Cross beam steel structure

Abstract

The utility model discloses a cross beam steel structure which comprises a cross beam, a top frame and a first damping mechanism. Connecting blocks are installed below the two ends of the top frame, the bottom ends of the connecting blocks penetrate through the cross beam, second damping mechanisms are installed at the two ends between the cross beam and the top frame, each first damping mechanism is composed of an upper end installation frame and a bottom end installation frame, and the upper end installation frames are installed at the bottom end of the top frame. A plurality of folding frames are installed between the upper end installation frame and the bottom end installation frame, and first springs are installed on the outer sides of the sections, located between the sliding blocks, of the upper sides of the sliding rods. Vibration of the ceiling on the upper side of the top frame is buffered through the first damping mechanism and the second damping mechanism, in the buffering process of the first damping mechanism, the sliding sleeves can slide along the sliding rods, at the moment, the folding frame is folded, force borne by the ceiling is buffered, and the damping effect is good. By arranging the first damping sleeve, the resistance between the sliding rod and the sliding sleeve can be increased, and the phenomenon that the top frame shakes in the using process is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structures, in particular to a crossbeam steel structure. Background Art

[0002] Steel structure is a very important type of building structure in modern buildings. It has many advantages such as high strength, light weight, good rigidity and strong toughness. Therefore, its application field is also very wide. The beam is an important component of the steel structure, which is used to connect the pillars and support the ceiling.

[0003] Chinese patent number CN201721627818.1 discloses a crossbeam steel structure, including an "I"-shaped beam body, both ends of the beam body are matched with a shell, the lower end of the shell has a flange for connecting the vertical beam, the shell has a through slot for passing through the beam body, after the beam body passes through the through slot, it is welded and fixed at the position where it joins with the through slot wall, an arc-shaped ceiling support plate is installed on the top of the beam body, bolts are matched between the ceiling support plate and the beam body, the two ends of the ceiling support plate are against the shells on both sides, a plurality of rotating seats are welded at the bottom of the ceiling support plate, a support structure with adjustable support height is matched through the rotating seat, a rotating pin is matched between the support structure and the rotating seat, an anti-slip plate is arranged on the top of the beam body, and the end of the support structure away from the rotating seat is matched with the anti-slip plate. In the process of using the prior art, the shock absorption and buffering performance of the ceiling is poor, and when encountering strong winds, the top cover is prone to detachment, affecting the stability of the steel structure. Utility Model Content

[0004] The utility model aims to provide a crossbeam steel structure to solve the problems raised in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crossbeam steel structure, comprising a crossbeam, a top frame and a first shock-absorbing mechanism; connecting blocks are installed below both ends of the top frame, the bottom ends of the connecting blocks pass through the crossbeam, and second shock-absorbing mechanisms are installed at both ends between the crossbeam and the top frame, the first shock-absorbing mechanism is composed of an upper mounting frame and a bottom mounting frame, the upper mounting frame is installed at the bottom end of the top frame, and the bottom mounting frame is installed at the upper end of the crossbeam, and multiple folding frames are installed between the upper mounting frame and the bottom mounting frame, and axle seats are rotatably installed at both ends of the folding frame, the axle seats are installed on the upper side of the slider, the first damping sleeve is installed on the inner side of the slider, the first damping sleeve is slidably installed on the upper side of the sliding rod, the sliding rod is respectively installed on the upper side of the bottom mounting frame and the bottom end of the upper mounting frame, and the first spring is installed on the outer side of the section between the sliders on the upper side of the sliding rod.

[0006] Preferably, a corrosion-resistant layer is provided on the outer side of the cross beam, the top frame and the folding frame, and the corrosion-resistant layer is provided as a chrome-plated layer.

[0007] Preferably, protective sleeves are provided on both sides of the first spring, and the protective sleeves are installed at the outer side of the slider.

[0008] Preferably, soft metal pads are provided on the upper side of the upper mounting frame and the lower side of the bottom mounting frame, and the soft metal pads are welded to the upper side of the upper mounting frame and the lower side of the bottom mounting frame.

[0009] Preferably, the second shock absorbing mechanism consists of a guide rod and a second spring, the guide rod is installed at a position below the top frame, the bottom end of the guide rod passes through the cross beam, a second damping sleeve is slidably installed on the outer side of the bottom end of the guide rod, the second damping sleeve is installed on the upper side of the cross beam, the second spring is installed on the outer side of the guide rod, and the upper and lower ends of the second spring are installed on the bottom end of the top frame and the upper side of the cross beam.

