Steel structure connecting structure

Abstract

The utility model relates to a steel structure connecting structure, which belongs to the technical field of steel structures and comprises an I-shaped cross beam, an I-shaped upright post, a supporting flat plate, a connecting plate, a supporting arm plate, a reinforcing plate, a fixing plate, a connecting web plate, a connecting wing plate, a reinforcing rib plate and a fixing steel plate, the top of the connecting web is provided with a positioning boss matched with the positioning open groove, and the upper supporting flat plate and a top wing plate of the I-shaped cross beam are provided with positioning grooves allowing the bottom of the connecting web to stretch into. The reinforcing plates are welded and fixed to the bottoms of the inner ends of the supporting flat plates and the wing plates of the I-shaped cross beam, the connecting structure of the I-shaped cross beam and the I-shaped stand column can be reinforced, the supporting arm plates are fixed to the I-shaped cross beam and the I-shaped stand column through the connecting web plates and the connecting wing plates, connection is firmer, and the service life of the I-shaped cross beam and the I-shaped stand column is prolonged. The connecting web is positioned through the positioning open groove and the positioning groove, and positioning is simple and rapid.

Description

Technical Field

[0001] The utility model relates to a steel structure connection structure and belongs to the technical field of steel structures. Background Art

[0002] The steel structure connection structure is the mutual connection method between steel structure members or components. The connection structure of I-shaped crossbeam and I-shaped column is an important connection structure of steel structure. At present, support plates supporting transverse wing plates are fixed on both sides of the column, and then a connecting plate connecting the transverse web is provided between the two support plates, and a support arm beam is fixed on the top of the crossbeam. However, such a structure is not strong enough, and the installation and positioning of the support arm beam is more troublesome. Utility Model Content

[0003] The utility model provides a steel structure connection structure, which solves the problem that the current structure is not firm enough and the installation and positioning of the support arm beam is troublesome.

[0004] The utility model relates to a steel structure connection structure, comprising an I-shaped crossbeam and an I-shaped column, two supporting plates are fixed on both sides of the I-shaped column, a connecting plate is fixed between the two supporting plates, the inner side of the top of the I-shaped crossbeam is connected to the support arm plate, the supporting plate and the inner bottom of the wing plate of the I-shaped crossbeam are welded and fixed with a reinforcing plate, a fixing plate is fixed on the I-shaped column above the supporting plate, a connecting web is fixed between the bottom of the fixing plate and the upper supporting plate, a connecting wing plate is provided on the top and the outer side of the connecting web, a reinforcing rib plate is fixed between the connecting wing plate and the wing plate of the support arm plate, the connecting wing plate and the web of the support arm plate are fixed by a fixing steel plate, the inner end of the top connecting wing plate is welded and fixed to the top of the fixing plate, the bottom of the side connecting wing plate is welded and fixed to the I-shaped crossbeam, a positioning opening groove is provided in the middle of the outer side of the fixing plate, a positioning boss matching the positioning opening groove is provided on the top of the connecting web, and a positioning groove for the bottom of the connecting web to extend into is provided on the upper supporting plate and the top wing plate of the I-shaped crossbeam.

[0005] As a preferred embodiment, a support plate is fixed between the upper and lower wing plates of the I-shaped crossbeam, and the inner end of the support plate is fixed to the web of the I-shaped crossbeam, so that the structure is more stable.

[0006] As a preferred embodiment, a support plate is provided at the bottom of the I-shaped beams on both sides, a mounting plate is fixed at the bottom of the support plate, a top column is fixedly connected to the mounting plate, pressure plates are provided on both sides above the support plate, the inner end of the pressure plate is pressed on the bottom wing plate of the I-shaped beam, the pressure plate and the support plate are fixedly connected by fastening bolts, and a supporting flange supported on the top of the support plate is provided on the outer side of the pressure plate, which can support the other end or the middle of the I-shaped beam, making the beam more stable.

[0007] As a preferred embodiment, a limiting rib is fixed on the top of the bottom wing of the I-beam, and a limiting groove cooperating with the limiting rib is provided at the bottom inner end of the pressure plate, which can quickly position the pressure plate and prevent the pressure plate from being displaced along the width direction of the I-beam wing.

[0008] As a preferred embodiment, an L-shaped positioning slot is provided in the middle of the bottom of the support plate, and the top column is L-shaped, so as to quickly locate the position of the top column on the support plate.

