Corrugated steel composite structure and underground passage

Abstract

The utility model provides a corrugated steel combined structure and an underground passage, and belongs to the technical field of corrugated steel, the corrugated steel combined structure comprises a corrugated steel plate, a plurality of profile steel pieces and a plurality of axial connecting pieces, the corrugated steel plate is arranged in an arch shape and is fixedly connected to a foundation base; the profile steel pieces are installed on the corrugated steel plates and arranged in the length direction of the corrugated steel plates, and the profile steel pieces are of an arc-shaped structure and fixedly connected to the foundation base. The axial connecting pieces are fixedly installed on the corrugated steel plates and arranged in the length direction of the corrugated steel plates. The end parts of the axial connecting pieces are fixedly connected with the two adjacent profile steel pieces; a containing space is formed among the axial connecting piece, the two adjacent profile steel pieces and the outer side face of the corrugated steel plate. According to the corrugated steel combined structure, the axial connecting pieces are used for connecting the profile steel pieces and the corrugated steel plate into a whole, the bearing performance of the corrugated steel combined structure is improved by means of the corrugated steel plate and the profile steel pieces, and therefore the requirement of a high-load environment is met.

Description

Technical Field

[0001] The utility model belongs to the technical field of corrugated steel, and more specifically relates to a corrugated steel combined structure and an underground passage. Background Art

[0002] Corrugated sheeting has strong deformation resistance, is quick and easy to install, saves construction time, and has the advantages of low cost and environmental protection. It is widely used in transportation and municipal engineering to construct culverts, tunnels, underground passages, and underground pipelines. However, in high-load environments, the load-bearing capacity of corrugated sheeting itself cannot meet the load requirements. Utility Model Content

[0003] The purpose of the utility model is to provide a corrugated steel composite structure and an underground passage to solve the technical problem in the prior art that the bearing capacity of the corrugated plate itself cannot meet the load requirement in a high-load environment.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is to provide a corrugated steel composite structure, comprising:

[0005] The corrugated steel plate is arranged in an arch shape, with both ends used for fixed connection to the foundation base;

[0006] There are multiple steel profiles, all of which are installed on the outside of the corrugated steel plate and are spaced apart along the length of the corrugated steel plate; the steel profiles are arc-shaped structures that are installed in conjunction with the outside of the corrugated steel plate, and the two ends of the steel profiles are respectively used to be fixedly connected to the foundation base;

[0007] There are multiple axial connectors, all of which are fixedly installed on the outside of the corrugated steel plate and arranged at intervals along the length direction of the corrugated steel plate; the ends of the axial connectors are fixedly connected to the two adjacent steel sections; and a storage space for accommodating concrete is formed between the axial connectors, the two adjacent steel sections and the outer side surface of the corrugated steel plate.

[0008] In one possible implementation, an L-shaped structure is provided at the lower ends of both sides of the corrugated steel plate, and the L-shaped structure includes a horizontal plate and a vertical plate. The horizontal plate is supported on a basic base and fixedly connected to the basic base, and the vertical plate is fixedly connected to the steel member on the side away from the horizontal plate.

[0009] In a possible implementation, both ends of the steel section are fixed with horizontally arranged mounting plates, and the mounting plates are supported on and fixedly connected to the basic base.

[0010] In one possible implementation, the horizontal plate and the mounting plate are both provided with a first through hole for fixedly connecting with the anchor bolts on the foundation base; the vertical plate and the steel section are both provided with a second through hole, and the vertical plate and the steel section are fixedly connected by bolts passing through the two second through holes.

[0011] In a possible implementation, the steel section is an H-shaped steel, and the axial connector includes a plurality of channel steels spaced circumferentially along the corrugated steel plate, with pads provided at both ends of the channel steel for connecting to the web of the H-shaped steel.

[0012] In a possible implementation, the plurality of steel sections are grouped in pairs, and the plurality of groups of steel sections are spaced apart along the length direction of the corrugated steel plate; and the axial connecting member is provided between two steel sections in the same group.

[0013] In a possible implementation, the axial connecting piece is provided between two adjacent steel sections.

[0014] In a possible implementation, coaxially arranged third through holes are provided on the web of the channel steel and the corrugated steel plate, and the channel steel and the corrugated steel plate are fixedly connected by bolts passing through two of the third through holes.

