. A third channel steel is welded inside the second channel steel. A fourth channel steel is welded to the other end of the third channel steel. A second spring is welded to the side wall of the fourth channel steel. A transfer layer structure is provided below the hanging structure. The transfer layer structure includes a fifth channel steel, which is welded below the third channel steel. This invention fully utilizes the structural characteristics of the steel truss itself, does not disrupt the original stress state of the steel structure, and can manufacture hanging point structures of different sizes according to the dimensions of the steel truss beam to meet construction requirements.

Description

Technical Field

[0001] This invention relates to the field of steel structure engineering technology, specifically to a construction method for adjustable hanging points of steel trusses. Background Technology

[0002] Steel trusses are trusses made of steel. They are commonly used as the main load-bearing components in the roof structures of industrial and civil buildings, crane beams, bridges, and hydraulic gates. Various types of towers, such as mast towers, television towers, and transmission line towers, often use spatial steel trusses composed of three-sided, four-sided, or multi-sided planar trusses.

[0003] In the decoration and finishing stage of construction, in order to make effective use of the steel structure project for electromechanical pipelines and decoration transfer layers, and to achieve the goal of adjustable positions of electromechanical pipelines and decoration hanging points in steel trusses, space frames, and connecting corridors, as well as to avoid damage to the original structure and paint during construction due to welding, it is necessary to design a construction method for adjustable hanging points of steel trusses. Summary of the Invention

[0004] The purpose of this invention is to provide a construction method for adjustable hanging points of steel trusses to solve the problems mentioned in the background art.

[0005] To solve the above-mentioned technical problems, the present invention provides the following technical solution: a construction method for adjustable hanging points of steel trusses, wherein the device used in the construction method includes a hanging structure, the hanging structure includes a first spring, and a first channel steel is welded to one end of the first spring;

[0006] A steel truss system steel frame beam, wherein the steel truss system steel frame beam is snapped onto the other side of the first spring;

[0007] The second channel steel is welded to one side of the first channel steel, and a third channel steel is welded inside the second channel steel;

[0008] A transition layer structure is provided below the hanging structure. The transition layer structure includes a fifth channel steel, which is welded below the third channel steel. A sixth channel steel is welded to the middle of the second channel steel, and the sixth channel steel is provided with several bolt holes.

[0009] The connecting member lifting point structure is located below the conversion layer structure. The connecting member lifting point structure includes a C-shaped lifting bracket. The C-shaped lifting bracket is bolted into the bolt hole of the sixth channel steel. A square steel angle bracket component is welded to the top of the inner wall of the C-shaped lifting bracket. A threaded rod is bolted to the bottom of the C-shaped lifting bracket and the square steel angle bracket component. An elastic vibration damping lifting rod is provided on the outside of the threaded rod.

[0010] The construction method is characterized by the following steps:

[0011] S1, the workers attached the first spring and the second spring to the side walls of the steel frame beam of the steel truss system respectively, and welded one end of the first spring to the side wall of the first channel steel. After welding, the first spring and the first channel steel were treated with rust prevention.

[0012] S2, then the first channel steel is welded to the second channel steel, and the second channel steel is effectively welded to the third channel steel, and then all channel steels are treated with rust prevention.

[0013] S3, place the C-shaped lifting bracket and square steel angle bracket components inside the reserved bolt holes of the sixth channel steel;

[0014] S4, the ceiling track device is bolted to the bottom of the elastic vibration damping rod. By changing the placement of the C-shaped hanger and the square steel angle bracket, the hanging point of the steel truss can be adjusted, which improves construction efficiency and effectively avoids structural damage caused by welding.

[0015] According to the above technical solution, a fourth channel steel is welded to the other end of the third channel steel, and a second spring is welded to the side wall of the fourth channel steel. The other end of the second spring is snapped into the side wall of the steel frame beam of the steel truss system.

[0016] According to the above technical solution, a first nut is provided at the connection between the C-shaped lifting bracket and the square steel angle bracket component.

[0017] According to the above technical solution, the external bolt of the elastic vibration damping rod is connected to a U-shaped washer, and the connection between the elastic vibration damping rod and the U-shaped washer is bolted to a second nut.

[0018] According to the above technical solution, the bottom of the elastic vibration damping rod is bolted with a thick connecting plate.

[0019] According to the above technical solution, a steel clamp is welded to the bottom of the thick connecting plate, a track is welded to the bottom of the steel clamp, and a ceiling is suspended below the track.

[0020] According to the above technical solution, the second spring and the first spring are made of 304 stainless steel.

