Anti-seismic steel structure net rack connecting structure

Abstract

The utility model discloses an anti-seismic steel structure net rack connecting structure which comprises a ball body and a supporting rod, a ball groove is formed in the surface of the ball body, a sliding block is installed in the ball groove in a sliding mode, an installation block is fixedly installed on the upper surface of the sliding block, and an anti-seismic assembly is fixedly installed on the surface of the installation block. A supporting rod is installed in the installation block in a threaded mode, shielding covers are movably installed on the surface of the ball body and located on the two sides of the ball groove, and arc-shaped locking pieces are movably installed on the upper surfaces of the shielding covers. According to the anti-seismic steel structure net rack connecting structure, after the supporting rods are installed, the shielding covers are moved to enable the two shielding covers to be mutually closed, so that the ball grooves can be shielded, rainwater and dust are prevented from entering the ball grooves, and finally the arc-shaped locking pieces are rotated to enable the ball grooves to be closed. The arc-shaped locking grooves of the arc-shaped locking piece are located in the arc-shaped locking grooves of the two shielding covers respectively, and therefore the two shielding covers can keep the state of shielding the ball groove.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure grids, in particular to an earthquake-resistant steel structure grid connection structure. Background Art

[0002] The grid is a spatial structure formed by multiple rods connected by nodes in a certain grid form. It has the advantages of spatial force, light weight, high rigidity and good seismic performance. It can be used as the roof of gymnasiums, theaters, exhibition halls, waiting halls, stadium stand awnings, hangars, two-way large column grid structures, workshops and other buildings.

[0003] However, there are some shortcomings in the current steel grid connection structure. For example, the application number is 202320430701.3, which discloses "an earthquake-resistant steel grid connection structure, including a sphere, a ball groove is provided on the surface of the sphere, and there are four ball grooves in total. A mounting block is slidably connected inside the ball groove, and a support rod is movably connected to one side of the mounting block. A connecting component is provided between the support rod and the mounting block, and an earthquake-resistant component is provided inside the ball groove. The utility model adopts the above structure, and high-strength shock-absorbing springs are installed on the four sides of the mounting block. After the support rod is subjected to force, the force applied to the support rod is absorbed by the high-strength shock-absorbing spring, and is buffered again by the elastic rubber column. In addition, glass fiber wire and spring wire are provided in the support rod, which can improve the structural strength of the support rod. Therefore, it can effectively avoid the deformation, damage or even breakage of the support rod due to direct force, reduce the safety hazards of the steel grid, and extend the service life of the support rod." Since the ball groove is always in an exposed state, rainwater and dust can easily enter it, which will cause the steel structure installed in the ball groove to rust, thereby affecting the service life. Utility Model Content

[0004] The main purpose of the utility model is to provide an earthquake-resistant steel grid connection structure, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A seismic-resistant steel grid connection structure comprises a sphere and a support rod, wherein a ball groove is provided on the surface of the sphere, a slider is slidably installed inside the ball groove, a mounting block is fixedly installed on the upper surface of the slider, a seismic-resistant component is fixedly installed on the surface of the mounting block, a support rod is installed with internal threads of the mounting block, a shielding cover is movably installed on the surface of the sphere and on both sides of the ball groove, and an arc-shaped locking piece is movably installed on the upper surface of the shielding cover.

[0007] Preferably, the lower surface of the shielding cover is fixedly mounted with limit sliders near both sides, the upper surface of the shielding cover is provided with a bayonet in the middle, and the upper surface of the shielding cover is provided with an arc-shaped locking groove.

[0008] Preferably, an arc-shaped locking block is fixedly mounted on the lower surface of the arc-shaped locking element, and an arc-shaped opening is opened on the upper surface of the arc-shaped locking element.

[0009] Preferably, the surface of the sphere is provided with limit slide grooves on both sides of the ball groove, the limit slide blocks are embedded in the limit slide grooves, and the shielding cover is movably connected to the sphere via the limit slide blocks.

[0010] Preferably, the arc-shaped locking block is embedded in the arc-shaped locking groove, and the arc-shaped locking element is movably connected to the shielding cover via the arc-shaped locking block.

[0011] Preferably, the inner diameter of the arc-shaped opening is larger than the inner diameter of the bayonet, and one side of the anti-vibration component is fixed to the ball groove.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] In the utility model, by arranging the sphere, the shielding cover and the arc-shaped locking piece in a manner that they cooperate with each other, when the support rod is installed, the shielding cover is moved so that the two shielding covers are closed to each other, thus the ball groove can be shielded to prevent rainwater and dust from entering therein, and finally the arc-shaped locking piece is rotated so that the arc-shaped locking grooves of the arc-shaped locking piece are respectively located in the arc-shaped locking grooves of the two shielding covers, thus the two shielding covers can keep in a state of shielding the ball groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the overall structural diagram of an earthquake-resistant steel grid connection structure of the utility model;

[0015] Figure 2 This is a partial disassembly schematic diagram of an earthquake-resistant steel grid connection structure of the utility model;

[0016] Figure 3 This is a spherical structure diagram of an earthquake-resistant steel grid connection structure of the utility model;

[0017] Figure 4 This is a structural diagram of a shielding cover of an earthquake-resistant steel grid connection structure of the utility model;

[0018] Figure 5 This is a structural diagram of an arc-shaped locking piece of an earthquake-resistant steel grid connection structure of the utility model.

