Anti-seismic steel structure supporting structure

Abstract

The utility model discloses a supporting structure of an anti-seismic steel structure, relates to the technical field of steel structures, and solves the problems that an inclined supporting structure of the anti-seismic steel structure in the prior art adopts a rigid frame, is not buffered and is easy to cause fatigue damage of the structure. The device comprises an upper supporting frame, an upper connecting plate used for being connected with a cross rod is connected to the upper supporting frame, at least one sliding rod is hinged to the lower portion of the upper supporting frame, a supporting rod is movably arranged at the free end of the sliding rod, a buffering assembly is arranged between the sliding rod and the supporting rod, and a lower supporting frame is hinged to the lower portion of the sliding rod. The lower supporting frame is connected with a lower connecting plate connected with the stand column. The spring buffer assemblies are arranged in the sliding grooves, so that vibration energy caused by earthquakes or dynamic loads can be effectively absorbed and relieved. According to the buffering mechanism, local stress concentration can be reduced, the anti-seismic performance of the structure can be remarkably improved, and meanwhile the overall strength and stability of the structure are kept.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel structure technical field, especially a kind of anti-seismic steel structure support structure. BACKGROUND

[0002] Steel structure plays a vital role in modern architecture and industrial facilities, especially in earthquake-prone areas or scenarios that need to withstand large dynamic loads. Steel structure is widely used in high-rise buildings, bridges, industrial plants and other fields due to its high strength, light weight and good ductility. However, steel structure is fixed together by high-strength bolts or welding to form a rigid frame. Although this structure has good integrity, it lacks a buffering mechanism under dynamic loads such as earthquakes, which can cause local stress concentration and lead to structural fatigue or damage.

[0003] Prior art such as the anti-seismic steel structure disclosed in the Chinese utility model patent with publication number CN221373047U and publication date 2024.07.19 includes a support rod, the upper end face of the support rod is symmetrically provided with a support sliding groove with a "T" shaped cross section, the upper end face of the support sliding groove is slidably connected with a support component, the upper end face of the support rod is symmetrically fixed with a positioning plate on both sides, and the upper end face of the support rod is fixed with a main body at the central position. A buffer damping mechanism is arranged between the positioning plate and the main body, and the other end is connected with the support frame plate for buffering and damping the support frame plate. Although the buffer damping mechanism can support and buffer the support frame plate, it can effectively prevent the displacement or bending damage of the steel structure caused by vibration of the mobile house, but in the diagonal support, the use of reinforcing bars still has the problem of lack of buffering in diagonal support, which can easily lead to structural fatigue and damage. UTILITY MODEL CONTENT

[0004] To overcome the shortcomings of the prior art, the utility model provides an anti-seismic steel structure support structure, which solves the problem of lack of buffering in the diagonal support structure of the anti-seismic steel structure in the prior art, which can easily lead to structural fatigue and damage.

[0005] The technical solution of the utility model is as follows: an anti-seismic steel structure support structure, including upper support frame, the upper support frame is connected with upper connecting plate for connecting with horizontal rod, the upper support frame is hingedly connected with at least one sliding rod, the free end of the sliding rod is movably provided with support rod, and buffer assembly is arranged between the sliding rod and the support rod. The lower part of the sliding rod is connected with lower support frame, and the lower support frame is connected with lower connecting plate connected with stand column.

[0006] Further preferably, the upper part of the upper support frame is provided with a groove matched with the upper connecting plate, and the lower part of the upper support frame is provided with a connecting lug matched with the slide rod.

[0007] Further preferably, the upper support frame is provided with a bolt set for connecting with the upper connecting plate.

[0008] Further preferably, one end of the slide rod is provided with a U-shaped connecting seat, and the U-shaped connecting seat is rotatably connected to the connecting lug through a pin shaft; the other end of the slide rod is slidably arranged in a sliding groove on the support rod.

[0009] Further preferably, the slide rod is further provided with a limiting assembly for limiting the sliding position of the slide rod.

[0010] Further preferably, the limiting assembly comprises a limiting block fixedly connected to the outer wall of the slide rod, and the limiting block is slidably arranged in a limiting groove on the inner wall of the sliding groove.

