Arched structure formed by combining steel-concrete arch rings and corrugated steel plates

Abstract

The utility model provides a reinforced concrete arch ring and corrugated steel plate combined arch structure, which belongs to the technical field of corrugated steel, and comprises a plurality of reinforced concrete arch rings and a plurality of corrugated steel plate arch rings, and the plurality of corrugated steel plate arch rings are respectively and fixedly arranged between two adjacent reinforced concrete arch rings; the steel-concrete arch ring comprises an arch shell, a reinforcing mesh, concrete and a foundation plate, grouting holes are formed in the arch shell, and first connecting plates are arranged on the two sides of the arch shell. The base anchor support is fixed on the foundation base; second connecting plates are arranged on the two sides of the corrugated steel plate arch ring, and the first connecting plates and the second connecting plates are fixedly connected. And the corrugated steel plate arch ring support is fixed on the foundation base. According to the arch structure combined by the steel-concrete arch ring and the corrugated steel plate, the steel-concrete arch ring formed by the arch shells and the concrete is combined with the corrugated steel plate arch ring, so that the arch structure has high strength and is firmly supported and fixed on the foundation base, and the strength requirement in the special field can be met.

Description

Technical Field

[0001] The utility model belongs to the technical field of corrugated steel, and more specifically relates to an arch structure composed of a steel-concrete arch ring and a corrugated steel plate. Background Art

[0002] Corrugated steel sheet is a new building material. Its strong resistance to deformation, quick and easy installation, reduced construction time, low cost, and environmentally friendly advantages have led to its widespread use in transportation and municipal engineering projects for culverts, tunnels, underground passages, and underground pipelines. However, the currently used corrugated steel sheet still has many shortcomings in some specialized projects. For example, in high-loaded bridge structures, long-span structures, and structures requiring high rigidity, corrugated steel sheet is prone to deformation under high pressure, failing to meet the strength requirements of various building structures. Furthermore, using corrugated steel sheet alone for wind and snowproof shelters and tunnels is insufficient. Utility Model Content

[0003] The purpose of the utility model is to provide an arch structure composed of a steel-concrete arch ring and a corrugated steel plate, so as to solve the technical problem in the prior art that the corrugated steel plate cannot meet the strength requirements when applied to special fields.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: to provide an arch structure composed of a steel-concrete arch ring and a corrugated steel plate, comprising a plurality of steel-concrete arch rings and a plurality of corrugated steel plate arch rings, and the plurality of steel-concrete arch rings are arranged at intervals, and the plurality of corrugated steel plate arch rings are respectively fixedly installed between two adjacent steel-concrete arch rings; the steel-concrete arch ring comprises an arch shell, a steel mesh installed in the arch shell, concrete cast in the arch shell and two anchor plates respectively installed at both ends of the arch shell, a grouting hole is provided at the upper end of the arch shell, and a first connecting plate extending outward is provided on both sides; the anchor plate is used to support and fix on the foundation base; a second connecting plate for overlapping with the first connecting plate is provided on both sides of the corrugated steel plate arch ring, and the first connecting plate and the second connecting plate are fixedly connected by fasteners; the two ends of the corrugated steel plate arch ring are used to support and fix on the foundation base.

[0005] In one possible implementation, the arched shell includes a plurality of arc tubes connected in sequence, and the two anchor plates are respectively installed at the lower ends of the two arc tubes at both ends; the connecting ends of the two adjacent arc tubes are provided with end flanges, and the end flanges are provided with through holes for connecting the two adjacent arc tubes; the side surfaces of each arc tube are provided with the first connecting plate.

[0006] In a possible implementation, the arc-shaped tube includes four steel plates connected end to end, and the cross-section of the arc-shaped tube is rectangular.

[0007] In a possible implementation, the arc tube is provided with welding holes for connecting the steel mesh.

[0008] In a possible implementation, a plurality of elongated holes are provided on each of the first connecting plate and the second connecting plate, and the length direction of the elongated holes is parallel to the axial direction of the steel-concrete arch ring.

