Reinforcing steel structure at joint of steel structures

Abstract

The utility model provides a reinforcing steel structure at the joint of steel structures, which relates to the technical field of steel structures and comprises a vertical beam and a cross beam, a first mounting frame and a second mounting frame are fixedly mounted on the side surface of the vertical beam respectively, a rotating handle is movably mounted at the top of the first mounting frame, and a joint plate is arranged on the side surface of the first mounting frame. A fastening rod is arranged on the side face of the connecting plate, bottom plates are fixedly connected to the upper end and the lower end of the cross beam, positioning plates are fixedly connected to the tops of the bottom plates, supporting shafts are movably installed in through holes and fixed to the inner sides of the positioning plates, and the supporting shafts can be taken down from the surfaces of the stable screw rods by rotating connecting nuts; a rotating handle is rotated, a mounting shaft ascends to enable the bottom of a second connecting block to have a certain tensile force, the fastening strength between the cross beam and the vertical beam is increased, the pressure borne by the cross beam can be dispersed to the bottom plate through the fastening rod, and the situation that the pressure is accumulated at the connecting position of the cross beam and the vertical beam for a long time, and breakage occurs is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structures, in particular to a reinforced steel structure at the joint of steel structures. Background Technique

[0002] A steel structure is a structure composed of steel materials and is one of the main types of building structures. The structure is mainly composed of steel beams, steel columns, steel trusses and other components made of sections and steel plates. The components or parts are usually connected by welds, bolts or rivets. Because of its light self-weight and simple construction, it is widely used in large factories, stadiums, super high-rise buildings and other fields.

[0003] Existing steel structures are generally connected by welding, bolts or rivets during connection. The welded steel frame has high hardness but poor impact resistance. During long-term use, the steel structure will bear great pressure, and the bearing pressure is usually concentrated at the welded part, resulting in easy breakage and cracks at the welded part, posing certain safety hazards. Content of the Utility Model

[0004] The purpose of the utility model is to solve the problems that the welded part of the steel structure bears great pressure during long-term use during welding, resulting in easy breakage and cracks at the welded part, posing certain safety hazards, and to propose a reinforced steel structure at the joint of the steel structure.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme: A reinforced steel structure at the joint of a steel structure, including a vertical beam and a cross beam. One side of the cross beam is fixedly connected to one side of the vertical beam. First mounting brackets and second mounting brackets are respectively fixedly installed on the side surface of the vertical beam. The first mounting bracket and the second mounting bracket have the same structure. The cross beam is respectively located at the bottom of the first mounting bracket and the top of the second mounting bracket. Mounting plates are fixedly connected to both the front and rear ends of the first mounting bracket. A turning handle is movably installed on the top of the first mounting bracket. An adapter plate is provided on the side surface of the first mounting bracket. A fastening rod is provided on the side surface of the adapter plate. Bottom plates are fixedly connected to both the upper and lower ends of the cross beam. Two positioning plates are fixedly connected to the top of the bottom plate. Through holes are provided on the surface of the positioning plate. A support shaft is movably installed inside the through hole.

[0006] Preferably, stabilizing screws are fixedly connected to both sides of the support shaft. The stabilizing screws penetrate through the inside of the through hole. A connecting nut is threadedly connected to one end of the surface of the stabilizing screw.

[0007] Preferably, a first connecting block and a second connecting block are respectively fixedly connected to the upper and lower ends of the fastening rod. The inner wall of the second connecting block is rotatably connected to the surface of the support shaft.

[0008] Preferably, one side of the outer wall of the first mounting bracket is respectively provided with a chute and a groove, the bottom of the rotary handle is fixedly connected with a threaded rod, and the bottom of the threaded rod is movably connected with the bottom end of the inner wall of the groove.

[0009] Preferably, one side of the connecting plate is respectively fixedly connected with a threaded sleeve and a slider, the slider is slidably installed inside the chute, and the inner wall of the threaded sleeve is threadedly connected with the surface of the threaded rod.

[0010] Preferably, the other side of the connecting plate is fixedly connected with two fixing seats, and the side of the fixing seat is fixedly connected with a mounting shaft.

[0011] Preferably, the inner wall of the first connecting block is rotatably connected with the surface of the fixing seat.

[0012] Compared with the prior art, the advantages and positive effects of the present utility model are as follows.

[0013] 1. In the present utility model, both ends of the support shaft are limited by the connecting nuts, so that it is fixed inside the positioning plate, and by rotating the threads of the connecting nuts, it can be removed from the surface of the stabilizing screw rod, which is convenient for disassembling and installing the support shaft, and at the same time convenient for installing the fastening rod.

