CN212506978U - Arc-shaped slope roof contour plate construction structure - Google Patents
Arc-shaped slope roof contour plate construction structure Download PDFInfo
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- CN212506978U CN212506978U CN202020828068.XU CN202020828068U CN212506978U CN 212506978 U CN212506978 U CN 212506978U CN 202020828068 U CN202020828068 U CN 202020828068U CN 212506978 U CN212506978 U CN 212506978U
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Abstract
A circular arc slope roof contour plate construction structure belongs to the technical field of building construction. The H-shaped steel beam and the profiled plate assembly are connected through the short L-shaped folded plate and the long L-shaped folded plate; the contour plate assembly comprises a profiled steel sheet which is obliquely arranged, a plurality of groups of longitudinal truss ribs, a plurality of longitudinal bottom ribs and a bidirectional reinforcing mesh which is arranged on the upper parts of the longitudinal truss ribs. The middle-pressure profiled steel sheet is tightly and firmly fixed with the H-shaped steel beam in the slope surface environment, so that the construction safety is ensured; after the roof cast-in-place slab is poured, the profiled steel sheet and the concrete structure are stressed together, and the consumption of concrete among steel beams can be reduced; finally, the purposes of using profiled steel sheets as cast-in-place plate bottom moulds in a slope environment, accelerating construction period, reducing construction cost and increasing benefits are achieved.
Description
Technical Field
The utility model belongs to the technical field of the construction, concretely relates to circular arc type slope roofing contour plate construction structures.
Background
In a building with a steel structure as a main body, a profiled steel sheet is often used as a disassembly-free bottom die of a plane floor cast-in-place slab in a matched manner, the profiled steel sheet is usually placed on a horizontal floor steel beam for use, and no special requirements are required for manufacturing and fixing the profiled steel sheet; the technology is mainly characterized by using on a horizontal floor level, and the technology is not suitable for being used on a circular arc sloping roof structure.
When the profiled steel sheet is used on a circular arc sloping roof structure taking a steel structure as a main body, the following technical difficulties need to be solved:
firstly, the lower extreme is fixed on H shaped steel roof beam on the profiled sheet: on the inclined plane, when the upper end and the lower end of the profiled steel sheet and the inclined plane of the H-shaped steel beam are fixed in a crossing manner with the horizontal plane, the profiled steel sheet cannot be tightly attached and fixed with the steel sheet at the upper opening of the steel beam, so that the problems of infirm fixation, concrete leakage, change of stress condition of the steel beam and the like are caused.
Secondly can not additionally increase the thick board of concrete roof board because of using inclined plane profiled sheet, lead to increasing the load of girder steel by a wide margin, influence the structure and use: if the profiled steel sheet is fixed on the flange or the axis of the H-shaped steel beam, the thickness of a cast-in-place plate between the steel beams can be additionally increased, and the load is increased; if on the girder steel of striding more, adopt continuity profiled sheet, then the stress point of girder steel has shifted the edge of girder steel flange board, has changed the design original intention of girder steel axis atress.
If the above-mentioned situation is not solved and a common wood formwork supporting process is adopted, the construction period is greatly prolonged, and various costs are greatly increased.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem that exists among the prior art, the utility model aims to provide a firm in structure, construction safety, construction cycle are short, construction cost low arc type slope roofing contour plate construction structures.
The utility model provides a following technical scheme: a circular arc type sloping roof contour plate construction structure is characterized by comprising an H-shaped steel beam, a profiled plate assembly, a short L-shaped folded plate and a long L-shaped folded plate, wherein the profiled plate assembly is arranged at the upper part of the H-shaped steel beam, and the H-shaped steel beam and the profiled plate assembly are connected through the short L-shaped folded plate and the long L-shaped folded plate;
the contour plate assembly comprises a profiled steel sheet which is obliquely arranged, a plurality of groups of longitudinal truss ribs, a plurality of longitudinal bottom ribs and a bidirectional reinforcing mesh which is arranged on the upper parts of the longitudinal truss ribs.
The arc-shaped slope roof contour plate construction structure is characterized in that the short L-shaped folded plate and the long L-shaped folded plate are respectively arranged on two sides of the cross section of the flange of the H-shaped steel beam, the straight sections of the short L-shaped folded plate and the long L-shaped folded plate are welded and fixed on the edge of the flange, and the other inclined section is back to the H-shaped steel beam.
