H-shaped steel buttress

Abstract

The utility model discloses an H-shaped steel buttress, which relates to the technical field of building construction materials and comprises a steel plate wall, T-shaped buttresses are mounted at two ends of the steel plate wall, H-shaped buttresses are arranged on the inner sides of two groups of T-shaped buttresses, a first cross beam and a second cross beam are mounted on the inner sides of two groups of H-shaped buttresses, lug plates are mounted on one side of the steel plate wall and are arranged in a staggered manner, and the first cross beam and the second cross beam are arranged on the other side of the steel plate wall. The segmental elevations of the steel plate wall are staggered, a reinforcing steel plate is additionally arranged on one side of the steel plate wall, and the segmental elevations of all the steel plate walls are staggered. According to the H-shaped steel buttress provided by the utility model, the radiation-proof requirement can be met by staggering and parting, staggering the elevation of all steel plate sections and additionally arranging the reinforcing steel plate with the maximum staggered joint thickness on one side of the steel plate, the problem of insufficient thickness of local parts of the steel plate walls can be solved, and gaps among a plurality of groups of steel plate walls are butted through the lug plates, so that the radiation-proof requirement is met. And the butt joint position of the re-segmented steel plate wall is subjected to aligning, flat stacking and non-welding treatment, so that the overall strength and stability of the steel plate wall are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction materials, in particular to an H-shaped steel buttress column. Background Art

[0002] H-shaped steel buttress columns are an important component of building structures and are usually used to support and reinforce load-bearing walls such as walls. There are 6 radiation-proof steel plates in the concrete wall with a total weight of 487.1t. The steel plates are made of Q235B. The steel plate bolts are arranged as φ22@200x200 and 200mm long. The bolts are arranged on the two outer steel plates and the buttress columns at both ends. The bolts are welded after the steel plates and corresponding measures are installed.

[0003] To ensure the transportation and lifting of steel plates, the width of the steel plates is controlled within 3.6m, the lifting weight of the steel plates is controlled within 10 tons, the thickness of each steel plate segment is 20-70mm, and there are 78 steel plates in total. At the same time, in order to meet the lifting and transportation requirements, embedded steel plates 4-6 need to be re-segmented. After the steel plates are re-segmented, gaps will appear at the segments, resulting in insufficient thickness of the steel plate wall. Therefore, an H-shaped steel buttress column is urgently needed to solve the above problem. Utility Model Content

[0004] In view of the problem that after the above-mentioned existing steel plate is further segmented, gaps will be generated at the segmentation, resulting in insufficient thickness of the steel plate wall locally, the present utility model is proposed.

[0005] Therefore, the utility model aims to provide an H-shaped steel buttress column, the purpose of which is to solve the problem that after the steel plate is further segmented, gaps will be generated at the segmentation, resulting in insufficient thickness of the steel plate wall in some parts.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: an H-shaped steel buttress column, which includes a steel plate wall, and T-shaped buttress columns are installed at both ends of the steel wall plate, and the T-shaped buttress columns are provided in two groups, and the inner sides of the two groups of T-shaped buttress columns are provided with H-shaped buttress columns, and the H-shaped buttress columns are provided in two groups, and the inner sides of the two groups of H-shaped buttress columns are installed with a first cross beam and a second cross beam, the first cross beam and the second cross beam are vertically arranged to form a rectangular structure, one side of the steel plate wall is installed with an ear plate, the ear plates are staggered, the section elevations of the steel plate wall are staggered, and a reinforcing steel plate is added to one side of the steel plate wall, and the section elevations of all the steel plate walls are staggered.

[0007] As a preferred solution of the H-shaped steel buttress column described in the utility model, the ear plates have specifications of 120*90*20mm, have oblong holes, are made of Q355, and the welds are full penetration welds.

[0008] As a preferred solution of the H-shaped steel buttress column of the utility model, wherein: the bottom of the H-shaped buttress column and the T-shaped buttress column are both installed with embedded plates, the interior of the embedded plates are installed with anchor bolts, the anchor bolts are arranged in an L shape, and the anchor bolts are arranged equidistantly and staggered.

[0009] As a preferred solution of the H-shaped steel buttress column of the utility model, wherein: the first cross beam is located on both sides of the steel plate wall, the H-shaped buttress column is connected to the second cross beam through the first cross beam, and the first cross beam is connected to the embedded plate through a welding process.