[0009] In a possible implementation, the corrugated steel plate arch ring includes a plurality of assembled corrugated plates, and the ends and sides of the corrugated plates are provided with connection holes for connection; the second connection plate is provided on one side of the corrugated plates.

[0010] In a possible implementation, the second connecting plate and the corrugated plate are integrally formed.

[0011] In a possible implementation, the connection hole located on the side of the corrugated plate is an oblong hole.

[0012] In a possible implementation, the arched structure composed of a steel-concrete arch ring and a corrugated steel plate further includes:

[0013] The foundation base has a reserved groove at the upper end; the foundation base is provided with anchor bolts for connecting with the foundation plate;

[0014] The connecting steel bars are installed on the foundation base; the upper ends of the connecting steel bars are located in the reserved grooves; and the anchor plate is provided with through holes for filling the reserved grooves with concrete.

[0015] The beneficial effects of the arch structure of the combination of steel-concrete arch ring and corrugated steel plate provided by the utility model are as follows: compared with the prior art, the arch structure of the combination of steel-concrete arch ring and corrugated steel plate of the utility model has a steel mesh pre-arranged inside the arch shell, a grouting hole connected to the interior is provided on the arch shell, and anchor plates are installed at both ends of the arch shell; when working, multiple arch shells are arranged at intervals, and corrugated steel plate arch rings are installed between two adjacent arch shells, and the arch shells are fixedly connected to the adjacent corrugated steel plate arch rings by the first connecting plate and the second connecting plate, so that multiple arch shells and multiple corrugated steel plate arch rings are arranged in sequence The arch structure of the steel-concrete arch ring and the corrugated steel plate is formed by arranging them at intervals; then the two ends of the corrugated steel plate arch ring and the two ends of the arch shell are fixedly installed on the foundation base respectively, and the arch shell and the foundation base are firmly and stably fixed with the help of anchor plates; finally, concrete is poured into the arch shell through the grouting holes; in this way, the multiple steel-concrete arch rings formed by the multiple arch shells arranged at intervals and the poured concrete are combined with the multiple corrugated steel plate arch rings to form a high-strength arch structure, and are firmly supported and fixed on the foundation base under the action of the anchor plates, thereby meeting the strength requirements of special fields. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments or descriptions of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0017] Figure 1 Schematic diagram of the arch structure composed of a steel-concrete arch ring and a corrugated steel plate provided in the embodiment of the utility model Figure 1 ;

[0018] Figure 2 Schematic diagram of the arch structure composed of a steel-concrete arch ring and a corrugated steel plate provided in the embodiment of the utility model Figure 2 ;

[0019] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0020] Figure 4 A schematic diagram of the connection between the anchor plate and the foundation base provided in an embodiment of the present utility model;

[0021] Figure 5 A schematic structural diagram of a corrugated plate provided in an embodiment of the present utility model.

[0022] Among them, the reference numerals in the figures are:

[0023] 1. Steel-concrete arch ring; 11. Arch shell; 12. Steel mesh; 13. Anchor plate; 14. Grouting hole; 15. First connecting plate; 2. Corrugated steel plate arch ring; 21. Second connecting plate; 22. Corrugated plate; 23. Connecting hole; 3. Arc tube; 31. End flange; 32. Through hole; 33. Welding hole; 4. Foundation base; 41. Reserved groove; 42. Connecting steel bars. DETAILED DESCRIPTION

[0024] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0025] It should be noted that when an element is referred to as being “fixed on” or “disposed on” another element, it may be directly on the other element or indirectly on the other element. When an element is referred to as being “connected to” another element, it may be directly connected to the other element or indirectly connected to the other element.

[0026] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention 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 present invention.