[0009] The utility model has the following beneficial effects:

[0010] A reinforcing plate is welded and fixed to the bottom of the inner end of the wing plate of the supporting flat plate and the I-shaped crossbeam, which can strengthen the connection structure between the I-shaped transverse section and the I-shaped column, and the support arm plate is fixed to the I-shaped transverse section and the I-shaped column through the connecting web and the connecting wing plate, so that the connection is more firm. The connecting web is positioned by the positioning opening groove and the positioning groove, and the positioning is simple and fast. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0012] Figure 2 It is a three-dimensional structural schematic diagram of part of the utility model;

[0013] Figure 3 It is a schematic diagram of the side structure of the support plate;

[0014] In the figure: 1. I-shaped column, 2. supporting plate, 3. connecting plate, 4. I-shaped crossbeam, 5. support plate, 6. connecting web plate, 7. connecting wing plate, 8. fixing steel plate, 9. reinforcing rib plate, 10. support arm plate, 11. positioning opening groove, 12. fixing plate, 13. positioning groove, 14. reinforcing plate, 15. positioning boss, 16. pressure plate, 17. top column, 18. support plate, 19. mounting plate, 20. supporting flange, 21. positioning slot, 22. limiting rib. DETAILED DESCRIPTION

[0015] The utility model is further described below in conjunction with embodiments.

[0016] Embodiment 1, as Figures 1 to 3As shown, the utility model is a steel structure connection structure, including an I-shaped cross beam 4 and an I-shaped column 1, two support plates 2 are fixed on both sides of the I-shaped column 1, a connecting plate 3 is fixed between the two support plates 2, an arm plate 10 is connected to the inner side of the top of the I-shaped cross beam 4, the arm plate 10 is connected to the upper steel structure, a reinforcing plate 14 is welded and fixed to the bottom of the inner end of the wing plate of the support plate 2 and the I-shaped cross beam 4, a fixing plate 12 is fixed on the I-shaped column 1 above the support plate 2, a connecting web 6 is fixed between the bottom of the fixing plate 12 and the upper support plate 2, and the top and outer sides of the connecting web 6 are connected. A connecting wing plate 7 is provided, and a reinforcing rib plate 9 is fixed between the connecting wing plate 7 and the wing plate of the support arm plate 10. The connecting wing plate 7 and the web of the support arm plate 10 are fixed by a fixing steel plate 8. The inner end of the top connecting wing plate 7 is welded and fixed to the top of the fixing plate 12, and the bottom of the side connecting wing plate 7 is welded and fixed to the I-shaped crossbeam 4. A positioning opening groove 11 is provided in the middle of the outer side of the fixing plate 12, and a positioning boss 15 matching the positioning opening groove 11 is provided on the top of the connecting web 6. A positioning groove 13 for the bottom of the connecting web 6 to extend into is provided on the upper supporting plate 2 and the top wing plate of the I-shaped crossbeam 4.

[0017] During installation, two support plates 2 are welded and fixed at the positions corresponding to the I-shaped beam 4 on both sides of the I-shaped column 1, and then the connecting plate 3 is welded and fixed in the middle of the two support plates 2, and the inner end of the connecting plate 3 is welded and fixed to the I-shaped column 1, and then the fixing plate 12 is welded and fixed on the I-shaped column 1, and then the I-shaped beam 4 is hoisted to the installation position, and the web plate and the connecting plate 3 of the I-shaped beam 4 are connected by bolts, and the supporting plate 2 and the inner end of the flange of the I-shaped beam 4 are welded and fixed by the reinforcing plate 14, and then the bottom of the connecting web 6 is inserted into the The positioning groove 13 and the positioning boss 15 are stuck in the positioning opening groove 11, quickly positioned, and then the bottom of the connecting web 6 is welded to the supporting plate 2 and the I-shaped beam 4, the top of the connecting web 6 is welded to the bottom of the fixing plate 12, and the bottom of the connecting wing plate 7 is welded to the I-shaped beam 4, the top inner end of the connecting wing plate 7 is welded to the top of the fixing plate 12, and then the wing plate of the support arm plate 10 is fixed to the connecting wing plate 7 by fixing the steel plate 8 bolts, and then the connecting wing plate 7 is welded to the wing plate of the support arm plate 10 by the reinforcing rib plate 9.

[0018] Embodiment 2, on the basis of embodiment 1, a support plate 5 is fixed between the upper and lower wing plates of the I-shaped cross beam 4, and the inner end of the support plate 5 is fixed to the web plate of the I-shaped cross beam 4.

