Welded steel structure

Abstract

The utility model discloses a welding type steel structure, relates to steel structure technical field, including vertical beam, crossbeam no. 1 and crossbeam no. 2, the outside of vertical beam is provided with connecting plate no. 1 and connecting plate no. A positioning plate I is fixedly mounted on the outer side of the connecting plate I; the first connecting plate and the second connecting plate are matched with each other, before the cross beam is welded, the first connecting plate and the second connecting plate are spliced to the outer side of the vertical beam through the first clamping groove and the second clamping groove and then fixed to the vertical beam through the connecting bolts, and the first positioning plate is arranged on the outer side of the first connecting plate; a first positioning plate is arranged on the outer side of the first connecting plate, a second positioning plate is arranged on the outer side of the second connecting plate, the first positioning plate and a groove of the vertical beam support and position the cross beam, the second positioning plate and a positioning groove support and position the second cross beam, the first cross beam and the second cross beam can be prevented from falling off and deviating during welding, and operation is more convenient.

Description

Technical Field

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

[0002] Steel structure is a structure made of steel materials and 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 sections and steel plates. It is widely used in large factories, venues, super high-rise buildings, bridges and other fields.

[0003] The components or parts of steel structures are usually connected by welds, bolts or rivets. Steel structures connected by welding are very stable. Since the welded structure can be completely sealed, it can be made into high-pressure containers, large oil tanks, pressure pipelines, etc. with good airtightness and watertightness.

[0004] Nowadays, when welding steel structures, it is usually necessary to prop up the beam and fix it with bolts before welding. During the welding process, since the beam is heavy and the bearing capacity of the bolts is limited, the beam may fall and the position of the beam may easily shift, making the operation inconvenient. Utility Model Content

[0005] The purpose of the utility model is to provide a welded steel structure to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a welded steel structure, comprising a vertical beam, a horizontal beam one and a horizontal beam two, the outer side of the vertical beam is provided with a connecting plate one and a connecting plate two, the interior of the connecting plate one is provided with a card slot one, the surface of the connecting plate one is provided with a through hole one, the outer side of the connecting plate one is fixedly installed with a positioning plate one, the inner side of the connecting plate two is provided with a card slot two, the surface of the connecting plate two is provided with a through hole two, the interior of the through hole one is sleeved with a connecting bolt, the outer side of the connecting plate two is fixedly installed with a positioning plate two, and the surface of the positioning plate two is provided with a positioning groove.

[0007] Preferably, two connecting plates 1 are provided, and the connecting plate 1 is a "C"-shaped structure, and the connecting plate 1 is in contact with the side of the vertical beam.

[0008] Preferably, two of the first card slots are respectively arranged inside the first connecting plate, and the vertical beam is fitted with the inner side of the first card slot.

[0009] Preferably, a reinforcing rib 1 is fixedly installed between the positioning plate 1 and the connecting plate 1, and the reinforcing rib 1 is a triangular structure. The upper and lower ends of the cross beam 1 are in contact with the positioning plate 1, and the two sides of the cross beam 1 are in contact with the sides of the vertical beam.

[0010] Preferably, two connecting plates 2 are provided, two card slots 2 are respectively provided on the inner side of the connecting plate 2, and the connecting plate 1 is fitted with the inner side of the card slot 2.

[0011] Preferably, four connecting bolts are provided, and the connecting bolts pass through the vertical beam and through hole 2, and the connecting plate 1 and the connecting plate 2 are respectively connected to the vertical beam by welding.

[0012] Preferably, a second reinforcing rib is fixedly installed between the second positioning plate and the second connecting plate, the second reinforcing rib is a triangular structure, and the upper and lower ends of the second crossbeam are fitted with the inner side of the positioning groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model cooperates with each other through the connection plate 1 and the connection plate 2. Before welding the horizontal beam, the connection plate 1 and the connection plate 2 are spliced ​​on the outside of the vertical beam through the clamping groove 1 and the clamping groove 2, and then fixed together with the vertical beam through the connecting bolts;

[0015] 2. The utility model sets a positioning plate 1 on the outer side of the connecting plate 1, and sets a positioning plate 2 on the outer side of the connecting plate 2. The positioning plate 1 and the groove of the vertical beam support and position the horizontal beam together. The positioning plate 2 and the positioning groove support and position the horizontal beam 2, which can prevent the horizontal beam 1 and the horizontal beam 2 from falling and shifting during welding, and the operation is more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the vertical beam of the utility model;

[0018] Figure 3 This is a schematic diagram of a three-dimensional structure of a connecting plate of the utility model;

[0019] Figure 4 It is a schematic diagram of the three-dimensional structure of the connecting plate of the utility model.