[0010] Preferably, a limit plate is provided at the bottom end of the guide rod, and the limit plate is welded to the bottom end of the guide rod.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The first damping mechanism and the second damping mechanism are used to buffer the vibration of the ceiling on the upper side of the top frame. During the buffering process of the first damping mechanism, the sliding sleeve will slide along the sliding rod. At this time, the folding frame is folded to buffer the force on the ceiling. The setting of the first damping sleeve can increase the resistance between the sliding rod and the sliding sleeve to avoid the shaking of the top frame during use;

[0013] 2. The protective cover is used to protect the first spring to prevent the first spring from being corroded during use, thereby extending the service life of the first spring;

[0014] 3. The texture of the soft metal pad is relatively soft. When installing the upper mounting frame and the bottom mounting frame, the soft metal pad will be compressed and deformed, making the installation of the upper mounting frame and the bottom mounting frame more stable;

[0015] 4. During use, the second shock-absorbing mechanism uses a spring to buffer vibrations. At the same time, the second damping sleeve is used to increase the friction between the guide rod and the crossbeam to avoid shaking of the guide rod and the top frame during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the first shock absorbing mechanism of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the folding frame of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the bottom mounting frame of the utility model.

[0021] In the figure: 1. crossbeam; 2. first shock absorbing mechanism; 3. upper mounting frame; 4. top frame; 5. second shock absorbing mechanism; 6. guide rod; 7. second spring; 8. limit plate; 9. second damping sleeve; 10. connecting block; 11. bottom mounting frame; 12. slide rod; 13. slide block; 14. folding frame; 15. first spring; 16. first damping sleeve; 17. protective cover; 18. axle seat; 19. soft metal pad; 20. corrosion-resistant layer. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 In the embodiment of the utility model, a crossbeam steel structure comprises a crossbeam 1, a top frame 4 and a first shock absorbing mechanism 2; a connecting block 10 is installed below both ends of the top frame 4, and the bottom end of the connecting block 10 passes through the crossbeam 1, and a second shock absorbing mechanism 5 is installed at both ends between the crossbeam 1 and the top frame 4. The first shock absorbing mechanism 2 is composed of an upper mounting frame 3 and a bottom mounting frame 11, the upper mounting frame 3 is installed at the bottom end position of the top frame 4, and the bottom mounting frame 11 is installed at the upper end position of the crossbeam 1, and a plurality of folding frames 14 are installed between the upper mounting frame 3 and the bottom mounting frame 11, and an axle seat 18 is rotatably installed at both ends of the folding frame 14, and the axle seat 18 is installed on the upper side of the slider 13, and a first damping sleeve 16 is installed on the inner side of the slider 13, and the first damping sleeve 16 is slidably installed on the upper side of the slide rod 12, and the slide rod 12 is respectively installed on the upper side of the bottom mounting frame 11 and the bottom end of the upper mounting frame 3, and a first spring 15 is installed on the outer side of the upper section between the sliders 13.

[0024] A corrosion-resistant layer 20 is arranged on the outside of the crossbeam 1, the top frame 4 and the folding frame 14. The corrosion-resistant layer 20 is arranged as a chrome-plated layer. The chrome-plated layer used in the corrosion-resistant layer 20 has strong corrosion resistance, which can reduce the corrosion of the crossbeam 1, the top frame 4 and the folding frame 14 during use and extend the service life of the crossbeam 1, the top frame 4 and the folding frame 14.

[0025] Protective sleeves 17 are provided on both sides of the first spring 15 , and the protective sleeves 17 are installed outside the slider 13 . The protective sleeves 17 are provided to protect the first spring 15 , so as to avoid corrosion of the first spring 15 during use, thereby extending the service life of the first spring 15 .

[0026] Soft metal pads 19 are arranged on the upper side of the upper mounting frame 3 and the lower side of the bottom mounting frame 11. The soft metal pads 19 are welded to the upper side of the upper mounting frame 3 and the lower side of the bottom mounting frame 11. The texture of the soft metal pads 19 is relatively soft. When the upper mounting frame 3 and the bottom mounting frame 11 are installed, the soft metal pads 19 will be compressed and deformed, making the installation of the upper mounting frame 3 and the bottom mounting frame 11 more stable.

