Lightweight steel structure roof reinforcing structure

Abstract

The utility model provides a light steel structure roof reinforcing structure which comprises a newly-added C-shaped purline, a purline supporting plate, an original structure purline, an original structure steel beam, a bolt and a second bolt. The newly added C-shaped purline and the purline supporting plate are fixedly connected with the original structure purline through bolts, and the purline supporting plate is fixedly connected with the original structure steel beam; according to the utility model, the stable bearing capacity of the existing purline can be improved by adding a simple support or changing the stress state under the condition that the roof panel is not opened, and meanwhile, in the process of adding the newly added C-shaped purline and the purline supporting plate, the newly added C-shaped purline and the purline supporting plate can be quickly positioned; and the stability of the newly-added C-shaped purline and the purline supporting plate in the mounting process is ensured, so that the two hands of a constructor can be liberated, the construction efficiency is improved, the construction period is effectively shortened, and the construction cost is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the field of light steel structures, and in particular to a light steel structure roof reinforcement structure. Background Art

[0002] At present, photovoltaic projects on the roofs of existing buildings are becoming more and more common in China, and most common steel structure workshops are portal frame structures. Due to the update of specifications and standards in recent years, the requirements for load values ​​have gradually increased. When the new roof photovoltaics are subjected to load review, the general lack of bearing capacity includes insufficient bearing capacity of steel columns, insufficient bearing capacity of steel beams, and insufficient bearing capacity of purlins. Among them, insufficient stable bearing capacity of purlins is the most common, and the reinforcement construction of purlins is difficult, which makes it inconvenient to quickly locate and install the added purlins.

[0003] Therefore, it is very necessary to invent a light steel structure roof reinforcement structure. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a technical solution adopted by a light steel structure roof reinforcement structure: a light steel structure roof reinforcement structure, comprising a newly added C-shaped purlin, a purlin support plate, an original structural purlin, an original structural steel beam, a bolt and a second bolt, wherein: the newly added C-shaped purlin and the purlin support plate are fixedly connected by the second bolt, and the newly added C-shaped purlin and the purlin support plate are fixedly connected to the original structural purlin by bolts, and the purlin support plate is fixedly connected to the original structural steel beam;

[0005] Preferably, two fixing holes 2 are evenly arranged on the side of the newly added C-shaped purlin opening; and bolts 2 are fixedly installed in the fixing holes 2;

[0006] Preferably, the purlin support plate includes a U-shaped card plate and an "I" plate, and the cross plate of the U-shaped card plate is fixedly connected to one side of the opening of the "I" plate; two fixing holes four are evenly distributed through the other side of the opening of the "I" plate; the position of the fixing hole four corresponds to the position of the fixing hole two; the corresponding bolts two are fixedly installed in the fixing hole four and the corresponding fixing hole two; the protrusion of the "I" plate is stuck in the C-shaped cavity of the newly added C-shaped purlin; the U-shaped card plate is stuck on the original structural steel beam, and the U-shaped card plate and the original structural steel beam are fixedly connected.

[0007] Preferably, a plurality of fixing holes are evenly distributed and penetrated through the middle plate of the newly added C-shaped purlin, and bolts are fixedly installed in the fixing holes.

[0008] Preferably, two fixing holes five are evenly distributed and penetrated on the transverse plate of the U-shaped clamping plate, and the two fixing holes five are located on both sides of the "X" plate.

[0009] Preferably, four fixing holes three are evenly distributed through the middle plate of the "X" plate, and the positions of the four fixing holes three correspond to the positions of four fixing holes on the newly added C-shaped purlin; bolts are fixedly installed in each of the fixing holes three and the corresponding fixing holes.

[0010] Preferably, a plurality of connection holes corresponding to the fixing holes and the third fixing holes are evenly distributed through the original structural purlin, and bolts are fixedly installed between the connection holes and the corresponding fixing holes and the third fixing holes.

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

[0012] The overall arrangement of the utility model can improve the stable bearing capacity of the existing purlins by adding simple supports or changing the stress state without lifting the roof panels. At the same time, in the process of adding new C-shaped purlins and purlin support plates, the new C-shaped purlins and purlin support plates can be quickly positioned, and the stability of the new C-shaped purlins and purlin support plates during installation can be ensured. In this way, the hands of the construction workers can be freed for installation, thereby effectively improving the construction efficiency, shortening the construction period and reducing the construction cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the explosion structure of the utility model.

[0014] Figure 2 It is a schematic diagram of the newly added C-shaped purlin and purlin support plate structure of the utility model.

[0015] Figure 3 It is a schematic diagram of the overall installation structure of the utility model.