[0010] As a preferred solution of the H-shaped steel buttress column of the utility model, the inner side of the T-shaped buttress column is provided with connecting holes, the connecting holes are arranged equidistantly, tension bolts are installed inside the connecting holes and are movably sleeved therewith, and the steel plate wall and the T-shaped buttress column are connected by the tension bolts.

[0011] As a preferred solution of the H-shaped steel buttress column of the utility model, wherein: scale lines are opened on the surface of the embedded plate, and the scale lines are arranged at equal intervals.

[0012] As a preferred solution of the H-shaped steel buttress column of the utility model, the first crossbeam and the second crossbeam are fixed by filling the gap and reinforcing with a code plate after installation.

[0013] Beneficial effects of the utility model:

[0014] Through staggered seams, the elevations of all steel plate sections are staggered, and a reinforcing steel plate with the maximum staggered seam thickness is added on one side of the steel plate to meet the radiation protection requirements and solve the problem of insufficient thickness of the steel plate wall in some parts. The gaps between multiple groups of steel plate walls are connected by ear plates, and the joints of the segmented steel plate walls are aligned and stacked without welding. The two sides are connected by ear plates, which can make the steel plate walls at the joints evenly strengthened, thereby improving the overall strength and stability of the steel plate walls. There is no need to cut, weld, grind, etc. on the steel plate walls, which can greatly improve the manufacturing efficiency and shorten the construction period. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0016] Figure 1 It is a schematic diagram of the overall structure of the H-shaped steel buttress column of the utility model.

[0017] Figure 2 The utility model is a schematic structural diagram of the H-shaped steel buttress column when preparing to install the steel plate wall.

[0018] Figure 3 It is a structural schematic diagram of an H-shaped buttress column and an embedded plate of an H-shaped steel according to the present invention.

[0019] Figure 4 It is a schematic diagram of the T-shaped buttress column and the embedded plate structure of the H-shaped steel buttress column of the utility model.

[0020] Figure 5 The utility model H-shaped steel buttress column Figure 1 A-section structure enlarged view.

[0021] Figure 6 The utility model is a structural installation flow chart of the H-shaped steel buttress column.

[0022] Figure 7 The utility model is a structural installation flow chart of the H-shaped steel buttress column.

[0023] Figure 8 The utility model is a structural installation flow chart of the H-shaped steel buttress column.

[0024] Fig. 9 The utility model is a structural installation flow chart of the H-shaped steel buttress column.

[0025] Fig.10 The utility model is a structural installation flow chart of the H-shaped steel buttress column.

[0026] Fig.11 The utility model is a structural installation flow chart of the H-shaped steel buttress column.

[0027] Fig.12 The utility model is a structural installation flow chart of the H-shaped steel buttress column.

[0028] Fig.13 The utility model is a structural installation flow chart of the H-shaped steel buttress column.

[0029] Description of reference numerals:

[0030] 1. Steel plate wall; 2. H-shaped buttress column; 3. First crossbeam; 4. Second crossbeam; 6. Ear plate; 7. T-shaped buttress column; 8. Tension bolts; 9. Connection hole; 10. Embedded plate; 11. Scale line; 12. Anchor bolt. DETAILED DESCRIPTION

[0031] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0032] Reference Figure 1-13 , which is the first embodiment of the utility model, provides an H-shaped steel buttress column, the H-shaped steel buttress column comprises a steel plate wall 1, both ends of the steel wall plate 1 are installed with T-shaped buttress columns 7, two groups of T-shaped buttress columns 7 are provided, the inner sides of the two groups of T-shaped buttress columns 7 are provided with H-shaped buttress columns 2, two groups of H-shaped buttress columns 2 are provided, the inner sides of the two groups of H-shaped buttress columns 2 are installed with a first cross beam 3 and a second cross beam 4, the first cross beam 3 and the second cross beam 4 are vertically arranged to form a rectangular structure, one side of the steel plate wall 1 is installed with an ear plate 6, the ear plates 6 are staggered, the section elevations of the steel plate wall 1 are staggered, one side of the steel plate wall 1 is provided with a reinforcing steel plate, all the section elevations of the steel plate wall 1 are staggered, and at the same time, a reinforcing steel plate with the maximum staggered thickness is added to one side of the steel plate to achieve radiation protection. According to the demand, the steel plate wall 1 is divided into multiple sections in the horizontal direction, and the top elevation position of each section is slightly staggered. The size of the stagger can be determined by yourself, generally in the range of several millimeters to more than ten millimeters, to avoid the jamming phenomenon when the beam bottom plate meets the rigid connection point, and at the same time improve the overall stiffness and stability of the steel plate to prevent the plate from deformation during operation. The gaps between multiple groups of steel plate walls 1 are connected by ear plates 6, and the joints of the further segmented steel plate walls 1 are aligned and stacked without welding, and the two sides are connected with ear plates 6. When connecting, it is ensured that there are no debris at the connecting position, and the joints are effectively strengthened, so that the steel plate wall 1 at the joints is evenly strengthened, thereby improving the overall strength and stability of the steel plate wall 1, thereby ensuring the stability of the connection of the ear plates 6.