[0027] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0028] See also Figures 1 to 5Now, the arch structure of the steel-concrete arch ring 1 and the corrugated steel plate provided by the present invention is described. An arch structure composed of a steel-concrete arch ring 1 and a corrugated steel plate includes multiple steel-concrete arch rings 1 and multiple corrugated steel plate arch rings 2, and the multiple steel-concrete arch rings 1 are arranged at intervals, and the multiple corrugated steel plate arch rings 2 are respectively fixedly installed between two adjacent steel-concrete arch rings 1; the steel-concrete arch ring 1 includes an arch shell 11, a steel mesh 12 installed in the arch shell 11, concrete poured in the arch shell 11 and two anchor plates 13 respectively installed at both ends of the arch shell 11, the upper end of the arch shell 11 is provided with a grouting hole 14, and both sides are provided with a first connecting plate 15 extending outward; the anchor plate 13 is used to support and fix on the foundation base 4; second connecting plates 21 for overlapping with the first connecting plate 15 are provided on both sides of the corrugated steel plate arch ring 2, and the first connecting plate 15 and the second connecting plate 21 are fixedly connected by fasteners; the two ends of the corrugated steel plate arch ring 2 are used to support and fix on the foundation base 4.

[0029] The present invention provides an arch structure of a combination of a steel-concrete arch ring 1 and a corrugated steel plate. Compared with the prior art, a steel mesh 12 is pre-arranged inside the arch shell 11, a grouting hole 14 communicating with the interior is provided on the arch shell 11, and anchor plates 13 are installed at both ends of the arch shell 11. When working, multiple arch shells 11 are arranged at intervals, and corrugated steel plate arch rings 2 are installed between two adjacent arch shells 11, and the arch shells 11 are fixedly connected to the adjacent corrugated steel plate arch rings 2 by the first connecting plate 15 and the second connecting plate 21, so that multiple arch shells and multiple corrugated steel plate arch rings 2 are arranged in sequence to form a steel-concrete arch ring 1. An arch structure is formed by combining the corrugated steel plate; the two ends of the corrugated steel plate arch ring 2 and the two ends of the arch shell are respectively fixedly mounted on the foundation base 4, and the arch shell 11 is firmly and firmly fixed to the foundation base 4 with the help of the anchor plate 13; finally, concrete is poured into the arch shell 11 through the grouting hole 14; in this way, a plurality of steel-concrete arch rings 1 formed by the multiple arch shells 11 arranged at intervals and the poured concrete are combined with a plurality of corrugated steel plate arch rings 2 to form an arch structure with high strength, and is firmly supported and fixed on the foundation base 4 under the action of the anchor plate 13, thereby meeting the strength requirements of special fields.

[0030] See also Figures 1 to 3As a specific embodiment of the arched structure combining a steel-concrete arch ring 1 and corrugated steel sheet provided by the present invention, the arched shell 11 comprises a plurality of sequentially connected arcuate tubes 3, with two anchor plates 13 mounted on the lower ends of the two arcuate tubes 3 at either end. The connecting ends of two adjacent arcuate tubes 3 are provided with end flanges 31, each of which has a through hole 32 for connecting the two adjacent arcuate tubes 3. Each arcuate tube 3 is provided with a first connecting plate 15 on its side. Multiple arcuate tubes 3 are sequentially connected along the curvature of the arched shell to form the main structure of the arched shell. The curvature of the arcuate tubes 3 is one-fifth or one-third of the curvature of the arched shell, thus using three or five sections of arcuate tubes 3 to form the arched shell. Anchor plates 13 are mounted on the lower ends of the two arcuate tubes 3 at either end for fixed connection to the foundation base 4. The connecting ends of any two adjacent arcuate tubes 3 are each provided with end flanges 31 for docking and securely connected using bolts and nuts, thereby achieving connection between the multiple arcuate tubes 3. Each end flange 31 is provided with a through hole 32 communicating with the interior of the arc tube 3, so that the multiple arc tubes 3 are interconnected, facilitating the injection of concrete through the grouting holes 14. A first connecting plate 15 is installed on both sides of each arc tube 3 for fixed connection to the corrugated steel arch ring 2.

[0031] See also Figures 1 to 3 As a specific embodiment of the arched structure combining a steel-concrete arch ring 1 and corrugated steel plates provided by the present invention, the arc tube 3 comprises four steel plates connected end to end, and the cross-section of the arc tube 3 is rectangular. The four steel plates are connected end to end and arranged in a ring to form the entire arc tube 3, which is relatively simple and stable. Each steel plate has a certain curvature, and adjacent steel plates are fixed together by welding.