[0016] In the figure:

[0017] Newly added C-shaped purlin 1, purlin support plate 2, U-shaped pallet 21, cross-shaped plate 22, fixing hole three 23, fixing hole four 24, fixing hole five 25, original structural purlin 3, original structural steel beam 4, bolt 5, bolt two 6, fixing hole 7, fixing hole two 8. DETAILED DESCRIPTION

[0018] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be described clearly and completely below. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0019] In the description of the embodiments, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0020] The utility model is further described below in conjunction with the accompanying drawings:

[0021] Embodiment 1

[0022] Reference Figure 1-3 A light steel structure roof reinforcement structure, comprising a newly added C-shaped purlin 1, a purlin support plate 2, an original structural purlin 3, an original structural steel beam 4, a bolt 5 and a second bolt 6, wherein: the newly added C-shaped purlin 1 and the purlin support plate 2 are fixedly connected by the second bolt 6, and the newly added C-shaped purlin 1 and the purlin support plate 2 are fixedly connected to the original structural purlin 3 by the bolt 5, and the purlin support plate 2 is fixedly connected to the original structural steel beam 4;

[0023] In the present embodiment, by adding a new C-shaped purlin 1 and a purlin support plate 2, the strength of the original structural purlin 3 can be increased. At the same time, by providing the purlin support plate 2, during the installation of the new C-shaped purlin 1, the new C-shaped purlin 1 can be quickly positioned and installed without the aid of other external accessories, thereby ensuring the stability between the new C-shaped purlin and the original structural purlin 3 and the original structural steel beam 4. In this way, during the installation process, the construction workers do not need to hold the new C-shaped purlin 1 with one hand and fix the new C-shaped purlin 1 with the other hand, which can effectively free the construction workers' hands so that they can quickly fix and install the new C-shaped purlin 1.

[0024] Two fixing holes 2 8 are evenly arranged on the side of the opening of the newly added C-shaped purlin 1. The fixing holes 2 8 and the fixing holes 4 24 are provided with the bolts 2 6, so that the newly added C-shaped purlin 1 and the purlin support plate 2 can be separately disassembled and assembled. The bolts 2 6 are fixedly installed in the fixing holes 2 8.

[0025] The purlin support plate 2 includes a U-shaped card plate 21 and a "female" plate 22, and the cross plate of the U-shaped card plate 21 is fixedly connected to one side of the opening of the "female" plate 22. Through the setting of the U-shaped card plate 21, the purlin support plate 2 can quickly carry the newly added C-shaped purlin 1 and clamp it on the original structural steel beam 4, so as to quickly position the newly added C-shaped purlin 1; the other side of the opening of the "female" plate 22 is evenly distributed and penetrated with two fixing holes 24. Through the setting of the "female" plate 22, it is possible to increase the connection with the newly added C-shaped The contact area between the purlins 1 is increased, thereby improving the strength and stability between the purlin support plate 2 and the newly added C-shaped purlin 1; the position of the fixing hole four 24 corresponds to the position of the fixing hole two 8; the fixing hole four 24 and the corresponding fixing hole two 8 are fixedly installed with corresponding bolts two 6; the protrusion of the cross plate 22 is stuck in the C-shaped cavity of the newly added C-shaped purlin 1; the U-shaped clamping plate 21 is stuck on the original structural steel beam 4, and the U-shaped clamping plate 21 and the original structural steel beam 4 are welded and fixedly connected.

[0026] A plurality of fixing holes 7 are evenly distributed and penetrated on the middle plate of the newly added C-shaped purlin 1, and bolts 5 are fixedly installed in the fixing holes 7; a plurality of connecting holes corresponding to the fixing holes 7 and the three fixing holes 23 are evenly distributed and penetrated on the original structural purlin 3, and bolts 5 are fixedly installed between the connecting holes and the corresponding fixing holes 7 and the three fixing holes 23; through the setting of the fixing holes 7, the three fixing holes 23 and the connecting holes and the bolts 5, it is convenient to separately disassemble and assemble the newly added C-shaped purlin 1 and the purlin support plate 2 from the original structural purlin 3.

[0027] Two fixing holes 5 25 are evenly distributed through the horizontal plate of the U-shaped clamping plate 21. The setting of the fixing holes 5 25 facilitates the connection between the purlin support plate 2 and the original structural steel beam 4 by bolts, and the two fixing holes 5 25 are located on both sides of the cross plate 22.

[0028] Four fixing holes 3 23 are evenly distributed through the middle plate of the "Ji" plate 22. The fixing holes 7 and the fixing holes 3 23 cooperate with the bolts 5 to facilitate the separate disassembly and assembly between the newly added C-shaped purlin 1 and the purlin support plate 2, and the positions of the four fixing holes 3 23 correspond to the positions of the four fixing holes 7 on the newly added C-shaped purlin 1; the fixing holes 3 23 and the corresponding fixing holes 7 are each fixedly installed with a bolt 5.