[0011] Further preferably, the buffer assembly comprises a limiting rod, one end of the limiting rod is fixedly connected to the groove bottom of the sliding groove, the other end of the limiting rod is movably arranged in a limiting hole at the end of the slide rod, a spring is sleeved on the limiting rod, one end of the spring is abuttingly arranged on the support rod, and the other end of the spring is abuttingly arranged on the slide rod.

[0012] Further preferably, the lower part of the support rod is provided with a connecting groove matched with the lower support frame.

[0013] Further preferably, one side of the lower support frame is provided with a connecting lug two matched with the connecting groove, the connecting lug two is rotatably connected to the support rod through a pin shaft, the other side of the lower support frame is provided with a groove two matched with the lower connecting plate, and the lower support frame is connected to the lower connecting plate through the bolt set.

[0014] Further preferably, the upper connecting plate and the lower connecting plate are both provided with a bevel.

[0015] The utility model discloses a spring buffer assembly arranged in the sliding groove, which can effectively absorb and slow down the vibration energy caused by earthquake or dynamic load. This buffering mechanism not only can reduce the local stress concentration, but also can significantly improve the anti-seismic performance of the structure, while maintaining the overall strength and stability of the structure. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model, the following will be briefly introduced the drawings needed to be used in the embodiment description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating labor.

[0017] Fig. 1The utility model discloses a structure schematic view.

[0018] Fig. 2 The utility model discloses a sectional view.

[0019] Fig. 3 The utility model discloses a sectional view of support rod.

[0020] Fig. 4 The utility model discloses a schematic view of buffer assembly.

[0021] Fig. 5 The utility model discloses a schematic view of fixing bolt.

[0022] As shown in the figure: 1, the upper connecting plate; 2, the upper support frame; 21, connecting ear plate one, 3, slide rod; 31, U-shaped connecting seat, 4, support rod; 41, sliding groove; 42, connecting groove, 5, buffer assembly; 51, limit hole; 52, limit rod; 53, spring; 6, limit assembly; 61, limit slot; 62, limit block; 7, lower support frame; 71, connecting ear plate two, 8, lower connecting plate; 9, fixed hole; 91, fixing bolt. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without the premise of creative labor belong to the range of protection of the utility model.

[0024] As Figs. 1-2 Shown, embodiment 1, a kind of anti-seismic steel structure support structure, including upper support frame 2, upper support frame 2 is connected with the upper connecting plate 1 for being connected with cross bar, upper support frame 2 is hingedly connected with at least one slide rod 3, the free end of slide rod 3 movably provided with support rod 4, and buffer assembly 5 is arranged between slide rod 3 and support rod 4, and the lower portion of the slide rod 3 is connected with lower support frame 7, and lower support frame 7 is connected with the lower connecting plate 8 connected with vertical column. Upper connecting plate 1 and lower connecting plate 8 are connected with the vertical column and cross bar of corresponding steel structure as connecting fulcrum, and upper support frame 2 and lower support frame 7 are connected with corresponding connecting plate, to realize the detachable replacement connection of device, and the oblique support formed by the cooperation of slide rod 3 and support rod 4 and buffer assembly 5, and the buffer mechanism of buffer assembly 5 can not only reduce local stress concentration, but also can significantly improve the anti-seismic performance of structure, while maintaining the overall strength and stability of structure.

[0025] As Figs. 3-5As shown in the embodiment 2, the anti-seismic steel structure support structure is different from the scheme of the embodiment 1, the upper part of the upper support frame 2 is provided with a groove matched with the upper connecting plate 1, the lower part of the upper support frame 2 is provided with a connecting lug plate one 21 matched with the sliding rod 3. The upper support frame 2 is provided with a bolt group for connecting with the upper connecting plate 1. One end of the sliding rod 3 is provided with a U-shaped connecting seat 31, the U-shaped connecting seat 31 is rotatably connected with the connecting lug plate one 21 through a pin shaft, the other end of the sliding rod 3 is slidably arranged in a sliding groove 41 of the support rod 4. The sliding rod 3 is connected with the upper support frame 2 through the rotatable connection of the U-shaped connecting seat 31 and the connecting lug plate one 21, which ensures that the device is always in a complete and stressed state during the vibration process.