[0019] In the figure: 1. sphere; 101. limiting slide groove; 2. ball groove; 3. slider; 4. mounting block; 5. support rod; 6. seismic assembly; 7. shielding cover; 701. limiting slider; 702. bayonet; 703. arc-shaped locking groove; 8. arc-shaped locking piece; 801. arc-shaped locking block; 802. arc-shaped mouth. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] like Figure 1-5 The shown structure is an earthquake-resistant steel grid connection structure, comprising a sphere 1 and a support rod 5. A ball groove 2 is provided on the surface of the sphere 1, a slider 3 is slidably installed inside the ball groove 2, a mounting block 4 is fixedly installed on the upper surface of the slider 3, an earthquake-resistant component 6 is fixedly installed on the surface of the mounting block 4, and the support rod 5 is installed on the internal thread of the mounting block 4. A shielding cover 7 is movably installed on the surface of the sphere 1 and on both sides of the ball groove 2, and an arc-shaped locking piece 8 is movably installed on the upper surface of the shielding cover 7.

[0022] A limit slider 701 is fixedly installed on the lower surface of the shielding cover 7 and close to both sides. A bayonet 702 is opened in the middle of the upper surface of the shielding cover 7. An arc-shaped locking groove 703 is opened on the upper surface of the shielding cover 7. The cooperation between the limit slider 701 and the limit slide groove 101 can assist the shielding cover 7 to move smoothly. An arc-shaped locking block 801 is fixedly installed on the lower surface of the arc-shaped locking member 8. An arc-shaped opening 802 is opened on the upper surface of the arc-shaped locking member 8. The cooperation between the arc-shaped locking block 801 and the arc-shaped locking groove 703 can keep the two shielding covers 7 closed. state; a limiting slide groove 101 is provided on the surface of the sphere 1 and on both sides of the ball groove 2, a limiting slide block 701 is embedded in the limiting slide groove 101, and the shielding cover 7 is movably connected to the sphere 1 through the limiting slide block 701; the arc-shaped locking block 801 is embedded in the arc-shaped locking groove 703, and the arc-shaped locking piece 8 is movably connected to the shielding cover 7 through the arc-shaped locking block 801, and there is a certain friction force between the arc-shaped locking block 801 and the arc-shaped locking groove 703; the inner diameter of the arc-shaped opening 802 is larger than the inner diameter of the bayonet 702, and one side of the seismic-resistant component 6 is fixed to the ball groove 2.

[0023] It should be noted that the utility model is an earthquake-resistant steel grid connection structure. When in use, after the support rod 5 is installed, the shielding cover 7 is moved so that the two shielding covers 7 are closed to each other, so that the ball groove 2 can be covered to prevent rain and dust from entering therein, and finally the arc-shaped locking piece 8 is rotated so that the arc-shaped locking groove 703 of the arc-shaped locking piece 8 is respectively located in the arc-shaped locking groove 703 of the two shielding covers 7, so that the two shielding covers 7 can keep covering the ball groove 2.

[0024] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. 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, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An earthquake-resistant steel grid connection structure, characterized in that: The invention comprises a sphere (1) and a support rod (5), wherein a ball groove (2) is provided on the surface of the sphere (1), a slider (3) is slidably mounted inside the ball groove (2), a mounting block (4) is fixedly mounted on the upper surface of the slider (3), an anti-seismic component (6) is fixedly mounted on the surface of the mounting block (4), the support rod (5) is threadedly mounted on the inner surface of the mounting block (4), a shielding cover (7) is movably mounted on the surface of the sphere (1) and located on both sides of the ball groove (2), and an arc-shaped locking component (8) is movably mounted on the upper surface of the shielding cover (7).

2. The seismic resistant steel grid connection structure according to claim 1, characterized in that: Limiting sliders (701) are fixedly mounted on the lower surface of the shielding cover (7) and close to both sides, a bayonet (702) is provided in the middle of the upper surface of the shielding cover (7), and an arc-shaped locking groove (703) is provided on the upper surface of the shielding cover (7).

3. The seismic-resistant steel grid connection structure according to claim 2 is characterized in that: An arc-shaped locking block (801) is fixedly mounted on the lower surface of the arc-shaped locking piece (8), and an arc-shaped opening (802) is opened on the upper surface of the arc-shaped locking piece (8).

4. The seismic-resistant steel grid connection structure according to claim 3 is characterized in that: Limiting slide grooves (101) are provided on the surface of the sphere (1) and on both sides of the ball groove (2); the limiting slide blocks (701) are embedded in the limiting slide grooves (101); and the shielding cover (7) is movably connected to the sphere (1) via the limiting slide blocks (701).

5. The earthquake-resistant steel grid connection structure according to claim 4 is characterized in that: The arc-shaped locking block (801) is embedded in the arc-shaped locking groove (703), and the arc-shaped locking element (8) is movably connected to the shielding cover (7) via the arc-shaped locking block (801).

6. The earthquake-resistant steel grid connection structure according to claim 5, characterized in that: The inner diameter of the arc-shaped opening (802) is greater than the inner diameter of the bayonet (702), and one side of the anti-vibration component (6) is fixed to the ball groove (2).

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