[0021] Compared with the prior art, the beneficial effects achieved by the present invention are as follows: The present invention makes full use of the structural characteristics of the steel truss itself, without disrupting the original stress state of the steel structure. The spring structure, the transfer layer structure, and the connecting suspension point structure work together to achieve stress balance at the lower suspension point, ensuring the overall stability of the construction process. The suspension point system of different sizes can be made according to the size of the steel truss beam to meet the construction requirements, effectively avoiding the impact of welding on the structural stress of the steel structure itself. Attached Figure Description

[0022] The accompanying drawings are provided to further illustrate the invention and form part of the specification. They are used in conjunction with embodiments of the invention to explain the invention and do not constitute a limitation thereof. In the drawings:

[0023] Figure 1 This is a schematic diagram of the overall structure of the present invention;

[0024] Figure 2 This is an enlarged structural schematic diagram of region A of the present invention;

[0025] Figure 3 This is a schematic diagram of the ceiling system with connectors according to the present invention;

[0026] Figure 4 This is a cross-sectional view of the ceiling system with connectors according to the present invention;

[0027] In the diagram: 1. First spring; 2. First channel steel; 3. Second channel steel; 4. Third channel steel; 5. Second spring; 6. Fourth channel steel; 7. Fifth channel steel; 8. Sixth channel steel; 9. C-shaped lifting bracket; 10. First nut; 11. Lead screw; 12. Elastic vibration damping lifting rod; 13. U-shaped washer; 14. Steel clamp; 15. Track; 16. Square steel angle bracket component; 17. Second nut; 18. Thick connecting plate; 19. Ceiling; 20. Steel truss system steel frame beam. Detailed Implementation

[0028] 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. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0029] Please see Figure 1-4 The present invention provides a technical solution: a construction method for an adjustable lower hanging point of a steel truss. The device used in the construction method includes a hanging structure, which includes a first spring 1. A first channel steel 2 is welded to one end of the first spring 1, and a steel frame beam 20 of the steel truss system is snapped onto the other side of the first spring 1. A second channel steel 3 is welded to one side of the first channel steel 2, and a third channel steel 4 is welded inside the second channel steel 3. A fourth channel steel 6 is welded to the other end of the third channel steel 4, and a second spring 5 is welded to the side wall of the fourth channel steel 6. The other end of the second spring 5 is snapped onto the side wall of the steel frame beam 20 of the steel truss system. The second spring 5 and the first spring 1 are made of 304 stainless steel.

[0030] A transition layer structure is provided below the suspension structure. The transition layer structure includes a fifth channel steel 7, which is welded below the third channel steel 4. A sixth channel steel 8 is welded to the middle of the fifth channel steel 7, and the sixth channel steel 8 has several bolt holes.

[0031] Below the conversion layer structure is a connecting member lifting point structure, which includes a C-shaped lifting bracket 9. The C-shaped lifting bracket 9 is bolted to the bolt hole inside the sixth channel steel 8. A square steel angle bracket component 16 is welded to the top of the inner wall of the C-shaped lifting bracket 9. A first nut 10 is provided at the connection between the C-shaped lifting bracket 9 and the square steel angle bracket component 16. The C-shaped lifting bracket 9 and the sixth channel steel 8 are bolted together by the first nut 10. A threaded rod 11 is bolted inside the first nut 10. An elastic vibration damping rod 12 is provided outside the threaded rod 11. The threaded rod 11 and the elastic vibration damping rod 12 form an elastic damping device. The elastic vibration damping rod 12 plays a role in reducing vibration.

[0032] The elastic vibration damping rod 12 is externally bolted with a U-shaped washer 13. The connection between the elastic vibration damping rod 12 and the U-shaped washer 13 is bolted with a second nut 17. The second nut 17 and the first nut 10 are both made of 304 stainless steel. The bottom of the elastic vibration damping rod 12 is bolted with a thick connecting plate 18. A steel clamp 14 is welded to the bottom of the thick connecting plate 18. A track 15 is welded to the bottom of the steel clamp 14. The steel clamp 14 and the track 15 form a ceiling track device. A ceiling 19 is suspended below the ceiling track device.

[0033] In this embodiment, a construction method for an adjustable lower hanging point of a steel truss includes the following construction steps:

[0034] S1, the workers attached the first spring 1 and the second spring 5 to the two side walls of the steel frame beam 20 of the steel truss system respectively, and welded one end of the first spring 1 to the side wall of the first channel steel 2. After welding, the first spring 1 and the first channel steel 2 were subjected to rust prevention treatment.