[0026] In the embodiment, the sliding rod 3 is further provided with a limiting assembly 6 for limiting the sliding position of the sliding rod 3. The limiting assembly 6 includes a limiting block 62 fixedly connected to the outer wall of the sliding rod 3, and the limiting block 62 is slidably arranged in a limiting groove 61 on the inner wall of the sliding groove 41. The sliding rod 3 forms a limiting sliding with the support rod 4 through the limiting block 62, so that the sliding rod 3 slides within a certain range, thereby improving the stability of the device.

[0027] In the embodiment, the buffer assembly 5 includes a limiting rod 54, one end of the limiting rod 54 is fixedly connected to the groove bottom of the sliding groove 41, the other end of the limiting rod 54 is movably arranged in a limiting hole 51 at the end of the sliding rod 3, the length of the limiting rod 54 is the same as the depth of the limiting hole 51, the limiting rod 54 is externally provided with a spring 53, one end of the spring 53 abuts against the support rod 4, the other end of the spring 53 abuts against the sliding rod 3. When the vibration amplitude is too large, the sliding rod 3 and the sliding block may be separated, at this time, the spring 53 abuts against the sliding rod 3 to block the sliding rod 3 from continuing to press down, thereby further ensuring the stability of the device during use. The limiting rod 54 is used to ensure that the sliding rod 3 and the support rod 4 are always in a stable sliding state, and is also used to ensure that the spring 53 can effectively absorb and slow down the vibration energy caused by the earthquake or dynamic load by being arranged in the sliding groove 41 as the buffer assembly 5.

[0028] In the embodiment, the lower part of the support rod 4 is provided with a connecting groove 42 matched with the lower support frame 7. One side of the lower support frame 7 is provided with a connecting lug plate two 71 corresponding to the connecting groove 42, the connecting lug plate two 71 is rotatably connected with the support rod 4 through a pin shaft, the other side of the lower support frame 7 is provided with a groove two matched with the lower connecting plate 8, the lower support frame 7 is connected with the lower connecting plate 8 through a bolt group. The support rod 4 and the lower support frame 7 are rotatably connected, which ensures the stability of the support structure formed by the support rod 4 and the sliding rod 3, and also avoids the fatigue damage caused by the formation of a rigid structure. The upper connecting plate 1 and the lower connecting plate 8 are both provided with a bevel, the bevel is a chamfer of the upper connecting plate 1 and the lower connecting plate 8, which facilitates the welding of the upper connecting plate 1 and the lower connecting plate 8 with the corresponding position of the steel structure.

[0029] The other structures are the same as those of Example 1.

[0030] As shown in Figs. 1-5 Example 3, an anti-seismic steel structure supporting structure comprises an upper connecting plate 1, an upper supporting frame 2, a sliding rod 3, a supporting rod 4, a sliding groove 41, a buffer assembly 5, a limiting assembly 6, a lower supporting frame 7, and a lower connecting plate 8. The upper supporting frame 2 is inserted into both sides of the lower end of the upper connecting plate 1. The sliding rod 3 is hinged to the lower end of the upper supporting frame 2. The supporting rod 4 is installed below the upper supporting frame 2. The sliding groove 41 is formed in the upper end of the supporting rod 4. The sliding rod 3 is slidingly connected inside the sliding groove 41. The buffer assembly 5 is installed inside the sliding groove 41. The limiting assembly 6 is installed at the lower end inside the sliding groove 41. The lower supporting frame 7 is hinged to the lower end of the supporting rod 4. The lower connecting plate 8 is inserted into the lower end of the lower supporting frame 7. The displacement between the steel structure column and the cross bar caused by vibration is buffered by the spring inside the buffer assembly 5, thereby improving the stability of the device. The sliding rod 3 is limited by the limiting assembly 6, thereby improving the stability of the device.

[0031] The buffer assembly 5 comprises a limiting hole 51, a limiting rod 52, and a spring 53. The limiting hole 51 is formed in the lower end of the sliding rod 3. The limiting rod 52 is slidingly connected inside the limiting hole 51. The limiting rod 52 is fixedly connected to the lower end inside the sliding groove 41. The spring 53 is installed at the lower end inside the sliding groove 41. The spring 53 is sleeved outside the limiting rod 52. The sliding rod 3 is slidingly driven inside the sliding groove 41 due to the vibration between the steel structure column and the cross bar. The spring 53 is used to slow down the vibration between the column and the cross bar, thereby improving the stability of the device.