[0019] A support plate 18 is provided at the bottom of the I-shaped crossbeam 4 on both sides, a mounting plate 19 is fixed to the bottom of the support plate 18, and the mounting plate 19 is fixedly connected to the top column 17. Pressing plates 16 are provided on both sides above the support plate 18, and the inner end of the pressing plate 16 is pressed on the bottom wing plate of the I-shaped crossbeam 4. The pressing plate 16 and the support plate 18 are fixedly connected by fastening bolts, and a supporting flange 20 supported on the top of the support plate 18 is provided on the outer side of the pressing plate 16.

[0020] A limiting convex rib 22 is fixed to the top of the bottom wing plate of the I-shaped cross beam 4 , and a limiting groove cooperating with the limiting convex rib 22 is provided at the bottom of the inner end of the pressing plate 16 .

[0021] An L-shaped positioning slot 21 is provided in the middle of the bottom of the support plate 18, and the top column 17 is L-shaped. After the I-shaped cross beam 4 is installed and fixed, the pressing plate 16 can be placed in the middle or the other end of the I-shaped cross beam 4, and the limiting groove of the pressing plate 16 is stuck on the limiting convex rib 22, and then the support plate 18 is placed on the bottom of the I-shaped cross beam 4, and the pressing plate 16 and the support plate 17 are connected by fastening bolts, and then the top column 17 is inserted into the positioning slot 21, and the top column 17 is fixed to the mounting plate 19 by bolts.

[0022] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

[0023] In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "upper", "lower", "top", "bottom" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific orientation. Therefore, they should not be understood as limitations on the present invention.

Claims

1. A steel structure connection structure, comprising an I-shaped crossbeam (4) and an I-shaped column (1), two support plates (2) are fixed on both sides of the I-shaped column (1), a connecting plate (3) is fixed between the two support plates (2), and an arm plate (10) is connected to the inner side of the top of the I-shaped crossbeam (4), characterized in that: A reinforcing plate (14) is welded and fixed to the bottom of the inner end of the wing plate of the supporting plate (2) and the I-shaped cross beam (4); a fixing plate (12) is fixed to the I-shaped column (1) above the supporting plate (2); a connecting web (6) is fixed between the bottom of the fixing plate (12) and the supporting plate (2) above; a connecting wing plate (7) is provided on the top and the outer side of the connecting web (6); a reinforcing rib plate (9) is fixed between the connecting wing plate (7) and the wing plate of the support arm plate (10); and a connecting rib plate (9) is fixed between the connecting wing plate (7) and the web of the support arm plate (10). The fixing plate (8) is fixed, the inner end of the top connecting wing plate (7) is welded and fixed to the top of the fixing plate (12), the bottom of the side connecting wing plate (7) is welded and fixed to the I-shaped cross beam (4), a positioning opening groove (11) is provided in the middle of the outer side of the fixing plate (12), a positioning boss (15) matched with the positioning opening groove (11) is provided on the top of the connecting web (6), and a positioning groove (13) for the bottom of the connecting web (6) to extend into is provided on the upper supporting plate (2) and the top wing plate of the I-shaped cross beam (4).

2. The steel structure connection structure according to claim 1, characterized in that: A support plate (5) is fixed between the upper and lower wing plates of the I-shaped cross beam (4), and the inner end of the support plate (5) is fixed to the web plate of the I-shaped cross beam (4).

3. The steel structure connection structure according to claim 1, characterized in that: A support plate (18) is provided at the bottom of the I-shaped cross beam (4) on both sides, a mounting plate (19) is fixed at the bottom of the support plate (18), and the mounting plate (19) is fixedly connected to a top column (17). A pressure plate (16) is provided on both sides above the support plate (18), and the inner end of the pressure plate (16) is pressed on the bottom wing plate of the I-shaped cross beam (4). The pressure plate (16) and the support plate (18) are fixedly connected by fastening bolts, and a supporting flange (20) supported on the top of the support plate (18) is provided on the outer side of the pressure plate (16).

4. The steel structure connection structure according to claim 3, characterized in that: A limiting convex rib (22) is fixed on the top of the bottom wing plate of the I-shaped cross beam (4), and a limiting groove matching the limiting convex rib (22) is provided at the bottom of the inner end of the pressing plate (16).

5. The steel structure connection structure according to claim 3, characterized in that: An L-shaped positioning slot (21) is provided in the middle of the bottom of the support plate (18), and the top column (17) is L-shaped.

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