Anti-falling structure of steel structure building connecting piece
By designing anti-separation barriers in steel structure building connectors, and using adjustment frames and limiting columns to prevent nuts from loosening, the problem of nut loosening of connectors under impact, vibration, and load changes is solved, and a higher connection is achieved. Stability and earthquake resistance.
Patent Information
- Application Number
- CN202421207399.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-30
- Publication Date
- 2025-01-17
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
Under the impact, vibration and variable load of steel structure building connections, the tightness of the bolts begins to decrease, and the increase in vibration frequency eventually leads to the nut loosening and connection failure, and lacks the design to block the nut loosening.
Design an anti-separation structure, which includes installing an anti-separation blocking piece on the outside of the connecting member to prevent the nut from loosening. The anti-loosening blocking member is composed of an outer cover plate, a stable plate, a moving plate, an adjusting frame, a limiting column and a contraction spring. By adjusting the positions of the moving plate and the limiting column, the connecting bolts are blocked from loosening.
Effectively prevents the connecting bolts from loosening, avoids connection failure, and improves the stability and earthquake resistance of the connection.
Smart Images
Figure CN222362627U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of steel structure building connectors, and in particular relates to an anti-drop structure of a steel structure building connector. Background Art
[0002] Steel structure building connectors are important connecting accessories that combine steel components into a whole. Steel structure building connectors not only connect different steel structure components together to form a whole, but also bear the function of load transmission and distribution, and play the role of transmitting deformation and eliminating deformation, improving the seismic resistance of buildings. There are many types of steel structure building connectors, and "U"-shaped steel structure building connectors are a common type of connectors;
[0003] Common connection methods for steel structure building connectors include welding connection, bolt connection, pin connection and riveting. Bolt connection is a conventional connection method for steel structure building connectors. In the bolt connection method, when the steel structure is subjected to impact, vibration and variable load, the tightness of the bolts begins to decrease, the vibration frequency increases and eventually leads to the loosening of the nuts, connection failure and nut loosening. When the steel structure building connectors are connected by bolts, there is a problem that there is no design on the connectors to prevent the nuts from loosening. For this reason, the present application proposes an anti-slip structure for steel structure building connectors. Utility Model Content
[0004] The utility model aims to provide an anti-slip structure for a steel structure building connector, so as to solve the problem in the background art that there is no design on the connector to prevent the nut from being loosened.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an anti-slip structure of a steel structure building connector, comprising an anti-slip blocking member installed on the outside of a connecting member, a connecting bolt passing through the connecting member, the anti-slip blocking member comprising an outer cover plate, a stabilizing plate and a movable plate, an adjustment frame, a limit column and a contraction spring, the stabilizing plate is installed on the opposite surface of the connecting member, a limiting rail and a slider are provided on the stabilizing plate, the limiting rail is connected to the stabilizing plate, the end of the movable plate is connected to the slider, the limit column passes through the contraction spring, the end of the movable plate is connected to the adjustment frame, symmetrically distributed limit spring plates are provided in the adjustment frame, and long holes are provided on the surface of the outer cover plate.
[0006] Preferably, the movable plate is a "U"-shaped structure, the slider is slidably connected to the limiting rail, the limiting column includes a connecting round block and a sliding column, the sliding column passes through the contraction spring and the movable plate, and the sliding column is slidably connected to the movable plate.
[0007] Preferably, a slot is provided on the bottom surface of the connecting round block on the limiting column, and the top end of the connecting bolt is gap-matched with the slot.
[0008] Preferably, symmetrically distributed stabilizing blocks are provided on the surface of the connecting member, an L-shaped clamping column is provided on the outer surface of the connecting round block on the limiting column, and a circular groove for the end of the clamping column to be embedded is provided on the surface of the stabilizing block.
[0009] Preferably, a rectangular hole is provided at the center of the surface of the adjustment frame, and the limiting spring plate passes through the rectangular hole.
[0010] Preferably, the limit spring plate is a "Z"-shaped structure, and the distance between the top surface of the limit spring plate and the top surface of the adjustment frame is 2 mm.
[0011] Preferably, the outer cover plate is a "U"-shaped structure, the end of the outer cover plate is a right-angle structure, and the limit spring plate is gap-matched with the long hole.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] In the utility model, the connecting piece is designed to prevent the connecting bolts from loosening. The position of the movable plate is adjusted and the positions of the adjusting frame and the limiting column are changed. The limiting column is sleeved on the outside of the connecting bolts. The limiting column blocks the connecting bolts to prevent the connecting bolts from falling after loosening. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a structural schematic diagram of the utility model;
[0015] Figure 2 For the utility model Figure 1 A schematic diagram of the enlarged structure of the middle part A;
[0016] Figure 3 This is a schematic diagram of the main structure of the connecting component of the utility model;
[0017] Figure 4 This is a schematic diagram of the main structure of the outer cover of the utility model;
[0018] Figure 5 It is a three-dimensional structural schematic diagram of the limiting column of the utility model;
[0019] In the figure: 1. connecting member; 2. connecting bolt; 3. outer cover plate; 4. stabilizing plate; 5. movable plate; 6. adjusting frame; 7. limiting column; 8. contraction spring; 11. stabilizing block; 31. long hole; 41. limiting rail; 42. sliding block; 61. limiting spring plate; 71. clamping column. DETAILED DESCRIPTION
[0020] 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 in 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.