[0020] Among them: 1. Vertical beam; 2. One horizontal beam; 3. Two horizontal beams; 4. One connecting plate; 5. Two connecting plates; 6. One slot; 7. One through hole; 8. One positioning plate; 9. Two slots; 10. Two through holes; 11. Connecting bolts; 12. Two positioning plates; 13. Positioning slots; 14. One reinforcing rib; 15. Two reinforcing ribs. 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.

[0022] Example 1

[0023] See also Figure 1 A welded steel structure is shown in the figure, including a vertical beam 1, a horizontal beam 2 and a horizontal beam 3. A connecting plate 14 and a connecting plate 25 are arranged on the outer side of the vertical beam 1. A groove 16 is provided inside the connecting plate 14. A through hole 17 is provided on the surface of the connecting plate 14. A positioning plate 8 is fixedly installed on the outer side of the connecting plate 14. A groove 29 is provided on the inner side of the connecting plate 25. A through hole 20 is provided on the surface of the connecting plate 25. A connecting bolt 11 is sleeved inside the through hole 17. A positioning plate 212 is fixedly installed on the outer side of the connecting plate 25. A positioning groove 13 is provided on the surface of the positioning plate 212.

[0024] See also Figure 3 There are two connecting plates 4, and the connecting plates 4 are of a "C"-shaped structure. The connecting plates 4 are in contact with the sides of the vertical beam 1.

[0025] In this embodiment, the vertical beam 1 is in an I-shape. Before welding the horizontal beam 2 , the connecting plate 4 is attached to the concave side of the vertical beam 1 .

[0026] See also Figure 2 and Figure 3 Two slots 6 are respectively provided inside the connecting plate 4 , and the vertical beam 1 is fitted with the inner side of the slot 6 .

[0027] In this embodiment, the connecting plate 4 is engaged with the vertical beam 1 through the slot 6, which plays a role in positioning the connecting plate 4.

[0028] See also Figure 3 A reinforcing rib 14 is fixedly installed between the positioning plate 8 and the connecting plate 4. The reinforcing rib 14 is a triangular structure. The upper and lower ends of the cross beam 2 are in contact with the positioning plate 8, and the two sides of the cross beam 2 are in contact with the sides of the vertical beam 1.

[0029] In this embodiment: the reinforcing rib 14 improves the stability of the positioning plate 8, and the beam 2 is placed between the two positioning plates 8. The positioning plate 8 supports the beam 2, and the concave side of the vertical beam 1 positions the beam 2 to prevent the beam 2 from falling and shifting during welding.

[0030] Working principle: the vertical beam 1 is an I-shaped beam. Before welding the horizontal beam 2, the connecting plate 14 is attached to the concave side of the vertical beam 1. The connecting plate 14 is clamped together with the vertical beam 1 through the clamping groove 16, which plays a positioning role for the connecting plate 14. The connecting plate 25 is spliced ​​with the connecting plate 14 through the clamping groove 29. When the positions of the connecting plate 14 and the connecting plate 25 are determined, the vertical beam 1 is drilled according to the positions of the through hole 17 and the through hole 210, and the connecting bolts 11 are passed through the through hole 17, the vertical beam 1 and the through hole 210 and then fixed, so that the connecting plate 14 and the connecting plate 25 are fixed on the outside of the vertical beam 1. Then, the connecting plate 1 4 and the connecting plate 2 5 are welded together with the vertical beam 1, and then the cross beam 1 2 is placed between the two positioning plates 1 8. The positioning plate 1 8 supports the cross beam 2, and the concave side of the vertical beam 1 positions the cross beam 2. The cross beam 2 3 is placed between the two positioning plates 2 12 and fits with the inner side of the positioning groove 13 to position the cross beam 2 3. Finally, the cross beam 1 2 is welded together with the positioning plate 1 8, and the cross beam 2 3 is welded together with the positioning plate 2 12, which can prevent the cross beam 1 2 and the cross beam 2 3 from falling and shifting during welding, and the operation is more convenient.