A circular arc type sloping roof contour plate construction structures, its characterized in that all pass through steel nail fixed connection between profiled steel sheet and short L type folded plate, the long L type folded plate, the steel nail passes profiled steel sheet, respectively with short L type folded plate and long L type folded plate welded fastening.
The arc-shaped slope roof contour plate construction structure is characterized in that the heights of the vertical sections of the short L-shaped folded plates and the long L-shaped folded plates are respectively the height of the radian line of the arc-shaped slope roof at the position, and the inclined sections are parallel to the inclined direction of a medium-pressure profiled steel plate of a contour plate assembly.
The circular arc slope roof contour plate construction structure is characterized in that a plurality of stiffening plates are welded and fixed between vertical sections and oblique sections of the short L-shaped folded plates and the long L-shaped folded plates, and between outer sides of vertical sections of the long L-shaped folded plates and the H-shaped steel beams at intervals.
The circular arc slope roof contour plate construction structure is characterized in that a plurality of V-shaped grooves are rolled in the profiled steel sheet at equal intervals in the banner.
The arc-shaped slope roof contour plate construction structure is characterized in that the plurality of groups of longitudinal truss ribs are arranged in the cross beam of the profiled steel sheet at equal intervals.
The circular arc-shaped slope roof contour plate construction structure is characterized in that the longitudinal bottom ribs are arranged between two groups of longitudinal truss ribs.
Through adopting above-mentioned technique, compare with prior art, the beneficial effects of the utility model are as follows:
1) the utility model rolls a plurality of V-shaped grooves at equal intervals in the transverse breadth of the profiled steel sheet to enhance the longitudinal rigidity of the profiled steel sheet; the profiled steel sheet has certain rigidity in the span through the arranged longitudinal truss ribs and the longitudinal bottom ribs; the profiled steel sheet and the steel beam are effectively and fixedly connected through the short L-shaped folded plate, the long L-shaped folded plate and the welding steel nails, so that the construction safety is ensured;
2) after the middle roof cast-in-place plate is poured, the profiled steel plate and the concrete structure are stressed together, and the concrete usage between steel beams can be reduced;
3) the utility model uses the profiled steel sheet as the non-dismantling bottom die of the cast-in-situ roof panel, so that after the roof panel is cast, the bottom of the panel is clean and has no need of plastering, thereby saving the subsequent decoration cost; and the working procedures of erecting and dismantling the formwork and erecting and dismantling the formwork are omitted, so that the double benefits of saving the construction period and saving the cost can be finally realized, the application and popularization value is high, and beneficial social benefits and economic benefits are generated.
Drawings
FIG. 1 is a sectional view of a profiled steel sheet mounting node of the present invention;
fig. 2 is a large drawing of a profiled steel sheet according to the present invention.
In the figure: 1. an H-shaped steel beam; 2. short L-shaped folded plates; 3. a stiffening plate; 4. profiled steel sheets; 5. truss ribs; 6. steel nails; 7. a longitudinal bottom rib; 8. a bidirectional reinforcing mesh; 9. long L-shaped folded plates.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments of the specification. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
On the contrary, the invention is intended to cover alternatives, modifications, equivalents and alternatives which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in order to provide a better understanding of the present invention to the public, certain specific details are set forth in the following detailed description of the invention. It will be apparent to those skilled in the art that the present invention may be practiced without these specific details.
Referring to fig. 1-2, a circular arc-shaped slope roof contour plate construction structure is characterized by comprising an H-shaped steel beam 1, a contour plate assembly, a short L-shaped folded plate 2 and a long L-shaped folded plate 9, wherein the contour plate assembly is arranged on the upper part of the H-shaped steel beam 1, and the H-shaped steel beam 1 and the contour plate assembly are connected through the short L-shaped folded plate 2 and the long L-shaped folded plate 9;
wherein, the short L-shaped folded plate 2 and the long L-shaped folded plate 9 are respectively arranged at two sides of the cross section of the flange of the H-shaped steel beam 1, the straight sections of the short L-shaped folded plate 2 and the long L-shaped folded plate 9 are welded and fixed at the edge of the flange, and the other inclined section is back to the H-shaped steel beam 1; the vertical sections of the short L-shaped folded plate 2 and the long L-shaped folded plate 9 are respectively the height of the radian line of the arc pitched roof at the position, and the inclined sections are parallel to the inclined direction of the profiled steel sheet 4 in the profiled sheet assembly; a plurality of stiffening plates 3 are welded and fixed between the vertical sections and the inclined sections of the short L-shaped folded plates 2 and the long L-shaped folded plates 9 and between the outer sides of the vertical sections of the long L-shaped folded plates 9 and the H-shaped steel beam 1 at intervals.