[0021] Example
[0022] See also Figures 1 to 5 The utility model provides a technical solution: an anti-slip structure of a steel structure building connector, comprising an anti-slip blocking member installed on the outside of a connecting member 1, a connecting bolt 2 is passed through the connecting member 1, and the connecting bolt 2 plays a role in firmly connecting the member 1 and the steel structure; the anti-slip blocking member comprises an outer cover plate 3, a stabilizing plate 4 and a movable plate 5, as well as an adjustment frame 6, a limiting column 7 and a contraction spring 8, the stabilizing plate 4 is installed on the opposite surface of the connecting member 1, the stabilizing plate 4 and the connecting member 1 are combined by a conventional method, a limiting rail 41 and a slider 42 are provided on the stabilizing plate 4, the limiting rail 41 is connected to the stabilizing plate 4, the limiting rail 41 and the stabilizing plate 4 are combined by a conventional method, the end of the movable plate 5 is connected to the slider 42, the movable plate 5 and the slider 42 are combined by a conventional method, and the movable plate 5 and the slider 42 are connected by a conventional method. 2 forms an integral body, and the above-mentioned integral body slides along the length direction of the limiting rail 41 to change the position of the movable plate 5. The limiting column 7 penetrates the contraction spring 8, and the end of the movable plate 5 is connected to the adjustment frame 6. The adjustment frame 6 is pulled up, and the limiting column 7 slides and squeezes the contraction spring 8. The movable plate 5 moves to the position where the limiting column 7 faces the connecting bolt 2. The limiting column 7 is sleeved on the outside of the connecting bolt 2. The limiting column 7 blocks the connecting bolt 2 to prevent the connecting bolt 2 from falling after loosening. The adjusting frame 6 is provided with symmetrically distributed limiting spring plates 61, and the surface of the outer cover plate 3 is provided with a long hole 31. One end of the limiting spring plate 61 passes through the long hole 31. The limiting spring plate 61 limits the outer cover plate 3 to prevent the outer cover plate 3 from shaking. The outer cover plate 3 covers the movable plate 5 and the adjustment frame 6 to prevent the movable plate 5 and the adjustment frame 6 from being affected by the outside.
[0023] In this embodiment, the movable plate 5 is a "U"-shaped structure, the slider 42 is slidably connected to the limiting rail 41, the limiting column 7 includes a connecting round block and a sliding column, the sliding column passes through the contraction spring 8 and the movable plate 5, the sliding column is slidably connected to the movable plate 5, and a groove is provided on the bottom surface of the connecting round block on the limiting column 7, the top of the connecting bolt 2 is matched with the gap in the groove, the adjustment frame 6 is pulled up, the limiting column 7 slides and squeezes the contraction spring 8, the movable plate 5 moves to the position where the limiting column 7 faces the connecting bolt 2, the limiting column 7 is sleeved on the outside of the connecting bolt 2, the limiting column 7 blocks the connecting bolt 2 to prevent the connecting bolt 2 from falling off after loosening.
[0024] In this embodiment, symmetrically distributed stabilizing blocks 11 are provided on the surface of the connecting member 1, and the stabilizing blocks 11 are combined with the connecting member 1 by conventional methods. An L-shaped clamping column 71 is provided on the outer surface of the connecting round block on the limiting column 7, and a circular groove is provided on the surface of the stabilizing block 11 for the end of the clamping column 71 to be embedded. The clamping column 71 is combined with the limiting column 7 by conventional methods, and the end of the clamping column 71 is embedded in the interior of the stabilizing block 11, thereby further limiting the positions of the limiting column 7, the adjustment frame 6 and the movable plate 5.
[0025] In this embodiment, a rectangular hole is provided at the center position of the surface of the adjustment frame 6, and a limit spring plate 61 passes through the rectangular hole. The limit spring plate 61 is made of spring steel material. The limit spring plate 61 has elasticity and deformability. The limit spring plate 61 can be pressed to make the limit spring plate 61 deflect toward the inside of the adjustment frame 6. The limit spring plate 61 is a "Z"-shaped structure. The distance between the top surface of the limit spring plate 61 and the top surface of the adjustment frame 6 is 2 mm. One end of the limit spring plate 61 protrudes out of the adjustment frame 6. The outer cover plate 3 is a "U"-shaped structure. The end of the outer cover plate 3 is a right-angle structure. The limit spring plate 61 is gap-matched with the long hole 31. The limit spring plate 61 passes through the long hole 31 on the outer cover plate 3 to limit the outer cover plate 3.