[0033] The specifications of ear plates 6 are all 120*90*20mm, with oblong holes, made of Q355, and all welds are full penetration welds.

[0034] The bottom of the H-shaped buttress column 2 and the T-shaped buttress column 7 are both installed with embedded plates 10, and the interior of the embedded plates 10 is installed with anchor bolts 12. The anchor bolts 12 are arranged in an L shape, and the anchor bolts 12 are arranged equidistantly and staggered. The force-bearing area of ​​the anchor bolts 12 can be expanded, thereby improving the bearing capacity of the anchor bolts 12, ensuring the stability and safety of the H-shaped buttress column 2 and the T-shaped buttress column 7 during use, and can improve the installation efficiency, reduce the installation time and labor costs.

[0035] The first cross beam 3 is located on both sides of the steel plate wall 1, the H-shaped buttress column 2 is connected to the second cross beam 4 through the first cross beam 3, and the first cross beam 3 is connected to the embedded plate 10 through a welding process, which can improve the strength of the connection, making the steel structure system more stable as a whole, and having stronger earthquake and wind resistance. At the same time, the welding process can improve the connection efficiency and shorten the construction period.

[0036] A connection hole 9 is opened on the inner side of the T-shaped buttress column 7, and the connection holes 9 are arranged at equal intervals. A tension bolt 8 is installed inside the connection hole 9 and is movably connected to the tension bolt 8. The steel plate wall 1 and the T-shaped buttress column 7 are connected by the tension bolt 8. The tension bolt 8 is a sliding rod structure, and the surfaces of both ends of the sliding rod are provided with external threads, which are connected to the external threads through nuts, and the steel plate wall 1 can be fixed by the connection between the nuts and the external threads.

[0037] The surface of the embedded plate 10 is provided with scale lines 11 , which are arranged equidistantly, so as to facilitate the adjustment of the position of the steel plate unit and prevent the problem of angle deviation when installing the steel wall panel 1 .

[0038] After the first crossbeam 3 and the second crossbeam 4 are installed, they are fixed by filling the gap and reinforcing with the code plate.

[0039] By staggering the seams, the elevations of all steel plate sections are staggered, and a reinforcing steel plate with the maximum staggered seam thickness is added on one side of the steel plate, so as to meet the radiation protection requirements and solve the problem of insufficient thickness of the steel plate wall 1. The steel plate wall 1 is divided into multiple sections in the horizontal direction, and the top elevation position of each section is slightly staggered. The size of the stagger can be determined by itself, generally in the range of several millimeters to more than ten millimeters, so as to avoid the occurrence of a jamming phenomenon when the beam bottom plate meets the rigid connection point, and at the same time improve the overall rigidity and stability of the steel plate, and prevent the plate from deforming during the operation process. The gaps between multiple groups of steel plate walls 1 are butt-jointed by ear plates 6. For the butt joints of the further segmented steel plate walls 1, the alignment and flat stacking are not welded, and the two sides are butt-jointed by ear plates 6. When butt jointing, it is ensured that there are no debris at the butt joint position, and the joints are effectively strengthened, so that the steel plate wall 1 at the joints is evenly strengthened, thereby improving the overall strength and stability of the steel plate wall 1, so as to ensure the stability of the connection of the ear plates 6, and there is no need to cut, weld, grind, etc. on the steel plate wall 1, which can greatly improve the manufacturing efficiency and shorten the construction period.