The contour plate component comprises a profiled steel sheet 4 which is obliquely arranged, a plurality of groups of longitudinal truss ribs 5, a plurality of longitudinal bottom ribs 7 and a bidirectional reinforcing mesh 8 which is arranged on the upper parts of the longitudinal truss ribs 5;
the groups of longitudinal truss ribs 5 are arranged in the banner of the profiled steel sheet 4 at equal intervals; the longitudinal bottom ribs 7 are arranged between the two groups of longitudinal truss ribs 5; the profiled steel sheet 4 is rolled with a plurality of V-shaped grooves at equal intervals in the banner.
The utility model discloses structure construction method, including following specific step:
1) manufacturing an H-shaped steel beam 1 and an L-shaped folded plate: the H-shaped steel beam 1 is manufactured according to the design requirement; manufacturing an L-shaped folded plate, wherein a steel plate with the thickness of 8mm is selected as a material, the height of a vertical edge of the folded plate is blanked according to the actual height dimension of a roof arc tangent line at a position corresponding to the folded plate, the width of the other oblique section is 60mm, and the internal angle of a folded angle of the folded plate is consistent with the oblique angle of the profiled steel plate 4; the vertical section of the L-shaped folded plate is welded on the edge of the cross section of the upper flange of the H-shaped steel beam 1, and the L-shaped folded plate and the H-shaped steel beam 1 are welded by fusion penetration welding;
2) welding the stiffening plate 3: the stiffening plate 3 is made of a 6mm thick steel plate by blanking according to a design size, the stiffening plate 3 is welded at the inner angles of the short L-shaped folded plate 2 and the long L-shaped folded plate 9 and between the outer side of the straight section of the long L-shaped folded plate 9 and the H-shaped steel beam 1, and the distance between the stiffening plate 3 and the H-shaped steel beam 1 is 1152 mm;
3) hoisting the steel beam: after the short L-shaped folded plate 2, the long L-shaped folded plate 9 and the stiffening plate 3 on the H-shaped steel beam 1 are welded, hoisting the steel beam in place;
4) installing a profiled steel sheet 4: the profiled steel sheet 4 is a galvanized steel sheet with the thickness of 0.5mm, bent V-shaped grooves with the space of 188mm are adopted, the height of the V-shaped grooves is 30mm, and the length of the profiled steel sheet 4 is blanked according to the clear distance of a steel beam; after the truss ribs 5 and the profiled steel sheets 4 are connected into a whole in a spot welding mode, the whole is hoisted to a roof steel beam and placed on an L-shaped folded plate, the roof steel beam and the profiled steel sheet are sequentially installed from left to right, and during installation, the reverse buckles of the profiled steel sheets 4 on the right side are buckled into the grout stopping grooves on the left side and are sequentially installed; the truss ribs 5 are composed of three longitudinal steel bars and a T-shaped frame rib, two longitudinal steel bars are arranged at the lower end corner of the frame rib, the top of each longitudinal steel bar is triangular, and the longitudinal steel bars and the frame rib are connected in a spot welding mode;
5) welding the steel nail 6: after the profiled steel sheet 4 is sequentially arranged on the short L-shaped folded plate 2 and the long L-shaped folded plate 9, the steel nails 6 penetrate through the profiled steel sheet 4 and are welded on the short L-shaped folded plate 2 and the long L-shaped folded plate 9, and the distance between the steel nails 6 is 500 mm;
6) installing a longitudinal bottom rib 7: after the profiled steel sheets 4 are fixed by the steel nails 6, longitudinal bottom ribs 7 are arranged in the intervals of the truss ribs 5, and a plurality of longitudinal bottom ribs are arranged at intervals and are continuously arranged along the longitudinal direction;
7) installing a bidirectional reinforcing mesh 8: binding longitudinal and transverse steel bars on the upper parts of the truss ribs 5 by taking the truss ribs 5 as supporting heights;
