Fabricated steel structure support

Abstract

The utility model discloses an assembly type steel structure support which comprises at least one steel connecting piece, each connecting piece is provided with at least two connecting ports which are perpendicular to each other and a cold-formed thin-walled steel member, and the connecting pieces and the cold-formed thin-walled steel members are assembled and connected through fasteners. The connecting piece is made of high-strength steel and has the characteristics of abrasion resistance and corrosion resistance. The fastener comprises a high-strength bolt and a nut and is used for achieving rapid assembly and disassembly, a first anti-seismic component is further arranged at the connecting position of the connecting piece and the cold-formed thin-walled steel component, and the first anti-seismic component comprises a strong joint structure of shrinkage-free expansion grouting mortar arranged at the connecting position. The fabricated steel structure support can improve the anti-seismic capacity of a building by adopting anti-seismic arrangement.

Description

Technical Field

[0001] The present invention belongs to the technical field of steel structure connection, and particularly relates to a prefabricated steel structure support. Background Art

[0002] Prefabricated steel structure supports are systems used to support and stabilize structures in the construction field. They are usually composed of standardized components prefabricated in factories and can be quickly assembled on-site. This support system has received increasing attention in modern construction projects because of its various advantages, such as fast construction speed, high cost-effectiveness, environmental protection, etc. However, traditional steel structure supports may have some limitations. For example, the connection method may not be flexible enough, or in some cases, the seismic performance may not be ideal. Summary of the Invention

[0003] To achieve the above object, the technical solution of the present invention is as follows: A prefabricated steel structure support, the support includes at least one steel connector, each connector has at least two connection ports perpendicular to each other, and also includes cold-formed thin-walled steel members, and the connector and the cold-formed thin-walled steel members are assembled and connected through fasteners.

[0004] Based on the above technical features, the connector is made of high-strength steel and has the characteristics of wear resistance and corrosion resistance. The fasteners include high-strength bolts and nuts for achieving fast assembly and disassembly.

[0005] As an improvement of the present utility model, a first seismic component is further provided at the connection between the connector and the cold-formed thin-walled steel member. The first seismic component includes a strong joint structure of non-shrinkage expansion grouting mortar provided at the connection.

[0006] Based on the above technical features, the seismic setting of the support is strengthened so that it can adapt to applications in high seismic risk areas; the strong joint structure of non-shrinkage expansion grouting mortar provided at the connection uses non-shrinkage expansion grouting mortar to improve the overall connection performance.

[0007] As an improvement of the present utility model, a second seismic component is further provided at the connection between the connector and the cold-formed thin-walled steel member. The second seismic component includes a support energy dissipation structure. The support energy dissipation structure includes a support energy dissipation beam section provided on the connector or the cold-formed thin-walled steel member, and the support energy dissipation beam section is made of elasto-plastic deformation material.

[0008] As an improvement of the present utility model, the cold-formed thin-walled steel member is provided with a plurality of different cross-sectional shapes.

[0009] Based on the above technical features, the cold-formed thin-walled steel member is provided with a plurality of different cross-sectional shapes to adapt to different load-bearing requirements.

[0010] As an improvement of the present utility model, a connection plate is further provided between the connecting member and the cold-formed thin-walled steel member.

[0011] Based on the above technical features, a plurality of radially distributed connecting holes are provided, which can be connected to steel structure brackets in different directions, improving the flexibility of connection.

[0012] As an improvement of the present utility model, the connection plate is provided with at least two radially distributed connecting holes.

[0013] As an improvement of the present utility model, an anti-slip washer is provided on the connection plate.

[0014] Based on the above technical features, it is located between the fastening nut and the connection plate, used to increase the friction force and further prevent the connecting member from loosening.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: The prefabricated setting allows for rapid construction because most components are prefabricated in the factory and only need to be assembled on site; the prefabricated steel structure bracket can improve the seismic resistance of the building by adopting seismic settings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the steel structure bracket in this embodiment;

[0017] Figure 2 It is a schematic diagram of the structure of the first seismic component in this embodiment Figure 1 ;

[0018] Figure 3 It is a schematic diagram of the structure of the first seismic frame in this embodiment Figure 2 ;

[0019] Figure 4 It is a schematic diagram of the structure of the connection plate in this embodiment;

[0020] Figure 5 It is a schematic diagram of the structure of the second seismic component in this embodiment.