[0032] The limiting assembly 6 comprises a limiting groove 61 and a limiting block 62. The limiting groove 61 is formed inside the sliding groove 41. The limiting block 62 is slidingly connected inside the sliding groove 41. The limiting block 62 is fixedly connected outside the sliding rod 3. The sliding rod 3 is limited by the limiting assembly 6, thereby improving the stability of the device.

[0033] The upper supporting frame 2, the upper connecting plate 1, the lower supporting frame 7, and the lower connecting plate 8 are all provided with a fixing hole 9. The fixing hole 9 penetrates through the upper supporting frame 2, the upper connecting plate 1, the lower supporting frame 7, and the lower connecting plate 8. A fixing bolt 91 is inserted into the fixing hole 9. The fixing bolt 91 is used to improve the convenience of installation of the device.

[0034] The upper connecting plate 1 and the lower connecting plate 8 are both provided with a bevel. The bevel is used to improve the stability of the upper connecting plate 1 and the lower connecting plate 8 when they are welded with the steel structure column and the cross bar.

[0035] In use, the upper connecting plate 1 and the lower connecting plate 8 are connected with the column and the cross bar of the steel structure by welding. The upper supporting frame 2 is inserted outside the upper connecting plate 1, and the lower supporting frame 7 is inserted outside the lower connecting plate 8. Then, the device is stably supported by inserting the fixing bolt 91 into the fixing hole 9. The vibration of the steel structure is buffered by the buffer assembly 5, thereby improving the stability of the device.

[0036] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A seismic steel structural bracing structure, characterized by: The utility model provides a kind of support frame, including upper support frame (2), upper support frame (2) is connected with the upper plate (1) for being connected with crossbar, at least one slide bar (3) is hinged in the lower part of upper support frame (2), the free end of slide bar (3) is movably provided with support rod (4), buffer assembly (5) is arranged between slide bar (3) and support rod (4), the lower part of slide bar (3) is connected with lower support frame (7), and lower support frame (7) is connected with the lower plate (8) for being connected with stand.

2. The seismic steel structural bracing structure according to claim 1, characterized by: The upper part of the upper support frame (2) is provided with a groove matched with the upper plate (1), and the lower part of the upper support frame (2) is provided with a connecting lug matched with the slide bar (3).

3. The seismic steel structural bracing system according to claim 2, wherein: The upper support frame (2) is provided with a bolt set for connecting with the upper plate (1).

4. The seismic steel structural bracing structure according to claim 2 or 3, characterized by: One end of the slide bar (3) is provided with a U-shaped connecting seat (31), which is rotatably connected to the connecting lug by a pin shaft, and the other end of the slide bar (3) is slidably arranged in a sliding groove (41) on the support rod (4).

5. The seismic steel structural bracing system according to claim 4, wherein: The slide bar (3) is further provided with a limiting assembly (6) for limiting the sliding position of the slide bar (3).

6. The seismic steel structural bracing system according to claim 5, wherein: The limiting assembly (6) includes a limiting block (62) fixedly connected to the outer wall of the slide bar (3), and the limiting block (62) is slidably arranged in a limiting groove (61) on the inner wall of the sliding groove (41).

7. The seismic steel structural bracing system according to claim 6, wherein: The buffer assembly (5) includes a limiting rod (54), one end of the limiting rod (54) is fixedly connected to the groove bottom of the sliding groove (41), the other end of the limiting rod (54) is movably arranged in a limiting hole (51) at the end of the slide bar (3), a spring (53) is sleeved on the limiting rod (54), one end of the spring (53) abuts against the support rod (4), and the other end of the spring (53) abuts against the slide bar (3).

8. The seismic steel structural bracing system according to any one of claims 5 to 7, wherein: The lower part of the support rod (4) is provided with a connecting groove (42) matched with the lower support frame (7).

9. The seismic steel structural bracing system according to claim 8, wherein: One side of the lower support frame (7) is provided with a connecting lug two (71) corresponding to the connecting groove (42), the connecting lug two (71) is rotatably connected with the support rod (4) by a pin shaft, the other side of the lower support frame (7) is provided with a groove two matched with the lower plate (8), and the lower support frame (7) is connected with the lower plate (8) by a bolt set.

10. The seismic steel structural bracing system according to any one of claims 2, 3, 5-7 and 9, wherein: The upper plate (1) and the lower plate (8) are both provided with a bevel.

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