[0032] See also Figure 2 and Figure 3 As a specific embodiment of the arch structure combining a steel-concrete arch ring 1 and a corrugated steel plate provided by the present invention, the arc tube 3 is provided with welding holes 33 for connecting to the steel mesh 12. The welding holes 33 are provided on the wall of the arc tube 3 to securely connect the steel mesh 12 to the steel plate on the arc tube 3. Furthermore, the welding holes 33 can also be used during the concrete pouring process.

[0033] See also Figures 1 to 3As a specific embodiment of the arch structure of the steel-concrete arch ring 1 and the corrugated steel plate provided by the utility model, the first connecting plate 15 and the second connecting plate 21 are both provided with a plurality of elongated holes, and the length direction of the elongated holes is parallel to the axis direction of the steel-concrete arch ring 1; the first connecting plate 15 and the second connecting plate 21 are both provided with elongated holes for installation and fixation, thereby making the connection operation more convenient and accurate, and the relative position of the first connecting plate 15 and the second connecting plate 21 can be adjusted according to actual conditions. At the same time, the connection can also have a certain curvature, making the installation more flexible and reliable.

[0034] See also Figures 1 to 3 、 Figure 5 As a specific embodiment of the arch structure of the steel-concrete arch ring 1 and the corrugated steel plate provided by the utility model, the corrugated steel plate arch ring 2 includes a plurality of assembled corrugated plates 22, and the ends and sides of the corrugated plates 22 are provided with connection holes 23 for connection; a second connection plate 21 is provided on one side of the corrugated plate 22; the corrugated steel plate arch ring 2 is formed by assembling a plurality of corrugated plates 22, which is convenient for installation. And the two circumferentially adjacent corrugated plates 22 of the corrugated steel plate arch ring 2 are overlapped together by the ends of the corrugated plates 22, and the connection holes 23 on the ends of the two corrugated plates 22 are coaxially aligned, and are fixedly connected using bolts and nuts. And the two axially adjacent corrugated plates 22 of the corrugated steel plate arch ring 2 are overlapped together by the sides of the corrugated plates 22, and the connection holes 23 on the sides of the two corrugated plates 22 are coaxially aligned, and are fixedly connected using bolts and nuts. The first connecting plates 15 on both sides of the arched shell 11 are fixedly connected to the second connecting plates 21 on the sides of the plurality of corrugated plates 22 in the circumferential direction of the adjacent corrugated steel plate arch ring 2 .

[0035] See also Figure 2 、 Figure 3 and Figure 5 As a specific embodiment of the arch structure of the steel-concrete arch ring 1 and the corrugated steel plate provided by the present invention, the second connecting plate 21 and the corrugated plate 22 are integrally formed; the connection strength and bearing performance between the second connecting plate 21 and the corrugated plate 22 are improved, so that the connection between the corrugated plate 22 and the arch shell 11 is firm, and the corrugated plate 22 itself is also more secure.

[0036] See also Figure 2 、 Figure 3 and Figure 5 As a specific embodiment of the arch structure composed of the steel-concrete arch ring 1 and the corrugated steel plate provided by the present invention, the connection hole 23 located on the side of the corrugated plate 22 is an oblong hole; with the help of the oblong hole, the connection between the two corrugated plates 22 and the corrugated plate 22 and the arch shell 11 is more convenient, and a certain bend can be formed at the connection point, so the connection effect is better and more stable.