[0031] Example 2

[0032] See also Figure 4 There are two connecting plates 5, two card slots 9 are respectively provided on the inner side of the connecting plates 5, and the connecting plate 1 4 is fitted with the inner side of the card slot 2 9.

[0033] In this embodiment: before welding the second crossbeam 3, the second connecting plate 5 is spliced ​​together with the first connecting plate 4 through the second clamping groove 9.

[0034] See also Figure 2 Four connecting bolts 11 are provided, and the connecting bolts 11 pass through the vertical beam 1 and the second through hole 10, and the connecting plate 1 4 and the connecting plate 2 5 are respectively connected to the vertical beam 1 by welding.

[0035] In this embodiment: after the positions of connecting plate 1 4 and connecting plate 2 5 are determined, the connecting bolt 11 is passed through through hole 1 7 , vertical beam 1 and through hole 2 10 and then fixed, so that connecting plate 1 4 and connecting plate 2 5 are fixed on the outside of vertical beam 1 .

[0036] See also Figure 1 A reinforcing rib 15 is fixedly installed between the positioning plate 12 and the connecting plate 5. The reinforcing rib 15 is a triangular structure. The upper and lower ends of the crossbeam 3 fit the inner side of the positioning groove 13.

[0037] In this embodiment: the reinforcing rib 15 improves the stability of the positioning plate 12, and the crossbeam 3 is placed between the two positioning plates 12 and fits with the inner side of the positioning groove 13, which plays a positioning role for the crossbeam 3 and prevents the crossbeam 3 from falling and deflecting during welding.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include"-"comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process-method-article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process-method-article or device.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A welded steel structure, comprising a vertical beam (1), a first horizontal beam (2) and a second horizontal beam (3), characterized in that: The outer side of the vertical beam (1) is provided with a connecting plate 1 (4) and a connecting plate 2 (5), the interior of the connecting plate 1 (4) is provided with a clamping groove 1 (6), the surface of the connecting plate 1 (4) is provided with a through hole 1 (7), the outer side of the connecting plate 1 (4) is fixedly installed with a positioning plate 1 (8), the inner side of the connecting plate 2 (5) is provided with a clamping groove 2 (9), the surface of the connecting plate 2 (5) is provided with a through hole 2 (10), the interior of the through hole 1 (7) is sleeved with a connecting bolt (11), the outer side of the connecting plate 2 (5) is fixedly installed with a positioning plate 2 (12), the surface of the positioning plate 2 (12) is provided with a positioning groove (13).

2. A welded steel structure according to claim 1, characterized in that: Two connecting plates (4) are provided. The connecting plates (4) are of a "C"-shaped structure. The connecting plates (4) are fitted to the sides of the vertical beams (1).

3. A welded steel structure according to claim 1, characterized in that: Two of the first clamping grooves (6) are respectively arranged inside the first connecting plate (4), and the vertical beam (1) is fitted with the inner side of the first clamping groove (6).

4. A welded steel structure according to claim 1, characterized in that: A reinforcing rib (14) is fixedly installed between the positioning plate (8) and the connecting plate (4), and the reinforcing rib (14) is a triangular structure. The upper and lower ends of the cross beam (2) are in contact with the positioning plate (8), and the two sides of the cross beam (2) are in contact with the sides of the vertical beam (1).

5. A welded steel structure according to claim 1, characterized in that: The second connecting plate (5) is provided with two, the second clamping slot (9) is provided with two on the inner side of the second connecting plate (5), and the first connecting plate (4) is fitted with the inner side of the second clamping slot (9).

6. A welded steel structure according to claim 1, characterized in that: Four connecting bolts (11) are provided, and the connecting bolts (11) pass through the vertical beam (1) and the second through hole (10). The connecting plate 1 (4) and the connecting plate 2 (5) are respectively connected to the vertical beam (1) by welding.

7. A welded steel structure according to claim 1, characterized in that: A second reinforcing rib (15) is fixedly installed between the second positioning plate (12) and the second connecting plate (5), and the second reinforcing rib (15) is a triangular structure. The upper and lower ends of the second crossbeam (3) are in contact with the inner side of the positioning groove (13).

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