CN220504152U

CN220504152U - Steel beam structure with good torsion resistance

Info

Publication number: CN220504152U
Application number: CN202321994855.1U
Authority: CN
Inventors: 李辉; 白朝辉; 刘洪旭; 田文冲
Original assignee: Hebei Lanju Steel Structure Co ltd
Current assignee: Hebei Lanju Steel Structure Co ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-02-20
Anticipated expiration: 2033-07-27

Abstract

The utility model provides a steel beam structure with good anti-buckling performance, which comprises two steel columns and an I-shaped steel beam which are arranged at intervals, wherein two ends of the I-shaped steel beam are welded with first connecting plates, two steel columns are respectively fixedly provided with a second connecting plate, the first connecting plates are connected with the second connecting plates through a plurality of high-strength bolts, a plurality of connecting seats are welded on the I-shaped steel beam, positioning grooves are formed in the connecting seats, a positioning block is arranged on one side of each positioning groove, a movable seat is fixedly arranged at the top of each sliding block, and one side of each movable seat is fixedly provided with one positioning block, and the positioning blocks are matched with the positioning grooves in size.

Description

Steel beam structure with good torsion resistance

Technical Field

The utility model relates to the field of steel beams, in particular to a steel beam structure with good torsion resistance.

Background

The theatre performance theatre sometimes needs overlap joint second floor on the stage to the arrangement of cooperation performance, the steel construction that commonly uses when overlapping joint interim second floor overlap joint welds I-shaped steel girder on the steel column, installs the floor on the girder steel again, and the girder steel of I shape has upper flange plate, lower flange plate to and connect the web between upper flange plate and lower flange plate, the web both sides have with upper and lower flange plate common recess that forms, the floor is installed on the upper flange plate of girder steel.

But during dismantling after steel column and girder steel welding among the prior art, need use laser cutting machine or angle mill to cut steel column and girder steel open, need professional to operate and have certain danger for the dismouting of girder steel is comparatively troublesome.

Therefore, it is necessary to provide a new steel beam structure with good anti-buckling performance to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the steel beam structure with good torsion resistance, and solves the problems that in the prior art, when a steel column and a steel beam are disassembled after being welded, a laser cutting machine or an angle grinder is needed to cut the steel column and the steel beam, a professional is needed to operate and the steel beam structure has a certain danger, so that the disassembly and the assembly of the steel beam are more troublesome.

The steel beam structure with good anti-twisting performance comprises two steel columns and an I-shaped steel beam which are arranged at intervals, wherein two ends of the I-shaped steel beam are welded with a first connecting plate, two steel columns are fixedly provided with a second connecting plate, and the first connecting plate is connected with the second connecting plate through a plurality of high-strength bolts;

the I-shaped steel beam is welded with a plurality of connecting seats, locating grooves are formed in the connecting seats, and locating blocks are arranged on one sides of the locating grooves.

In a preferred embodiment, a mounting seat is welded on one side of the steel column, a sliding groove is formed in the surface of the mounting seat, a threaded column is movably arranged in the sliding groove through a bearing, a sliding block is slidably arranged in the sliding groove, a movable seat is fixed on the top of the sliding block, a positioning block is fixed on one side of the movable seat, and the positioning block is matched with the positioning groove in size;

one end of the threaded column penetrates through the mounting seat and is connected with a hexagonal driving block.

In a preferred embodiment, a bearing column is arranged between the movable seat and the i-steel beam, one end of the bearing column is fixed on the surface of the steel column, the other end of the bearing column penetrates through the movable seat, and the bearing column is in sliding connection with the movable seat.

In a preferred embodiment, a vertical reinforcing plate is welded at the center of the I-shaped steel beam, and reinforcing inclined plates are arranged on two sides of the vertical reinforcing plate.

In a preferred embodiment, the reinforcing swash plate has the same width as the flanges of the i-beam, one end of the reinforcing swash plate is welded to the i-beam, and the other end of the reinforcing swash plate is welded to the vertical reinforcing plate.

The utility model has the beneficial effects that:

1. before this girder steel structure equipment, the staff can be earlier with two steel column bottoms fixed and wait the mounted position, the rethread loop wheel machine hangs the I-beam and reaches two steel column tops, the staff can use the spanner to rotate hexagonal drive piece and drive the screw thread post rotation this moment, the screw thread post can drive the slider and slide along the spout when rotating, and then drive and remove the seat and remove, the locating piece on four removal seats all enters into the constant head tank inside, the staff can be together fixed first connecting plate and second connecting plate through a plurality of high strength bolts this moment, for prior art, the security and the convenience of staff installation I-beam and steel column have been improved.

2. The anti-bending performance and the mid-span bending moment of the I-steel structural beam can be greatly increased by arranging the vertical reinforcing plates and the reinforcing inclined plates, and the anti-bending performance of the I-steel beam is further improved.

Drawings

FIG. 1 is a perspective view of the whole structure of a steel beam structure with good anti-buckling performance;

FIG. 2 is an enlarged schematic view of the structure A shown in FIG. 1;

fig. 3 is a plan view of the whole structure of the steel beam structure with good torsion resistance.

Reference numerals in the drawings: 1. a steel column; 2. an I-beam; 3. a first connection plate; 4. a second connecting plate; 5. a high strength bolt; 6. a connecting seat; 7. a positioning groove; 8. a positioning block; 9. a mounting base; 10. a chute; 11. a threaded column; 12. a slide block; 13. a movable seat; 14. a force bearing column; 15. a vertical reinforcing plate; 16. reinforcing sloping plates; 17. a hexagonal driving block.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2 and fig. 3 in combination, fig. 1 is a perspective view of an overall structure of a steel beam structure with good anti-buckling performance according to the present utility model; FIG. 2 is an enlarged schematic view of the structure A shown in FIG. 1; fig. 3 is a plan view of the whole structure of the steel beam structure with good torsion resistance.