8) checking, checking and accepting, and pouring and smashing concrete for curing: after the profiled steel sheet 4 and the reinforcing mesh 8 are constructed, quality acceptance is required, after the acceptance is finished, cast circular arc roof concrete is sequentially cast from a low point to a high point, a special radian ruler is used for leveling, and the cast concrete is required to be watered or subjected to film covering maintenance treatment.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The circular arc type slope roof contour plate construction structure is characterized by comprising an H-shaped steel beam (1), a profiled plate assembly, a short L-shaped folded plate (2) and a long L-shaped folded plate (9), wherein the profiled plate assembly is arranged on the upper part of the H-shaped steel beam (1), and the H-shaped steel beam (1) and the profiled plate assembly are connected through the short L-shaped folded plate (2) and the long L-shaped folded plate (9);
the contour plate component comprises a profiled steel sheet (4) which is obliquely arranged, a plurality of groups of longitudinal truss ribs (5), a plurality of longitudinal bottom ribs (7) and a bidirectional reinforcing mesh (8) which is arranged on the upper portion of the longitudinal truss ribs (5).
2. The circular arc type slope roof contour plate construction structure according to claim 1, characterized in that the short L-shaped folded plate (2) and the long L-shaped folded plate (9) are respectively arranged at two sides of the cross section of the flange of the H-shaped steel beam (1), the straight sections of the short L-shaped folded plate (2) and the long L-shaped folded plate (9) are welded and fixed at the flange, and the other inclined section is back to the H-shaped steel beam (1).
3. The circular arc type slope roof contour plate construction structure according to claim 1, characterized in that the profiled steel sheet (4), the short L-shaped folded plate (2) and the long L-shaped folded plate (9) are fixedly connected through steel nails (6), and the steel nails (6) penetrate through the profiled steel sheet (4) and are respectively welded and fixed with the short L-shaped folded plate (2) and the long L-shaped folded plate (9).
4. The circular arc type slope roof contour plate construction structure according to claim 1, characterized in that the height of the vertical section of the short L-shaped folded plate (2) and the long L-shaped folded plate (9) is the height of the arc line of the circular arc type slope roof at the position, and the inclined section is parallel to the slant of the profiled steel plate (4) in the contour plate assembly.
5. The circular arc type slope roof contour plate construction structure according to claim 1, characterized in that a plurality of stiffening plates (3) are welded and fixed at intervals between the vertical sections and the oblique sections of the short L-shaped folded plates (2) and the long L-shaped folded plates (9) and between the outer sides of the vertical sections of the long L-shaped folded plates (9) and the H-shaped steel beams (1).
6. The circular arc type sloping roof contour plate construction structure according to claim 1, characterized in that a plurality of V-shaped grooves are rolled in the profiled steel sheet (4) at equal intervals in the banner.
7. The circular arc type slope roof contour plate construction structure according to claim 1, characterized in that the multiple sets of longitudinal truss ribs (5) are arranged at equal intervals in the horizontal web of the profiled steel sheet (4).
8. The circular arc type slope roofing contour plate construction structure according to claim 1, characterized in that said longitudinal bottom rib (7) is arranged between two sets of longitudinal truss ribs (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020828068.XU CN212506978U (en) | 2020-05-18 | 2020-05-18 | Arc-shaped slope roof contour plate construction structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020828068.XU CN212506978U (en) | 2020-05-18 | 2020-05-18 | Arc-shaped slope roof contour plate construction structure |
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| CN212506978U true CN212506978U (en) | 2021-02-09 |
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| CN202020828068.XU Active CN212506978U (en) | 2020-05-18 | 2020-05-18 | Arc-shaped slope roof contour plate construction structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI803422B (en) * | 2022-09-02 | 2023-05-21 | 億昱鋼鋁業有限公司 | Reinforced structure for sloping roof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI803422B (en) * | 2022-09-02 | 2023-05-21 | 億昱鋼鋁業有限公司 | Reinforced structure for sloping roof |
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