[0015] The beneficial effects of the corrugated steel composite structure provided by the present invention are as follows: compared with the prior art, when in use, the present invention comprises a plurality of steel sections arranged in an arched shape installed on an arched corrugated steel plate, and the steel sections are arranged on the corrugated steel plate in a row, and the plurality of steel sections are arranged at intervals along the axial direction of the corrugated steel plate; a plurality of axial connectors are then fixedly installed on the outer surface of the corrugated steel plate, and the adjacent steel sections are fixedly connected together using the axial connectors, and concrete is poured into the accommodation space between the steel sections, the axial connectors, and the corrugated steel plate. In this way, the plurality of steel sections are connected to the corrugated steel plate as a whole using the axial connectors, and the bearing capacity of the corrugated steel composite structure is improved by means of the corrugated steel plate and the plurality of steel sections, thereby meeting the requirements of a high-load environment.

[0016] Another object of the present invention is to provide an underground passage comprising any one of the above-mentioned corrugated steel combined structures.

[0017] The underground passage provided by the utility model adopts a corrugated steel composite structure, and uses axial connecting parts to connect multiple steel sections and corrugated steel plates into a whole. With the help of corrugated steel plates and multiple steel sections, the bearing performance of the corrugated steel composite structure and the formed underground passage is improved, thereby meeting the needs of high-load environments.

[0018] In a possible implementation manner, the accommodating space is filled with a concrete structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] 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.

[0020] Figure 1 A schematic structural diagram of a corrugated steel composite structure provided by an embodiment of the present utility model;

[0021] Figure 2 A partial schematic diagram of a corrugated steel composite structure provided by an embodiment of the present utility model;

[0022] Figure 3 A schematic diagram of the connection between the corrugated steel composite structure and the foundation base provided in an embodiment of the present utility model;

[0023] Figure 4 for Figure 3 Enlarged view of point A in the middle;

[0024] Figure 5 A schematic structural diagram of an underground passage provided in an embodiment of the present utility model.

[0025] Among them, the reference numerals in the figures are:

[0026] 1. Corrugated steel plate; 11. Anchor bolts; 12. Bolts; 2. Steel sections; 21. Mounting plate; 3. Axial connector; 31. Accommodation space; 32. Pad; 4. L-shaped structure; 41. Horizontal plate; 42. Vertical plate; 5. Foundation base; 6. Underground passage; 61. Concrete structure. DETAILED DESCRIPTION

[0027] 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.

[0028] 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.

[0029] 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.

[0030] 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.

[0031] See also Figures 1 to 4 The corrugated steel composite structure provided by the present invention is now described. A corrugated steel composite structure includes a corrugated steel plate 1, a steel section 2, and an axial connector 3. The corrugated steel plate 1 is arranged in an arch shape, and its two ends are respectively used to be fixedly connected to the base 5; there are multiple steel sections 2, all of which are installed on the outside of the corrugated steel plate 1 and are arranged at intervals along the length direction of the corrugated steel plate 1; the steel section 2 is an arc-shaped structure installed in conjunction with the outside of the corrugated steel plate 1, and its two ends are respectively used to be fixedly connected to the base 5; there are multiple axial connectors 3, all of which are fixedly installed on the outside of the corrugated steel plate 1 and are arranged at intervals along the length direction of the corrugated steel plate 1; the ends of the axial connector 3 are fixedly connected to two adjacent steel sections 2; a receiving space 31 for receiving concrete is formed between the axial connector 3, the two adjacent steel sections 2, and the outer side surface of the corrugated steel plate 1.

[0032] Compared with the prior art, the corrugated steel composite structure provided by the present invention is characterized in that, when in use, a plurality of steel sections 2 arranged in an arched shape are installed on an arched corrugated steel plate 1, and the steel sections 2 are arranged on the corrugated steel plate 1 in a row, with the plurality of steel sections 2 arranged at intervals along the axial direction of the corrugated steel plate 1; a plurality of axial connectors 3 are then fixedly installed on the outer surface of the corrugated steel plate 1, and the adjacent steel sections 2 are fixedly connected together using the axial connectors 3, and concrete is poured into the accommodation space 31 between the steel sections 2, the axial connectors 3, and the corrugated steel plate 1. In this way, the plurality of steel sections 2 are connected to the corrugated steel plate 1 as a whole using the axial connectors 3, and the bearing capacity of the corrugated steel composite structure is improved with the help of the corrugated steel plate 1 and the plurality of steel sections 2, thereby meeting the requirements of high-load environments.