[0037] See also Figure 1and Figure 4 As a specific embodiment of the arch structure composed of a steel-concrete arch ring 1 and a corrugated steel plate provided by the present invention, the arch structure composed of a steel-concrete arch ring 1 and a corrugated steel plate also includes a foundation base 4 and a connecting steel bar 42. A reserved groove 41 is provided at the upper end of the foundation base 4; the foundation base 4 is provided with an anchor bolt for connecting to the anchor plate 13; the connecting steel bar 42 is installed on the foundation base 4; the upper end of the connecting steel bar 42 is located in the reserved groove 41; the anchor plate 13 is provided with a through hole 32 for filling concrete into the reserved groove 41; the foundation base 4 adopts a reinforced concrete structure, and a reserved groove 41 is provided on the upper end surface of the foundation base 4, and the connecting steel bar 42 in the reinforced concrete extends upward into the reserved groove 41. At the same time, a through hole 32 is provided on the anchor plate 13, and the arch shell is connected to the reserved groove 41 by means of the through hole 32. When installing the arch structure composed of the steel-concrete arch ring 1 and the corrugated steel plate, the anchor plate 13 is fixed on the anchor bolts in the reserved groove 41. Then, during the process of pouring concrete into the arch shell 11, the concrete passes through the through hole 32 and fills the reserved groove 41, and is connected to the connecting steel bar 42, thereby realizing a fixed connection between the anchor plate 13 and the foundation base 4.

[0038] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An arch structure composed of a steel-concrete arch ring and a corrugated steel plate, characterized in that: It includes multiple steel-concrete arch rings and multiple corrugated steel plate arch rings, and the multiple steel-concrete arch rings are arranged at intervals, and the multiple corrugated steel plate arch rings are respectively fixedly installed between two adjacent steel-concrete arch rings; the steel-concrete arch ring includes an arch shell, a steel mesh installed in the arch shell, concrete poured in the arch shell and two anchor plates respectively installed at both ends of the arch shell, the upper end of the arch shell is provided with a grouting hole, and both sides are provided with a first connecting plate extending outward; the anchor plate is used to support and fix on the foundation base; second connecting plates for overlapping with the first connecting plate are provided on both sides of the corrugated steel plate arch ring, and the first connecting plate and the second connecting plate are fixedly connected by fasteners; the two ends of the corrugated steel plate arch ring are used to support and fix on the foundation base.

2. The arch structure composed of a steel-concrete arch ring and a corrugated steel plate according to claim 1, characterized in that: The arched shell includes a plurality of arc tubes connected in sequence, and the two anchor plates are respectively installed on the lower ends of the two arc tubes at both ends; the connecting ends of the two adjacent arc tubes are provided with end flanges, and the end flanges are provided with through holes for connecting the two adjacent arc tubes; the first connecting plate is provided on the side of each arc tube.

3. The arch structure composed of a steel-concrete arch ring and a corrugated steel plate according to claim 2, characterized in that: The arc tube includes four steel plates connected end to end, and the cross section of the arc tube is rectangular.

4. The arch structure composed of a steel-concrete arch ring and a corrugated steel plate according to claim 2, characterized in that: The arc tube is provided with welding holes for connecting the steel mesh.

5. The arch structure composed of a steel-concrete arch ring and a corrugated steel plate according to claim 1, characterized in that: The first connecting plate and the second connecting plate are both provided with a plurality of elongated holes, and the length direction of the elongated holes is parallel to the axial direction of the steel-concrete arch ring.

6. The arch structure composed of a steel-concrete arch ring and a corrugated steel plate according to claim 1, characterized in that: The corrugated steel plate arch ring includes a plurality of corrugated plates assembled together, and the ends and sides of the corrugated plates are provided with connection holes for connection; the second connection plate is arranged on one side of the corrugated plates.

7. The arch structure composed of a steel-concrete arch ring and a corrugated steel plate according to claim 6, characterized in that: The second connecting plate is integrally formed with the corrugated plate.

8. The arch structure composed of a steel-concrete arch ring and a corrugated steel plate according to claim 6, characterized in that: The connecting holes located on the side of the corrugated plate are oblong holes.

9. The arch structure composed of a steel-concrete arch ring and a corrugated steel plate according to claim 1, characterized in that: The arched structure composed of the steel-concrete arch ring and the corrugated steel plate also includes: The foundation base has a reserved groove at the upper end; the foundation base is provided with anchor bolts for connecting with the foundation plate; The connecting steel bars are installed on the foundation base; the upper ends of the connecting steel bars are located in the reserved grooves; and the anchor plate is provided with through holes for filling the reserved grooves with concrete.

Images