Reinforced connecting device for steel structure joints
By designing a reinforced connection device for steel structure nodes that combines welding and bolts and nuts, the problem of poor operational convenience of welded connections in high-altitude operations is solved, and the high strength and stability of the nodes are achieved.
Patent Information
- Application Number
- CN202420902699.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-28
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-04-28
AI Technical Summary
In the prior art, the welding connection method of steel structure nodes is poor in operation during high altitude operations, and it is easy to cause the problem of unreliable surface welding.
A reinforced connection device for steel structure nodes is designed. It adopts a combined structure of cross beam columns, longitudinal beam columns and reinforced components. It is connected by welding and bolts and nuts, which increases the connection strength and reliability of the nodes.
Through this device, the connection strength and stability of steel structure nodes are improved, the risk of unreliable welding is reduced, and the operational convenience of high-altitude operations is enhanced.
Smart Images
Figure CN222375645U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of steel structures, in particular to a reinforced connection device for steel structure nodes. Background Art
[0002] The node is the part where two adjacent beams and columns of a steel structure are connected to each other. It is the hub for transmitting torque between beams and columns. The connection strength of the node directly determines the connection reliability and stability between the two beams and columns. There are three ways to connect steel structure nodes in the prior art: welding, riveting and bolting. Welding is more common, but the welding process requirements are higher. High-strength bolt connection has been used more and more in recent years, and rivet connection has gradually withdrawn from the market and replaced by high-strength bolts.
[0003] The welding fixed connection method in the prior art has certain technical disadvantages. For example, high-altitude operations can easily affect the operating convenience of welders, and it is easy to have superficial welding, unreliable welding, and differences in the technical levels of welders, all of which affect the strength of steel structure nodes. Based on this, the inventor has designed a reinforced connection device for steel structure nodes with a simple and ingenious structure and good stability for the welding connection method of steel structure nodes. Summary of the invention
[0004] The purpose of the utility model is to address the deficiencies of the prior art and to provide a reinforced connection device for steel structure nodes with a simple and ingenious structure and good stability, so as to solve the technical problems in the prior art that high-altitude operations easily affect the operating convenience of welding personnel, and welding that is only superficial and unreliable may easily occur.
[0005] The purpose of the utility model can be achieved through the following technical solutions:
[0006] A reinforcement connection device for a steel structure node, comprising a crossbeam, a longitudinal beam and a reinforcement assembly, wherein the crossbeam and the longitudinal beam are both I-shaped channel steels, the contact portion between the crossbeam and the longitudinal beam is connected and fixed by welding to form a T-shaped structure, the reinforcement assembly is located at the junction of the crossbeam and the longitudinal beam, the reinforcement assembly comprises a reinforcement plate symmetrically arranged front to back, a first card slot and a second card slot are provided on one end surface of the reinforcement plate, an embedded block one is formed between the first card slot and the second card slot, a connecting block is formed on the left side of the first card slot, and an embedded block two is formed on the right side of the second card slot, wherein the first card slot and the second card slot are inserted into two protrusions of the longitudinal beam, the first embedded block is embedded in the recessed portion of the longitudinal beam, the second embedded block is embedded in the recessed portion of the crossbeam, and the connecting blocks of the two reinforcement plates are fastened and connected.
[0007] As a further optimization or improvement of this solution.
[0008] The connection block is provided with a plurality of through holes arranged in parallel, and the two connection blocks are connected and fixed in parallel by bolts and nuts passing through the through holes.
[0009] As a further optimization or improvement of this solution.
[0010] The embedded block 1 is provided with a penetrating welding hole, and the embedded block 1 is welded and fixed to the longitudinal beam column by penetrating the welding hole on the embedded block 1 with a welding gun.
[0011] As a further optimization or improvement of this solution.
[0012] The embedded block 2 is provided with a penetrating welding hole, and the embedded block 2 and the crossbeam column are welded and fixed by penetrating the welding hole on the embedded block 2 with a welding gun.
[0013] As a further optimization or improvement of this solution.
[0014] A guide groove is provided at the bottom of the welding hole along its radial direction, and the guide groove is arranged vertically.
[0015] The beneficial effects of the utility model are as follows: the utility model realizes the reinforced connection between the crossbeam column and the longitudinal beam column by fastening the connecting blocks of the two reinforcing plates; at the same time, through the setting of welding holes, it is convenient to weld and fix the embedded block one to the longitudinal beam column, and it is convenient to weld and fix the embedded block two to the crossbeam column, thereby increasing the connection strength between the reinforcing plate and the crossbeam column and the longitudinal beam column, and the connection is carried out by two methods: fixing with bolts and nuts and fixing with welding, thereby increasing the reliability of the reinforcing assembly. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] The utility model is further described below in conjunction with the accompanying drawings.
[0017] Figure 1 The overall structure of the utility model is shown in FIG. Figure 1 .
[0018] Figure 2 The overall structure of the utility model is shown in FIG. Figure 2 .
[0019] Figure 3 This is the coordination diagram of the horizontal beam column and the longitudinal beam column.
[0020] Figure 4 Schematic diagram of the structure of the reinforcement component Figure 1 .
[0021] Figure 5 Schematic diagram of the structure of the reinforcement component Figure 2 .
[0022] Figure 6 Schematic diagram of the structure of the reinforcement component Figure 3 .