[0033] See also Figure 3 and Figure 4As a specific embodiment of the corrugated steel composite structure provided by the present invention, an L-shaped structure 4 is provided at the lower ends of both sides of the corrugated steel plate 1. The L-shaped structure 4 includes a horizontal plate 41 and a vertical plate 42. The horizontal plate 41 is supported on and fixedly connected to the base base 5, and the vertical plate 42 is fixedly connected to the profiled steel member 2 on the side away from the horizontal plate 41. The horizontal plate 41 is fixed to the end of the corrugated steel plate 1 and arranged horizontally. When the corrugated steel plate 1 is installed on the base base 5, the horizontal plate 41 is docked with the upper end surface of the base base 5 and fixedly connected to the base base 5. The vertical plate 42 is located on one side of the corrugated steel plate 1. When the profiled steel member 2 is installed, the profiled steel member 2 is arranged circumferentially along the outer side surface of the corrugated steel plate 1, and one side of the profiled steel member 2 is docked with the vertical plate 42. The lower end of the profiled steel member 2 abuts against the base base 5. Finally, the profiled steel member 2 is fixedly connected to the vertical plate 42, and the lower end of the profiled steel member 2 is fixedly connected to the base base 5. The L-shaped structure 4 can directly use angle steel.

[0034] See also Figures 1 to 4 As a specific embodiment of the corrugated steel composite structure provided by the utility model, both ends of the steel section 2 are fixed with horizontally arranged mounting plates 21, which are supported on the basic base 5 and fixedly connected to the basic base 5; the mounting plate 21 is fixedly set at the lower end of the steel section 2, and the mounting plate 21 is set horizontally. When the steel section 2 is fixed on the basic base 5, the mounting plate 21 is docked and installed on the basic base 5, so that the steel section 2 is installed stably and securely.

[0035] See also Figures 1 to 4 As a specific embodiment of the corrugated steel composite structure provided by the present invention, the horizontal plate 41 and the mounting plate 21 are both provided with first through-holes for fixing with the anchor bolts 11 on the foundation base 5; the vertical plate 42 and the steel section 2 are both provided with second through-holes, and the vertical plate 42 and the steel section 2 are fixedly connected by bolts 12 passing through the two second through-holes; specifically, the anchor bolts 11 are prefabricated and installed on the foundation base 5, so that when the horizontal plate 41 and the mounting plate 21 are installed on the foundation base 5, the anchor bolts 11 pass through the first through-holes on the horizontal plate 41 and the mounting plate 21, and then are locked and fixed with nuts. When the vertical plate 42 is docked and installed with the steel section 2, the vertical plate 42 is coaxially aligned with the second through-holes of the steel section 2, and then bolts 12 are passed through the two second through-holes and locked and fixed with nuts.

[0036] See also Figure 1 and Figure 2As a specific embodiment of the corrugated steel composite structure provided by the present invention, the steel section 2 is an H-shaped steel, and the axial connector 3 includes a plurality of channel steels arranged at intervals along the circumference of the corrugated steel plate 1, and pads 32 for connecting to the web of the H-shaped steel are provided at both ends of the channel steel; H-shaped steel and channel steel are used as the steel section 2 and the axial connector 3 respectively, so that the strength and rigidity of the corrugated steel composite structure are improved. At the same time, the axial connector 3 is provided to include a plurality of channel steels, and the plurality of channel steels are arranged axially between the two steel sections 2, so that the connection between the two steel sections 2 is more reliable and stable. Pads 32 for connecting to the web of the H-shaped steel are installed at both ends of the channel steel. During installation, the pads 32 are docked and installed on the web of the H-shaped steel, and are fastened and fixed using bolts 12 and nuts.

[0037] See also Figures 1 to 3 As a specific embodiment of the corrugated steel composite structure provided by the present invention, multiple profiled steel members 2 are arranged in pairs, and the multiple groups of profiled steel members 2 are spaced apart along the length of the corrugated steel plate 1. Axial connectors 3 are provided between two profiled steel members 2 within the same group. The profiled steel members 2 are arranged in pairs, and the axial connectors 3 are installed between two profiled steel members 2 in the same group, thereby securely connecting the two profiled steel members 2 in the same group. The spacing between adjacent groups of profiled steel members 2 can be adjusted to ensure a high degree of uniformity in the arrangement of the multiple profiled steel members 2 on the corrugated steel plate 1.

[0038] See also Figures 1 to 3 As a specific embodiment of the corrugated steel composite structure provided by the present invention, an axial connecting member 3 is provided between each adjacent two steel sections 2; that is, multiple axial connecting members 3 are used to connect multiple steel sections 2 into a whole, which further improves the fixing effect of the multiple steel sections 2 and also makes the uniformity of the entire corrugated steel composite structure consistent.