[0027] The second shock absorbing mechanism 5 is composed of a guide rod 6 and a second spring 7. The guide rod 6 is installed at the lower position of the top frame 4. The bottom end of the guide rod 6 passes through the cross beam 1. A second damping sleeve 9 is slidably installed on the outer side of the bottom end of the guide rod 6. The second damping sleeve 9 is installed on the upper side of the cross beam 1. The second spring 7 is installed on the outer side of the guide rod 6. The upper and lower ends of the second spring 7 are installed on the bottom end of the top frame 4 and the upper side of the cross beam 1. During the use of the second shock absorbing mechanism 5, the vibration is buffered by the spring. At the same time, the second damping sleeve 9 is used to increase the friction between the guide rod 6 and the cross beam 1 to avoid the shaking of the guide rod 6 and the top frame 4 during use; a limit plate 8 is set at the bottom end of the guide rod 6, and the limit plate 8 is welded to the bottom end of the guide rod 6. The setting of the limit plate 8 is used to limit the range of movement of the guide rod 6 to avoid the guide rod 6 from separating from the cross beam 1 during the shock absorption process.

[0028] The working principle and use process of the utility model are as follows: when installing the cross beam 1, the cross beam 1 is installed on the upper side of the pillar, and then the top frame 4 is installed on the upper side of the cross beam 1, and the first shock absorbing mechanism 2 and the second shock absorbing mechanism 5 are installed between the cross beam 1 and the top frame 4. When in use, the first shock absorbing mechanism 2 and the second shock absorbing mechanism 5 are used to buffer the vibration of the ceiling on the upper side of the top frame 4. During the buffering process of the first shock absorbing mechanism 2, the sliding sleeve will slide along the sliding rod 12. At this time, the folding frame 14 is folded to buffer the force applied to the ceiling. The setting of the first damping sleeve 16 can increase the resistance between the sliding rod 12 and the sliding sleeve to avoid shaking of the top frame 4 during use.

[0029] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A crossbeam steel structure, comprising a crossbeam (1), a top frame (4) and a first shock absorbing mechanism (2); characterized in that: Connecting blocks (10) are installed below both ends of the top frame (4), the bottom ends of the connecting blocks (10) pass through the cross beam (1), and second shock absorbing mechanisms (5) are installed at both ends between the cross beam (1) and the top frame (4). The first shock absorbing mechanism (2) consists of an upper mounting frame (3) and a lower mounting frame (11), the upper mounting frame (3) is installed at the bottom end of the top frame (4), the lower mounting frame (11) is installed at the upper end of the cross beam (1), and a second shock absorbing mechanism (5) is installed between the upper mounting frame (3) and the lower mounting frame (11). A plurality of folding frames (14) are provided, and shaft seats (18) are rotatably installed at both ends of the folding frames (14). The shaft seats (18) are installed on the upper side of a slider (13). A first damping sleeve (16) is installed on the inner side of the slider (13). The first damping sleeve (16) is slidably installed on the upper side of a slide bar (12). The slide bar (12) is respectively installed on the upper side of a bottom mounting frame (11) and the bottom end of an upper mounting frame (3). A first spring (15) is installed on the outer side of the upper side of the slide bar (12) located between the sliders (13).

2. A crossbeam steel structure according to claim 1, characterized in that: The outer sides of the crossbeam (1), the top frame (4) and the folding frame (14) are provided with a corrosion-resistant layer (20), and the corrosion-resistant layer (20) is configured as a chrome-plated layer.

3. A crossbeam steel structure according to claim 1, characterized in that: Protective sleeves (17) are provided on both sides of the first spring (15), and the protective sleeves (17) are installed at the outer side of the slider (13).

4. A crossbeam steel structure according to claim 1, characterized in that: A soft metal pad (19) is provided on the upper side of the upper mounting frame (3) and the lower side of the lower mounting frame (11); the soft metal pad (19) is welded to the upper side of the upper mounting frame (3) and the lower side of the lower mounting frame (11).

5. The crossbeam steel structure according to claim 1, characterized in that: The second shock absorbing mechanism (5) is composed of a guide rod (6) and a second spring (7); the guide rod (6) is mounted below the top frame (4); the bottom end of the guide rod (6) passes through the cross beam (1); a second damping sleeve (9) is slidably mounted on the outer side of the bottom end of the guide rod (6); the second damping sleeve (9) is mounted on the upper side of the cross beam (1); the second spring (7) is mounted on the outer side of the guide rod (6); and the upper and lower ends of the second spring (7) are mounted on the bottom end of the top frame (4) and the upper side of the cross beam (1).

6. A crossbeam steel structure according to claim 5, characterized in that: A limiting plate (8) is provided at the bottom end of the guide rod (6), and the limiting plate (8) is welded to the bottom end of the guide rod (6).

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