[0023] The figure shows:
[0024] 10. Horizontal beam column; 20. Longitudinal beam column; 30. Strengthening assembly; 31. Strengthening plate; 32. Slot 1; 33. Slot 2; 34. Embedded block 1; 35. Embedded block 2; 36. Connecting block; 37. Through hole; 38. Welding hole; 39. Guide groove. DETAILED DESCRIPTION
[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0026] See also Figure 1-6 A strengthening connection device for a steel structure node includes a cross beam column 10, a longitudinal beam column 20 and a strengthening assembly 30. The cross beam column 10 and the longitudinal beam column 20 are both I-shaped channel steels. The contact parts of the cross beam column 10 and the longitudinal beam column 20 are connected and fixed by welding. The channel steel includes a convex portion and a concave portion. The concave portion is formed between the two convex portions. The I-shaped channel steel is common knowledge that can be obtained by those skilled in the art and will not be described in detail. The cross beam column 10 and the longitudinal beam column 20 are welded to form a T-shaped structure. The concave portions of the cross beam column 10 and the longitudinal beam column 20 are located on the front and rear sides (such as Figure 3 As shown in the figure, the strengthening component 30 is located at the junction of the cross beam column 10 and the longitudinal beam column 20, and the strengthening component 30 includes a strengthening plate 31 symmetrically arranged front to back, and a slot 1 32 and a slot 2 33 are provided on one end surface of the strengthening plate 31, and an embedding block 1 34 is formed between the slot 1 32 and the slot 2 33, a connecting block 36 is formed on the left side of the slot 1 32, and an embedding block 2 35 is formed on the right side of the slot 2 33, wherein the slot 1 32 and the slot 2 33 are snapped into two protruding portions of the longitudinal beam column 20, the embedding block 1 34 is embedded in the recessed portion of the longitudinal beam column 20, and the embedding block 2 35 is embedded in the recessed portion of the cross beam column 10, and the strengthening connection between the cross beam column 10 and the longitudinal beam column 20 is achieved by fastening the connecting blocks 36 of the two strengthening plates 31.
[0027] For details, see Figure 4 The connection block 36 is provided with a plurality of through holes 37 arranged in parallel, and the two connection blocks 36 are connected and fixed in parallel by bolts and nuts passing through the through holes 37, and the arrangement of the bolts and nuts facilitates disassembly.
[0028] More specifically, both the embedded block 1 34 and the embedded block 2 35 are provided with a penetrating welding hole 38. The embedded block 1 34 and the longitudinal beam column 20 are welded and fixed by a welding gun through the welding hole 38 on the embedded block 1 34, and the embedded block 2 35 and the cross beam column 10 are welded and fixed by a welding gun through the welding hole 38 on the embedded block 2 35. The advantage of this technical solution is that, through the provision of the welding hole 38, the embedded block 1 34 and the longitudinal beam column 20 can be welded and fixed, and the embedded block 2 35 and the cross beam column 10 can be welded and fixed, thereby increasing the connection strength between the reinforcement plate 31 and the cross beam column 10 and the longitudinal beam column 20. The connection is performed by bolt and nut fixing and welding fixing, thereby increasing the reliability of the reinforcement component 30.
[0029] For more details, see Figure 6 A guide groove 39 is provided at the bottom of the welding hole 38 along its radial direction. The guide groove 39 is arranged vertically. The guide groove 39 can collect welding slag during welding. At the same time, the guide groove 39 can serve as an anchor point for welding, further improving the connection reliability of the strengthening plate 31 and the cross beam column 10 and the longitudinal beam column 20.
[0030] As another embodiment of the welding hole 38: penetrate the welding hole 38 with a welding gun, directly melt and penetrate the recessed parts of the cross beam column 10 and the longitudinal beam column 20, and then use bolts and nuts to pass through the welding hole 38 and the penetration hole formed by heat melting to connect and fix the front and rear embedded blocks 1 34 / the front and rear embedded blocks 2 35.
[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. A reinforced connection device for a steel structure node, characterized in that: The invention comprises a cross beam column (10), a longitudinal beam column (20) and a strengthening component (30), wherein the cross beam column (10) and the longitudinal beam column (20) are both I-shaped channel steels, and the contact portion between the cross beam column (10) and the longitudinal beam column (20) is connected and fixed by welding to form a T-shaped structure, and the strengthening component (30) is located at the junction of the cross beam column (10) and the longitudinal beam column (20), and the strengthening component (30) comprises a strengthening plate (31) arranged symmetrically in front and back, and a first groove (32) and a second groove (33) are provided on one end surface of the strengthening plate (31). ), an embedding block 1 (34) is formed between the first slot (32) and the second slot (33), a connecting block (36) is formed on the left side of the first slot (32), and an embedding block 2 (35) is formed on the right side of the second slot (33), wherein the first slot (32) and the second slot (33) are snapped into two raised portions of the longitudinal beam column (20), the embedding block 1 (34) is embedded in the recessed portion of the longitudinal beam column (20), the embedding block 2 (35) is embedded in the recessed portion of the cross beam column (10), and the connecting blocks (36) of the two reinforcing plates (31) are fastened and connected.
2. A reinforced connection device for a steel structure node according to claim 1, characterized in that: The connection block (36) is provided with a plurality of through holes (37) arranged in parallel, and the two connection blocks (36) are connected and fixed together by bolts and nuts passing through the through holes (37).
3. The reinforced connection device for a steel structure node according to claim 1, characterized in that: The embedding block one (34) is provided with a through welding hole (38), and the embedding block one (34) and the longitudinal beam column (20) are welded and fixed by penetrating the welding hole (38) on the embedding block one (34) with a welding gun.
4. A reinforced connection device for a steel structure node according to claim 3, characterized in that: The second embedded block (35) is provided with a through welding hole (38), and the second embedded block (35) and the crossbeam column (10) are welded and fixed by penetrating the welding hole (38) on the second embedded block (35) with a welding gun.
5. A reinforced connection device for a steel structure node according to claim 4, characterized in that: A guide groove (39) is provided at the bottom of the welding hole (38) along its radial direction, and the guide groove (39) is arranged vertically.