[0039] See also Figures 1 to 3 As a specific embodiment of the corrugated steel composite structure provided by the present invention, coaxially arranged third through holes are provided on the web of the channel steel and the corrugated steel plate 1, and the channel steel and the corrugated steel plate 1 are fixedly connected by bolts 12 passing through the two third through holes; when the axial connector 3 is installed on the corrugated steel plate 1, the lower end face of the web of the channel steel is supported on multiple crests of the corrugated steel plate 1, so a third through hole is opened on the crest of the corrugated steel plate 1, and a third through hole is opened on the web of the channel steel, and then bolts 12 are used to pass through the two third through holes on the corrugated steel plate 1 and the web of the channel steel, and are locked and fixed with bolts 12. Multiple third through holes spaced apart along the length direction are opened on the web of the same channel steel, so that the fixed connection between the channel steel and the corrugated steel plate 1 is more stable and reliable.

[0040] See also Figure 3 and Figure 5The embodiment of the present invention further provides an underground passage 6, which includes any one of the above-mentioned corrugated steel combination structures.

[0041] The underground passage 6 provided by the present invention adopts the above-mentioned corrugated steel composite structure. Therefore, an axial connecting member 3 is used to connect multiple steel sections 2 and the corrugated steel plate 1 into a whole. With the help of the corrugated steel plate 1 and multiple steel sections 2, the bearing performance of the corrugated steel composite structure and the formed underground passage 6 is improved, thereby meeting the needs of high-load environments.

[0042] See also Figure 5 As a specific embodiment of the underground passage 6 provided by the utility model, the accommodating space 31 is filled with a concrete structure 61; by adding concrete to the accommodating space 31, the load-bearing capacity and strength of the corrugated steel composite structure are improved, thereby making the constructed underground passage 6 safer and more stable.

[0043] 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. A corrugated steel composite structure, characterized in that: include: The corrugated steel plate is arranged in an arch shape, with both ends used for fixed connection to the foundation base; There are multiple steel profiles, all of which are installed on the outside of the corrugated steel plate and are spaced apart along the length of the corrugated steel plate; the steel profiles are arc-shaped structures that are installed in conjunction with the outside of the corrugated steel plate, and the two ends of the steel profiles are respectively used to be fixedly connected to the foundation base; There are multiple axial connectors, all of which are fixedly installed on the outside of the corrugated steel plate and arranged at intervals along the length direction of the corrugated steel plate; the ends of the axial connectors are fixedly connected to the two adjacent steel sections; and a storage space for accommodating concrete is formed between the axial connectors, the two adjacent steel sections and the outer side surface of the corrugated steel plate.

2. The corrugated steel composite structure according to claim 1, characterized in that: The lower ends of both sides of the corrugated steel plate are provided with an L-shaped structure, and the L-shaped structure includes a horizontal plate and a vertical plate. The horizontal plate is supported on the basic base and fixedly connected to the basic base, and the side of the vertical plate away from the horizontal plate is fixedly connected to the steel member.

3. The corrugated steel composite structure according to claim 2, characterized in that: Both ends of the steel section are fixed with horizontally arranged mounting plates, and the mounting plates are supported on the basic base and fixedly connected to the basic base.

4. The corrugated steel composite structure according to claim 3, characterized in that: The horizontal plate and the mounting plate are both provided with first through holes for fixed connection with the anchor bolts on the foundation base; the vertical plate and the steel member are both provided with second through holes, and the vertical plate and the steel member are fixedly connected by bolts passing through the two second through holes.

5. The corrugated steel composite structure according to claim 1, wherein: The steel section is an H-shaped steel, and the axial connecting member includes a plurality of channel steels spaced apart along the circumference of the corrugated steel plate. Both ends of the channel steel are provided with pads for connecting with the web of the H-shaped steel.

6. The corrugated steel composite structure according to claim 5, characterized in that: The plurality of steel sections are grouped in pairs, and the plurality of groups of steel sections are arranged at intervals along the length direction of the corrugated steel plate; the axial connecting member is provided between two steel sections in the same group.

7. The corrugated steel composite structure according to claim 5, characterized in that: The axial connecting piece is provided between two adjacent steel sections.

8. The corrugated steel composite structure according to claim 5, wherein: The web of the channel steel and the corrugated steel plate are provided with coaxially arranged third through holes, and the channel steel and the corrugated steel plate are fixedly connected by bolts passing through two of the third through holes.

9. An underground passage, characterized in that: The invention comprises the corrugated steel composite structure as described in any one of claims 1 to 8.

10. The underground passage according to claim 9, wherein: The accommodating space is filled with a concrete structure.

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