High-strength lightweight steel structure

Abstract

The utility model belongs to the technical field of steel structures, and particularly relates to a high-strength light-weight steel structure which comprises a stand column, a connecting plate is arranged at the top end of the stand column, an oblique beam is arranged at the top end of the connecting plate, grooves are formed in the surfaces of the front end and the rear end of the connecting plate in a penetrating mode, and a through hole is formed in the surface of the top end of the connecting plate in a penetrating mode. Bolts are arranged among the stand column, the connecting plate and the oblique beam, fixing blocks are connected to the two sides of the top end of the connecting plate, first screws are connected to the outer side walls of the fixing blocks, and extension plates are movably connected to the two sides of the connecting plate. In order to solve the problem that the installation efficiency is affected by complexity caused by the fact that the position of the cant beam needs to be adjusted many times, the cant beam is located in the space between the two fixing blocks when located at the top end of the connecting plate through cooperation between the fixing blocks and the first screws, then the first screws extrude and fix the cant beam, and bolts are taken out to penetrate through the connecting plate to install the cant beam. And the installation efficiency is further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of steel structures, and in particular relates to a high-strength lightweight steel structure. Background Art

[0002] Steel structure is a structure made of steel materials, which 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 steel and steel plates, and adopts rust removal and rust prevention processes such as silanization, pure manganese phosphating, water washing and drying, and galvanizing.

[0003] After searching, the "a lightweight and high-strength building steel structure" disclosed in the utility model patent with application number "CN202321203135.9" is also an increasingly mature technology. Through the arc groove on the U-shaped plate, the installation of inclined beams with different inclination angles on the column is realized, which is convenient for quick assembly on site and realizes lightweight installation. At the same time, according to the long groove, it is convenient to adjust the installation position of the second ear seat, and the installation angle of the support arm is adjusted synchronously at this time. The inclined beams with different inclination angles are supported by the support arm, which plays a role in strengthening the support connection. However, when the inclined beam is docked with the U-shaped plate, the position of the inclined beam needs to be adjusted multiple times, such as front and rear adjustment or left and right adjustment, to facilitate the installation of the bolts, which increases the installation time. Utility Model Content

[0004] The purpose of the utility model is to provide a high-strength lightweight steel structure, aiming to solve the problem in the prior art that when the above-mentioned equipment is in use, when the inclined beam is docked with the U-shaped plate, it is necessary to adjust the position of the inclined beam multiple times, such as front and rear adjustment or left and right adjustment, to facilitate the installation of the bolts, which increases the installation time.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a high-strength and lightweight steel structure, comprising a column, a connecting plate is provided at the top of the column, an inclined beam is provided at the top of the connecting plate, grooves are formed on the front and rear end surfaces of the connecting plate, a through hole is formed on the top surface of the connecting plate, bolts are provided between the column, the connecting plate and the inclined beam, fixing blocks are connected to the two sides of the top of the connecting plate, a first screw is connected to the outer wall of the fixing block, extension plates are movably connected to the two sides of the connecting plate, sliding grooves are provided on the front and rear end surfaces of the connecting plate, a connecting rod is connected to the inside of the sliding groove, fixing grooves are provided on the front and rear end surfaces of the connecting plate and located at the bottom of the sliding groove, and a second screw is connected to the internal thread of the fixing groove.

[0006] For the installation of the column and the connecting plate, as a preferred high-strength lightweight steel structure of the utility model, the bolt passes through the grooves at the front and rear ends of the connecting plate to fix the column in the notch of the connecting plate, and the other end of the bolt is connected by a nut.

[0007] In order to install the inclined beam and the connecting plate, as a preferred high-strength lightweight steel structure of the utility model, the bolt passes through the through hole on the end surface of the connecting plate to fix the inclined beam to the top of the connecting plate, and the other end of the bolt is connected by a nut.

[0008] In order to fix the position of the inclined beam at the top of the connecting plate, as a preferred high-strength lightweight steel structure of the utility model, the first screw is threadedly connected to the outer wall of the fixing block, and the first screw passes through the fixing block and the inclined beam to form an extrusion fixed connection.

[0009] In order to increase the supporting area of ​​the connecting plate, as a preferred high-strength lightweight steel structure of the utility model, two fixed grooves are opened and are symmetrically located on the longitudinal center line of the slide groove. One end of the connecting rod is connected to the surfaces of the front and rear ends of the extension plate, and the extension plate is slidably connected to the connecting plate through the connecting rod.