[0014] 2. In the present utility model, the first connecting block and the second connecting block are respectively installed on the surfaces of the mounting shaft and the support shaft, and by rotating the rotary handle, the position of the mounting shaft can be adjusted. When the mounting shaft rises, a certain pulling force is generated at the bottom of the second connecting block, increasing the fastening force between the cross beam and the vertical beam, and the pressure received by the cross beam can be dispersed to the bottom plate through the fastening rod, avoiding the situation of fracture due to long-term accumulation of pressure at the connection between the cross beam and the vertical beam. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic perspective view of the main body of a reinforced steel structure at the connection of a steel structure proposed by the present utility model;

[0016] Figure 2 is a schematic view of the installation structure of the connecting plate of a reinforced steel structure at the connection of a steel structure proposed by the present utility model;

[0017] Figure 3 is a schematic view of the connection structure of the fastening rod of a reinforced steel structure at the connection of a steel structure proposed by the present utility model;

[0018] Figure 4 is a schematic view of the connection structure of the support shaft of a reinforced steel structure at the connection of a steel structure proposed by the present utility model.

[0019] Legend: 1. Vertical beam; 2. Cross beam; 21. Bottom plate; 22. Positioning plate; 221. Through hole; 3. First mounting bracket; 301. Slide groove; 302. Groove; 31. Mounting plate; 4. Second mounting bracket; 5. Rotating handle; 51. Threaded rod; 6. Connecting plate; 61. Threaded sleeve; 62. Slide block; 63. Fixed seat; 64. Mounting shaft; 7. Tightening rod; 71. Connecting block one; 72. Connecting block two; 8. Support shaft; 81. Stabilizing screw; 9. Connecting nut. Detailed implementation

[0020] In order to more clearly understand the above-mentioned objects, features and advantages of the present invention, the present invention will be further described below in conjunction with the drawings and embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

[0021] In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the present invention is not limited by the limitations of the specific embodiments disclosed in the following specification. Embodiment

[0022] As Figures 1 - 4 shown, the present invention provides a technical solution: a reinforced steel structure at the joint of a steel structure, including a vertical beam 1 and a cross beam 2. One side of the cross beam 2 is fixedly connected to one side of the vertical beam 1. The first mounting bracket 3 and the second mounting bracket 4 are respectively fixedly installed on the side surface of the vertical beam 1. The structures of the first mounting bracket 3 and the second mounting bracket 4 are the same. The cross beam 2 is respectively located at the bottom of the first mounting bracket 3 and the top of the second mounting bracket 4. Both the front and rear ends of the first mounting bracket 3 are fixedly connected with mounting plates 31. A rotating handle 5 is movably installed on the top of the first mounting bracket 3. A connecting plate 6 is arranged on the side surface of the first mounting bracket 3. A tightening rod 7 is arranged on the side surface of the connecting plate 6. Bottom plates 21 are fixedly connected to both the upper and lower ends of the cross beam 2. Two positioning plates 22 are fixedly connected to the top of the bottom plate 21. Through holes 221 are formed on the surface of the positioning plates 22. A support shaft 8 is movably installed inside the through holes 221. Stabilizing screws 81 are fixedly connected to both sides of the support shaft 8. The stabilizing screws 81 penetrate inside the through holes 221. A connecting nut 9 is threadedly connected to one end of the surface of the stabilizing screw 81. Connecting blocks one 71 and connecting blocks two 72 are respectively fixedly connected to the upper and lower ends of the tightening rod 7. The inner wall of the connecting block two 72 is rotatably connected to the surface of the support shaft 8.

[0023] In this embodiment, the first connecting block 71 at the top of the fastening rod 7 is installed on the surface of the mounting shaft 64. When the cross beam 2 is installed on the side of the vertical beam 1, the first mounting bracket 3 and the second mounting bracket 4 are respectively installed at the upper and lower ends of the cross beam 2, and the second connecting block 72 at the bottom of the fastening rod 7 is placed on one side of the positioning plate 22. The inside of the second connecting block 72 is a hollow structure. The support shaft 8 is inserted into the through hole 221 and penetrates through the inside of the second connecting block 72. Subsequently, connecting nuts 9 are installed on the surfaces of the stabilizing screws 81 at both ends of the support shaft 8 to fix the fastening rod 7, which facilitates the installation and disassembly of the fastening rod 7. Embodiment

[0024] As Figures 1 - 4 shown, one side of the outer wall of the first mounting bracket 3 is respectively provided with a chute 301 and a groove 302. The bottom of the rotary handle 5 is fixedly connected with a threaded rod 51, and the bottom of the threaded rod 51 is movably connected with the bottom end of the inner wall of the groove 302. One side of the connecting plate 6 is respectively fixedly connected with a threaded sleeve 61 and a slider 62. The slider 62 is slidably installed inside the chute 301. The inner wall of the threaded sleeve 61 is threadedly connected with the surface of the threaded rod 51. The other side of the connecting plate 6 is fixedly connected with two fixing seats 63. The side of the fixing seat 63 is fixedly connected with a mounting shaft 64. The inner wall of the first connecting block 71 is rotatably connected with the surface of the fixing seat 63.