[0021] List of drawing reference numerals: 1 - steel connecting member, 2 - connection port, 3 - cold-formed thin-walled steel member, 4 - fastener, 5 - first seismic component, 6 - second seismic component, 7 - connection plate, 8 - connecting hole, 9 - anti-slip washer, 10 - strong joint structure, 11 - support energy dissipation beam section. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] The present invention will be further clarified below in conjunction with the drawings and specific embodiments. It should be understood that the following specific embodiments are only used to illustrate the present invention and not to limit the scope of the present invention.

[0023] Refer to Figures 1-5, this embodiment is an assembled steel structure support. The support includes at least one steel connector 1. Each connector has at least two mutually perpendicular connection ports 2 and cold-formed thin-walled steel members 3. The connector and the cold-formed thin-walled steel member 3 are assembled and connected through fasteners 4. The connector is made of high-strength steel and has the characteristics of wear resistance and corrosion resistance. The fastener 4 includes high-strength bolts and nuts for realizing rapid assembly and disassembly.

[0024] Furthermore, a first seismic-resistant member 5 is also provided at the connection between the connector and the cold-formed thin-walled steel member 3. The first seismic-resistant member 5 includes a strong joint structure 10 of non-shrinkage expansion grouting mortar provided at the connection. The seismic resistance setting of the support is strengthened so that it can adapt to applications in high seismic risk areas; the strong joint structure 10 of non-shrinkage expansion grouting mortar provided at the connection uses non-shrinkage expansion grouting mortar to improve the overall connection performance.

[0025] Furthermore, a second seismic-resistant member 6 is also provided at the connection between the connector and the cold-formed thin-walled steel member 3. The second seismic-resistant member 6 includes a support energy dissipation structure. The support energy dissipation structure includes a support energy dissipation beam segment 11 provided on the connector or the cold-formed thin-walled steel member 3. The support energy dissipation beam segment 11 is made of elastoplastic deformation material. With the elastoplastic deformation material as the filler and the steel bar structure as the support body inside, it not only ensures its rigid support ability but also ensures its energy dissipation ability.

[0026] Furthermore, the cold-formed thin-walled steel member 3 has multiple different cross-sectional shapes. The cold-formed thin-walled steel member 3 has multiple different cross-sectional shapes, such as right-angle bending type or curved surface type, to adapt to different load-bearing requirements.

[0027] Furthermore, a connection plate 7 is also provided between the connector and the cold-formed thin-walled steel member 3. The connection plate 7 is arranged outside the strong joint structure 10 and can be welded with high-strength sealing. It is provided with a plurality of radially distributed connection holes 8, which can be connected to steel structure supports in different directions to improve the flexibility of connection.

[0028] Furthermore, the connection plate 7 is provided with at least two radially distributed connection holes 8.

[0029] Furthermore, an anti-slip washer 9 is provided on the connection plate 7, located between the fastening nut and the connection plate 7, for increasing friction and further preventing the connector from loosening.

[0030] It should be noted that the above content only illustrates the technical idea of the present invention and cannot be used to limit the protection scope of the present invention. For those of ordinary skill in the art, without departing from the principle of the present invention, several improvements and refinements can still be made, and these improvements and refinements all fall within the protection scope of the claims of the present invention.

Claims

1. An assembled steel structure support, characterized in that: The support comprises at least one steel connecting member (1), each connecting member having at least two mutually perpendicular connecting ports (2); the support further comprises a cold-bent thin-walled steel member (3); the connecting member and the cold-bent thin-walled steel member (3) are assembled and connected via a fastener (4); a first earthquake-resistant member (5) is further provided at the connection between the connecting member and the cold-bent thin-walled steel member (3); the first earthquake-resistant member (5) comprises a strong node structure (10) of non-shrinkage expansion grouting mortar provided at the connection; and a connecting plate (7) is further provided between the connecting member and the cold-bent thin-walled steel member (3).

2. The assembled steel structure support according to claim 1, characterized in that: A second seismic-resistant component (6) is also provided at the connection between the connecting piece and the cold-bent thin-walled steel member (3); the second seismic-resistant component (6) comprises a supporting energy-absorbing structure; the supporting energy-absorbing structure comprises a supporting energy-absorbing beam section (11) provided on the connecting piece or the cold-bent thin-walled steel member (3).

3. The assembled steel structure support according to claim 1, characterized in that: The cold-bent thin-walled steel member (3) is provided with a plurality of different cross-sectional shapes.

4. The assembled steel structure support according to claim 1, characterized in that: The connection disk (7) is provided with at least two radially distributed connection holes (8).

5. The assembled steel structure support according to claim 1, characterized in that: An anti-slip gasket (9) is provided on the connecting plate (7).

Images