[0010] In order to facilitate the fixation of the extension plate, as a preferred high-strength lightweight steel structure of the utility model, the end of the connecting rod is connected to a fixing plate, and the second screw passes through the fixing plate and is threadedly connected in the fixing groove.

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

[0012] 1. The utility model reduces the cumbersome situation that the position of the inclined beam needs to be adjusted multiple times when the inclined beam and the connecting plate are installed, which affects the installation efficiency. Through the cooperation between the fixing block and the first screw, the inclined beam is placed in the spacing between the two fixing blocks when it is at the top of the connecting plate. Then the first screw squeezes and fixes the inclined beam, and the bolt is taken out to pass through the connecting plate to install the inclined beam, thereby improving the installation efficiency.

[0013] 2. The utility model reduces the influence of insufficient supporting area of ​​the connecting plate on the placement of the inclined beam, and by pulling the extension plate outward, the connecting plate and the extension plate cooperate to increase the supporting area, thereby improving the stability of the assembly of the inclined beam and the connecting plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] 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:

[0015] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the main structure of the utility model when viewed from above;

[0017] Figure 3This is a schematic diagram of the main body split structure of the utility model;

[0018] Figure 4 For this utility model Figure 3 A is an enlarged structural diagram;

[0019] Figure 5 It is a schematic diagram of the cross-sectional structure of the connecting plate of the utility model.

[0020] In the figure: 1. column; 2. connecting plate; 3. inclined beam; 4. groove; 5. through hole; 6. fixing block; 7. first screw; 8. extension plate; 9. slide groove; 10. connecting rod; 11. fixing groove; 12. second screw; 13. bolt. DETAILED DESCRIPTION

[0021] 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. Example

[0022] See also Figure 1-5 The utility model provides the following technical solutions: a high-strength lightweight steel structure, including a column 1, a connecting plate 2 is arranged at the top of the column 1, an inclined beam 3 is arranged at the top of the connecting plate 2, grooves 4 are opened through the front and rear end surfaces of the connecting plate 2, a through hole 5 is opened through the top surface of the connecting plate 2, bolts 13 are arranged between the column 1, the connecting plate 2 and the inclined beam 3, fixed blocks 6 are connected to the two sides of the top of the connecting plate 2, the outer wall of the fixed block 6 is connected to the first screw 7, extension plates 8 are movably connected to the two sides of the connecting plate 2, sliding grooves 9 are opened on the front and rear end surfaces of the connecting plate 2, a connecting rod 10 is connected inside the sliding groove 9, and a fixing groove 11 is opened on the front and rear end surfaces of the connecting plate 2 and located at the bottom of the sliding groove 9, and a second screw 12 is connected to the internal thread of the fixing groove 11.

[0023] Preferably, the bolt 13 passes through the grooves 4 at the front and rear ends of the connecting plate 2 to fix the column 1 in the notch of the connecting plate 2, and the other end of the bolt 13 is connected by a nut.

[0024] Preferably, the bolt 13 passes through the through hole 5 on the end surface of the connecting plate 2 to fix the inclined beam 3 to the top end of the connecting plate 2, and the other end of the bolt 13 is connected by a nut.

[0025] Preferably, the first screw 7 is threadedly connected to the outer wall of the fixing block 6 , and the first screw 7 passes through the fixing block 6 and the inclined beam 3 to form an extrusion fixing connection.

[0026] In the embodiment, when the inclined beam 3 is connected to the connecting plate 2, first, the inclined beam 3 is located at the top of the connecting plate 2 and then placed between the two fixing blocks 6, and then the left and right positions are adjusted to make the mounting hole on the inclined beam 3 coincide with the through hole 5 on the top surface of the connecting plate 2, and then, the first screw 7 is rotated on the outer wall of the fixing block 6, and then the end of the first screw 7 is close to the front and rear side walls of the inclined beam 3. As the first screw 7 continues to rotate, the end squeezes the front and rear side walls of the inclined beam 3, thereby completing the fixation. After fixation, the bolt 13 is taken out and inserted along the through hole 5 on the top surface of the connecting plate 2, and then extends to the outside through the connecting plate 2 and the inclined beam 3, and then the nut is taken out and tightened, thereby reducing the tediousness of adjusting the position of the inclined beam 3 multiple times when the inclined beam 3 is installed with the connecting plate 2, which affects the installation efficiency.