In the specific implementation process, as shown in fig. 1-3, including two steel columns 1 and I-beam 2 that the interval set up, I-beam 2 both ends all weld first connecting plate 3, all be fixed with second connecting plate 4 on two steel columns 1, be connected through a plurality of high strength bolts 5 between first connecting plate 3 and the second connecting plate 4, the welding has a plurality of connecting seats 6 on the I-beam 2, the constant head tank 7 has been seted up on the connecting seat 6, one side of constant head tank 7 is provided with locating piece 8, the staff can use spanner to rotate hexagonal drive piece 17 and drive screw post 11 and rotate, screw post 11 can drive slider 12 and slide along spout 10 when rotating, and then drive and remove seat 13 and remove, the locating piece 8 on four removal seats 13 all get into inside constant head tank 7, fix I-beam 2 through locating piece 8 and constant head tank 7, make things convenient for the staff to install a plurality of high strength bolts 5 and fix first connecting plate 3 together with second connecting plate 4.

The steel column 1 one side welding has mount pad 9, and the spout 10 has been seted up on the mount pad 9 surface, and the spout 10 is inside to be provided with screw thread post 11 through the bearing activity, and the inside slip of spout 10 is provided with slider 12, and slider 12 top is fixed with and removes seat 13, removes seat 13 one side and is fixed with locating piece 8, locating piece 8 and constant head tank 7 size phase-match, and screw thread post 11 one end runs through mount pad 9 to be connected with hexagonal drive piece 17.

A bearing column 14 is arranged between the movable seat 13 and the I-shaped steel beam 2, one end of the bearing column 14 is fixed on the surface of the steel column 1, the other end of the bearing column 14 penetrates through the movable seat 13, the bearing column 14 is in sliding connection with the movable seat 13, the tensile strength of the movable seat 13 can be improved through the arrangement of the bearing column 14, and the connection stability between the positioning block 8 and the positioning groove 7 is further improved.

The vertical reinforcing plate 15 is welded at the center of the I-beam 2, the reinforcing sloping plates 16 are arranged on two sides of the vertical reinforcing plate 15, the width of each reinforcing sloping plate 16 is the same as the width of the flange of the I-beam 2, one end of each reinforcing sloping plate 16 is welded with the I-beam 2, the other end of each reinforcing sloping plate 16 is welded with the vertical reinforcing plate 15, and the torsional resistance and the midspan bending moment of the I-beam can be greatly increased by arranging the vertical reinforcing plates 15 and the reinforcing sloping plates 16, so that the bending resistance of the I-beam is further improved.

The working principle of the utility model is as follows: before the steel beam structure is assembled, a worker can fix the bottoms of two steel columns 1 at the positions to be installed firstly, then the I-shaped steel beam 2 is lifted to the positions above the two steel columns 1 through the crane, at the moment, the worker can rotate the hexagonal driving block 17 by using a wrench to drive the threaded column 11 to rotate, the threaded column 11 can drive the sliding block 12 to slide along the sliding chute 10 during rotation, and then the movable seat 13 is driven to move, when the positioning blocks 8 on the four movable seats 13 all enter the positioning grooves 7, at the moment, the first connecting plate 3 and the second connecting plate 4 can be fixed together through the plurality of high-strength bolts 5, and the operation is simple and convenient;

by arranging the vertical reinforcing plates 15 and the reinforcing inclined plates 16, the torsion resistance and the midspan bending moment of the I-steel structural beam can be greatly increased, and the bending resistance of the I-steel beam can be further improved.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The steel beam structure with good torsion resistance comprises two steel columns (1) and I-shaped steel beams (2) which are arranged at intervals, and is characterized in that two ends of each I-shaped steel beam (2) are welded with a first connecting plate (3), two steel columns (1) are fixedly provided with a second connecting plate (4), and the first connecting plates (3) are connected with the second connecting plates (4) through a plurality of high-strength bolts (5);

the steel I-beam (2) is welded with a plurality of connecting seats (6), locating grooves (7) are formed in the connecting seats (6), and locating blocks (8) are arranged on one side of each locating groove (7).

2. The steel beam structure with good anti-twisting performance according to claim 1, wherein a mounting seat (9) is welded on one side of the steel column (1), a sliding groove (10) is formed in the surface of the mounting seat (9), a threaded column (11) is movably arranged in the sliding groove (10) through a bearing, a sliding block (12) is slidably arranged in the sliding groove (10), a movable seat (13) is fixed on the top of the sliding block (12), a positioning block (8) is fixed on one side of the movable seat (13), and the positioning block (8) is matched with the positioning groove (7) in size;

one end of the threaded column (11) penetrates through the mounting seat (9) and is connected with a hexagonal driving block (17).

3. The steel beam structure with good anti-twisting performance according to claim 2, wherein a bearing column (14) is arranged between the movable seat (13) and the steel i-beam (2), one end of the bearing column (14) is fixed on the surface of the steel column (1), the other end of the bearing column (14) penetrates through the movable seat (13), and the bearing column (14) is in sliding connection with the movable seat (13).

4. A steel girder structure with good anti-buckling performance according to claim 3, wherein a vertical reinforcing plate (15) is welded at the center of the i-steel girder (2), and reinforcing inclined plates (16) are arranged at two sides of the vertical reinforcing plate (15).

5. The steel girder structure with good anti-buckling performance according to claim 4, wherein the width of the reinforcing inclined plate (16) is the same as the width of the flange of the steel i-beam (2), one end of the reinforcing inclined plate (16) is welded with the steel i-beam (2), and the other end of the reinforcing inclined plate (16) is welded with the vertical reinforcing plate (15).