[0040] During installation, the embedded plate 10 is first installed, and the scale lines 11 for positioning the steel plate wall 1 are set on the embedded plate 10. Figure 6 As shown, H-shaped buttress columns 2 and T-shaped buttress columns 7 are then installed on its surface through welding technology, and the four groups of H-shaped buttress columns 2 are connected into two groups using the first crossbeam 3 (Note: According to the specifications and construction experience, when installing the buttress columns of this project, it is necessary to ensure that the strength of the embedded concrete reaches more than 70%. The concrete curing environment can reach 50% strength in 3 days at 30°C and 75% strength in 7 days; the temperature can reach 50% strength in 4 days at 25°C and 75% strength in 8 days). Figure 7 As shown, the first steel plate wall 1 is then hoisted, and the steel plate wall 1 is pressed against the T-shaped buttress column 7 and the H-shaped buttress column 2 by using a jack reverse thrust device, as shown in FIG. Figure 8 As shown, the first steel plate wall 1 is temporarily fixed with tension bolts 8 and tightened with a fixing wrench. Fig. 9 As shown, the steel plate wall 1 is welded and fixed to the T-shaped buttress column 7 and the H-shaped buttress column 2. Fig.10 As shown, the above operation is then repeated to hoist the second steel plate and fix it, and the ear plate 6 is installed at the same time, as shown in FIG. Fig.11 As shown, the remaining steel plate walls 1 are hoisted and fixed in sequence, as shown in FIG. Fig.12 As shown, finally, the second crossbeam 4 is hoisted, the gap is filled, the yard plate is reinforced, and other measures are taken to finally fix it, and the overall operation can be completed;

[0041] Note: When installing the embedded plate 10, the plate elevation and axis must be strictly controlled, and the installation error must be controlled within 1mm. When pouring concrete, the embedded plate 10 must be well protected. The over-height part of the concrete must be cleaned in time.

[0042] When installing the H-type buttress column 2 and the T-type buttress column 7, use a theodolite to check the verticality of the H-type buttress column 2 and the T-type buttress column 7 to ensure that the verticality is 0 in both the east-west direction and the north-south direction. Tighten the anchor bolts 12 in time, and then weld the grooves of the column bottom plate. Clean the surrounding oil, rust, etc. during welding. Welding is prohibited in rainy weather.

[0043] Install the plate unit of the steel plate wall 1, insert the installation bolts in time, use the fixing wrench to fix the plate unit, use the jack to push it when it cannot be put into place, and use the scale line 11 on the embedded plate 10 to adjust the position of the steel plate unit.

[0044] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. An H-shaped steel buttress column, comprising a steel plate wall (1), characterized in that: T-shaped buttress columns (7) are installed at both ends of the steel plate wall (1), and the T-shaped buttress columns (7) are provided in two groups. H-shaped buttress columns (2) are installed on the inner sides of the two groups of T-shaped buttress columns (7). The H-shaped buttress columns (2) are provided in two groups. A first cross beam (3) and a second cross beam (4) are installed on the inner sides of the two groups of H-shaped buttress columns (2). The first cross beam (3) and the second cross beam (4) are vertically arranged to form a rectangular structure. Ear plates (6) are installed on one side of the steel plate wall (1), and the ear plates (6) are staggered. The elevations of the sections of the steel plate wall (1) are staggered. A reinforcing steel plate is added to one side of the steel plate wall (1), and the elevations of all the sections of the steel plate wall (1) are staggered.

2. The H-shaped steel buttress column according to claim 1, characterized in that: The ear plates (6) have specifications of 120*90*20 mm, have oblong holes, are made of Q355, and have full penetration welds.

3. The H-shaped steel buttress column according to claim 1, characterized in that: The bottoms of the H-shaped buttress column (2) and the T-shaped buttress column (7) are both installed with embedded plates (10), the interior of the embedded plates (10) is installed with anchor bolts (12), the anchor bolts (12) are arranged in an L shape, and the anchor bolts (12) are arranged equidistantly and staggered.

4. The H-shaped steel buttress column according to claim 3, characterized in that: The first cross beam (3) is located on both sides of the steel plate wall (1), the H-shaped buttress column (2) is connected to the second cross beam (4) via the first cross beam (3), and the first cross beam (3) is connected to the embedded plate (10) via a welding process.

5. The H-shaped steel buttress column according to claim 4, characterized in that: The inner side of the T-shaped buttress column (7) is provided with connection holes (9), and the connection holes (9) are arranged at equal intervals. Tension bolts (8) are installed inside the connection holes (9) and are movably connected thereto. The steel plate wall (1) is connected to the T-shaped buttress column (7) via the tension bolts (8).

6. The H-shaped steel buttress column according to claim 5, characterized in that: The surface of the embedded plate (10) is provided with scale lines (11), and the scale lines (11) are arranged at equal intervals.

7. The H-shaped steel buttress column according to claim 1, characterized in that: After the first crossbeam (3) and the second crossbeam (4) are installed, they are fixed by filling the gap and reinforcing with a code plate.

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