[0035] S2, then the first channel steel 2 is welded to the second channel steel 3, and the second channel steel 3 is effectively welded to the third channel steel 4. The second spring 5 is welded to the fourth channel steel 6, and the fourth channel steel 6 is welded to the third channel steel 4 together. After that, the channel steel is treated with rust prevention.

[0036] S3, place the C-shaped hanging bracket 9 and the square steel angle bracket component 16 inside the reserved bolt hole of the sixth channel steel 8, and connect the threaded rod 11 through the first nut 10. The threaded rod 11 passes through the elastic damping hanging rod 12 to form an elastic damping device.

[0037] S4. A thick connecting plate 18 is bolted to the bottom of the elastic vibration damping rod 12 via a U-shaped washer 13 and a second nut 17. A steel clamp 14 is welded to the bottom of the thick connecting plate 18. The steel clamp 14 and the track 15 form a ceiling track device. The ceiling track device is hung above the ceiling 19. The lower hanging point of the steel truss is adjusted by changing the placement position of the C-shaped hanging bracket 9 and the square steel angle bracket component 16, which improves construction efficiency and effectively avoids structural damage caused by welding.

[0038] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0039] Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A method of construction of an adjustable lower hanging point for a steel truss, the method of construction using apparatus comprising: A suspension structure, the suspension structure including a first spring (1), one end of the first spring (1) is welded with a first channel steel (2); A steel truss system steel frame beam (20), the steel truss system steel frame beam (20) is snapped onto the other side of the first spring (1); The second channel steel (3) is welded to one side of the first channel steel (2), and the second channel steel (3) is welded to the inside of the third channel steel (4). A conversion layer structure is provided below the hanging structure. The conversion layer structure includes a fifth channel steel (7), which is welded below the third channel steel (4). A sixth channel steel (8) is welded to the middle of the fifth channel steel (7), and the sixth channel steel (8) is provided with several bolt holes. The connecting member lifting point structure is located below the conversion layer structure. The connecting member lifting point structure includes a C-shaped lifting bracket (9). The C-shaped lifting bracket (9) is bolted to the bolt hole of the sixth channel steel (8). A square steel angle bracket component (16) is welded to the top of the inner wall of the C-shaped lifting bracket (9). A threaded rod (11) is bolted to the bottom of the C-shaped lifting bracket (9) and the square steel angle bracket component (16). An elastic vibration damping lifting rod (12) is provided on the outside of the threaded rod (11). The third channel steel (4) is welded to the other end of a fourth channel steel (6), and the side wall of the fourth channel steel (6) is welded to a second spring (5). The other end of the second spring (5) is snapped onto the side wall of the steel frame beam (20) of the steel truss system. The construction method is characterized by the following steps: S1, the staff will attach the first spring (1) and the second spring (5) to the two side walls of the steel frame beam (20) of the steel truss system respectively, and weld one end of the first spring (1) to the side wall of the first channel steel (2). After welding, the first spring (1) and the first channel steel (2) will be rust-proofed. S2, then the first channel steel (2) is welded to the second channel steel (3), and the second channel steel (3) is effectively welded to the third channel steel (4), and then all the channel steels are treated with rust prevention. S3, place the C-shaped lifting bracket (9) and the square steel angle bracket component (16) inside the reserved bolt hole of the sixth channel steel (8); S4. The ceiling track device is connected to the bottom of the elastic damping rod (12) by bolts. The lower hanging point of the steel truss is adjusted by changing the placement position of the C-shaped hanging bracket (9) and the square steel angle bracket component (16), thereby improving the construction efficiency and effectively avoiding structural damage caused by welding.

2. The construction method for an adjustable lower hanging point of a steel truss according to claim 1, characterized in that: The connection between the C-shaped lifting bracket (9) and the square steel angle bracket component (16) is provided with a first nut (10).

3. The construction method for an adjustable lower hanging point of a steel truss according to claim 2, characterized in that: The elastic damping rod (12) is bolted to the outside with a U-shaped washer (13), and a second nut (17) is bolted to the connection between the elastic damping rod (12) and the U-shaped washer (13).

4. The construction method for an adjustable lower hanging point of a steel truss according to claim 3, characterized in that: The bottom of the elastic damping rod (12) is bolted to a thick connecting plate (18).

5. The construction method for an adjustable lower hanging point of a steel truss according to claim 4, characterized in that: The bottom of the thick connecting plate (18) is welded with a steel clamp (14), the bottom of the steel clamp (14) is welded with a track (15), and a ceiling (19) is suspended below the track (15).

6. The construction method for an adjustable lower hanging point of a steel truss according to claim 5, characterized in that: The second spring (5) and the first spring (1) are made of 304 stainless steel.

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