[0026] The working principle and use process of this utility model:
[0027] When the connecting member 1 is installed on the steel structure by the connecting bolts 2, the adjusting frame 6 is pulled upward, the limiting column 7 slides and squeezes the contraction spring 8, and the clamping column 71 moves in the same direction as the limiting column 7;
[0028] Slide the whole consisting of the moving plate 5 and the slider 42 along the length direction of the limiting rail 41 to change the position of the moving plate 5 so that the moving plate 5 moves to the position where the limiting column 7 faces the connecting bolt 2;
[0029] Loosen the adjustment frame 6, the contraction spring 8 stretches from the contracted state, the limit column 7 and the clamping column 71 move vertically downward, the limit column 7 is sleeved on the outside of the connecting bolt 2, and the limit column 7 blocks the connecting bolt 2 to prevent the connecting bolt 2 from falling after being loosened;
[0030] The end of the clamping column 71 is embedded in the interior of the stabilizing block 11, further limiting the positions of the limiting column 7, the adjusting frame 6 and the moving plate 5;
[0031] Press the limit spring plate 61 to make it deflect toward the inside of the adjustment frame 6, and at the same time move the outer cover plate 3 along the direction a, release the limit spring plate 61, and the rebounded limit spring plate 61 passes through the long hole 31 on the outer cover plate 3, so as to limit the outer cover plate 3;
[0032] To sum up: the connecting piece is designed to prevent the connecting bolt 2 from loosening. The position of the movable plate 5 is adjusted and the positions of the adjusting frame 6 and the limit column 7 are changed. The limit column 7 is sleeved on the outside of the connecting bolt 2. The limit column 7 blocks the connecting bolt 2 to prevent the connecting bolt 2 from falling after loosening.
[0033] Although the embodiments of the present invention have been shown and described (see the above detailed description for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. An anti-slip structure for a steel structure building connector, comprising an anti-slip blocking member installed on the outside of a connecting member (1), characterized in that: A connecting bolt (2) passes through the connecting member (1); the anti-slip blocking member comprises an outer cover plate (3), a stabilizing plate (4) and a movable plate (5), an adjusting frame (6), a limiting column (7) and a contraction spring (8); the stabilizing plate (4) is mounted on the opposite surface of the connecting member (1); a limiting rail (41) and a slider (42) are provided on the stabilizing plate (4); the limiting rail (41) is connected to the stabilizing plate (4); the end of the movable plate (5) is connected to the slider (42); the limiting column (7) passes through the contraction spring (8); the end of the movable plate (5) is connected to the adjusting frame (6); symmetrically distributed limiting spring plates (61) are provided in the adjusting frame (6); and a long hole (31) is provided on the surface of the outer cover plate (3).
2. The anti-slip structure of a steel structure building connector according to claim 1, characterized in that: The movable plate (5) is a "U"-shaped structure, the slider (42) is slidably connected to the limiting rail (41), the limiting column (7) comprises a connecting round block and a sliding column, the sliding column penetrates the contraction spring (8) and the movable plate (5), and the sliding column is slidably connected to the movable plate (5).
3. The anti-slip structure of a steel structure building connector according to claim 2, characterized in that: A slot is provided on the bottom surface of the connecting round block on the limiting column (7), and the top end of the connecting bolt (2) is gap-matched with the slot.
4. The anti-slip structure of a steel structure building connector according to claim 3, characterized in that: The surface of the connecting member (1) is provided with symmetrically distributed stabilizing blocks (11), the outer surface of the connecting round block on the limiting column (7) is provided with an L-shaped clamping column (71), and the surface of the stabilizing block (11) is provided with a circular groove for the end of the clamping column (71) to be embedded.
5. The anti-drop structure of a steel structure building connector according to claim 1, characterized in that: A rectangular hole is provided at the center of the surface of the adjustment frame (6), and the limiting spring plate (61) passes through the rectangular hole.
6. The anti-drop structure of a steel structure building connector according to claim 1, characterized in that: The limiting spring plate (61) is a "Z"-shaped structure, and the distance between the top surface of the limiting spring plate (61) and the top surface of the regulating frame (6) is 2 millimeters.
7. The anti-drop structure of a steel structure building connector according to claim 1, characterized in that: The outer cover plate (3) is a "U"-shaped structure, the end of the outer cover plate (3) is a right-angle structure, and the limiting spring plate (61) is clearance-matched with the long hole (31).