[0027] It should be noted that the installation of the column 1 is to be inserted into the bottom end of the connecting plate 2, and then the bolt 13 passes through the grooves 4 at the front and rear ends of the connecting plate 2, and also passes through the docking holes on the surface of the column 1, and then the bolt 13 extends to the outside and is fastened by a nut. When using the bolt 13, a gasket can be added to improve the tightness of the bolt 13. Example

[0028] See also Figure 1-5 There are two fixed grooves 11, which are symmetrically located on the longitudinal midline of the slide groove 9. One end of the connecting rod 10 is connected to the surfaces of the front and rear ends of the extension plate 8, and the extension plate 8 is slidably connected to the connecting plate 2 through the connecting rod 10.

[0029] Preferably, a fixing plate is connected to the end of the connecting rod 10 , and the second screw 12 passes through the fixing plate and is threadedly connected in the fixing groove 11 .

[0030] In the embodiment, according to the description in the first embodiment, if the supporting area of ​​the connecting plate 2 needs to be adjusted when the inclined beam 3 is connected to the connecting plate 2, at this time, the second screw 12 can be unscrewed to hold the end of the connecting rod 10 and pull it outward, so that the connecting rod 10 moves along the slide groove 9, while driving the extension plate 8 to open outward until it moves to the extreme position of the slide groove 9 and stops, and then the second screw 12 is taken out again and passed through the end of the connecting rod 10 and screwed into the fixing groove 11, so that the position of the extension plate 8 is fixed, and then the inclined beam 3 can be fixed according to the installation method of the inclined beam 3 and the connecting plate 2 in the first embodiment, thereby improving the stability of the assembly of the inclined beam 3 and the connecting plate 2.

[0031] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded 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 utility model shall be included in the protection scope of the utility model.

Claims

1. A high-strength lightweight steel structure, comprising a column (1), characterized in that: A connecting plate (2) is provided at the top of the column (1), an inclined beam (3) is provided at the top of the connecting plate (2), grooves (4) are provided through the front and rear end surfaces of the connecting plate (2), a through hole (5) is provided through the top surface of the connecting plate (2), and bolts (13) are provided between the column (1), the connecting plate (2) and the inclined beam (3); The top of the connecting plate (2) is connected to fixed blocks (6) on both sides, the outer side wall of the fixed block (6) is connected to a first screw (7), the connecting plate (2) is movably connected to extension plates (8) on both sides, the front and rear end surfaces of the connecting plate (2) are provided with sliding grooves (9), the interior of the sliding groove (9) is connected to a connecting rod (10), the front and rear end surfaces of the connecting plate (2) and the bottom of the sliding groove (9) are provided with fixing grooves (11), and the interior of the fixing groove (11) is threadedly connected to a second screw (12).

2. A high-strength lightweight steel structure according to claim 1, characterized in that: The bolt (13) passes through the grooves (4) at the front and rear ends of the connecting plate (2) to fix the column (1) in the notch of the connecting plate (2), and the other end of the bolt (13) is connected via a nut.

3. A high-strength lightweight steel structure according to claim 1, characterized in that: The bolt (13) passes through the through hole (5) on the end surface of the connecting plate (2) to fix the inclined beam (3) to the top end of the connecting plate (2), and the other end of the bolt (13) is connected by a nut.

4. A high-strength lightweight steel structure according to claim 1, characterized in that: The first screw (7) is threadedly connected to the outer wall of the fixing block (6), and the first screw (7) passes through the fixing block (6) and the inclined beam (3) to form an extrusion fixing connection.

5. The high-strength lightweight steel structure according to claim 1, characterized in that: The fixing grooves (11) are provided with two portions and are symmetrically located on the longitudinal midline of the slide groove (9). One end of the connecting rod (10) is connected to the surfaces of the front and rear ends of the extension plate (8), and the extension plate (8) is slidably connected to the connecting plate (2) via the connecting rod (10).

6. A high-strength lightweight steel structure according to claim 1, characterized in that: The end of the connecting rod (10) is connected to a fixing plate, and the second screw (12) passes through the fixing plate and is threadedly connected in the fixing groove (11).

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