[0029] In this embodiment, firstly, a newly added C-shaped purlin 1 of the same model as the original structural purlin 3 and a U-shaped clamping plate 21 matching the original structural steel beam 4 are selected, and then the length of the newly added C-shaped purlin 1 is determined according to calculation requirements;

[0030] Then as Figure 2As shown, the required number of fixing holes 7 and second fixing holes 8 are opened in advance at the required positions on the newly added C-shaped purlin 1, and the required number of fixing holes 3 23 and fourth fixing holes 24 are opened at the required positions on the purlin support plate 2. After opening, the protrusion of the letter plate 22 is stuck in the opening of the newly added C-shaped purlin 1, and the purlin support plate 2 is fixed to the newly added C-shaped purlin 1 through the second fixing hole 8 and the fourth fixing hole 24 in conjunction with the second bolt 6;

[0031] In this way, when reinforcing and installing the new C-shaped purlin 1 on the original structural purlin 3 of the light steel structure roof, Figure 3 The U-shaped clamping plate 21 is clamped on the original structural steel beam 4, and the newly added C-shaped purlin 1 is fitted with the original structural purlin 3. At this time, the stability of the newly added C-shaped purlin 1 can be ensured, thereby freeing the hands of the construction workers, so that the operators can fix the newly added C-shaped purlin 1 and the purlin support plate 2 by manipulating the tools with both hands;

[0032] When fixing the purlin support plate 2, you can choose to weld the U-shaped clamping plate 21 to the original structural steel beam 4 or fix them together with bolts;

[0033] When the U-shaped card plate 21 is welded to the original structural steel beam 4, it is only necessary to weld the U-shaped card plate 21 to the original structural steel beam 4 with the help of external welding equipment;

[0034] When the U-shaped clamping plate 21 is fixed to the original structural steel beam 4 by bolts, as shown in FIG. Figure 2 In order to fix the U-shaped card plate 21, it is only necessary to open the fixing hole 5 25 in advance on the U-shaped card plate 21. After the U-shaped card plate 21 is clamped on the original structural steel beam 4, a corresponding connecting hole is opened on the original structural steel beam 4 according to the fixing hole 5 25 by an electric drill, and then the U-shaped card plate 21 and the original structural steel beam 4 are fixed by bolts.

[0035] After the U-shaped clamping plate 21 is fixed to the original structural steel beam 4, connecting holes corresponding to the fixing holes 7 on the newly added C-shaped purlin 1 can be opened on the original structural purlin 3 by an electric drill, and then connected by bolts 5. In this way, the trouble of lifting the roof colored steel tiles is effectively avoided, making the overall construction process more convenient, flexible and efficient.

[0036] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A light steel roof reinforcement structure, characterized in that: It comprises a newly added C-shaped purlin (1), a purlin support plate (2), an original structural purlin (3), an original structural steel beam (4), a bolt (5) and a second bolt (6), wherein: the newly added C-shaped purlin (1) and the purlin support plate (2) are fixedly connected by the second bolt (6), and the newly added C-shaped purlin (1) and the purlin support plate (2) are fixedly connected to the original structural purlin (3) by the bolt (5), and the purlin support plate (2) is fixedly connected to the original structural steel beam (4); Two fixing holes (8) are evenly distributed on the side of the opening of the newly added C-shaped purlin (1); two bolts (6) are fixedly installed in the fixing holes (8); The purlin support plate (2) comprises a U-shaped clamping plate (21) and an ""-shaped plate (22), and the transverse plate of the U-shaped clamping plate (21) is fixedly connected to one side of the opening of the ""-shaped plate (22); two fixing holes (24) are evenly distributed and penetrated on the other side of the opening of the ""-shaped plate (22); the positions of the fixing holes (24) correspond to the positions of the fixing holes (8); corresponding bolts (6) are fixedly installed in the fixing holes (24) and the corresponding fixing holes (8); the protrusion of the ""-shaped plate (22) is clamped in the C-shaped cavity of the newly added C-shaped purlin (1); the U-shaped clamping plate (21) is clamped on the original structural steel beam (4), and the U-shaped clamping plate (21) and the original structural steel beam (4) are fixedly connected.

2. A light steel roof reinforcement structure as claimed in claim 1, characterized in that: A plurality of fixing holes (7) are evenly distributed and penetrated through the middle plate of the newly added C-shaped purlin (1), and bolts (5) are fixedly installed in the fixing holes (7).

3. A light steel roof reinforcement structure as claimed in claim 1, characterized in that: Two fixing holes (25) are evenly distributed and penetrated on the transverse plate of the U-shaped clamping plate (21), and the two fixing holes (25) are located on both sides of the "X" plate (22).

4. A light steel roof reinforcement structure as claimed in claim 2, characterized in that: Four fixing holes (23) are evenly distributed and penetrated on the middle plate of the cross plate (22), and the positions of the four fixing holes (23) correspond to the positions of four fixing holes (7) on the newly added C-shaped purlin (1); bolts (5) are fixedly installed in each of the fixing holes (23) and the corresponding fixing holes (7).

5. A light steel structure roof reinforcement structure as claimed in claim 4, characterized in that: The original structural purlin (3) is evenly penetrated with a plurality of connection holes corresponding to the fixing holes (7) and the third fixing hole (23), and bolts (5) are fixedly installed between the connection holes and the corresponding fixing holes (7) and the third fixing hole (23).

Images