[0025] In this embodiment, when the fastening rod 7 is connected to the support shaft 8, by rotating the rotary handle 5 to drive the rotation of the threaded rod 51, the threaded sleeve 61 moves on the surface of the threaded rod 51, the slider 62 moves upward inside the chute 301, and drives the top of the fastening rod 7 to rise through the mounting shaft 64. At this time, the fastening rod 7 makes a connecting rod movement around the mounting shaft 64, its bottom approaches the vertical beam 1, and applies a pulling force to the support shaft 8. The cross beam 2 is subjected to a pulling force towards the vertical beam 1 side, and is tightened by the fastening rod 7, improving the firmness during the installation of the cross beam 2.

[0026] The working principle of this embodiment: When the cross beam 2 is installed on the side of the vertical beam 1, the second connecting block 72 at the bottom of the fastening rod 7 is placed on one side of the positioning plate 22, the support shaft 8 is inserted into the through hole 221 and penetrates through the inside of the second connecting block 72, and then connecting nuts 9 are installed on the surfaces of the stabilizing screws 81 at both ends of the support shaft 8 to fix the fastening rod 7. Subsequently, rotate the rotary handle 5 to drive the rotation of the threaded rod 51, the threaded sleeve 61 moves on the surface of the threaded rod 51, drives the top of the fastening rod 7 to rise through the mounting shaft 64. At this time, the bottom of the fastening rod 7 approaches the vertical beam 1 and applies a pulling force to the support shaft 8, and is tightened by the fastening rod 7, improving the firmness during the installation of the cross beam 2, and the pressure received by the cross beam 2 is dispersed to the bottom plates 21 at the upper and lower ends, avoiding the fracture situation caused by the long-term accumulation of pressure at the connection between the cross beam 2 and the vertical beam 1.

[0027] The above are only the preferred embodiments of the present utility model, and are not intended to limit the present utility model in other forms. Any person skilled in the art may use the technical content disclosed above to make changes or modifications into equivalent embodiments with equivalent changes and apply them to other fields. However, as long as it does not depart from the technical solution content of the present utility model, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present utility model still fall within the protection scope of the technical solution of the present utility model.

Claims

1. A reinforced steel structure at a joint of a steel structure, comprising a vertical beam (1) and a horizontal beam (2), characterized in that: One side of the cross beam (2) is fixedly connected to one side of the vertical beam (1); a first mounting frame (3) and a second mounting frame (4) are fixedly mounted on the side of the vertical beam (1); the first mounting frame (3) and the second mounting frame (4) have the same structure; the cross beam (2) is located at the bottom of the first mounting frame (3) and the top of the second mounting frame (4), respectively; the front and rear ends of the first mounting frame (3) are fixedly connected to mounting plates (31); the top of the first mounting frame (3) is movably mounted with a turning handle (5); a connecting plate (6) is provided on the side of the first mounting frame (3); a fastening rod (7) is provided on the side of the connecting plate (6); the upper and lower ends of the cross beam (2) are fixedly connected to a bottom plate (21); the top of the bottom plate (21) is fixedly connected to two positioning plates (22); a through hole (221) is provided on the surface of the positioning plate (22); a support shaft (8) is movably mounted inside the through hole (221).

2. The reinforced steel structure at the joint of a steel structure according to claim 1, characterized in that: Both sides of the support shaft (8) are fixedly connected with stabilizing screw rods (81), the stabilizing screw rods (81) penetrate the interior of the through hole (221), and one end of the surface of the stabilizing screw rod (81) is threadedly connected with a connecting nut (9).

3. The reinforced steel structure at the joint of a steel structure according to claim 1, characterized in that: The upper and lower ends of the fastening rod (7) are respectively fixedly connected to a connecting block 1 (71) and a connecting block 2 (72), and the inner wall of the connecting block 2 (72) is rotatably connected to the surface of the support shaft (8).

4. The reinforced steel structure at the joint of a steel structure according to claim 1, characterized in that: A sliding groove (301) and a groove (302) are respectively provided on one side of the outer wall of the first mounting frame (3); a threaded rod (51) is fixedly connected to the bottom of the turning handle (5); and the bottom of the threaded rod (51) is movably connected to the bottom end of the inner wall of the groove (302).

5. The reinforced steel structure at the joint of a steel structure according to claim 1, characterized in that: A threaded sleeve (61) and a sliding block (62) are fixedly connected to one side of the connecting plate (6), the sliding block (62) is slidably mounted inside the sliding groove (301), and the inner wall of the threaded sleeve (61) is threadedly connected to the surface of the threaded rod (51).

6. The reinforced steel structure at the joint of a steel structure according to claim 1, characterized in that: Two fixing seats (63) are fixedly connected to the other side of the connection plate (6), and a mounting shaft (64) is fixedly connected to the side surface of the fixing seat (63).

7. The reinforced steel structure at the joint of a steel structure according to claim 3, characterized in that: The inner wall of the connecting block 1 (71) is rotatably connected to the surface of the fixing seat (63).

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